diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Makefile.am | 40 | ||||
| -rw-r--r-- | lib/Makefile.in | 1102 | ||||
| -rw-r--r-- | lib/error.c | 365 | ||||
| -rw-r--r-- | lib/exit.c | 28 | ||||
| -rw-r--r-- | lib/names.c | 179 | ||||
| -rw-r--r-- | lib/paxlib.h | 115 | ||||
| -rw-r--r-- | lib/rmt.h | 99 | ||||
| -rw-r--r-- | lib/rtapelib.c | 750 | ||||
| -rw-r--r-- | lib/sysdep.c | 190 | ||||
| -rw-r--r-- | lib/sysdep.h | 144 | ||||
| -rw-r--r-- | lib/system-ioctl.h | 55 | ||||
| -rw-r--r-- | lib/system.h | 481 |
12 files changed, 3548 insertions, 0 deletions
diff --git a/lib/Makefile.am b/lib/Makefile.am new file mode 100644 index 0000000..d9a42a0 --- /dev/null +++ b/lib/Makefile.am @@ -0,0 +1,40 @@ +# Makefile for GNU tar library. -*- Makefile -*- + +# Copyright (C) 1994, 1995, 1996, 1997, 1999, 2000, 2001, 2003, 2004, +# 2005, 2006, 2007, 2009, 2010 Free Software Foundation, Inc. + +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3 of the License, or +# (at your option) any later version. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. + +# You should have received a copy of the GNU General Public License along +# with this program; if not, write to the Free Software Foundation, Inc., +# 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + +noinst_LIBRARIES=libpax.a +rmt-command.h : Makefile + $(AM_V_GEN)rm -f $@-t $@ + $(AM_V_at)echo "#ifndef DEFAULT_RMT_COMMAND" >> $@-t + $(AM_V_at)echo "# define DEFAULT_RMT_COMMAND \"$(DEFAULT_RMT_DIR)/`echo rmt | sed '$(transform)'`$(EXEEXT)\"" >> $@-t + $(AM_V_at)echo "#endif" >> $@-t + $(AM_V_at)mv $@-t $@ +BUILT_SOURCES = rmt-command.h +CLEANFILES = rmt-command.h rmt-command.h-t +INCLUDES = -I$(top_srcdir)/gnu -I../ -I../gnu + +noinst_HEADERS = system.h system-ioctl.h rmt.h paxlib.h +libpax_a_SOURCES = \ + exit.c\ + paxlib.h\ + rtapelib.c\ + sysdep.h\ + sysdep.c\ + system.h\ + error.c\ + names.c diff --git a/lib/Makefile.in b/lib/Makefile.in new file mode 100644 index 0000000..808b411 --- /dev/null +++ b/lib/Makefile.in @@ -0,0 +1,1102 @@ +# Makefile.in generated by automake 1.11.1 from Makefile.am. +# @configure_input@ + +# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, +# 2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation, +# Inc. +# This Makefile.in is free software; the Free Software Foundation +# gives unlimited permission to copy and/or distribute it, +# with or without modifications, as long as this notice is preserved. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY, to the extent permitted by law; without +# even the implied warranty of MERCHANTABILITY or FITNESS FOR A +# PARTICULAR PURPOSE. + +@SET_MAKE@ + +# Makefile for GNU tar library. -*- Makefile -*- + +# Copyright (C) 1994, 1995, 1996, 1997, 1999, 2000, 2001, 2003, 2004, +# 2005, 2006, 2007, 2009, 2010 Free Software Foundation, Inc. + +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3 of the License, or +# (at your option) any later version. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. + +# You should have received a copy of the GNU General Public License along +# with this program; if not, write to the Free Software Foundation, Inc., +# 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + + +VPATH = @srcdir@ +pkgdatadir = $(datadir)/@PACKAGE@ +pkgincludedir = $(includedir)/@PACKAGE@ +pkglibdir = $(libdir)/@PACKAGE@ +pkglibexecdir = $(libexecdir)/@PACKAGE@ +am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd +install_sh_DATA = $(install_sh) -c -m 644 +install_sh_PROGRAM = $(install_sh) -c +install_sh_SCRIPT = $(install_sh) -c +INSTALL_HEADER = $(INSTALL_DATA) +transform = $(program_transform_name) +NORMAL_INSTALL = : +PRE_INSTALL = : +POST_INSTALL = : +NORMAL_UNINSTALL = : +PRE_UNINSTALL = : +POST_UNINSTALL = : +build_triplet = @build@ +host_triplet = @host@ +subdir = lib +DIST_COMMON = $(noinst_HEADERS) $(srcdir)/Makefile.am \ + $(srcdir)/Makefile.in +ACLOCAL_M4 = $(top_srcdir)/aclocal.m4 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+GNULIB_MBSCASESTR = @GNULIB_MBSCASESTR@ +GNULIB_MBSCHR = @GNULIB_MBSCHR@ +GNULIB_MBSCSPN = @GNULIB_MBSCSPN@ +GNULIB_MBSINIT = @GNULIB_MBSINIT@ +GNULIB_MBSLEN = @GNULIB_MBSLEN@ +GNULIB_MBSNCASECMP = @GNULIB_MBSNCASECMP@ +GNULIB_MBSNLEN = @GNULIB_MBSNLEN@ +GNULIB_MBSNRTOWCS = @GNULIB_MBSNRTOWCS@ +GNULIB_MBSPBRK = @GNULIB_MBSPBRK@ +GNULIB_MBSPCASECMP = @GNULIB_MBSPCASECMP@ +GNULIB_MBSRCHR = @GNULIB_MBSRCHR@ +GNULIB_MBSRTOWCS = @GNULIB_MBSRTOWCS@ +GNULIB_MBSSEP = @GNULIB_MBSSEP@ +GNULIB_MBSSPN = @GNULIB_MBSSPN@ +GNULIB_MBSSTR = @GNULIB_MBSSTR@ +GNULIB_MBSTOK_R = @GNULIB_MBSTOK_R@ +GNULIB_MEMCHR = @GNULIB_MEMCHR@ +GNULIB_MEMMEM = @GNULIB_MEMMEM@ +GNULIB_MEMPCPY = @GNULIB_MEMPCPY@ +GNULIB_MEMRCHR = @GNULIB_MEMRCHR@ +GNULIB_MKDIRAT = @GNULIB_MKDIRAT@ +GNULIB_MKDTEMP = @GNULIB_MKDTEMP@ +GNULIB_MKFIFO = @GNULIB_MKFIFO@ +GNULIB_MKFIFOAT = @GNULIB_MKFIFOAT@ +GNULIB_MKNOD = @GNULIB_MKNOD@ +GNULIB_MKNODAT = @GNULIB_MKNODAT@ +GNULIB_MKOSTEMP = @GNULIB_MKOSTEMP@ +GNULIB_MKOSTEMPS = @GNULIB_MKOSTEMPS@ +GNULIB_MKSTEMP = @GNULIB_MKSTEMP@ +GNULIB_MKSTEMPS = @GNULIB_MKSTEMPS@ +GNULIB_MKTIME = @GNULIB_MKTIME@ +GNULIB_NANOSLEEP = @GNULIB_NANOSLEEP@ +GNULIB_OBSTACK_PRINTF = @GNULIB_OBSTACK_PRINTF@ +GNULIB_OBSTACK_PRINTF_POSIX = @GNULIB_OBSTACK_PRINTF_POSIX@ +GNULIB_OPEN = @GNULIB_OPEN@ +GNULIB_OPENAT = @GNULIB_OPENAT@ +GNULIB_PERROR = @GNULIB_PERROR@ +GNULIB_PIPE2 = @GNULIB_PIPE2@ +GNULIB_POPEN = @GNULIB_POPEN@ +GNULIB_PREAD = @GNULIB_PREAD@ +GNULIB_PRINTF = @GNULIB_PRINTF@ +GNULIB_PRINTF_POSIX = @GNULIB_PRINTF_POSIX@ +GNULIB_PUTC = @GNULIB_PUTC@ +GNULIB_PUTCHAR = @GNULIB_PUTCHAR@ +GNULIB_PUTENV = @GNULIB_PUTENV@ +GNULIB_PUTS = @GNULIB_PUTS@ +GNULIB_RANDOM_R = @GNULIB_RANDOM_R@ +GNULIB_RAWMEMCHR = @GNULIB_RAWMEMCHR@ +GNULIB_READLINK = @GNULIB_READLINK@ +GNULIB_READLINKAT = @GNULIB_READLINKAT@ +GNULIB_REALLOC_POSIX = @GNULIB_REALLOC_POSIX@ +GNULIB_REALPATH = @GNULIB_REALPATH@ +GNULIB_REMOVE = @GNULIB_REMOVE@ +GNULIB_RENAME = @GNULIB_RENAME@ +GNULIB_RENAMEAT = @GNULIB_RENAMEAT@ +GNULIB_RMDIR = @GNULIB_RMDIR@ +GNULIB_RPMATCH = @GNULIB_RPMATCH@ +GNULIB_SCANDIR = @GNULIB_SCANDIR@ +GNULIB_SETENV = @GNULIB_SETENV@ +GNULIB_SLEEP = @GNULIB_SLEEP@ +GNULIB_SNPRINTF = @GNULIB_SNPRINTF@ +GNULIB_SPRINTF_POSIX = @GNULIB_SPRINTF_POSIX@ +GNULIB_STAT = @GNULIB_STAT@ +GNULIB_STDIO_H_SIGPIPE = @GNULIB_STDIO_H_SIGPIPE@ +GNULIB_STPCPY = @GNULIB_STPCPY@ +GNULIB_STPNCPY = @GNULIB_STPNCPY@ +GNULIB_STRCASESTR = @GNULIB_STRCASESTR@ +GNULIB_STRCHRNUL = @GNULIB_STRCHRNUL@ +GNULIB_STRDUP = @GNULIB_STRDUP@ +GNULIB_STRERROR = @GNULIB_STRERROR@ +GNULIB_STRNDUP = @GNULIB_STRNDUP@ +GNULIB_STRNLEN = @GNULIB_STRNLEN@ +GNULIB_STRPBRK = @GNULIB_STRPBRK@ +GNULIB_STRPTIME = @GNULIB_STRPTIME@ +GNULIB_STRSEP = @GNULIB_STRSEP@ +GNULIB_STRSIGNAL = @GNULIB_STRSIGNAL@ +GNULIB_STRSTR = @GNULIB_STRSTR@ +GNULIB_STRTOD = @GNULIB_STRTOD@ +GNULIB_STRTOIMAX = @GNULIB_STRTOIMAX@ +GNULIB_STRTOK_R = @GNULIB_STRTOK_R@ +GNULIB_STRTOLL = @GNULIB_STRTOLL@ +GNULIB_STRTOULL = @GNULIB_STRTOULL@ +GNULIB_STRTOUMAX = @GNULIB_STRTOUMAX@ +GNULIB_STRVERSCMP = @GNULIB_STRVERSCMP@ +GNULIB_SYMLINK = @GNULIB_SYMLINK@ +GNULIB_SYMLINKAT = @GNULIB_SYMLINKAT@ +GNULIB_TIMEGM = @GNULIB_TIMEGM@ +GNULIB_UNISTD_H_GETOPT = @GNULIB_UNISTD_H_GETOPT@ +GNULIB_UNISTD_H_SIGPIPE = @GNULIB_UNISTD_H_SIGPIPE@ +GNULIB_UNLINK = @GNULIB_UNLINK@ +GNULIB_UNLINKAT = @GNULIB_UNLINKAT@ +GNULIB_UNSETENV = @GNULIB_UNSETENV@ +GNULIB_USLEEP = @GNULIB_USLEEP@ +GNULIB_UTIMENSAT = @GNULIB_UTIMENSAT@ +GNULIB_VASPRINTF = @GNULIB_VASPRINTF@ +GNULIB_VDPRINTF = @GNULIB_VDPRINTF@ +GNULIB_VFPRINTF = @GNULIB_VFPRINTF@ +GNULIB_VFPRINTF_POSIX = @GNULIB_VFPRINTF_POSIX@ +GNULIB_VPRINTF = @GNULIB_VPRINTF@ +GNULIB_VPRINTF_POSIX = @GNULIB_VPRINTF_POSIX@ +GNULIB_VSNPRINTF = @GNULIB_VSNPRINTF@ +GNULIB_VSPRINTF_POSIX = @GNULIB_VSPRINTF_POSIX@ +GNULIB_WCRTOMB = @GNULIB_WCRTOMB@ +GNULIB_WCSNRTOMBS = @GNULIB_WCSNRTOMBS@ +GNULIB_WCSRTOMBS = @GNULIB_WCSRTOMBS@ +GNULIB_WCTOB = @GNULIB_WCTOB@ +GNULIB_WCWIDTH = @GNULIB_WCWIDTH@ +GNULIB_WRITE = @GNULIB_WRITE@ +GREP = @GREP@ +HAVE_ALPHASORT = @HAVE_ALPHASORT@ +HAVE_ATOLL = @HAVE_ATOLL@ +HAVE_BTOWC = @HAVE_BTOWC@ +HAVE_CALLOC_POSIX = @HAVE_CALLOC_POSIX@ +HAVE_CANONICALIZE_FILE_NAME = @HAVE_CANONICALIZE_FILE_NAME@ +HAVE_CHOWN = @HAVE_CHOWN@ +HAVE_DECL_DIRFD = @HAVE_DECL_DIRFD@ +HAVE_DECL_ENVIRON = @HAVE_DECL_ENVIRON@ +HAVE_DECL_FPURGE = @HAVE_DECL_FPURGE@ +HAVE_DECL_GETDELIM = @HAVE_DECL_GETDELIM@ +HAVE_DECL_GETLINE = @HAVE_DECL_GETLINE@ +HAVE_DECL_GETLOADAVG = @HAVE_DECL_GETLOADAVG@ +HAVE_DECL_GETLOGIN_R = @HAVE_DECL_GETLOGIN_R@ +HAVE_DECL_IMAXABS = @HAVE_DECL_IMAXABS@ +HAVE_DECL_IMAXDIV = @HAVE_DECL_IMAXDIV@ +HAVE_DECL_MEMMEM = @HAVE_DECL_MEMMEM@ +HAVE_DECL_MEMRCHR = @HAVE_DECL_MEMRCHR@ +HAVE_DECL_OBSTACK_PRINTF = @HAVE_DECL_OBSTACK_PRINTF@ +HAVE_DECL_SNPRINTF = @HAVE_DECL_SNPRINTF@ +HAVE_DECL_STRDUP = @HAVE_DECL_STRDUP@ +HAVE_DECL_STRERROR = @HAVE_DECL_STRERROR@ +HAVE_DECL_STRNCASECMP = @HAVE_DECL_STRNCASECMP@ +HAVE_DECL_STRNDUP = @HAVE_DECL_STRNDUP@ +HAVE_DECL_STRNLEN = @HAVE_DECL_STRNLEN@ +HAVE_DECL_STRSIGNAL = @HAVE_DECL_STRSIGNAL@ +HAVE_DECL_STRTOIMAX = @HAVE_DECL_STRTOIMAX@ +HAVE_DECL_STRTOK_R = @HAVE_DECL_STRTOK_R@ +HAVE_DECL_STRTOUMAX = @HAVE_DECL_STRTOUMAX@ +HAVE_DECL_VSNPRINTF = @HAVE_DECL_VSNPRINTF@ +HAVE_DECL_WCTOB = @HAVE_DECL_WCTOB@ +HAVE_DECL_WCWIDTH = @HAVE_DECL_WCWIDTH@ +HAVE_DPRINTF = @HAVE_DPRINTF@ +HAVE_DUP2 = @HAVE_DUP2@ +HAVE_DUP3 = @HAVE_DUP3@ +HAVE_EUIDACCESS = @HAVE_EUIDACCESS@ +HAVE_FACCESSAT = @HAVE_FACCESSAT@ +HAVE_FCHMODAT = @HAVE_FCHMODAT@ +HAVE_FCHOWNAT = @HAVE_FCHOWNAT@ +HAVE_FCNTL = @HAVE_FCNTL@ +HAVE_FDOPENDIR = @HAVE_FDOPENDIR@ +HAVE_FSTATAT = @HAVE_FSTATAT@ +HAVE_FSYNC = @HAVE_FSYNC@ +HAVE_FTRUNCATE = @HAVE_FTRUNCATE@ +HAVE_FUTIMENS = @HAVE_FUTIMENS@ +HAVE_GETDOMAINNAME = @HAVE_GETDOMAINNAME@ +HAVE_GETDTABLESIZE = @HAVE_GETDTABLESIZE@ +HAVE_GETGROUPS = @HAVE_GETGROUPS@ +HAVE_GETHOSTNAME = @HAVE_GETHOSTNAME@ +HAVE_GETLOGIN = @HAVE_GETLOGIN@ +HAVE_GETOPT_H = @HAVE_GETOPT_H@ +HAVE_GETPAGESIZE = @HAVE_GETPAGESIZE@ +HAVE_GETSUBOPT = @HAVE_GETSUBOPT@ +HAVE_GETTIMEOFDAY = @HAVE_GETTIMEOFDAY@ +HAVE_GETUSERSHELL = @HAVE_GETUSERSHELL@ +HAVE_INTTYPES_H = @HAVE_INTTYPES_H@ +HAVE_ISWCNTRL = @HAVE_ISWCNTRL@ +HAVE_LCHMOD = @HAVE_LCHMOD@ +HAVE_LCHOWN = @HAVE_LCHOWN@ +HAVE_LINK = @HAVE_LINK@ +HAVE_LINKAT = @HAVE_LINKAT@ +HAVE_LONG_LONG_INT = @HAVE_LONG_LONG_INT@ +HAVE_LSTAT = @HAVE_LSTAT@ +HAVE_MALLOC_POSIX = @HAVE_MALLOC_POSIX@ +HAVE_MBRLEN = @HAVE_MBRLEN@ +HAVE_MBRTOWC = @HAVE_MBRTOWC@ +HAVE_MBSINIT = @HAVE_MBSINIT@ +HAVE_MBSLEN = @HAVE_MBSLEN@ +HAVE_MBSNRTOWCS = @HAVE_MBSNRTOWCS@ +HAVE_MBSRTOWCS = @HAVE_MBSRTOWCS@ +HAVE_MEMPCPY = @HAVE_MEMPCPY@ +HAVE_MKDIRAT = @HAVE_MKDIRAT@ +HAVE_MKDTEMP = @HAVE_MKDTEMP@ +HAVE_MKFIFO = @HAVE_MKFIFO@ +HAVE_MKFIFOAT = @HAVE_MKFIFOAT@ +HAVE_MKNOD = @HAVE_MKNOD@ +HAVE_MKNODAT = @HAVE_MKNODAT@ +HAVE_MKOSTEMP = @HAVE_MKOSTEMP@ +HAVE_MKOSTEMPS = @HAVE_MKOSTEMPS@ +HAVE_MKSTEMPS = @HAVE_MKSTEMPS@ +HAVE_OPENAT = @HAVE_OPENAT@ +HAVE_OS_H = @HAVE_OS_H@ +HAVE_PIPE2 = @HAVE_PIPE2@ +HAVE_PREAD = @HAVE_PREAD@ +HAVE_RANDOM_H = @HAVE_RANDOM_H@ +HAVE_RANDOM_R = @HAVE_RANDOM_R@ +HAVE_RAWMEMCHR = @HAVE_RAWMEMCHR@ +HAVE_READLINK = @HAVE_READLINK@ +HAVE_READLINKAT = @HAVE_READLINKAT@ +HAVE_REALLOC_POSIX = @HAVE_REALLOC_POSIX@ +HAVE_REALPATH = @HAVE_REALPATH@ +HAVE_RENAMEAT = @HAVE_RENAMEAT@ +HAVE_RPMATCH = @HAVE_RPMATCH@ +HAVE_SCANDIR = @HAVE_SCANDIR@ +HAVE_SETENV = @HAVE_SETENV@ +HAVE_SIGNED_SIG_ATOMIC_T = @HAVE_SIGNED_SIG_ATOMIC_T@ +HAVE_SIGNED_WCHAR_T = @HAVE_SIGNED_WCHAR_T@ +HAVE_SIGNED_WINT_T = @HAVE_SIGNED_WINT_T@ +HAVE_SLEEP = @HAVE_SLEEP@ +HAVE_STDINT_H = @HAVE_STDINT_H@ +HAVE_STPCPY = @HAVE_STPCPY@ +HAVE_STPNCPY = @HAVE_STPNCPY@ +HAVE_STRCASECMP = @HAVE_STRCASECMP@ +HAVE_STRCASESTR = @HAVE_STRCASESTR@ +HAVE_STRCHRNUL = @HAVE_STRCHRNUL@ +HAVE_STRPBRK = @HAVE_STRPBRK@ +HAVE_STRSEP = @HAVE_STRSEP@ +HAVE_STRTOD = @HAVE_STRTOD@ +HAVE_STRTOLL = @HAVE_STRTOLL@ +HAVE_STRTOULL = @HAVE_STRTOULL@ +HAVE_STRUCT_RANDOM_DATA = @HAVE_STRUCT_RANDOM_DATA@ +HAVE_STRUCT_TIMEVAL = @HAVE_STRUCT_TIMEVAL@ +HAVE_STRVERSCMP = @HAVE_STRVERSCMP@ +HAVE_SYMLINK = @HAVE_SYMLINK@ +HAVE_SYMLINKAT = @HAVE_SYMLINKAT@ +HAVE_SYSEXITS_H = @HAVE_SYSEXITS_H@ +HAVE_SYS_BITYPES_H = @HAVE_SYS_BITYPES_H@ +HAVE_SYS_INTTYPES_H = @HAVE_SYS_INTTYPES_H@ +HAVE_SYS_LOADAVG_H = @HAVE_SYS_LOADAVG_H@ +HAVE_SYS_PARAM_H = @HAVE_SYS_PARAM_H@ +HAVE_SYS_TIME_H = @HAVE_SYS_TIME_H@ +HAVE_SYS_TYPES_H = @HAVE_SYS_TYPES_H@ +HAVE_UNISTD_H = @HAVE_UNISTD_H@ +HAVE_UNLINKAT = @HAVE_UNLINKAT@ +HAVE_UNSETENV = @HAVE_UNSETENV@ +HAVE_UNSIGNED_LONG_LONG_INT = @HAVE_UNSIGNED_LONG_LONG_INT@ +HAVE_USLEEP = @HAVE_USLEEP@ +HAVE_UTIMENSAT = @HAVE_UTIMENSAT@ +HAVE_VASPRINTF = @HAVE_VASPRINTF@ +HAVE_VDPRINTF = @HAVE_VDPRINTF@ +HAVE_WCHAR_H = @HAVE_WCHAR_H@ +HAVE_WCHAR_T = @HAVE_WCHAR_T@ +HAVE_WCRTOMB = @HAVE_WCRTOMB@ +HAVE_WCSNRTOMBS = @HAVE_WCSNRTOMBS@ +HAVE_WCSRTOMBS = @HAVE_WCSRTOMBS@ +HAVE_WCTYPE_H = @HAVE_WCTYPE_H@ +HAVE_WINT_T = @HAVE_WINT_T@ +HAVE__BOOL = @HAVE__BOOL@ +INCLUDE_NEXT = @INCLUDE_NEXT@ +INCLUDE_NEXT_AS_FIRST_DIRECTIVE = @INCLUDE_NEXT_AS_FIRST_DIRECTIVE@ +INSTALL = @INSTALL@ +INSTALL_DATA = @INSTALL_DATA@ +INSTALL_PROGRAM = @INSTALL_PROGRAM@ +INSTALL_SCRIPT = @INSTALL_SCRIPT@ +INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@ +INT32_MAX_LT_INTMAX_MAX = @INT32_MAX_LT_INTMAX_MAX@ +INT64_MAX_EQ_LONG_MAX = @INT64_MAX_EQ_LONG_MAX@ +INTLLIBS = @INTLLIBS@ +INTL_MACOSX_LIBS = @INTL_MACOSX_LIBS@ +LDFLAGS = @LDFLAGS@ +LIBGNU_LIBDEPS = @LIBGNU_LIBDEPS@ +LIBGNU_LTLIBDEPS = @LIBGNU_LTLIBDEPS@ +LIBICONV = @LIBICONV@ +LIBINTL = @LIBINTL@ +LIBOBJS = @LIBOBJS@ +LIBS = @LIBS@ +LIB_CLOCK_GETTIME = @LIB_CLOCK_GETTIME@ +LIB_SETSOCKOPT = @LIB_SETSOCKOPT@ +LOCALCHARSET_TESTS_ENVIRONMENT = @LOCALCHARSET_TESTS_ENVIRONMENT@ +LOCALE_FR_UTF8 = @LOCALE_FR_UTF8@ +LOCALE_JA = @LOCALE_JA@ +LOCALE_ZH_CN = @LOCALE_ZH_CN@ +LTLIBICONV = @LTLIBICONV@ +LTLIBINTL = @LTLIBINTL@ +LTLIBOBJS = @LTLIBOBJS@ +MAKEINFO = @MAKEINFO@ +MKDIR_P = @MKDIR_P@ +MSGFMT = @MSGFMT@ +MSGFMT_015 = @MSGFMT_015@ +MSGMERGE = @MSGMERGE@ +NEXT_AS_FIRST_DIRECTIVE_DIRENT_H = @NEXT_AS_FIRST_DIRECTIVE_DIRENT_H@ +NEXT_AS_FIRST_DIRECTIVE_ERRNO_H = @NEXT_AS_FIRST_DIRECTIVE_ERRNO_H@ +NEXT_AS_FIRST_DIRECTIVE_FCNTL_H = @NEXT_AS_FIRST_DIRECTIVE_FCNTL_H@ +NEXT_AS_FIRST_DIRECTIVE_FLOAT_H = @NEXT_AS_FIRST_DIRECTIVE_FLOAT_H@ +NEXT_AS_FIRST_DIRECTIVE_GETOPT_H = @NEXT_AS_FIRST_DIRECTIVE_GETOPT_H@ +NEXT_AS_FIRST_DIRECTIVE_INTTYPES_H = @NEXT_AS_FIRST_DIRECTIVE_INTTYPES_H@ +NEXT_AS_FIRST_DIRECTIVE_STDARG_H = @NEXT_AS_FIRST_DIRECTIVE_STDARG_H@ +NEXT_AS_FIRST_DIRECTIVE_STDDEF_H = @NEXT_AS_FIRST_DIRECTIVE_STDDEF_H@ +NEXT_AS_FIRST_DIRECTIVE_STDINT_H = @NEXT_AS_FIRST_DIRECTIVE_STDINT_H@ +NEXT_AS_FIRST_DIRECTIVE_STDIO_H = @NEXT_AS_FIRST_DIRECTIVE_STDIO_H@ +NEXT_AS_FIRST_DIRECTIVE_STDLIB_H = @NEXT_AS_FIRST_DIRECTIVE_STDLIB_H@ +NEXT_AS_FIRST_DIRECTIVE_STRINGS_H = @NEXT_AS_FIRST_DIRECTIVE_STRINGS_H@ +NEXT_AS_FIRST_DIRECTIVE_STRING_H = @NEXT_AS_FIRST_DIRECTIVE_STRING_H@ +NEXT_AS_FIRST_DIRECTIVE_SYSEXITS_H = @NEXT_AS_FIRST_DIRECTIVE_SYSEXITS_H@ +NEXT_AS_FIRST_DIRECTIVE_SYS_STAT_H = @NEXT_AS_FIRST_DIRECTIVE_SYS_STAT_H@ +NEXT_AS_FIRST_DIRECTIVE_SYS_TIME_H = @NEXT_AS_FIRST_DIRECTIVE_SYS_TIME_H@ +NEXT_AS_FIRST_DIRECTIVE_TIME_H = @NEXT_AS_FIRST_DIRECTIVE_TIME_H@ +NEXT_AS_FIRST_DIRECTIVE_UNISTD_H = @NEXT_AS_FIRST_DIRECTIVE_UNISTD_H@ +NEXT_AS_FIRST_DIRECTIVE_WCHAR_H = @NEXT_AS_FIRST_DIRECTIVE_WCHAR_H@ +NEXT_AS_FIRST_DIRECTIVE_WCTYPE_H = @NEXT_AS_FIRST_DIRECTIVE_WCTYPE_H@ +NEXT_DIRENT_H = @NEXT_DIRENT_H@ +NEXT_ERRNO_H = @NEXT_ERRNO_H@ +NEXT_FCNTL_H = @NEXT_FCNTL_H@ +NEXT_FLOAT_H = @NEXT_FLOAT_H@ +NEXT_GETOPT_H = @NEXT_GETOPT_H@ +NEXT_INTTYPES_H = @NEXT_INTTYPES_H@ +NEXT_STDARG_H = @NEXT_STDARG_H@ +NEXT_STDDEF_H = @NEXT_STDDEF_H@ +NEXT_STDINT_H = @NEXT_STDINT_H@ +NEXT_STDIO_H = @NEXT_STDIO_H@ +NEXT_STDLIB_H = @NEXT_STDLIB_H@ +NEXT_STRINGS_H = @NEXT_STRINGS_H@ +NEXT_STRING_H = @NEXT_STRING_H@ +NEXT_SYSEXITS_H = @NEXT_SYSEXITS_H@ +NEXT_SYS_STAT_H = @NEXT_SYS_STAT_H@ +NEXT_SYS_TIME_H = @NEXT_SYS_TIME_H@ +NEXT_TIME_H = @NEXT_TIME_H@ +NEXT_UNISTD_H = @NEXT_UNISTD_H@ +NEXT_WCHAR_H = @NEXT_WCHAR_H@ +NEXT_WCTYPE_H = @NEXT_WCTYPE_H@ +OBJEXT = @OBJEXT@ +PACKAGE = @PACKAGE@ +PACKAGE_BUGREPORT = @PACKAGE_BUGREPORT@ +PACKAGE_NAME = @PACKAGE_NAME@ +PACKAGE_STRING = @PACKAGE_STRING@ +PACKAGE_TARNAME = @PACKAGE_TARNAME@ +PACKAGE_VERSION = @PACKAGE_VERSION@ +PATH_SEPARATOR = @PATH_SEPARATOR@ +POSUB = @POSUB@ +PRAGMA_SYSTEM_HEADER = @PRAGMA_SYSTEM_HEADER@ +PRIPTR_PREFIX = @PRIPTR_PREFIX@ +PRI_MACROS_BROKEN = @PRI_MACROS_BROKEN@ +PTRDIFF_T_SUFFIX = @PTRDIFF_T_SUFFIX@ +PU_RMT_PROG = @PU_RMT_PROG@ +RANLIB = @RANLIB@ +REPLACE_BTOWC = @REPLACE_BTOWC@ +REPLACE_CANONICALIZE_FILE_NAME = @REPLACE_CANONICALIZE_FILE_NAME@ +REPLACE_CHOWN = @REPLACE_CHOWN@ +REPLACE_CLOSE = @REPLACE_CLOSE@ +REPLACE_CLOSEDIR = @REPLACE_CLOSEDIR@ +REPLACE_DPRINTF = @REPLACE_DPRINTF@ +REPLACE_DUP = @REPLACE_DUP@ +REPLACE_DUP2 = @REPLACE_DUP2@ +REPLACE_FCHDIR = @REPLACE_FCHDIR@ +REPLACE_FCHOWNAT = @REPLACE_FCHOWNAT@ +REPLACE_FCLOSE = @REPLACE_FCLOSE@ +REPLACE_FCNTL = @REPLACE_FCNTL@ +REPLACE_FDOPENDIR = @REPLACE_FDOPENDIR@ +REPLACE_FFLUSH = @REPLACE_FFLUSH@ +REPLACE_FOPEN = @REPLACE_FOPEN@ +REPLACE_FPRINTF = @REPLACE_FPRINTF@ +REPLACE_FPURGE = @REPLACE_FPURGE@ +REPLACE_FREOPEN = @REPLACE_FREOPEN@ +REPLACE_FSEEK = @REPLACE_FSEEK@ +REPLACE_FSEEKO = @REPLACE_FSEEKO@ +REPLACE_FSTAT = @REPLACE_FSTAT@ +REPLACE_FSTATAT = @REPLACE_FSTATAT@ +REPLACE_FTELL = @REPLACE_FTELL@ +REPLACE_FTELLO = @REPLACE_FTELLO@ +REPLACE_FUTIMENS = @REPLACE_FUTIMENS@ +REPLACE_GETCWD = @REPLACE_GETCWD@ +REPLACE_GETDELIM = @REPLACE_GETDELIM@ +REPLACE_GETGROUPS = @REPLACE_GETGROUPS@ +REPLACE_GETLINE = @REPLACE_GETLINE@ +REPLACE_GETPAGESIZE = @REPLACE_GETPAGESIZE@ +REPLACE_GETTIMEOFDAY = @REPLACE_GETTIMEOFDAY@ +REPLACE_ISWCNTRL = @REPLACE_ISWCNTRL@ +REPLACE_LCHOWN = @REPLACE_LCHOWN@ +REPLACE_LINK = @REPLACE_LINK@ +REPLACE_LINKAT = @REPLACE_LINKAT@ +REPLACE_LOCALTIME_R = @REPLACE_LOCALTIME_R@ +REPLACE_LSEEK = @REPLACE_LSEEK@ +REPLACE_LSTAT = @REPLACE_LSTAT@ +REPLACE_MBRLEN = @REPLACE_MBRLEN@ +REPLACE_MBRTOWC = @REPLACE_MBRTOWC@ +REPLACE_MBSINIT = @REPLACE_MBSINIT@ +REPLACE_MBSNRTOWCS = @REPLACE_MBSNRTOWCS@ +REPLACE_MBSRTOWCS = @REPLACE_MBSRTOWCS@ +REPLACE_MBSTATE_T = @REPLACE_MBSTATE_T@ +REPLACE_MEMCHR = @REPLACE_MEMCHR@ +REPLACE_MEMMEM = @REPLACE_MEMMEM@ +REPLACE_MKDIR = @REPLACE_MKDIR@ +REPLACE_MKFIFO = @REPLACE_MKFIFO@ +REPLACE_MKNOD = @REPLACE_MKNOD@ +REPLACE_MKSTEMP = @REPLACE_MKSTEMP@ +REPLACE_MKTIME = @REPLACE_MKTIME@ +REPLACE_NANOSLEEP = @REPLACE_NANOSLEEP@ +REPLACE_NULL = @REPLACE_NULL@ +REPLACE_OBSTACK_PRINTF = @REPLACE_OBSTACK_PRINTF@ +REPLACE_OPEN = @REPLACE_OPEN@ +REPLACE_OPENAT = @REPLACE_OPENAT@ +REPLACE_OPENDIR = @REPLACE_OPENDIR@ +REPLACE_PERROR = @REPLACE_PERROR@ +REPLACE_POPEN = @REPLACE_POPEN@ +REPLACE_PREAD = @REPLACE_PREAD@ +REPLACE_PRINTF = @REPLACE_PRINTF@ +REPLACE_PUTENV = @REPLACE_PUTENV@ +REPLACE_READLINK = @REPLACE_READLINK@ +REPLACE_REALPATH = @REPLACE_REALPATH@ +REPLACE_REMOVE = @REPLACE_REMOVE@ +REPLACE_RENAME = @REPLACE_RENAME@ +REPLACE_RENAMEAT = @REPLACE_RENAMEAT@ +REPLACE_RMDIR = @REPLACE_RMDIR@ +REPLACE_SETENV = @REPLACE_SETENV@ +REPLACE_SLEEP = @REPLACE_SLEEP@ +REPLACE_SNPRINTF = @REPLACE_SNPRINTF@ +REPLACE_SPRINTF = @REPLACE_SPRINTF@ +REPLACE_STAT = @REPLACE_STAT@ +REPLACE_STDIO_WRITE_FUNCS = @REPLACE_STDIO_WRITE_FUNCS@ +REPLACE_STRCASESTR = @REPLACE_STRCASESTR@ +REPLACE_STRDUP = @REPLACE_STRDUP@ +REPLACE_STRERROR = @REPLACE_STRERROR@ +REPLACE_STRNDUP = @REPLACE_STRNDUP@ +REPLACE_STRPTIME = @REPLACE_STRPTIME@ +REPLACE_STRSIGNAL = @REPLACE_STRSIGNAL@ +REPLACE_STRSTR = @REPLACE_STRSTR@ +REPLACE_STRTOD = @REPLACE_STRTOD@ +REPLACE_STRTOK_R = @REPLACE_STRTOK_R@ +REPLACE_SYMLINK = @REPLACE_SYMLINK@ +REPLACE_TIMEGM = @REPLACE_TIMEGM@ +REPLACE_UNLINK = @REPLACE_UNLINK@ +REPLACE_UNLINKAT = @REPLACE_UNLINKAT@ +REPLACE_UNSETENV = @REPLACE_UNSETENV@ +REPLACE_USLEEP = @REPLACE_USLEEP@ +REPLACE_UTIMENSAT = @REPLACE_UTIMENSAT@ +REPLACE_VASPRINTF = @REPLACE_VASPRINTF@ +REPLACE_VDPRINTF = @REPLACE_VDPRINTF@ +REPLACE_VFPRINTF = @REPLACE_VFPRINTF@ +REPLACE_VPRINTF = @REPLACE_VPRINTF@ +REPLACE_VSNPRINTF = @REPLACE_VSNPRINTF@ +REPLACE_VSPRINTF = @REPLACE_VSPRINTF@ +REPLACE_WCRTOMB = @REPLACE_WCRTOMB@ +REPLACE_WCSNRTOMBS = @REPLACE_WCSNRTOMBS@ +REPLACE_WCSRTOMBS = @REPLACE_WCSRTOMBS@ +REPLACE_WCTOB = @REPLACE_WCTOB@ +REPLACE_WCWIDTH = @REPLACE_WCWIDTH@ +REPLACE_WRITE = @REPLACE_WRITE@ +SET_MAKE = @SET_MAKE@ +SHELL = @SHELL@ +SIG_ATOMIC_T_SUFFIX = @SIG_ATOMIC_T_SUFFIX@ +SIZE_T_SUFFIX = @SIZE_T_SUFFIX@ +STDARG_H = @STDARG_H@ +STDBOOL_H = @STDBOOL_H@ +STDDEF_H = @STDDEF_H@ +STDINT_H = @STDINT_H@ +STRIP = @STRIP@ +SYSEXITS_H = @SYSEXITS_H@ +SYS_TIME_H_DEFINES_STRUCT_TIMESPEC = @SYS_TIME_H_DEFINES_STRUCT_TIMESPEC@ +TIME_H_DEFINES_STRUCT_TIMESPEC = @TIME_H_DEFINES_STRUCT_TIMESPEC@ +UINT32_MAX_LT_UINTMAX_MAX = @UINT32_MAX_LT_UINTMAX_MAX@ +UINT64_MAX_EQ_ULONG_MAX = @UINT64_MAX_EQ_ULONG_MAX@ +UNDEFINE_STRTOK_R = @UNDEFINE_STRTOK_R@ 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+gl_LTLIBOBJS = @gl_LTLIBOBJS@ +gltests_LIBOBJS = @gltests_LIBOBJS@ +gltests_LTLIBOBJS = @gltests_LTLIBOBJS@ +host = @host@ +host_alias = @host_alias@ +host_cpu = @host_cpu@ +host_os = @host_os@ +host_vendor = @host_vendor@ +htmldir = @htmldir@ +includedir = @includedir@ +infodir = @infodir@ +install_sh = @install_sh@ +libdir = @libdir@ +libexecdir = @libexecdir@ +localedir = @localedir@ +localstatedir = @localstatedir@ +mandir = @mandir@ +mkdir_p = @mkdir_p@ +oldincludedir = @oldincludedir@ +pdfdir = @pdfdir@ +prefix = @prefix@ +program_transform_name = @program_transform_name@ +psdir = @psdir@ +sbindir = @sbindir@ +sharedstatedir = @sharedstatedir@ +srcdir = @srcdir@ +sysconfdir = @sysconfdir@ +target_alias = @target_alias@ +top_build_prefix = @top_build_prefix@ +top_builddir = @top_builddir@ +top_srcdir = @top_srcdir@ +noinst_LIBRARIES = libpax.a +BUILT_SOURCES = rmt-command.h +CLEANFILES = rmt-command.h rmt-command.h-t +INCLUDES = -I$(top_srcdir)/gnu -I../ -I../gnu +noinst_HEADERS 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sed '$(transform)'`$(EXEEXT)\"" >> $@-t + $(AM_V_at)echo "#endif" >> $@-t + $(AM_V_at)mv $@-t $@ + +# Tell versions [3.59,3.63) of GNU make to not export all variables. +# Otherwise a system limit (for SysV at least) may be exceeded. +.NOEXPORT: diff --git a/lib/error.c b/lib/error.c new file mode 100644 index 0000000..b4edb68 --- /dev/null +++ b/lib/error.c @@ -0,0 +1,365 @@ +/* Miscellaneous error functions + + Copyright (C) 2005, 2007 Free Software Foundation, Inc. + + This program is free software; you can redistribute it and/or modify it + under the terms of the GNU General Public License as published by the + Free Software Foundation; either version 3, or (at your option) any later + version. + + This program is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General + Public License for more details. + + You should have received a copy of the GNU General Public License along + with this program; if not, write to the Free Software Foundation, Inc., + 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ + +#include <system.h> +#include <paxlib.h> +#include <quote.h> +#include <quotearg.h> + +/* Decode MODE from its binary form in a stat structure, and encode it + into a 9-byte string STRING, terminated with a NUL. */ + +void +pax_decode_mode (mode_t mode, char *string) +{ + *string++ = mode & S_IRUSR ? 'r' : '-'; + *string++ = mode & S_IWUSR ? 'w' : '-'; + *string++ = (mode & S_ISUID + ? (mode & S_IXUSR ? 's' : 'S') + : (mode & S_IXUSR ? 'x' : '-')); + *string++ = mode & S_IRGRP ? 'r' : '-'; + *string++ = mode & S_IWGRP ? 'w' : '-'; + *string++ = (mode & S_ISGID + ? (mode & S_IXGRP ? 's' : 'S') + : (mode & S_IXGRP ? 'x' : '-')); + *string++ = mode & S_IROTH ? 'r' : '-'; + *string++ = mode & S_IWOTH ? 'w' : '-'; + *string++ = (mode & S_ISVTX + ? (mode & S_IXOTH ? 't' : 'T') + : (mode & S_IXOTH ? 'x' : '-')); + *string = '\0'; +} + +/* Report an error associated with the system call CALL and the + optional name NAME. */ +void +call_arg_error (char const *call, char const *name) +{ + int e = errno; + /* TRANSLATORS: %s after `Cannot' is a function name, e.g. `Cannot open'. + Directly translating this to another language will not work, first because + %s itself is not translated. + Translate it as `%s: Function %s failed'. */ + ERROR ((0, e, _("%s: Cannot %s"), quotearg_colon (name), call)); +} + +/* Report a fatal error associated with the system call CALL and + the optional file name NAME. */ +void +call_arg_fatal (char const *call, char const *name) +{ + int e = errno; + /* TRANSLATORS: %s after `Cannot' is a function name, e.g. `Cannot open'. + Directly translating this to another language will not work, first because + %s itself is not translated. + Translate it as `%s: Function %s failed'. */ + FATAL_ERROR ((0, e, _("%s: Cannot %s"), quotearg_colon (name), call)); +} + +/* Report a warning associated with the system call CALL and + the optional file name NAME. */ +void +call_arg_warn (char const *call, char const *name) +{ + int e = errno; + /* TRANSLATORS: %s after `Cannot' is a function name, e.g. `Cannot open'. + Directly translating this to another language will not work, first because + %s itself is not translated. + Translate it as `%s: Function %s failed'. */ + WARN ((0, e, _("%s: Warning: Cannot %s"), quotearg_colon (name), call)); +} + +void +chmod_error_details (char const *name, mode_t mode) +{ + int e = errno; + char buf[10]; + pax_decode_mode (mode, buf); + ERROR ((0, e, _("%s: Cannot change mode to %s"), + quotearg_colon (name), buf)); +} + +void +chown_error_details (char const *name, uid_t uid, gid_t gid) +{ + int e = errno; + ERROR ((0, e, _("%s: Cannot change ownership to uid %lu, gid %lu"), + quotearg_colon (name), (unsigned long) uid, (unsigned long) gid)); +} + +void +close_error (char const *name) +{ + call_arg_error ("close", name); +} + +void +close_warn (char const *name) +{ + call_arg_warn ("close", name); +} + +void +exec_fatal (char const *name) +{ + call_arg_fatal ("exec", name); +} + +void +link_error (char const *target, char const *source) +{ + int e = errno; + ERROR ((0, e, _("%s: Cannot hard link to %s"), + quotearg_colon (source), quote_n (1, target))); +} + +void +mkdir_error (char const *name) +{ + call_arg_error ("mkdir", name); +} + +void +mkfifo_error (char const *name) +{ + call_arg_error ("mkfifo", name); +} + +void +mknod_error (char const *name) +{ + call_arg_error ("mknod", name); +} + +void +open_error (char const *name) +{ + call_arg_error ("open", name); +} + +void +open_fatal (char const *name) +{ + call_arg_fatal ("open", name); +} + +void +open_warn (char const *name) +{ + call_arg_warn ("open", name); +} + +void +read_error (char const *name) +{ + call_arg_error ("read", name); +} + +void +read_error_details (char const *name, off_t offset, size_t size) +{ + char buf[UINTMAX_STRSIZE_BOUND]; + int e = errno; + ERROR ((0, e, + ngettext ("%s: Read error at byte %s, while reading %lu byte", + "%s: Read error at byte %s, while reading %lu bytes", + size), + quotearg_colon (name), STRINGIFY_BIGINT (offset, buf), + (unsigned long) size)); +} + +void +read_warn_details (char const *name, off_t offset, size_t size) +{ + char buf[UINTMAX_STRSIZE_BOUND]; + int e = errno; + WARN ((0, e, + ngettext ("%s: Warning: Read error at byte %s, while reading %lu byte", + "%s: Warning: Read error at byte %s, while reading %lu bytes", + size), + quotearg_colon (name), STRINGIFY_BIGINT (offset, buf), + (unsigned long) size)); +} + +void +read_fatal (char const *name) +{ + call_arg_fatal ("read", name); +} + +void +read_fatal_details (char const *name, off_t offset, size_t size) +{ + char buf[UINTMAX_STRSIZE_BOUND]; + int e = errno; + FATAL_ERROR ((0, e, + ngettext ("%s: Read error at byte %s, while reading %lu byte", + "%s: Read error at byte %s, while reading %lu bytes", + size), + quotearg_colon (name), STRINGIFY_BIGINT (offset, buf), + (unsigned long) size)); +} + +void +readlink_error (char const *name) +{ + call_arg_error ("readlink", name); +} + +void +readlink_warn (char const *name) +{ + call_arg_warn ("readlink", name); +} + +void +rmdir_error (char const *name) +{ + call_arg_error ("rmdir", name); +} + +void +savedir_error (char const *name) +{ + call_arg_error ("savedir", name); +} + +void +savedir_warn (char const *name) +{ + call_arg_warn ("savedir", name); +} + +void +seek_error (char const *name) +{ + call_arg_error ("seek", name); +} + +void +seek_error_details (char const *name, off_t offset) +{ + char buf[UINTMAX_STRSIZE_BOUND]; + int e = errno; + ERROR ((0, e, _("%s: Cannot seek to %s"), + quotearg_colon (name), + STRINGIFY_BIGINT (offset, buf))); +} + +void +seek_warn (char const *name) +{ + call_arg_warn ("seek", name); +} + +void +seek_warn_details (char const *name, off_t offset) +{ + char buf[UINTMAX_STRSIZE_BOUND]; + int e = errno; + WARN ((0, e, _("%s: Warning: Cannot seek to %s"), + quotearg_colon (name), + STRINGIFY_BIGINT (offset, buf))); +} + +void +symlink_error (char const *contents, char const *name) +{ + int e = errno; + ERROR ((0, e, _("%s: Cannot create symlink to %s"), + quotearg_colon (name), quote_n (1, contents))); +} + +void +stat_fatal (char const *name) +{ + call_arg_fatal ("stat", name); +} + +void +stat_error (char const *name) +{ + call_arg_error ("stat", name); +} + +void +stat_warn (char const *name) +{ + call_arg_warn ("stat", name); +} + +void +truncate_error (char const *name) +{ + call_arg_error ("truncate", name); +} + +void +truncate_warn (char const *name) +{ + call_arg_warn ("truncate", name); +} + +void +unlink_error (char const *name) +{ + call_arg_error ("unlink", name); +} + +void +utime_error (char const *name) +{ + call_arg_error ("utime", name); +} + +void +waitpid_error (char const *name) +{ + call_arg_error ("waitpid", name); +} + +void +write_error (char const *name) +{ + call_arg_error ("write", name); +} + +void +write_error_details (char const *name, size_t status, size_t size) +{ + if (status == 0) + write_error (name); + else + ERROR ((0, 0, + ngettext ("%s: Wrote only %lu of %lu byte", + "%s: Wrote only %lu of %lu bytes", + size), + name, (unsigned long int) status, (unsigned long int) size)); +} + +void +write_fatal (char const *name) +{ + call_arg_fatal ("write", name); +} + +void +chdir_fatal (char const *name) +{ + call_arg_fatal ("chdir", name); +} diff --git a/lib/exit.c b/lib/exit.c new file mode 100644 index 0000000..1a2e5b5 --- /dev/null +++ b/lib/exit.c @@ -0,0 +1,28 @@ +/* Miscellaneous error functions + + Copyright (C) 2005, 2006, 2007 Free Software Foundation, Inc. + + This program is free software; you can redistribute it and/or modify it + under the terms of the GNU General Public License as published by the + Free Software Foundation; either version 3, or (at your option) any later + version. + + This program is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General + Public License for more details. + + You should have received a copy of the GNU General Public License along + with this program; if not, write to the Free Software Foundation, Inc., + 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ + +#include <system.h> +#include <paxlib.h> + +int exit_status = PAXEXIT_SUCCESS; + +void +pax_exit () +{ + exit (exit_status); +} diff --git a/lib/names.c b/lib/names.c new file mode 100644 index 0000000..80fa83e --- /dev/null +++ b/lib/names.c @@ -0,0 +1,179 @@ +/* This file is part of GNU paxutils + Copyright (C) 2005, 2007 Free Software Foundation, Inc. + + This program is free software; you can redistribute it and/or modify it + under the terms of the GNU General Public License as published by the + Free Software Foundation; either version 3, or (at your option) any later + version. + + This program is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General + Public License for more details. + + You should have received a copy of the GNU General Public License along + with this program; if not, write to the Free Software Foundation, Inc., + 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ + +#include <system.h> +#include <hash.h> +#include <paxlib.h> + + +/* Hash tables of strings. */ + +/* Calculate the hash of a string. */ +static size_t +hash_string_hasher (void const *name, size_t n_buckets) +{ + return hash_string (name, n_buckets); +} + +/* Compare two strings for equality. */ +static bool +hash_string_compare (void const *name1, void const *name2) +{ + return strcmp (name1, name2) == 0; +} + +/* Return zero if TABLE contains a LEN-character long prefix of STRING, + otherwise, insert a newly allocated copy of this prefix to TABLE and + return 1. If RETURN_PREFIX is not NULL, point it to the allocated + copy. */ +static bool +hash_string_insert_prefix (Hash_table **table, char const *string, size_t len, + const char **return_prefix) +{ + Hash_table *t = *table; + char *s; + char *e; + + if (len) + { + s = xmalloc (len + 1); + memcpy (s, string, len); + s[len] = 0; + } + else + s = xstrdup (string); + + if (! ((t + || (*table = t = hash_initialize (0, 0, hash_string_hasher, + hash_string_compare, 0))) + && (e = hash_insert (t, s)))) + xalloc_die (); + + if (e == s) + { + if (return_prefix) + *return_prefix = s; + return 1; + } + else + { + free (s); + return 0; + } +} + +/* Return zero if TABLE contains a copy of STRING; otherwise, insert a + copy of STRING to TABLE and return 1. */ +bool +hash_string_insert (Hash_table **table, char const *string) +{ + return hash_string_insert_prefix (table, string, 0, NULL); +} + +/* Return 1 if TABLE contains STRING. */ +bool +hash_string_lookup (Hash_table const *table, char const *string) +{ + return table && hash_lookup (table, string); +} + + +static Hash_table *prefix_table[2]; + +/* Return true if file names of some members in the archive were stripped off + their leading components. We could have used + return prefix_table[0] || prefix_table[1] + but the following seems to be safer: */ +bool +removed_prefixes_p (void) +{ + return (prefix_table[0] && hash_get_n_entries (prefix_table[0]) != 0) + || (prefix_table[1] && hash_get_n_entries (prefix_table[1]) != 0); +} + +/* Return a safer suffix of FILE_NAME, or "." if it has no safer + suffix. Check for fully specified file names and other atrocities. + Warn the user if we do not return NAME. If LINK_TARGET is 1, + FILE_NAME is the target of a hard link, not a member name. + If ABSOLUTE_NAMES is 0, strip filesystem prefix from the file name. */ + +char * +safer_name_suffix (char const *file_name, bool link_target, + bool absolute_names) +{ + char const *p; + + if (absolute_names) + p = file_name; + else + { + /* Skip file system prefixes, leading file name components that contain + "..", and leading slashes. */ + + size_t prefix_len = FILE_SYSTEM_PREFIX_LEN (file_name); + + for (p = file_name + prefix_len; *p; ) + { + if (p[0] == '.' && p[1] == '.' && (ISSLASH (p[2]) || !p[2])) + prefix_len = p + 2 - file_name; + + do + { + char c = *p++; + if (ISSLASH (c)) + break; + } + while (*p); + } + + for (p = file_name + prefix_len; ISSLASH (*p); p++) + continue; + prefix_len = p - file_name; + + if (prefix_len) + { + const char *prefix; + if (hash_string_insert_prefix (&prefix_table[link_target], file_name, + prefix_len, &prefix)) + { + static char const *const diagnostic[] = + { + N_("Removing leading `%s' from member names"), + N_("Removing leading `%s' from hard link targets") + }; + WARN ((0, 0, _(diagnostic[link_target]), prefix)); + } + } + } + + if (! *p) + { + if (p == file_name) + { + static char const *const diagnostic[] = + { + N_("Substituting `.' for empty member name"), + N_("Substituting `.' for empty hard link target") + }; + WARN ((0, 0, "%s", _(diagnostic[link_target]))); + } + + p = "."; + } + + return (char *) p; +} diff --git a/lib/paxlib.h b/lib/paxlib.h new file mode 100644 index 0000000..2fa396a --- /dev/null +++ b/lib/paxlib.h @@ -0,0 +1,115 @@ +/* This file is part of GNU paxutils + + Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2003, + 2005, 2007 Free Software Foundation, Inc. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3, or (at your option) + any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software Foundation, + Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. +*/ + +#ifndef _paxlib_h_ +#define _paxlib_h_ + +#include <hash.h> +#include <inttostr.h> + +/* Error reporting functions and definitions */ + +/* Exit status for paxutils app. Let's try to keep this list as simple as + possible. tar -d option strongly invites a status different for unequal + comparison and other errors. */ +#define PAXEXIT_SUCCESS 0 +#define PAXEXIT_DIFFERS 1 +#define PAXEXIT_FAILURE 2 + +/* Both WARN and ERROR write a message on stderr and continue processing, + however ERROR manages so tar will exit unsuccessfully. FATAL_ERROR + writes a message on stderr and aborts immediately, with another message + line telling so. USAGE_ERROR works like FATAL_ERROR except that the + other message line suggests trying --help. All four macros accept a + single argument of the form ((0, errno, _("FORMAT"), Args...)). errno + is zero when the error is not being detected by the system. */ + +#define WARN(Args) \ + error Args +#define ERROR(Args) \ + (error Args, exit_status = PAXEXIT_FAILURE) +#define FATAL_ERROR(Args) \ + (error Args, fatal_exit ()) +#define USAGE_ERROR(Args) \ + (error Args, usage (PAXEXIT_FAILURE)) + +extern int exit_status; + +void pax_decode_mode (mode_t mode, char *string); +void call_arg_error (char const *call, char const *name); +void call_arg_fatal (char const *call, char const *name) __attribute__ ((noreturn)); +void call_arg_warn (char const *call, char const *name); +void chmod_error_details (char const *name, mode_t mode); +void chown_error_details (char const *name, uid_t uid, gid_t gid); + +void decode_mode (mode_t, char *); + +void chdir_fatal (char const *) __attribute__ ((noreturn)); +void chmod_error_details (char const *, mode_t); +void chown_error_details (char const *, uid_t, gid_t); +void close_error (char const *); +void close_warn (char const *); +void exec_fatal (char const *) __attribute__ ((noreturn)); +void link_error (char const *, char const *); +void mkdir_error (char const *); +void mkfifo_error (char const *); +void mknod_error (char const *); +void open_error (char const *); +void open_fatal (char const *) __attribute__ ((noreturn)); +void open_warn (char const *); +void read_error (char const *); +void read_error_details (char const *, off_t, size_t); +void read_fatal (char const *) __attribute__ ((noreturn)); +void read_fatal_details (char const *, off_t, size_t) __attribute__ ((noreturn)); +void read_warn_details (char const *, off_t, size_t); +void readlink_error (char const *); +void readlink_warn (char const *); +void rmdir_error (char const *); +void savedir_error (char const *); +void savedir_warn (char const *); +void seek_error (char const *); +void seek_error_details (char const *, off_t); +void seek_warn (char const *); +void seek_warn_details (char const *, off_t); +void stat_fatal (char const *); +void stat_error (char const *); +void stat_warn (char const *); +void symlink_error (char const *, char const *); +void truncate_error (char const *); +void truncate_warn (char const *); +void unlink_error (char const *); +void utime_error (char const *); +void waitpid_error (char const *); +void write_error (char const *); + +void pax_exit (void); +void fatal_exit (void) __attribute__ ((noreturn)); + +#define STRINGIFY_BIGINT(i, b) umaxtostr (i, b) + + +/* Name-related functions */ +bool hash_string_insert (Hash_table **table, char const *string); +bool hash_string_lookup (Hash_table const *table, char const *string); + +bool removed_prefixes_p (void); +char *safer_name_suffix (char const *file_name, bool link_target, bool absolute_names); + +#endif diff --git a/lib/rmt.h b/lib/rmt.h new file mode 100644 index 0000000..2ce9dc5 --- /dev/null +++ b/lib/rmt.h @@ -0,0 +1,99 @@ +/* Definitions for communicating with a remote tape drive. + + Copyright (C) 1988, 1992, 1996, 1997, 2001, 2003, 2004, 2007 Free + Software Foundation, Inc. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3, or (at your option) + any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software Foundation, + Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ + +extern char *rmt_command; +extern char *rmt_dev_name__; + +int rmt_open__ (const char *, int, int, const char *); +int rmt_close__ (int); +size_t rmt_read__ (int, char *, size_t); +size_t rmt_write__ (int, char *, size_t); +off_t rmt_lseek__ (int, off_t, int); +int rmt_ioctl__ (int, int, char *); + +extern bool force_local_option; + +/* A filename is remote if it contains a colon not preceded by a slash, + to take care of `/:/' which is a shorthand for `/.../<CELL-NAME>/fs' + on machines running OSF's Distributing Computing Environment (DCE) and + Distributed File System (DFS). However, when --force-local, a + filename is never remote. */ + +#define _remdev(dev_name) \ + (!force_local_option && (rmt_dev_name__ = strchr (dev_name, ':')) \ + && rmt_dev_name__ > (dev_name) \ + && ! memchr (dev_name, '/', rmt_dev_name__ - (dev_name))) + +#define _isrmt(fd) \ + ((fd) >= __REM_BIAS) + +#define __REM_BIAS (1 << 30) + +#ifndef O_CREAT +# define O_CREAT 01000 +#endif + +#define rmtopen(dev_name, oflag, mode, command) \ + (_remdev (dev_name) ? rmt_open__ (dev_name, oflag, __REM_BIAS, command) \ + : open (dev_name, oflag, mode)) + +#define rmtaccess(dev_name, amode) \ + (_remdev (dev_name) ? 0 : access (dev_name, amode)) + +#define rmtstat(dev_name, buffer) \ + (_remdev (dev_name) ? (errno = EOPNOTSUPP), -1 : stat (dev_name, buffer)) + +#define rmtcreat(dev_name, mode, command) \ + (_remdev (dev_name) \ + ? rmt_open__ (dev_name, O_CREAT | O_WRONLY, __REM_BIAS, command) \ + : creat (dev_name, mode)) + +#define rmtlstat(dev_name, muffer) \ + (_remdev (dev_name) ? (errno = EOPNOTSUPP), -1 : lstat (dev_name, buffer)) + +#define rmtread(fd, buffer, length) \ + (_isrmt (fd) ? rmt_read__ (fd - __REM_BIAS, buffer, length) \ + : safe_read (fd, buffer, length)) + +#define rmtwrite(fd, buffer, length) \ + (_isrmt (fd) ? rmt_write__ (fd - __REM_BIAS, buffer, length) \ + : full_write (fd, buffer, length)) + +#define rmtlseek(fd, offset, where) \ + (_isrmt (fd) ? rmt_lseek__ (fd - __REM_BIAS, offset, where) \ + : lseek (fd, offset, where)) + +#define rmtclose(fd) \ + (_isrmt (fd) ? rmt_close__ (fd - __REM_BIAS) : close (fd)) + +#define rmtioctl(fd, request, argument) \ + (_isrmt (fd) ? rmt_ioctl__ (fd - __REM_BIAS, request, argument) \ + : ioctl (fd, request, argument)) + +#define rmtdup(fd) \ + (_isrmt (fd) ? (errno = EOPNOTSUPP), -1 : dup (fd)) + +#define rmtfstat(fd, buffer) \ + (_isrmt (fd) ? (errno = EOPNOTSUPP), -1 : fstat (fd, buffer)) + +#define rmtfcntl(cd, command, argument) \ + (_isrmt (fd) ? (errno = EOPNOTSUPP), -1 : fcntl (fd, command, argument)) + +#define rmtisatty(fd) \ + (_isrmt (fd) ? 0 : isatty (fd)) diff --git a/lib/rtapelib.c b/lib/rtapelib.c new file mode 100644 index 0000000..cb645db --- /dev/null +++ b/lib/rtapelib.c @@ -0,0 +1,750 @@ +/* Functions for communicating with a remote tape drive. + + Copyright (C) 1988, 1992, 1994, 1996, 1997, 1999, 2000, 2001, 2004, + 2005, 2006, 2007 Free Software Foundation, Inc. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3, or (at your option) + any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software Foundation, + Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ + +/* The man page rmt(8) for /etc/rmt documents the remote mag tape protocol + which rdump and rrestore use. Unfortunately, the man page is *WRONG*. + The author of the routines I'm including originally wrote his code just + based on the man page, and it didn't work, so he went to the rdump source + to figure out why. The only thing he had to change was to check for the + 'F' return code in addition to the 'E', and to separate the various + arguments with \n instead of a space. I personally don't think that this + is much of a problem, but I wanted to point it out. -- Arnold Robbins + + Originally written by Jeff Lee, modified some by Arnold Robbins. Redone + as a library that can replace open, read, write, etc., by Fred Fish, with + some additional work by Arnold Robbins. Modified to make all rmt* calls + into macros for speed by Jay Fenlason. Use -DWITH_REXEC for rexec + code, courtesy of Dan Kegel. */ + +#include "system.h" +#include "system-ioctl.h" + +#include <safe-read.h> +#include <full-write.h> + +/* Try hard to get EOPNOTSUPP defined. 486/ISC has it in net/errno.h, + 3B2/SVR3 has it in sys/inet.h. Otherwise, like on MSDOS, use EINVAL. */ + +#ifndef EOPNOTSUPP +# if HAVE_NET_ERRNO_H +# include <net/errno.h> +# endif +# if HAVE_SYS_INET_H +# include <sys/inet.h> +# endif +# ifndef EOPNOTSUPP +# define EOPNOTSUPP EINVAL +# endif +#endif + +#include <signal.h> + +#if HAVE_NETDB_H +# include <netdb.h> +#endif + +#include <rmt.h> +#include <rmt-command.h> + +/* Exit status if exec errors. */ +#define EXIT_ON_EXEC_ERROR 128 + +/* FIXME: Size of buffers for reading and writing commands to rmt. */ +#define COMMAND_BUFFER_SIZE 64 + +#ifndef RETSIGTYPE +# define RETSIGTYPE void +#endif + +/* FIXME: Maximum number of simultaneous remote tape connections. */ +#define MAXUNIT 4 + +#define PREAD 0 /* read file descriptor from pipe() */ +#define PWRITE 1 /* write file descriptor from pipe() */ + +/* Return the parent's read side of remote tape connection Fd. */ +#define READ_SIDE(Fd) (from_remote[Fd][PREAD]) + +/* Return the parent's write side of remote tape connection Fd. */ +#define WRITE_SIDE(Fd) (to_remote[Fd][PWRITE]) + +/* The pipes for receiving data from remote tape drives. */ +static int from_remote[MAXUNIT][2] = {{-1, -1}, {-1, -1}, {-1, -1}, {-1, -1}}; + +/* The pipes for sending data to remote tape drives. */ +static int to_remote[MAXUNIT][2] = {{-1, -1}, {-1, -1}, {-1, -1}, {-1, -1}}; + +char *rmt_command = DEFAULT_RMT_COMMAND; + +/* Temporary variable used by macros in rmt.h. */ +char *rmt_dev_name__; + +/* If true, always consider file names to be local, even if they contain + colons */ +bool force_local_option; + + + +/* Close remote tape connection HANDLE, and reset errno to ERRNO_VALUE. */ +static void +_rmt_shutdown (int handle, int errno_value) +{ + close (READ_SIDE (handle)); + close (WRITE_SIDE (handle)); + READ_SIDE (handle) = -1; + WRITE_SIDE (handle) = -1; + errno = errno_value; +} + +/* Attempt to perform the remote tape command specified in BUFFER on + remote tape connection HANDLE. Return 0 if successful, -1 on + error. */ +static int +do_command (int handle, const char *buffer) +{ + /* Save the current pipe handler and try to make the request. */ + + size_t length = strlen (buffer); + RETSIGTYPE (*pipe_handler) () = signal (SIGPIPE, SIG_IGN); + ssize_t written = full_write (WRITE_SIDE (handle), buffer, length); + signal (SIGPIPE, pipe_handler); + + if (written == length) + return 0; + + /* Something went wrong. Close down and go home. */ + + _rmt_shutdown (handle, EIO); + return -1; +} + +static char * +get_status_string (int handle, char *command_buffer) +{ + char *cursor; + int counter; + + /* Read the reply command line. */ + + for (counter = 0, cursor = command_buffer; + counter < COMMAND_BUFFER_SIZE; + counter++, cursor++) + { + if (safe_read (READ_SIDE (handle), cursor, 1) != 1) + { + _rmt_shutdown (handle, EIO); + return 0; + } + if (*cursor == '\n') + { + *cursor = '\0'; + break; + } + } + + if (counter == COMMAND_BUFFER_SIZE) + { + _rmt_shutdown (handle, EIO); + return 0; + } + + /* Check the return status. */ + + for (cursor = command_buffer; *cursor; cursor++) + if (*cursor != ' ') + break; + + if (*cursor == 'E' || *cursor == 'F') + { + /* Skip the error message line. */ + + /* FIXME: there is better to do than merely ignoring error messages + coming from the remote end. Translate them, too... */ + + { + char character; + + while (safe_read (READ_SIDE (handle), &character, 1) == 1) + if (character == '\n') + break; + } + + errno = atoi (cursor + 1); + + if (*cursor == 'F') + _rmt_shutdown (handle, errno); + + return 0; + } + + /* Check for mis-synced pipes. */ + + if (*cursor != 'A') + { + _rmt_shutdown (handle, EIO); + return 0; + } + + /* Got an `A' (success) response. */ + + return cursor + 1; +} + +/* Read and return the status from remote tape connection HANDLE. If + an error occurred, return -1 and set errno. */ +static long int +get_status (int handle) +{ + char command_buffer[COMMAND_BUFFER_SIZE]; + const char *status = get_status_string (handle, command_buffer); + if (status) + { + long int result = atol (status); + if (0 <= result) + return result; + errno = EIO; + } + return -1; +} + +static off_t +get_status_off (int handle) +{ + char command_buffer[COMMAND_BUFFER_SIZE]; + const char *status = get_status_string (handle, command_buffer); + + if (! status) + return -1; + else + { + /* Parse status, taking care to check for overflow. + We can't use standard functions, + since off_t might be longer than long. */ + + off_t count = 0; + int negative; + + for (; *status == ' ' || *status == '\t'; status++) + continue; + + negative = *status == '-'; + status += negative || *status == '+'; + + for (;;) + { + int digit = *status++ - '0'; + if (9 < (unsigned) digit) + break; + else + { + off_t c10 = 10 * count; + off_t nc = negative ? c10 - digit : c10 + digit; + if (c10 / 10 != count || (negative ? c10 < nc : nc < c10)) + return -1; + count = nc; + } + } + + return count; + } +} + +#if WITH_REXEC + +/* Execute /etc/rmt as user USER on remote system HOST using rexec. + Return a file descriptor of a bidirectional socket for stdin and + stdout. If USER is zero, use the current username. + + By default, this code is not used, since it requires that the user + have a .netrc file in his/her home directory, or that the + application designer be willing to have rexec prompt for login and + password info. This may be unacceptable, and .rhosts files for use + with rsh are much more common on BSD systems. */ +static int +_rmt_rexec (char *host, char *user) +{ + int saved_stdin = dup (STDIN_FILENO); + int saved_stdout = dup (STDOUT_FILENO); + struct servent *rexecserv; + int result; + + /* When using cpio -o < filename, stdin is no longer the tty. But the + rexec subroutine reads the login and the passwd on stdin, to allow + remote execution of the command. So, reopen stdin and stdout on + /dev/tty before the rexec and give them back their original value + after. */ + + if (! freopen ("/dev/tty", "r", stdin)) + freopen ("/dev/null", "r", stdin); + if (! freopen ("/dev/tty", "w", stdout)) + freopen ("/dev/null", "w", stdout); + + if (rexecserv = getservbyname ("exec", "tcp"), !rexecserv) + error (EXIT_ON_EXEC_ERROR, 0, _("exec/tcp: Service not available")); + + result = rexec (&host, rexecserv->s_port, user, 0, rmt_command, 0); + if (fclose (stdin) == EOF) + error (0, errno, _("stdin")); + fdopen (saved_stdin, "r"); + if (fclose (stdout) == EOF) + error (0, errno, _("stdout")); + fdopen (saved_stdout, "w"); + + return result; +} + +#endif /* WITH_REXEC */ + +/* Place into BUF a string representing OFLAG, which must be suitable + as argument 2 of `open'. BUF must be large enough to hold the + result. This function should generate a string that decode_oflag + can parse. */ +static void +encode_oflag (char *buf, int oflag) +{ + sprintf (buf, "%d ", oflag); + + switch (oflag & O_ACCMODE) + { + case O_RDONLY: strcat (buf, "O_RDONLY"); break; + case O_RDWR: strcat (buf, "O_RDWR"); break; + case O_WRONLY: strcat (buf, "O_WRONLY"); break; + default: abort (); + } + +#ifdef O_APPEND + if (oflag & O_APPEND) strcat (buf, "|O_APPEND"); +#endif + if (oflag & O_CREAT) strcat (buf, "|O_CREAT"); +#ifdef O_DSYNC + if (oflag & O_DSYNC) strcat (buf, "|O_DSYNC"); +#endif + if (oflag & O_EXCL) strcat (buf, "|O_EXCL"); +#ifdef O_LARGEFILE + if (oflag & O_LARGEFILE) strcat (buf, "|O_LARGEFILE"); +#endif +#ifdef O_NOCTTY + if (oflag & O_NOCTTY) strcat (buf, "|O_NOCTTY"); +#endif + if (oflag & O_NONBLOCK) strcat (buf, "|O_NONBLOCK"); +#ifdef O_RSYNC + if (oflag & O_RSYNC) strcat (buf, "|O_RSYNC"); +#endif +#ifdef O_SYNC + if (oflag & O_SYNC) strcat (buf, "|O_SYNC"); +#endif + if (oflag & O_TRUNC) strcat (buf, "|O_TRUNC"); +} + +/* Open a file (a magnetic tape device?) on the system specified in + FILE_NAME, as the given user. FILE_NAME has the form `[USER@]HOST:FILE'. + OPEN_MODE is O_RDONLY, O_WRONLY, etc. If successful, return the + remote pipe number plus BIAS. REMOTE_SHELL may be overridden. On + error, return -1. */ +int +rmt_open__ (const char *file_name, int open_mode, int bias, + const char *remote_shell) +{ + int remote_pipe_number; /* pseudo, biased file descriptor */ + char *file_name_copy; /* copy of file_name string */ + char *remote_host; /* remote host name */ + char *remote_file; /* remote file name (often a device) */ + char *remote_user; /* remote user name */ + + /* Find an unused pair of file descriptors. */ + + for (remote_pipe_number = 0; + remote_pipe_number < MAXUNIT; + remote_pipe_number++) + if (READ_SIDE (remote_pipe_number) == -1 + && WRITE_SIDE (remote_pipe_number) == -1) + break; + + if (remote_pipe_number == MAXUNIT) + { + errno = EMFILE; + return -1; + } + + /* Pull apart the system and device, and optional user. */ + + { + char *cursor; + + file_name_copy = xstrdup (file_name); + remote_host = file_name_copy; + remote_user = 0; + remote_file = 0; + + for (cursor = file_name_copy; *cursor; cursor++) + switch (*cursor) + { + default: + break; + + case '\n': + /* Do not allow newlines in the file_name, since the protocol + uses newline delimiters. */ + free (file_name_copy); + errno = ENOENT; + return -1; + + case '@': + if (!remote_user) + { + remote_user = remote_host; + *cursor = '\0'; + remote_host = cursor + 1; + } + break; + + case ':': + if (!remote_file) + { + *cursor = '\0'; + remote_file = cursor + 1; + } + break; + } + } + + /* FIXME: Should somewhat validate the decoding, here. */ + if (gethostbyname (remote_host) == NULL) + error (EXIT_ON_EXEC_ERROR, 0, _("Cannot connect to %s: resolve failed"), + remote_host); + + if (remote_user && *remote_user == '\0') + remote_user = 0; + +#if WITH_REXEC + + /* Execute the remote command using rexec. */ + + READ_SIDE (remote_pipe_number) = _rmt_rexec (remote_host, remote_user); + if (READ_SIDE (remote_pipe_number) < 0) + { + int e = errno; + free (file_name_copy); + errno = e; + return -1; + } + + WRITE_SIDE (remote_pipe_number) = READ_SIDE (remote_pipe_number); + +#else /* not WITH_REXEC */ + { + const char *remote_shell_basename; + pid_t status; + + /* Identify the remote command to be executed. */ + + if (!remote_shell) + { +#ifdef REMOTE_SHELL + remote_shell = REMOTE_SHELL; +#else + free (file_name_copy); + errno = EIO; + return -1; +#endif + } + remote_shell_basename = last_component (remote_shell); + + /* Set up the pipes for the `rsh' command, and fork. */ + + if (pipe (to_remote[remote_pipe_number]) == -1 + || pipe (from_remote[remote_pipe_number]) == -1) + { + int e = errno; + free (file_name_copy); + errno = e; + return -1; + } + + status = fork (); + if (status == -1) + { + int e = errno; + free (file_name_copy); + errno = e; + return -1; + } + + if (status == 0) + { + /* Child. */ + + close (STDIN_FILENO); + dup (to_remote[remote_pipe_number][PREAD]); + close (to_remote[remote_pipe_number][PREAD]); + close (to_remote[remote_pipe_number][PWRITE]); + + close (STDOUT_FILENO); + dup (from_remote[remote_pipe_number][PWRITE]); + close (from_remote[remote_pipe_number][PREAD]); + close (from_remote[remote_pipe_number][PWRITE]); + + sys_reset_uid_gid (); + + if (remote_user) + execl (remote_shell, remote_shell_basename, remote_host, + "-l", remote_user, rmt_command, (char *) 0); + else + execl (remote_shell, remote_shell_basename, remote_host, + rmt_command, (char *) 0); + + /* Bad problems if we get here. */ + + /* In a previous version, _exit was used here instead of exit. */ + error (EXIT_ON_EXEC_ERROR, errno, _("Cannot execute remote shell")); + } + + /* Parent. */ + + close (from_remote[remote_pipe_number][PWRITE]); + close (to_remote[remote_pipe_number][PREAD]); + } +#endif /* not WITH_REXEC */ + + /* Attempt to open the tape device. */ + + { + size_t remote_file_len = strlen (remote_file); + char *command_buffer = xmalloc (remote_file_len + 1000); + sprintf (command_buffer, "O%s\n", remote_file); + encode_oflag (command_buffer + remote_file_len + 2, open_mode); + strcat (command_buffer, "\n"); + if (do_command (remote_pipe_number, command_buffer) == -1 + || get_status (remote_pipe_number) == -1) + { + int e = errno; + free (command_buffer); + free (file_name_copy); + _rmt_shutdown (remote_pipe_number, e); + return -1; + } + free (command_buffer); + } + + free (file_name_copy); + return remote_pipe_number + bias; +} + +/* Close remote tape connection HANDLE and shut down. Return 0 if + successful, -1 on error. */ +int +rmt_close__ (int handle) +{ + long int status; + + if (do_command (handle, "C\n") == -1) + return -1; + + status = get_status (handle); + _rmt_shutdown (handle, errno); + return status; +} + +/* Read up to LENGTH bytes into BUFFER from remote tape connection HANDLE. + Return the number of bytes read on success, SAFE_READ_ERROR on error. */ +size_t +rmt_read__ (int handle, char *buffer, size_t length) +{ + char command_buffer[COMMAND_BUFFER_SIZE]; + size_t status; + size_t rlen; + size_t counter; + + sprintf (command_buffer, "R%lu\n", (unsigned long) length); + if (do_command (handle, command_buffer) == -1 + || (status = get_status (handle)) == SAFE_READ_ERROR + || status > length) + return SAFE_READ_ERROR; + + for (counter = 0; counter < status; counter += rlen, buffer += rlen) + { + rlen = safe_read (READ_SIDE (handle), buffer, status - counter); + if (rlen == SAFE_READ_ERROR || rlen == 0) + { + _rmt_shutdown (handle, EIO); + return SAFE_READ_ERROR; + } + } + + return status; +} + +/* Write LENGTH bytes from BUFFER to remote tape connection HANDLE. + Return the number of bytes written. */ +size_t +rmt_write__ (int handle, char *buffer, size_t length) +{ + char command_buffer[COMMAND_BUFFER_SIZE]; + RETSIGTYPE (*pipe_handler) (); + size_t written; + + sprintf (command_buffer, "W%lu\n", (unsigned long) length); + if (do_command (handle, command_buffer) == -1) + return 0; + + pipe_handler = signal (SIGPIPE, SIG_IGN); + written = full_write (WRITE_SIDE (handle), buffer, length); + signal (SIGPIPE, pipe_handler); + if (written == length) + { + long int r = get_status (handle); + if (r < 0) + return 0; + if (r == length) + return length; + written = r; + } + + /* Write error. */ + + _rmt_shutdown (handle, EIO); + return written; +} + +/* Perform an imitation lseek operation on remote tape connection + HANDLE. Return the new file offset if successful, -1 if on error. */ +off_t +rmt_lseek__ (int handle, off_t offset, int whence) +{ + char command_buffer[COMMAND_BUFFER_SIZE]; + char operand_buffer[UINTMAX_STRSIZE_BOUND]; + uintmax_t u = offset < 0 ? - (uintmax_t) offset : (uintmax_t) offset; + char *p = operand_buffer + sizeof operand_buffer; + + *--p = 0; + do + *--p = '0' + (int) (u % 10); + while ((u /= 10) != 0); + if (offset < 0) + *--p = '-'; + + switch (whence) + { + case SEEK_SET: whence = 0; break; + case SEEK_CUR: whence = 1; break; + case SEEK_END: whence = 2; break; + default: abort (); + } + + sprintf (command_buffer, "L%s\n%d\n", p, whence); + + if (do_command (handle, command_buffer) == -1) + return -1; + + return get_status_off (handle); +} + +/* Perform a raw tape operation on remote tape connection HANDLE. + Return the results of the ioctl, or -1 on error. */ +int +rmt_ioctl__ (int handle, int operation, char *argument) +{ + switch (operation) + { + default: + errno = EOPNOTSUPP; + return -1; + +#ifdef MTIOCTOP + case MTIOCTOP: + { + char command_buffer[COMMAND_BUFFER_SIZE]; + char operand_buffer[UINTMAX_STRSIZE_BOUND]; + uintmax_t u = (((struct mtop *) argument)->mt_count < 0 + ? - (uintmax_t) ((struct mtop *) argument)->mt_count + : (uintmax_t) ((struct mtop *) argument)->mt_count); + char *p = operand_buffer + sizeof operand_buffer; + + *--p = 0; + do + *--p = '0' + (int) (u % 10); + while ((u /= 10) != 0); + if (((struct mtop *) argument)->mt_count < 0) + *--p = '-'; + + /* MTIOCTOP is the easy one. Nothing is transferred in binary. */ + + sprintf (command_buffer, "I%d\n%s\n", + ((struct mtop *) argument)->mt_op, p); + if (do_command (handle, command_buffer) == -1) + return -1; + + return get_status (handle); + } +#endif /* MTIOCTOP */ + +#ifdef MTIOCGET + case MTIOCGET: + { + ssize_t status; + size_t counter; + + /* Grab the status and read it directly into the structure. This + assumes that the status buffer is not padded and that 2 shorts + fit in a long without any word alignment problems; i.e., the + whole struct is contiguous. NOTE - this is probably NOT a good + assumption. */ + + if (do_command (handle, "S") == -1 + || (status = get_status (handle), status == -1)) + return -1; + + if (status > sizeof (struct mtop)) + { + errno = EOVERFLOW; + return -1; + } + + for (; status > 0; status -= counter, argument += counter) + { + counter = safe_read (READ_SIDE (handle), argument, status); + if (counter == SAFE_READ_ERROR || counter == 0) + { + _rmt_shutdown (handle, EIO); + return -1; + } + } + + /* Check for byte position. mt_type (or mt_model) is a small integer + field (normally) so we will check its magnitude. If it is larger + than 256, we will assume that the bytes are swapped and go through + and reverse all the bytes. */ + + if (((struct mtget *) argument)->MTIO_CHECK_FIELD < 256) + return 0; + + for (counter = 0; counter < status; counter += 2) + { + char copy = argument[counter]; + + argument[counter] = argument[counter + 1]; + argument[counter + 1] = copy; + } + + return 0; + } +#endif /* MTIOCGET */ + + } +} diff --git a/lib/sysdep.c b/lib/sysdep.c new file mode 100644 index 0000000..5da330a --- /dev/null +++ b/lib/sysdep.c @@ -0,0 +1,190 @@ +/* -*- buffer-read-only: t -*- vi: set ro: + THIS FILE IS GENERATED AUTOMATICALLY. PLEASE DO NOT EDIT. +*/ + + +/* System dependent functions for GNU cpio. + + Copyright (C) 2007, 2010 Free Software Foundation, Inc. + + GNU cpio is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3, or (at your option) + any later version. + + GNU cpio is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with GNU cpiio. If not, see <http://www.gnu.org/licenses/>. */ + + +#if HAVE_CONFIG_H +# include <config.h> +#endif + +#include <unistd.h> +#include <errno.h> + + + + +#ifndef HAVE_GETPWUID +# warning "Providing stub placeholder for getpwuid function" +struct passwd * +getpwuid ( uid_t uid __attribute__ ((unused)) ) +{ + errno = ENOSYS; + return NULL; +} +#endif + +#ifndef HAVE_GETPWNAM +# warning "Providing stub placeholder for getpwnam function" +struct passwd * +getpwnam ( const char *name __attribute__ ((unused)) ) +{ + errno = ENOSYS; + return NULL; +} +#endif + +#ifndef HAVE_GETGRGID +# warning "Providing stub placeholder for getgrgid function" +struct group * +getgrgid ( gid_t gid __attribute__ ((unused)) ) +{ + errno = ENOSYS; + return NULL; +} +#endif + +#ifndef HAVE_GETGRNAM +# warning "Providing stub placeholder for getgrnam function" +struct group * +getgrnam ( const char *name __attribute__ ((unused)) ) +{ + errno = ENOSYS; + return NULL; +} +#endif + +#ifndef HAVE_PIPE +# warning "Providing stub placeholder for pipe function" +int +pipe ( int filedes[2] __attribute__ ((unused)) ) +{ + errno = ENOSYS; + return -1; +} +#endif + +#ifndef HAVE_FORK +# warning "Providing stub placeholder for fork function" +int +fork (void) +{ + errno = ENOSYS; + return -1; +} +#endif + + + +#ifndef HAVE_GETUID +# warning "Providing stub placeholder for getuid function" +int +getuid (void) +{ + errno = ENOSYS; + return -1; +} +#endif + + + +#ifndef HAVE_GETEUID +# warning "Providing stub placeholder for geteuid function" +int +geteuid (void) +{ + errno = ENOSYS; + return -1; +} +#endif + + + +#ifndef HAVE_GETGID +# warning "Providing stub placeholder for getgid function" +int +getgid (void) +{ + errno = ENOSYS; + return -1; +} +#endif + + +#ifndef HAVE_SETUID +# warning "Providing stub placeholder for setuid function" +int +setuid ( int newuid __attribute__ ((unused)) ) +{ + errno = ENOSYS; + return -1; +} +#endif + +#ifndef HAVE_SETGID +# warning "Providing stub placeholder for setgid function" +int +setgid ( int newgid __attribute__ ((unused)) ) +{ + errno = ENOSYS; + return -1; +} +#endif + +#ifndef HAVE_MKNOD +# warning "Providing stub placeholder for mknod function" +int +mknod ( const char *filename __attribute__ ((unused)) , int mode __attribute__ ((unused)) , int dev __attribute__ ((unused)) ) +{ + errno = ENOSYS; + return -1; +} +#endif + +#ifndef HAVE_SYMLINK +# warning "Providing stub placeholder for symlink function" +int +symlink ( const char *oldname __attribute__ ((unused)) , const char *newname __attribute__ ((unused)) ) +{ + errno = ENOSYS; + return -1; +} +#endif + +#ifndef HAVE_LINK +# warning "Providing stub placeholder for link function" +int +link ( const char *oldname __attribute__ ((unused)) , const char *newname __attribute__ ((unused)) ) +{ + errno = ENOSYS; + return -1; +} +#endif + +#ifndef HAVE_CHOWN +# warning "Providing stub placeholder for chown function" +int +chown ( const char *filename __attribute__ ((unused)) , int owner __attribute__ ((unused)) , int group __attribute__ ((unused)) ) +{ + errno = ENOSYS; + return -1; +} +#endif + diff --git a/lib/sysdep.h b/lib/sysdep.h new file mode 100644 index 0000000..32cb52e --- /dev/null +++ b/lib/sysdep.h @@ -0,0 +1,144 @@ +/* -*- buffer-read-only: t -*- vi: set ro: + THIS FILE IS GENERATED AUTOMATICALLY. PLEASE DO NOT EDIT. +*/ + + +/* System dependent functions for GNU cpio. + + Copyright (C) 2007, 2010 Free Software Foundation, Inc. + + GNU cpio is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3, or (at your option) + any later version. + + GNU cpio is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with GNU cpiio. If not, see <http://www.gnu.org/licenses/>. */ + + +#ifdef HAVE_PROCESS_H +# include <process.h> +#endif + +#ifndef HAVE_PWD_H +/* Borrowed from GNU libc */ +/* The passwd structure. */ +struct passwd +{ + char *pw_name; /* Username. */ + char *pw_passwd; /* Password. */ + int pw_uid; /* User ID. */ + int pw_gid; /* Group ID. */ + char *pw_gecos; /* Real name. */ + char *pw_dir; /* Home directory. */ + char *pw_shell; /* Shell program. */ +}; +#endif +#ifndef HAVE_GRP_H +/* Borrowed from GNU libc */ +/* The group structure. */ +struct group + { + char *gr_name; /* Group name. */ + char *gr_passwd; /* Password. */ + int gr_gid; /* Group ID. */ + char **gr_mem; /* Member list. */ + }; +#endif + +#include <signal.h> +#ifndef SIGPIPE +# define SIGPIPE -1 +#endif + + + + + +#ifndef HAVE_GETPWUID +struct passwd * getpwuid (uid_t uid); +#endif + + +#ifndef HAVE_GETPWNAM +struct passwd * getpwnam (const char *name); +#endif + + +#ifndef HAVE_GETGRGID +struct group * getgrgid (gid_t gid); +#endif + + +#ifndef HAVE_GETGRNAM +struct group * getgrnam (const char *name); +#endif + + +#ifndef HAVE_PIPE +int pipe (int filedes[2]); +#endif + + +#ifndef HAVE_FORK +int fork (void); +#endif + + + + +#ifndef HAVE_GETUID +int getuid (void); +#endif + + + + +#ifndef HAVE_GETEUID +int geteuid (void); +#endif + + + + +#ifndef HAVE_GETGID +int getgid (void); +#endif + + + +#ifndef HAVE_SETUID +int setuid (int newuid); +#endif + + +#ifndef HAVE_SETGID +int setgid (int newgid); +#endif + + +#ifndef HAVE_MKNOD +int mknod (const char *filename,int mode,int dev); +#endif + + +#ifndef HAVE_SYMLINK +int symlink (const char *oldname,const char *newname); +#endif + + +#ifndef HAVE_LINK +int link (const char *oldname,const char *newname); +#endif + + +#ifndef HAVE_CHOWN +int chown (const char *filename,int owner,int group); +#endif + + diff --git a/lib/system-ioctl.h b/lib/system-ioctl.h new file mode 100644 index 0000000..f3276cf --- /dev/null +++ b/lib/system-ioctl.h @@ -0,0 +1,55 @@ +/* System dependent definitions for GNU tar's use of ioctl macros. + + Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2003, + 2004, 2005, 2006, 2007 Free Software Foundation, Inc. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3, or (at your option) + any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software Foundation, + Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ + +/* This is a real challenge to properly get MTIO* symbols :-(. ISC uses + <sys/gentape.h>. SCO and BSDi uses <sys/tape.h>; BSDi also requires + <sys/tprintf.h> and <sys/device.h> for defining tp_dev and tpr_t. It + seems that the rest use <sys/mtio.h>, which itself requires other files, + depending on systems. Pyramid defines _IOW in <sgtty.h>, for example. */ + +#if HAVE_SYS_GENTAPE_H +# include <sys/gentape.h> +#else +# if HAVE_SYS_TAPE_H +# if HAVE_SYS_DEVICE_H +# include <sys/device.h> +# endif +# if HAVE_SYS_PARAM_H +# include <sys/param.h> +# endif +# if HAVE_SYS_BUF_H +# include <sys/buf.h> +# endif +# if HAVE_SYS_TPRINTF_H +# include <sys/tprintf.h> +# endif +# include <sys/tape.h> +# else +# if HAVE_SYS_MTIO_H +# include <sys/ioctl.h> +# if HAVE_SGTTY_H +# include <sgtty.h> +# endif +# if HAVE_SYS_IO_TRIOCTL_H +# include <sys/io/trioctl.h> +# endif +# include <sys/mtio.h> +# endif +# endif +#endif diff --git a/lib/system.h b/lib/system.h new file mode 100644 index 0000000..38859c6 --- /dev/null +++ b/lib/system.h @@ -0,0 +1,481 @@ +/* System dependent definitions for GNU tar. + + Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2003, + 2004, 2005, 2006, 2007 Free Software Foundation, Inc. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3, or (at your option) + any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software Foundation, + Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ + +#if HAVE_CONFIG_H +# include <config.h> +#endif + +#include <alloca.h> + +#ifndef __attribute__ +/* This feature is available in gcc versions 2.5 and later. */ +# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5) || __STRICT_ANSI__ +# define __attribute__(spec) /* empty */ +# endif +#endif + +#include <sys/types.h> +#include <ctype.h> + +/* IN_CTYPE_DOMAIN (C) is nonzero if the unsigned char C can safely be given + as an argument to <ctype.h> macros like `isspace'. */ +#if STDC_HEADERS +# define IN_CTYPE_DOMAIN(c) 1 +#else +# define IN_CTYPE_DOMAIN(c) ((unsigned) (c) <= 0177) +#endif + +#define ISDIGIT(c) ((unsigned) (c) - '0' <= 9) +#define ISODIGIT(c) ((unsigned) (c) - '0' <= 7) +#define ISPRINT(c) (IN_CTYPE_DOMAIN (c) && isprint (c)) +#define ISSPACE(c) (IN_CTYPE_DOMAIN (c) && isspace (c)) + +/* Declare string and memory handling routines. Take care that an ANSI + string.h and pre-ANSI memory.h might conflict, and that memory.h and + strings.h conflict on some systems. */ + +#if STDC_HEADERS || HAVE_STRING_H +# include <string.h> +# if !STDC_HEADERS && HAVE_MEMORY_H +# include <memory.h> +# endif +#else +# include <strings.h> +# ifndef strchr +# define strchr index +# endif +# ifndef strrchr +# define strrchr rindex +# endif +# ifndef memcpy +# define memcpy(d, s, n) bcopy ((char const *) (s), (char *) (d), n) +# endif +# ifndef memcmp +# define memcmp(a, b, n) bcmp ((char const *) (a), (char const *) (b), n) +# endif +#endif + +/* Declare errno. */ + +#include <errno.h> +#ifndef errno +extern int errno; +#endif + +/* Declare open parameters. */ + +#if HAVE_FCNTL_H +# include <fcntl.h> +#else +# include <sys/file.h> +#endif + /* Pick only one of the next three: */ +#ifndef O_RDONLY +# define O_RDONLY 0 /* only allow read */ +#endif +#ifndef O_WRONLY +# define O_WRONLY 1 /* only allow write */ +#endif +#ifndef O_RDWR +# define O_RDWR 2 /* both are allowed */ +#endif +#ifndef O_ACCMODE +# define O_ACCMODE (O_RDONLY | O_RDWR | O_WRONLY) +#endif + /* The rest can be OR-ed in to the above: */ +#ifndef O_CREAT +# define O_CREAT 8 /* create file if needed */ +#endif +#ifndef O_EXCL +# define O_EXCL 16 /* file cannot already exist */ +#endif +#ifndef O_TRUNC +# define O_TRUNC 32 /* truncate file on open */ +#endif + +#ifndef O_BINARY +# define O_BINARY 0 +#endif +#ifndef O_DIRECTORY +# define O_DIRECTORY 0 +#endif +#ifndef O_NOATIME +# define O_NOATIME 0 +#endif +#ifndef O_NONBLOCK +# define O_NONBLOCK 0 +#endif + +/* Declare file status routines and bits. */ + +#include <sys/stat.h> + +#if !HAVE_LSTAT && !defined lstat +# define lstat stat +#endif + +#if STX_HIDDEN && !_LARGE_FILES /* AIX */ +# ifdef stat +# undef stat +# endif +# define stat(file_name, buf) statx (file_name, buf, STATSIZE, STX_HIDDEN) +# ifdef lstat +# undef lstat +# endif +# define lstat(file_name, buf) statx (file_name, buf, STATSIZE, STX_HIDDEN | STX_LINK) +#endif + +#if STAT_MACROS_BROKEN +# undef S_ISBLK +# undef S_ISCHR +# undef S_ISCTG +# undef S_ISDIR +# undef S_ISFIFO +# undef S_ISLNK +# undef S_ISREG +# undef S_ISSOCK +#endif + +/* On MSDOS, there are missing things from <sys/stat.h>. */ +#if MSDOS +# define S_ISUID 0 +# define S_ISGID 0 +# define S_ISVTX 0 +#endif + +#ifndef S_ISDIR +# define S_ISDIR(mode) (((mode) & S_IFMT) == S_IFDIR) +#endif +#ifndef S_ISREG +# define S_ISREG(mode) (((mode) & S_IFMT) == S_IFREG) +#endif + +#ifndef S_ISBLK +# ifdef S_IFBLK +# define S_ISBLK(mode) (((mode) & S_IFMT) == S_IFBLK) +# else +# define S_ISBLK(mode) 0 +# endif +#endif +#ifndef S_ISCHR +# ifdef S_IFCHR +# define S_ISCHR(mode) (((mode) & S_IFMT) == S_IFCHR) +# else +# define S_ISCHR(mode) 0 +# endif +#endif +#ifndef S_ISCTG +# ifdef S_IFCTG +# define S_ISCTG(mode) (((mode) & S_IFMT) == S_IFCTG) +# else +# define S_ISCTG(mode) 0 +# endif +#endif +#ifndef S_ISDOOR +# define S_ISDOOR(mode) 0 +#endif +#ifndef S_ISFIFO +# ifdef S_IFIFO +# define S_ISFIFO(mode) (((mode) & S_IFMT) == S_IFIFO) +# else +# define S_ISFIFO(mode) 0 +# endif +#endif +#ifndef S_ISLNK +# ifdef S_IFLNK +# define S_ISLNK(mode) (((mode) & S_IFMT) == S_IFLNK) +# else +# define S_ISLNK(mode) 0 +# endif +#endif +#ifndef S_ISSOCK +# ifdef S_IFSOCK +# define S_ISSOCK(mode) (((mode) & S_IFMT) == S_IFSOCK) +# else +# define S_ISSOCK(mode) 0 +# endif +#endif + +#if !HAVE_MKFIFO && !defined mkfifo && defined S_IFIFO +# define mkfifo(file_name, mode) (mknod (file_name, (mode) | S_IFIFO, 0)) +#endif + +#ifndef S_ISUID +# define S_ISUID 0004000 +#endif +#ifndef S_ISGID +# define S_ISGID 0002000 +#endif +#ifndef S_ISVTX +# define S_ISVTX 0001000 +#endif +#ifndef S_IRUSR +# define S_IRUSR 0000400 +#endif +#ifndef S_IWUSR +# define S_IWUSR 0000200 +#endif +#ifndef S_IXUSR +# define S_IXUSR 0000100 +#endif +#ifndef S_IRGRP +# define S_IRGRP 0000040 +#endif +#ifndef S_IWGRP +# define S_IWGRP 0000020 +#endif +#ifndef S_IXGRP +# define S_IXGRP 0000010 +#endif +#ifndef S_IROTH +# define S_IROTH 0000004 +#endif +#ifndef S_IWOTH +# define S_IWOTH 0000002 +#endif +#ifndef S_IXOTH +# define S_IXOTH 0000001 +#endif + +#define MODE_WXUSR (S_IWUSR | S_IXUSR) +#define MODE_R (S_IRUSR | S_IRGRP | S_IROTH) +#define MODE_RW (S_IWUSR | S_IWGRP | S_IWOTH | MODE_R) +#define MODE_RWX (S_IXUSR | S_IXGRP | S_IXOTH | MODE_RW) +#define MODE_ALL (S_ISUID | S_ISGID | S_ISVTX | MODE_RWX) + +/* Include <unistd.h> before any preprocessor test of _POSIX_VERSION. */ +#include <unistd.h> + +#ifndef SEEK_SET +# define SEEK_SET 0 +#endif +#ifndef SEEK_CUR +# define SEEK_CUR 1 +#endif +#ifndef SEEK_END +# define SEEK_END 2 +#endif + +#ifndef STDIN_FILENO +# define STDIN_FILENO 0 +#endif +#ifndef STDOUT_FILENO +# define STDOUT_FILENO 1 +#endif +#ifndef STDERR_FILENO +# define STDERR_FILENO 2 +#endif + +/* Declare make device, major and minor. Since major is a function on + SVR4, we have to resort to GOT_MAJOR instead of just testing if + major is #define'd. */ + +#if MAJOR_IN_MKDEV +# include <sys/mkdev.h> +# if !defined(makedev) && defined(mkdev) +# define makedev(a,b) mkdev((a),(b)) +# endif +# define GOT_MAJOR +#endif + +#if MAJOR_IN_SYSMACROS +# include <sys/sysmacros.h> +# define GOT_MAJOR +#endif + +/* Some <sys/types.h> defines the macros. */ +#ifdef major +# define GOT_MAJOR +#endif + +#ifndef GOT_MAJOR +# if MSDOS +# define major(device) (device) +# define minor(device) (device) +# define makedev(major, minor) (((major) << 8) | (minor)) +# define GOT_MAJOR +# endif +#endif + +/* For HP-UX before HP-UX 8, major/minor are not in <sys/sysmacros.h>. */ +#ifndef GOT_MAJOR +# if defined(hpux) || defined(__hpux__) || defined(__hpux) +# include <sys/mknod.h> +# define GOT_MAJOR +# endif +#endif + +#ifndef GOT_MAJOR +# define major(device) (((device) >> 8) & 0xff) +# define minor(device) ((device) & 0xff) +# define makedev(major, minor) (((major) << 8) | (minor)) +#endif + +#undef GOT_MAJOR + +/* Declare wait status. */ + +#if HAVE_SYS_WAIT_H +# include <sys/wait.h> +#endif +#ifndef WEXITSTATUS +# define WEXITSTATUS(s) (((s) >> 8) & 0xff) +#endif +#ifndef WIFSIGNALED +# define WIFSIGNALED(s) (((s) & 0xffff) - 1 < (unsigned) 0xff) +#endif +#ifndef WTERMSIG +# define WTERMSIG(s) ((s) & 0x7f) +#endif + +/* FIXME: It is wrong to use BLOCKSIZE for buffers when the logical block + size is greater than 512 bytes; so ST_BLKSIZE code below, in preparation + for some cleanup in this area, later. */ + +/* Extract or fake data from a `struct stat'. ST_BLKSIZE gives the + optimal I/O blocksize for the file, in bytes. Some systems, like + Sequents, return st_blksize of 0 on pipes. */ + +#define DEFAULT_ST_BLKSIZE 512 + +#if !HAVE_ST_BLKSIZE +# define ST_BLKSIZE(statbuf) DEFAULT_ST_BLKSIZE +#else +# define ST_BLKSIZE(statbuf) \ + ((statbuf).st_blksize > 0 ? (statbuf).st_blksize : DEFAULT_ST_BLKSIZE) +#endif + +/* Extract or fake data from a `struct stat'. ST_NBLOCKS gives the + number of ST_NBLOCKSIZE-byte blocks in the file (including indirect blocks). + HP-UX counts st_blocks in 1024-byte units, + this loses when mixing HP-UX and BSD filesystems with NFS. AIX PS/2 + counts st_blocks in 4K units. */ + +#if !HAVE_ST_BLOCKS +# if defined(_POSIX_SOURCE) || !defined(BSIZE) +# define ST_NBLOCKS(statbuf) ((statbuf).st_size / ST_NBLOCKSIZE + ((statbuf).st_size % ST_NBLOCKSIZE != 0)) +# else + off_t st_blocks (); +# define ST_NBLOCKS(statbuf) (st_blocks ((statbuf).st_size)) +# endif +#else +# define ST_NBLOCKS(statbuf) ((statbuf).st_blocks) +# if defined(hpux) || defined(__hpux__) || defined(__hpux) +# define ST_NBLOCKSIZE 1024 +# else +# if defined(_AIX) && defined(_I386) +# define ST_NBLOCKSIZE (4 * 1024) +# endif +# endif +#endif + +#ifndef ST_NBLOCKSIZE +# define ST_NBLOCKSIZE 512 +#endif + +#define ST_IS_SPARSE(st) \ + (ST_NBLOCKS (st) \ + < ((st).st_size / ST_NBLOCKSIZE + ((st).st_size % ST_NBLOCKSIZE != 0))) + +/* Declare standard functions. */ + +#if STDC_HEADERS +# include <stdlib.h> +#else +void *malloc (); +char *getenv (); +#endif + +#include <stdbool.h> +#include <stddef.h> + +#include <stdio.h> +#if !defined _POSIX_VERSION && MSDOS +# include <io.h> +#endif + +#if WITH_DMALLOC +# define DMALLOC_FUNC_CHECK +# include <dmalloc.h> +#endif + +#include <limits.h> + +#ifndef MB_LEN_MAX +# define MB_LEN_MAX 1 +#endif + +#include <inttypes.h> + +#include <intprops.h> + +#define UINTMAX_STRSIZE_BOUND INT_BUFSIZE_BOUND (uintmax_t) + +/* Prototypes for external functions. */ + +#if HAVE_LOCALE_H +# include <locale.h> +#endif +#if !HAVE_SETLOCALE +# define setlocale(category, locale) /* empty */ +#endif + +#include <time.h> +#ifdef TIME_WITH_SYS_TIME +# include <sys/time.h> +#endif + +/* Library modules. */ + +#include <dirname.h> +#include <error.h> +#include <savedir.h> +#include <unlocked-io.h> +#include <xalloc.h> + +#include <gettext.h> +#define _(msgid) gettext (msgid) +#define N_(msgid) msgid + +#ifdef HAVE_PWD_H +# include <pwd.h> +#endif +#ifdef HAVE_GRP_H +# include <grp.h> +#endif + +#if MSDOS +# include <process.h> +# define SET_BINARY_MODE(arc) setmode(arc, O_BINARY) +# define ERRNO_IS_EACCES errno == EACCES +# define mkdir(file, mode) (mkdir) (file) +# define TTY_NAME "con" +# define sys_reset_uid_gid() +#else +# define SET_BINARY_MODE(arc) +# define ERRNO_IS_EACCES 0 +# define TTY_NAME "/dev/tty" +# define sys_reset_uid_gid() \ + do { setuid (getuid ()); setgid (getgid ()); } while (0) +#endif + +#if XENIX +# include <sys/inode.h> +#endif +#include "sysdep.h" |