diff options
Diffstat (limited to 'm4/stdio_h.m4')
| -rw-r--r-- | m4/stdio_h.m4 | 175 |
1 files changed, 50 insertions, 125 deletions
diff --git a/m4/stdio_h.m4 b/m4/stdio_h.m4 index 681fd8b..955c912 100644 --- a/m4/stdio_h.m4 +++ b/m4/stdio_h.m4 @@ -1,5 +1,5 @@ -# stdio_h.m4 serial 26 -dnl Copyright (C) 2007-2010 Free Software Foundation, Inc. +# stdio_h.m4 serial 6 +dnl Copyright (C) 2007 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, dnl with or without modifications, as long as this notice is preserved. @@ -7,37 +7,9 @@ dnl with or without modifications, as long as this notice is preserved. AC_DEFUN([gl_STDIO_H], [ AC_REQUIRE([gl_STDIO_H_DEFAULTS]) - AC_REQUIRE([AC_C_INLINE]) - gl_CHECK_NEXT_HEADERS([stdio.h]) - dnl No need to create extra modules for these functions. Everyone who uses - dnl <stdio.h> likely needs them. - GNULIB_FPRINTF=1 - GNULIB_PRINTF=1 - GNULIB_VFPRINTF=1 - GNULIB_VPRINTF=1 - GNULIB_FPUTC=1 - GNULIB_PUTC=1 - GNULIB_PUTCHAR=1 - GNULIB_FPUTS=1 - GNULIB_PUTS=1 - GNULIB_FWRITE=1 - dnl This ifdef is just an optimization, to avoid performing a configure - dnl check whose result is not used. It does not make the test of - dnl GNULIB_STDIO_H_SIGPIPE or GNULIB_SIGPIPE redundant. - m4_ifdef([gl_SIGNAL_SIGPIPE], [ - gl_SIGNAL_SIGPIPE - if test $gl_cv_header_signal_h_SIGPIPE != yes; then - REPLACE_STDIO_WRITE_FUNCS=1 - AC_LIBOBJ([stdio-write]) - fi - ]) - - dnl Check for declarations of anything we want to poison if the - dnl corresponding gnulib module is not in use, and which is not - dnl guaranteed by C89. - gl_WARN_ON_USE_PREPARE([[#include <stdio.h> - ]], [dprintf fpurge fseeko ftello getdelim getline popen renameat - snprintf vdprintf vsnprintf]) + gl_ABSOLUTE_HEADER([stdio.h]) + ABSOLUTE_STDIO_H=\"$gl_cv_absolute_stdio_h\" + AC_SUBST([ABSOLUTE_STDIO_H]) ]) AC_DEFUN([gl_STDIO_MODULE_INDICATOR], @@ -45,92 +17,44 @@ AC_DEFUN([gl_STDIO_MODULE_INDICATOR], dnl Use AC_REQUIRE here, so that the default settings are expanded once only. AC_REQUIRE([gl_STDIO_H_DEFAULTS]) GNULIB_[]m4_translit([$1],[abcdefghijklmnopqrstuvwxyz./-],[ABCDEFGHIJKLMNOPQRSTUVWXYZ___])=1 - dnl Define it also as a C macro, for the benefit of the unit tests. - gl_MODULE_INDICATOR([$1]) ]) AC_DEFUN([gl_STDIO_H_DEFAULTS], [ - GNULIB_DPRINTF=0; AC_SUBST([GNULIB_DPRINTF]) - GNULIB_FCLOSE=0; AC_SUBST([GNULIB_FCLOSE]) - GNULIB_FFLUSH=0; AC_SUBST([GNULIB_FFLUSH]) - GNULIB_FOPEN=0; AC_SUBST([GNULIB_FOPEN]) - GNULIB_FPRINTF=0; AC_SUBST([GNULIB_FPRINTF]) - GNULIB_FPRINTF_POSIX=0; AC_SUBST([GNULIB_FPRINTF_POSIX]) - GNULIB_FPURGE=0; AC_SUBST([GNULIB_FPURGE]) - GNULIB_FPUTC=0; AC_SUBST([GNULIB_FPUTC]) - GNULIB_FPUTS=0; AC_SUBST([GNULIB_FPUTS]) - GNULIB_FREOPEN=0; AC_SUBST([GNULIB_FREOPEN]) - GNULIB_FSEEK=0; AC_SUBST([GNULIB_FSEEK]) - GNULIB_FSEEKO=0; AC_SUBST([GNULIB_FSEEKO]) - GNULIB_FTELL=0; AC_SUBST([GNULIB_FTELL]) - GNULIB_FTELLO=0; AC_SUBST([GNULIB_FTELLO]) - GNULIB_FWRITE=0; AC_SUBST([GNULIB_FWRITE]) - GNULIB_GETDELIM=0; AC_SUBST([GNULIB_GETDELIM]) - GNULIB_GETLINE=0; AC_SUBST([GNULIB_GETLINE]) - GNULIB_OBSTACK_PRINTF=0; AC_SUBST([GNULIB_OBSTACK_PRINTF]) - GNULIB_OBSTACK_PRINTF_POSIX=0; AC_SUBST([GNULIB_OBSTACK_PRINTF_POSIX]) - GNULIB_PERROR=0; AC_SUBST([GNULIB_PERROR]) - GNULIB_POPEN=0; AC_SUBST([GNULIB_POPEN]) - GNULIB_PRINTF=0; AC_SUBST([GNULIB_PRINTF]) - GNULIB_PRINTF_POSIX=0; AC_SUBST([GNULIB_PRINTF_POSIX]) - GNULIB_PUTC=0; AC_SUBST([GNULIB_PUTC]) - GNULIB_PUTCHAR=0; AC_SUBST([GNULIB_PUTCHAR]) - GNULIB_PUTS=0; AC_SUBST([GNULIB_PUTS]) - GNULIB_REMOVE=0; AC_SUBST([GNULIB_REMOVE]) - GNULIB_RENAME=0; AC_SUBST([GNULIB_RENAME]) - GNULIB_RENAMEAT=0; AC_SUBST([GNULIB_RENAMEAT]) - GNULIB_SNPRINTF=0; AC_SUBST([GNULIB_SNPRINTF]) - GNULIB_SPRINTF_POSIX=0; AC_SUBST([GNULIB_SPRINTF_POSIX]) - GNULIB_STDIO_H_SIGPIPE=0; AC_SUBST([GNULIB_STDIO_H_SIGPIPE]) - GNULIB_VASPRINTF=0; AC_SUBST([GNULIB_VASPRINTF]) - GNULIB_VDPRINTF=0; AC_SUBST([GNULIB_VDPRINTF]) - GNULIB_VFPRINTF=0; AC_SUBST([GNULIB_VFPRINTF]) - GNULIB_VFPRINTF_POSIX=0; AC_SUBST([GNULIB_VFPRINTF_POSIX]) - GNULIB_VPRINTF=0; AC_SUBST([GNULIB_VPRINTF]) - GNULIB_VPRINTF_POSIX=0; AC_SUBST([GNULIB_VPRINTF_POSIX]) - GNULIB_VSNPRINTF=0; AC_SUBST([GNULIB_VSNPRINTF]) - GNULIB_VSPRINTF_POSIX=0; AC_SUBST([GNULIB_VSPRINTF_POSIX]) + GNULIB_FPRINTF_POSIX=0; AC_SUBST([GNULIB_FPRINTF_POSIX]) + GNULIB_PRINTF_POSIX=0; AC_SUBST([GNULIB_PRINTF_POSIX]) + GNULIB_SNPRINTF=0; AC_SUBST([GNULIB_SNPRINTF]) + GNULIB_SPRINTF_POSIX=0; AC_SUBST([GNULIB_SPRINTF_POSIX]) + GNULIB_VFPRINTF_POSIX=0; AC_SUBST([GNULIB_VFPRINTF_POSIX]) + GNULIB_VPRINTF_POSIX=0; AC_SUBST([GNULIB_VPRINTF_POSIX]) + GNULIB_VSNPRINTF=0; AC_SUBST([GNULIB_VSNPRINTF]) + GNULIB_VSPRINTF_POSIX=0; AC_SUBST([GNULIB_VSPRINTF_POSIX]) + GNULIB_VASPRINTF=0; AC_SUBST([GNULIB_VASPRINTF]) + GNULIB_FSEEK=0; AC_SUBST([GNULIB_FSEEK]) + GNULIB_FSEEKO=0; AC_SUBST([GNULIB_FSEEKO]) + GNULIB_FTELL=0; AC_SUBST([GNULIB_FTELL]) + GNULIB_FTELLO=0; AC_SUBST([GNULIB_FTELLO]) + GNULIB_FFLUSH=0; AC_SUBST([GNULIB_FFLUSH]) dnl Assume proper GNU behavior unless another module says otherwise. - HAVE_DECL_FPURGE=1; AC_SUBST([HAVE_DECL_FPURGE]) - HAVE_DECL_GETDELIM=1; AC_SUBST([HAVE_DECL_GETDELIM]) - HAVE_DECL_GETLINE=1; AC_SUBST([HAVE_DECL_GETLINE]) - HAVE_DECL_OBSTACK_PRINTF=1; AC_SUBST([HAVE_DECL_OBSTACK_PRINTF]) - HAVE_DECL_SNPRINTF=1; AC_SUBST([HAVE_DECL_SNPRINTF]) - HAVE_DECL_VSNPRINTF=1; AC_SUBST([HAVE_DECL_VSNPRINTF]) - HAVE_DPRINTF=1; AC_SUBST([HAVE_DPRINTF]) - HAVE_RENAMEAT=1; AC_SUBST([HAVE_RENAMEAT]) - HAVE_VASPRINTF=1; AC_SUBST([HAVE_VASPRINTF]) - HAVE_VDPRINTF=1; AC_SUBST([HAVE_VDPRINTF]) - REPLACE_DPRINTF=0; AC_SUBST([REPLACE_DPRINTF]) - REPLACE_FCLOSE=0; AC_SUBST([REPLACE_FCLOSE]) - REPLACE_FFLUSH=0; AC_SUBST([REPLACE_FFLUSH]) - REPLACE_FOPEN=0; AC_SUBST([REPLACE_FOPEN]) - REPLACE_FPRINTF=0; AC_SUBST([REPLACE_FPRINTF]) - REPLACE_FPURGE=0; AC_SUBST([REPLACE_FPURGE]) - REPLACE_FREOPEN=0; AC_SUBST([REPLACE_FREOPEN]) - REPLACE_FSEEK=0; AC_SUBST([REPLACE_FSEEK]) - REPLACE_FSEEKO=0; AC_SUBST([REPLACE_FSEEKO]) - REPLACE_FTELL=0; AC_SUBST([REPLACE_FTELL]) - REPLACE_FTELLO=0; AC_SUBST([REPLACE_FTELLO]) - REPLACE_GETDELIM=0; AC_SUBST([REPLACE_GETDELIM]) - REPLACE_GETLINE=0; AC_SUBST([REPLACE_GETLINE]) - REPLACE_OBSTACK_PRINTF=0; AC_SUBST([REPLACE_OBSTACK_PRINTF]) - REPLACE_PERROR=0; AC_SUBST([REPLACE_PERROR]) - REPLACE_POPEN=0; AC_SUBST([REPLACE_POPEN]) - REPLACE_PRINTF=0; AC_SUBST([REPLACE_PRINTF]) - REPLACE_REMOVE=0; AC_SUBST([REPLACE_REMOVE]) - REPLACE_RENAME=0; AC_SUBST([REPLACE_RENAME]) - REPLACE_RENAMEAT=0; AC_SUBST([REPLACE_RENAMEAT]) - REPLACE_SNPRINTF=0; AC_SUBST([REPLACE_SNPRINTF]) - REPLACE_SPRINTF=0; AC_SUBST([REPLACE_SPRINTF]) - REPLACE_STDIO_WRITE_FUNCS=0; AC_SUBST([REPLACE_STDIO_WRITE_FUNCS]) - REPLACE_VASPRINTF=0; AC_SUBST([REPLACE_VASPRINTF]) - REPLACE_VDPRINTF=0; AC_SUBST([REPLACE_VDPRINTF]) - REPLACE_VFPRINTF=0; AC_SUBST([REPLACE_VFPRINTF]) - REPLACE_VPRINTF=0; AC_SUBST([REPLACE_VPRINTF]) - REPLACE_VSNPRINTF=0; AC_SUBST([REPLACE_VSNPRINTF]) - REPLACE_VSPRINTF=0; AC_SUBST([REPLACE_VSPRINTF]) + REPLACE_FPRINTF=0; AC_SUBST([REPLACE_FPRINTF]) + REPLACE_VFPRINTF=0; AC_SUBST([REPLACE_VFPRINTF]) + REPLACE_PRINTF=0; AC_SUBST([REPLACE_PRINTF]) + REPLACE_VPRINTF=0; AC_SUBST([REPLACE_VPRINTF]) + REPLACE_SNPRINTF=0; AC_SUBST([REPLACE_SNPRINTF]) + HAVE_DECL_SNPRINTF=1; AC_SUBST([HAVE_DECL_SNPRINTF]) + REPLACE_VSNPRINTF=0; AC_SUBST([REPLACE_VSNPRINTF]) + HAVE_DECL_VSNPRINTF=1; AC_SUBST([HAVE_DECL_VSNPRINTF]) + REPLACE_SPRINTF=0; AC_SUBST([REPLACE_SPRINTF]) + REPLACE_VSPRINTF=0; AC_SUBST([REPLACE_VSPRINTF]) + HAVE_VASPRINTF=1; AC_SUBST([HAVE_VASPRINTF]) + REPLACE_VASPRINTF=0; AC_SUBST([REPLACE_VASPRINTF]) + HAVE_FSEEKO=1; AC_SUBST([HAVE_FSEEKO]) + REPLACE_FSEEKO=0; AC_SUBST([REPLACE_FSEEKO]) + REPLACE_FSEEK=0; AC_SUBST([REPLACE_FSEEK]) + HAVE_FTELLO=1; AC_SUBST([HAVE_FTELLO]) + REPLACE_FTELLO=0; AC_SUBST([REPLACE_FTELLO]) + REPLACE_FTELL=0; AC_SUBST([REPLACE_FTELL]) + REPLACE_FFLUSH=0; AC_SUBST([REPLACE_FFLUSH]) ]) dnl Code shared by fseeko and ftello. Determine if large files are supported, @@ -139,16 +63,17 @@ AC_DEFUN([gl_STDIN_LARGE_OFFSET], [ AC_CACHE_CHECK([whether stdin defaults to large file offsets], [gl_cv_var_stdin_large_offset], - [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <stdio.h>]], -[[#if defined __SL64 && defined __SCLE /* cygwin */ + [AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <stdio.h>], +[#if defined __SL64 && defined __SCLE /* cygwin */ /* Cygwin 1.5.24 and earlier fail to put stdin in 64-bit mode, making - fseeko/ftello needlessly fail. This bug was fixed in 1.5.25, and - it is easier to do a version check than building a runtime test. */ -# include <cygwin/version.h> -# if CYGWIN_VERSION_DLL_COMBINED < CYGWIN_VERSION_DLL_MAKE_COMBINED (1005, 25) - choke me -# endif -#endif]])], - [gl_cv_var_stdin_large_offset=yes], - [gl_cv_var_stdin_large_offset=no])]) + fseeko/ftello needlessly fail. This bug was fixed at the same time + that cygwin started exporting asnprintf (cygwin 1.7.0), so we use + that as a link-time test for cross-compiles rather than building + a runtime test. */ + size_t s; + if (asnprintf (NULL, &s, "")) + return 0; +#endif])], + [gl_cv_var_stdin_large_offset=yes], + [gl_cv_var_stdin_large_offset=no])]) ]) |