diff options
Diffstat (limited to 'lib/stdio.in.h')
| -rw-r--r-- | lib/stdio.in.h | 1102 |
1 files changed, 1102 insertions, 0 deletions
diff --git a/lib/stdio.in.h b/lib/stdio.in.h new file mode 100644 index 0000000..b7f3b6f --- /dev/null +++ b/lib/stdio.in.h @@ -0,0 +1,1102 @@ +/* A GNU-like <stdio.h>. + + Copyright (C) 2004, 2007-2011 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 __GNUC__ >= 3 +@PRAGMA_SYSTEM_HEADER@ +#endif +@PRAGMA_COLUMNS@ + +#if defined __need_FILE || defined __need___FILE || defined _GL_ALREADY_INCLUDING_STDIO_H +/* Special invocation convention: + - Inside glibc header files. + - On OSF/1 5.1 we have a sequence of nested includes + <stdio.h> -> <getopt.h> -> <ctype.h> -> <sys/localedef.h> -> + <sys/lc_core.h> -> <nl_types.h> -> <mesg.h> -> <stdio.h>. + In this situation, the functions are not yet declared, therefore we cannot + provide the C++ aliases. */ + +#@INCLUDE_NEXT@ @NEXT_STDIO_H@ + +#else +/* Normal invocation convention. */ + +#ifndef _GL_STDIO_H + +#define _GL_ALREADY_INCLUDING_STDIO_H + +/* The include_next requires a split double-inclusion guard. */ +#@INCLUDE_NEXT@ @NEXT_STDIO_H@ + +#undef _GL_ALREADY_INCLUDING_STDIO_H + +#ifndef _GL_STDIO_H +#define _GL_STDIO_H + +/* Get va_list. Needed on many systems, including glibc 2.8. */ +#include <stdarg.h> + +#include <stddef.h> + +/* Get off_t and ssize_t. Needed on many systems, including glibc 2.8 + and eglibc 2.11.2. */ +#include <sys/types.h> + +/* The __attribute__ feature is available in gcc versions 2.5 and later. + The __-protected variants of the attributes 'format' and 'printf' are + accepted by gcc versions 2.6.4 (effectively 2.7) and later. + We enable _GL_ATTRIBUTE_FORMAT only if these are supported too, because + gnulib and libintl do '#define printf __printf__' when they override + the 'printf' function. */ +#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 7) +# define _GL_ATTRIBUTE_FORMAT(spec) __attribute__ ((__format__ spec)) +#else +# define _GL_ATTRIBUTE_FORMAT(spec) /* empty */ +#endif +#define _GL_ATTRIBUTE_FORMAT_PRINTF(formatstring_parameter, first_argument) \ + _GL_ATTRIBUTE_FORMAT ((__printf__, formatstring_parameter, first_argument)) + +/* Solaris 10 declares renameat in <unistd.h>, not in <stdio.h>. */ +/* But in any case avoid namespace pollution on glibc systems. */ +#if (@GNULIB_RENAMEAT@ || defined GNULIB_POSIXCHECK) && defined __sun \ + && ! defined __GLIBC__ +# include <unistd.h> +#endif + + +/* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */ + +/* The definition of _GL_ARG_NONNULL is copied here. */ + +/* The definition of _GL_WARN_ON_USE is copied here. */ + +/* Macros for stringification. */ +#define _GL_STDIO_STRINGIZE(token) #token +#define _GL_STDIO_MACROEXPAND_AND_STRINGIZE(token) _GL_STDIO_STRINGIZE(token) + + +#if @GNULIB_DPRINTF@ +# if @REPLACE_DPRINTF@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# define dprintf rpl_dprintf +# endif +_GL_FUNCDECL_RPL (dprintf, int, (int fd, const char *format, ...) + _GL_ATTRIBUTE_FORMAT_PRINTF (2, 3) + _GL_ARG_NONNULL ((2))); +_GL_CXXALIAS_RPL (dprintf, int, (int fd, const char *format, ...)); +# else +# if !@HAVE_DPRINTF@ +_GL_FUNCDECL_SYS (dprintf, int, (int fd, const char *format, ...) + _GL_ATTRIBUTE_FORMAT_PRINTF (2, 3) + _GL_ARG_NONNULL ((2))); +# endif +_GL_CXXALIAS_SYS (dprintf, int, (int fd, const char *format, ...)); +# endif +_GL_CXXALIASWARN (dprintf); +#elif defined GNULIB_POSIXCHECK +# undef dprintf +# if HAVE_RAW_DECL_DPRINTF +_GL_WARN_ON_USE (dprintf, "dprintf is unportable - " + "use gnulib module dprintf for portability"); +# endif +#endif + +#if @GNULIB_FCLOSE@ +/* Close STREAM and its underlying file descriptor. */ +# if @REPLACE_FCLOSE@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# define fclose rpl_fclose +# endif +_GL_FUNCDECL_RPL (fclose, int, (FILE *stream) _GL_ARG_NONNULL ((1))); +_GL_CXXALIAS_RPL (fclose, int, (FILE *stream)); +# else +_GL_CXXALIAS_SYS (fclose, int, (FILE *stream)); +# endif +_GL_CXXALIASWARN (fclose); +#elif defined GNULIB_POSIXCHECK +# undef fclose +/* Assume fclose is always declared. */ +_GL_WARN_ON_USE (fclose, "fclose is not always POSIX compliant - " + "use gnulib module fclose for portable POSIX compliance"); +#endif + +#if @GNULIB_FFLUSH@ +/* Flush all pending data on STREAM according to POSIX rules. Both + output and seekable input streams are supported. + Note! LOSS OF DATA can occur if fflush is applied on an input stream + that is _not_seekable_ or on an update stream that is _not_seekable_ + and in which the most recent operation was input. Seekability can + be tested with lseek(fileno(fp),0,SEEK_CUR). */ +# if @REPLACE_FFLUSH@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# define fflush rpl_fflush +# endif +_GL_FUNCDECL_RPL (fflush, int, (FILE *gl_stream)); +_GL_CXXALIAS_RPL (fflush, int, (FILE *gl_stream)); +# else +_GL_CXXALIAS_SYS (fflush, int, (FILE *gl_stream)); +# endif +_GL_CXXALIASWARN (fflush); +#elif defined GNULIB_POSIXCHECK +# undef fflush +/* Assume fflush is always declared. */ +_GL_WARN_ON_USE (fflush, "fflush is not always POSIX compliant - " + "use gnulib module fflush for portable POSIX compliance"); +#endif + +/* It is very rare that the developer ever has full control of stdin, + so any use of gets warrants an unconditional warning. Assume it is + always declared, since it is required by C89. */ +#undef gets +_GL_WARN_ON_USE (gets, "gets is a security hole - use fgets instead"); + +#if @GNULIB_FOPEN@ +# if @REPLACE_FOPEN@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef fopen +# define fopen rpl_fopen +# endif +_GL_FUNCDECL_RPL (fopen, FILE *, (const char *filename, const char *mode) + _GL_ARG_NONNULL ((1, 2))); +_GL_CXXALIAS_RPL (fopen, FILE *, (const char *filename, const char *mode)); +# else +_GL_CXXALIAS_SYS (fopen, FILE *, (const char *filename, const char *mode)); +# endif +_GL_CXXALIASWARN (fopen); +#elif defined GNULIB_POSIXCHECK +# undef fopen +/* Assume fopen is always declared. */ +_GL_WARN_ON_USE (fopen, "fopen on Win32 platforms is not POSIX compatible - " + "use gnulib module fopen for portability"); +#endif + +#if @GNULIB_FPRINTF_POSIX@ || @GNULIB_FPRINTF@ +# if (@GNULIB_FPRINTF_POSIX@ && @REPLACE_FPRINTF@) \ + || (@GNULIB_FPRINTF@ && @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@) +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# define fprintf rpl_fprintf +# endif +# define GNULIB_overrides_fprintf 1 +_GL_FUNCDECL_RPL (fprintf, int, (FILE *fp, const char *format, ...) + _GL_ATTRIBUTE_FORMAT_PRINTF (2, 3) + _GL_ARG_NONNULL ((1, 2))); +_GL_CXXALIAS_RPL (fprintf, int, (FILE *fp, const char *format, ...)); +# else +_GL_CXXALIAS_SYS (fprintf, int, (FILE *fp, const char *format, ...)); +# endif +_GL_CXXALIASWARN (fprintf); +#endif +#if !@GNULIB_FPRINTF_POSIX@ && defined GNULIB_POSIXCHECK +# if !GNULIB_overrides_fprintf +# undef fprintf +# endif +/* Assume fprintf is always declared. */ +_GL_WARN_ON_USE (fprintf, "fprintf is not always POSIX compliant - " + "use gnulib module fprintf-posix for portable " + "POSIX compliance"); +#endif + +#if @GNULIB_FPURGE@ +/* Discard all pending buffered I/O data on STREAM. + STREAM must not be wide-character oriented. + When discarding pending output, the file position is set back to where it + was before the write calls. When discarding pending input, the file + position is advanced to match the end of the previously read input. + Return 0 if successful. Upon error, return -1 and set errno. */ +# if @REPLACE_FPURGE@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# define fpurge rpl_fpurge +# endif +_GL_FUNCDECL_RPL (fpurge, int, (FILE *gl_stream) _GL_ARG_NONNULL ((1))); +_GL_CXXALIAS_RPL (fpurge, int, (FILE *gl_stream)); +# else +# if !@HAVE_DECL_FPURGE@ +_GL_FUNCDECL_SYS (fpurge, int, (FILE *gl_stream) _GL_ARG_NONNULL ((1))); +# endif +_GL_CXXALIAS_SYS (fpurge, int, (FILE *gl_stream)); +# endif +_GL_CXXALIASWARN (fpurge); +#elif defined GNULIB_POSIXCHECK +# undef fpurge +# if HAVE_RAW_DECL_FPURGE +_GL_WARN_ON_USE (fpurge, "fpurge is not always present - " + "use gnulib module fpurge for portability"); +# endif +#endif + +#if @GNULIB_FPUTC@ +# if @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef fputc +# define fputc rpl_fputc +# endif +_GL_FUNCDECL_RPL (fputc, int, (int c, FILE *stream) _GL_ARG_NONNULL ((2))); +_GL_CXXALIAS_RPL (fputc, int, (int c, FILE *stream)); +# else +_GL_CXXALIAS_SYS (fputc, int, (int c, FILE *stream)); +# endif +_GL_CXXALIASWARN (fputc); +#endif + +#if @GNULIB_FPUTS@ +# if @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef fputs +# define fputs rpl_fputs +# endif +_GL_FUNCDECL_RPL (fputs, int, (const char *string, FILE *stream) + _GL_ARG_NONNULL ((1, 2))); +_GL_CXXALIAS_RPL (fputs, int, (const char *string, FILE *stream)); +# else +_GL_CXXALIAS_SYS (fputs, int, (const char *string, FILE *stream)); +# endif +_GL_CXXALIASWARN (fputs); +#endif + +#if @GNULIB_FREOPEN@ +# if @REPLACE_FREOPEN@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef freopen +# define freopen rpl_freopen +# endif +_GL_FUNCDECL_RPL (freopen, FILE *, + (const char *filename, const char *mode, FILE *stream) + _GL_ARG_NONNULL ((2, 3))); +_GL_CXXALIAS_RPL (freopen, FILE *, + (const char *filename, const char *mode, FILE *stream)); +# else +_GL_CXXALIAS_SYS (freopen, FILE *, + (const char *filename, const char *mode, FILE *stream)); +# endif +_GL_CXXALIASWARN (freopen); +#elif defined GNULIB_POSIXCHECK +# undef freopen +/* Assume freopen is always declared. */ +_GL_WARN_ON_USE (freopen, + "freopen on Win32 platforms is not POSIX compatible - " + "use gnulib module freopen for portability"); +#endif + + +/* Set up the following warnings, based on which modules are in use. + GNU Coding Standards discourage the use of fseek, since it imposes + an arbitrary limitation on some 32-bit hosts. Remember that the + fseek module depends on the fseeko module, so we only have three + cases to consider: + + 1. The developer is not using either module. Issue a warning under + GNULIB_POSIXCHECK for both functions, to remind them that both + functions have bugs on some systems. _GL_NO_LARGE_FILES has no + impact on this warning. + + 2. The developer is using both modules. They may be unaware of the + arbitrary limitations of fseek, so issue a warning under + GNULIB_POSIXCHECK. On the other hand, they may be using both + modules intentionally, so the developer can define + _GL_NO_LARGE_FILES in the compilation units where the use of fseek + is safe, to silence the warning. + + 3. The developer is using the fseeko module, but not fseek. Gnulib + guarantees that fseek will still work around platform bugs in that + case, but we presume that the developer is aware of the pitfalls of + fseek and was trying to avoid it, so issue a warning even when + GNULIB_POSIXCHECK is undefined. Again, _GL_NO_LARGE_FILES can be + defined to silence the warning in particular compilation units. + In C++ compilations with GNULIB_NAMESPACE, in order to avoid that + fseek gets defined as a macro, it is recommended that the developer + uses the fseek module, even if he is not calling the fseek function. + + Most gnulib clients that perform stream operations should fall into + category 3. */ + +#if @GNULIB_FSEEK@ +# if defined GNULIB_POSIXCHECK && !defined _GL_NO_LARGE_FILES +# define _GL_FSEEK_WARN /* Category 2, above. */ +# undef fseek +# endif +# if @REPLACE_FSEEK@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef fseek +# define fseek rpl_fseek +# endif +_GL_FUNCDECL_RPL (fseek, int, (FILE *fp, long offset, int whence) + _GL_ARG_NONNULL ((1))); +_GL_CXXALIAS_RPL (fseek, int, (FILE *fp, long offset, int whence)); +# else +_GL_CXXALIAS_SYS (fseek, int, (FILE *fp, long offset, int whence)); +# endif +_GL_CXXALIASWARN (fseek); +#endif + +#if @GNULIB_FSEEKO@ +# if !@GNULIB_FSEEK@ && !defined _GL_NO_LARGE_FILES +# define _GL_FSEEK_WARN /* Category 3, above. */ +# undef fseek +# endif +# if @REPLACE_FSEEKO@ +/* Provide an fseeko function that is aware of a preceding fflush(), and which + detects pipes. */ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef fseeko +# define fseeko rpl_fseeko +# endif +_GL_FUNCDECL_RPL (fseeko, int, (FILE *fp, off_t offset, int whence) + _GL_ARG_NONNULL ((1))); +_GL_CXXALIAS_RPL (fseeko, int, (FILE *fp, off_t offset, int whence)); +# else +# if ! @HAVE_DECL_FSEEKO@ +_GL_FUNCDECL_SYS (fseeko, int, (FILE *fp, off_t offset, int whence) + _GL_ARG_NONNULL ((1))); +# endif +_GL_CXXALIAS_SYS (fseeko, int, (FILE *fp, off_t offset, int whence)); +# endif +_GL_CXXALIASWARN (fseeko); +# if (@REPLACE_FSEEKO@ || !@HAVE_FSEEKO@) && !@GNULIB_FSEEK@ + /* Provide an fseek function that is consistent with fseeko. */ + /* In order to avoid that fseek gets defined as a macro here, the + developer can request the 'fseek' module. */ +# if !GNULIB_defined_fseek_function +# undef fseek +# define fseek rpl_fseek +static inline int _GL_ARG_NONNULL ((1)) +rpl_fseek (FILE *fp, long offset, int whence) +{ +# if @REPLACE_FSEEKO@ + return rpl_fseeko (fp, offset, whence); +# else + return fseeko (fp, offset, whence); +# endif +} +# define GNULIB_defined_fseek_function 1 +# endif +# endif +#elif defined GNULIB_POSIXCHECK +# define _GL_FSEEK_WARN /* Category 1, above. */ +# undef fseek +# undef fseeko +# if HAVE_RAW_DECL_FSEEKO +_GL_WARN_ON_USE (fseeko, "fseeko is unportable - " + "use gnulib module fseeko for portability"); +# endif +#endif + +#ifdef _GL_FSEEK_WARN +# undef _GL_FSEEK_WARN +/* Here, either fseek is undefined (but C89 guarantees that it is + declared), or it is defined as rpl_fseek (declared above). */ +_GL_WARN_ON_USE (fseek, "fseek cannot handle files larger than 4 GB " + "on 32-bit platforms - " + "use fseeko function for handling of large files"); +#endif + + +/* ftell, ftello. See the comments on fseek/fseeko. */ + +#if @GNULIB_FTELL@ +# if defined GNULIB_POSIXCHECK && !defined _GL_NO_LARGE_FILES +# define _GL_FTELL_WARN /* Category 2, above. */ +# undef ftell +# endif +# if @REPLACE_FTELL@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef ftell +# define ftell rpl_ftell +# endif +_GL_FUNCDECL_RPL (ftell, long, (FILE *fp) _GL_ARG_NONNULL ((1))); +_GL_CXXALIAS_RPL (ftell, long, (FILE *fp)); +# else +_GL_CXXALIAS_SYS (ftell, long, (FILE *fp)); +# endif +_GL_CXXALIASWARN (ftell); +#endif + +#if @GNULIB_FTELLO@ +# if !@GNULIB_FTELL@ && !defined _GL_NO_LARGE_FILES +# define _GL_FTELL_WARN /* Category 3, above. */ +# undef ftell +# endif +# if @REPLACE_FTELLO@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef ftello +# define ftello rpl_ftello +# endif +_GL_FUNCDECL_RPL (ftello, off_t, (FILE *fp) _GL_ARG_NONNULL ((1))); +_GL_CXXALIAS_RPL (ftello, off_t, (FILE *fp)); +# else +# if ! @HAVE_DECL_FTELLO@ +_GL_FUNCDECL_SYS (ftello, off_t, (FILE *fp) _GL_ARG_NONNULL ((1))); +# endif +_GL_CXXALIAS_SYS (ftello, off_t, (FILE *fp)); +# endif +_GL_CXXALIASWARN (ftello); +# if (@REPLACE_FTELLO@ || !@HAVE_FTELLO@) && !@GNULIB_FTELL@ + /* Provide an ftell function that is consistent with ftello. */ + /* In order to avoid that ftell gets defined as a macro here, the + developer can request the 'ftell' module. */ +# if !GNULIB_defined_ftell_function +# undef ftell +# define ftell rpl_ftell +static inline long _GL_ARG_NONNULL ((1)) +rpl_ftell (FILE *f) +{ +# if @REPLACE_FTELLO@ + return rpl_ftello (f); +# else + return ftello (f); +# endif +} +# define GNULIB_defined_ftell_function 1 +# endif +# endif +#elif defined GNULIB_POSIXCHECK +# define _GL_FTELL_WARN /* Category 1, above. */ +# undef ftell +# undef ftello +# if HAVE_RAW_DECL_FTELLO +_GL_WARN_ON_USE (ftello, "ftello is unportable - " + "use gnulib module ftello for portability"); +# endif +#endif + +#ifdef _GL_FTELL_WARN +# undef _GL_FTELL_WARN +/* Here, either ftell is undefined (but C89 guarantees that it is + declared), or it is defined as rpl_ftell (declared above). */ +_GL_WARN_ON_USE (ftell, "ftell cannot handle files larger than 4 GB " + "on 32-bit platforms - " + "use ftello function for handling of large files"); +#endif + + +#if @GNULIB_FWRITE@ +# if @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef fwrite +# define fwrite rpl_fwrite +# endif +_GL_FUNCDECL_RPL (fwrite, size_t, + (const void *ptr, size_t s, size_t n, FILE *stream) + _GL_ARG_NONNULL ((1, 4))); +_GL_CXXALIAS_RPL (fwrite, size_t, + (const void *ptr, size_t s, size_t n, FILE *stream)); +# else +_GL_CXXALIAS_SYS (fwrite, size_t, + (const void *ptr, size_t s, size_t n, FILE *stream)); +# endif +_GL_CXXALIASWARN (fwrite); +#endif + +#if @GNULIB_GETDELIM@ +/* Read input, up to (and including) the next occurrence of DELIMITER, from + STREAM, store it in *LINEPTR (and NUL-terminate it). + *LINEPTR is a pointer returned from malloc (or NULL), pointing to *LINESIZE + bytes of space. It is realloc'd as necessary. + Return the number of bytes read and stored at *LINEPTR (not including the + NUL terminator), or -1 on error or EOF. */ +# if @REPLACE_GETDELIM@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef getdelim +# define getdelim rpl_getdelim +# endif +_GL_FUNCDECL_RPL (getdelim, ssize_t, + (char **lineptr, size_t *linesize, int delimiter, + FILE *stream) + _GL_ARG_NONNULL ((1, 2, 4))); +_GL_CXXALIAS_RPL (getdelim, ssize_t, + (char **lineptr, size_t *linesize, int delimiter, + FILE *stream)); +# else +# if !@HAVE_DECL_GETDELIM@ +_GL_FUNCDECL_SYS (getdelim, ssize_t, + (char **lineptr, size_t *linesize, int delimiter, + FILE *stream) + _GL_ARG_NONNULL ((1, 2, 4))); +# endif +_GL_CXXALIAS_SYS (getdelim, ssize_t, + (char **lineptr, size_t *linesize, int delimiter, + FILE *stream)); +# endif +_GL_CXXALIASWARN (getdelim); +#elif defined GNULIB_POSIXCHECK +# undef getdelim +# if HAVE_RAW_DECL_GETDELIM +_GL_WARN_ON_USE (getdelim, "getdelim is unportable - " + "use gnulib module getdelim for portability"); +# endif +#endif + +#if @GNULIB_GETLINE@ +/* Read a line, up to (and including) the next newline, from STREAM, store it + in *LINEPTR (and NUL-terminate it). + *LINEPTR is a pointer returned from malloc (or NULL), pointing to *LINESIZE + bytes of space. It is realloc'd as necessary. + Return the number of bytes read and stored at *LINEPTR (not including the + NUL terminator), or -1 on error or EOF. */ +# if @REPLACE_GETLINE@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef getline +# define getline rpl_getline +# endif +_GL_FUNCDECL_RPL (getline, ssize_t, + (char **lineptr, size_t *linesize, FILE *stream) + _GL_ARG_NONNULL ((1, 2, 3))); +_GL_CXXALIAS_RPL (getline, ssize_t, + (char **lineptr, size_t *linesize, FILE *stream)); +# else +# if !@HAVE_DECL_GETLINE@ +_GL_FUNCDECL_SYS (getline, ssize_t, + (char **lineptr, size_t *linesize, FILE *stream) + _GL_ARG_NONNULL ((1, 2, 3))); +# endif +_GL_CXXALIAS_SYS (getline, ssize_t, + (char **lineptr, size_t *linesize, FILE *stream)); +# endif +# if @HAVE_DECL_GETLINE@ +_GL_CXXALIASWARN (getline); +# endif +#elif defined GNULIB_POSIXCHECK +# undef getline +# if HAVE_RAW_DECL_GETLINE +_GL_WARN_ON_USE (getline, "getline is unportable - " + "use gnulib module getline for portability"); +# endif +#endif + +#if @GNULIB_OBSTACK_PRINTF@ || @GNULIB_OBSTACK_PRINTF_POSIX@ +struct obstack; +/* Grow an obstack with formatted output. Return the number of + bytes added to OBS. No trailing nul byte is added, and the + object should be closed with obstack_finish before use. Upon + memory allocation error, call obstack_alloc_failed_handler. Upon + other error, return -1. */ +# if @REPLACE_OBSTACK_PRINTF@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# define obstack_printf rpl_obstack_printf +# endif +_GL_FUNCDECL_RPL (obstack_printf, int, + (struct obstack *obs, const char *format, ...) + _GL_ATTRIBUTE_FORMAT_PRINTF (2, 3) + _GL_ARG_NONNULL ((1, 2))); +_GL_CXXALIAS_RPL (obstack_printf, int, + (struct obstack *obs, const char *format, ...)); +# else +# if !@HAVE_DECL_OBSTACK_PRINTF@ +_GL_FUNCDECL_SYS (obstack_printf, int, + (struct obstack *obs, const char *format, ...) + _GL_ATTRIBUTE_FORMAT_PRINTF (2, 3) + _GL_ARG_NONNULL ((1, 2))); +# endif +_GL_CXXALIAS_SYS (obstack_printf, int, + (struct obstack *obs, const char *format, ...)); +# endif +_GL_CXXALIASWARN (obstack_printf); +# if @REPLACE_OBSTACK_PRINTF@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# define obstack_vprintf rpl_obstack_vprintf +# endif +_GL_FUNCDECL_RPL (obstack_vprintf, int, + (struct obstack *obs, const char *format, va_list args) + _GL_ATTRIBUTE_FORMAT_PRINTF (2, 0) + _GL_ARG_NONNULL ((1, 2))); +_GL_CXXALIAS_RPL (obstack_vprintf, int, + (struct obstack *obs, const char *format, va_list args)); +# else +# if !@HAVE_DECL_OBSTACK_PRINTF@ +_GL_FUNCDECL_SYS (obstack_vprintf, int, + (struct obstack *obs, const char *format, va_list args) + _GL_ATTRIBUTE_FORMAT_PRINTF (2, 0) + _GL_ARG_NONNULL ((1, 2))); +# endif +_GL_CXXALIAS_SYS (obstack_vprintf, int, + (struct obstack *obs, const char *format, va_list args)); +# endif +_GL_CXXALIASWARN (obstack_vprintf); +#endif + +#if @GNULIB_PERROR@ +/* Print a message to standard error, describing the value of ERRNO, + (if STRING is not NULL and not empty) prefixed with STRING and ": ", + and terminated with a newline. */ +# if @REPLACE_PERROR@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# define perror rpl_perror +# endif +_GL_FUNCDECL_RPL (perror, void, (const char *string)); +_GL_CXXALIAS_RPL (perror, void, (const char *string)); +# else +_GL_CXXALIAS_SYS (perror, void, (const char *string)); +# endif +_GL_CXXALIASWARN (perror); +#elif defined GNULIB_POSIXCHECK +# undef perror +/* Assume perror is always declared. */ +_GL_WARN_ON_USE (perror, "perror is not always POSIX compliant - " + "use gnulib module perror for portability"); +#endif + +#if @GNULIB_POPEN@ +# if @REPLACE_POPEN@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef popen +# define popen rpl_popen +# endif +_GL_FUNCDECL_RPL (popen, FILE *, (const char *cmd, const char *mode) + _GL_ARG_NONNULL ((1, 2))); +_GL_CXXALIAS_RPL (popen, FILE *, (const char *cmd, const char *mode)); +# else +_GL_CXXALIAS_SYS (popen, FILE *, (const char *cmd, const char *mode)); +# endif +_GL_CXXALIASWARN (popen); +#elif defined GNULIB_POSIXCHECK +# undef popen +# if HAVE_RAW_DECL_POPEN +_GL_WARN_ON_USE (popen, "popen is buggy on some platforms - " + "use gnulib module popen or pipe for more portability"); +# endif +#endif + +#if @GNULIB_PRINTF_POSIX@ || @GNULIB_PRINTF@ +# if (@GNULIB_PRINTF_POSIX@ && @REPLACE_PRINTF@) \ + || (@GNULIB_PRINTF@ && @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@) +# if defined __GNUC__ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +/* Don't break __attribute__((format(printf,M,N))). */ +# define printf __printf__ +# endif +_GL_FUNCDECL_RPL_1 (__printf__, int, + (const char *format, ...) + __asm__ (@ASM_SYMBOL_PREFIX@ + _GL_STDIO_MACROEXPAND_AND_STRINGIZE(rpl_printf)) + _GL_ATTRIBUTE_FORMAT_PRINTF (1, 2) + _GL_ARG_NONNULL ((1))); +_GL_CXXALIAS_RPL_1 (printf, __printf__, int, (const char *format, ...)); +# else +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# define printf rpl_printf +# endif +_GL_FUNCDECL_RPL (printf, int, + (const char *format, ...) + _GL_ATTRIBUTE_FORMAT_PRINTF (1, 2) + _GL_ARG_NONNULL ((1))); +_GL_CXXALIAS_RPL (printf, int, (const char *format, ...)); +# endif +# define GNULIB_overrides_printf 1 +# else +_GL_CXXALIAS_SYS (printf, int, (const char *format, ...)); +# endif +_GL_CXXALIASWARN (printf); +#endif +#if !@GNULIB_PRINTF_POSIX@ && defined GNULIB_POSIXCHECK +# if !GNULIB_overrides_printf +# undef printf +# endif +/* Assume printf is always declared. */ +_GL_WARN_ON_USE (printf, "printf is not always POSIX compliant - " + "use gnulib module printf-posix for portable " + "POSIX compliance"); +#endif + +#if @GNULIB_PUTC@ +# if @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef putc +# define putc rpl_fputc +# endif +_GL_FUNCDECL_RPL (fputc, int, (int c, FILE *stream) _GL_ARG_NONNULL ((2))); +_GL_CXXALIAS_RPL_1 (putc, rpl_fputc, int, (int c, FILE *stream)); +# else +_GL_CXXALIAS_SYS (putc, int, (int c, FILE *stream)); +# endif +_GL_CXXALIASWARN (putc); +#endif + +#if @GNULIB_PUTCHAR@ +# if @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef putchar +# define putchar rpl_putchar +# endif +_GL_FUNCDECL_RPL (putchar, int, (int c)); +_GL_CXXALIAS_RPL (putchar, int, (int c)); +# else +_GL_CXXALIAS_SYS (putchar, int, (int c)); +# endif +_GL_CXXALIASWARN (putchar); +#endif + +#if @GNULIB_PUTS@ +# if @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef puts +# define puts rpl_puts +# endif +_GL_FUNCDECL_RPL (puts, int, (const char *string) _GL_ARG_NONNULL ((1))); +_GL_CXXALIAS_RPL (puts, int, (const char *string)); +# else +_GL_CXXALIAS_SYS (puts, int, (const char *string)); +# endif +_GL_CXXALIASWARN (puts); +#endif + +#if @GNULIB_REMOVE@ +# if @REPLACE_REMOVE@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef remove +# define remove rpl_remove +# endif +_GL_FUNCDECL_RPL (remove, int, (const char *name) _GL_ARG_NONNULL ((1))); +_GL_CXXALIAS_RPL (remove, int, (const char *name)); +# else +_GL_CXXALIAS_SYS (remove, int, (const char *name)); +# endif +_GL_CXXALIASWARN (remove); +#elif defined GNULIB_POSIXCHECK +# undef remove +/* Assume remove is always declared. */ +_GL_WARN_ON_USE (remove, "remove cannot handle directories on some platforms - " + "use gnulib module remove for more portability"); +#endif + +#if @GNULIB_RENAME@ +# if @REPLACE_RENAME@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef rename +# define rename rpl_rename +# endif +_GL_FUNCDECL_RPL (rename, int, + (const char *old_filename, const char *new_filename) + _GL_ARG_NONNULL ((1, 2))); +_GL_CXXALIAS_RPL (rename, int, + (const char *old_filename, const char *new_filename)); +# else +_GL_CXXALIAS_SYS (rename, int, + (const char *old_filename, const char *new_filename)); +# endif +_GL_CXXALIASWARN (rename); +#elif defined GNULIB_POSIXCHECK +# undef rename +/* Assume rename is always declared. */ +_GL_WARN_ON_USE (rename, "rename is buggy on some platforms - " + "use gnulib module rename for more portability"); +#endif + +#if @GNULIB_RENAMEAT@ +# if @REPLACE_RENAMEAT@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef renameat +# define renameat rpl_renameat +# endif +_GL_FUNCDECL_RPL (renameat, int, + (int fd1, char const *file1, int fd2, char const *file2) + _GL_ARG_NONNULL ((2, 4))); +_GL_CXXALIAS_RPL (renameat, int, + (int fd1, char const *file1, int fd2, char const *file2)); +# else +# if !@HAVE_RENAMEAT@ +_GL_FUNCDECL_SYS (renameat, int, + (int fd1, char const *file1, int fd2, char const *file2) + _GL_ARG_NONNULL ((2, 4))); +# endif +_GL_CXXALIAS_SYS (renameat, int, + (int fd1, char const *file1, int fd2, char const *file2)); +# endif +_GL_CXXALIASWARN (renameat); +#elif defined GNULIB_POSIXCHECK +# undef renameat +# if HAVE_RAW_DECL_RENAMEAT +_GL_WARN_ON_USE (renameat, "renameat is not portable - " + "use gnulib module renameat for portability"); +# endif +#endif + +#if @GNULIB_SNPRINTF@ +# if @REPLACE_SNPRINTF@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# define snprintf rpl_snprintf +# endif +_GL_FUNCDECL_RPL (snprintf, int, + (char *str, size_t size, const char *format, ...) + _GL_ATTRIBUTE_FORMAT_PRINTF (3, 4) + _GL_ARG_NONNULL ((3))); +_GL_CXXALIAS_RPL (snprintf, int, + (char *str, size_t size, const char *format, ...)); +# else +# if !@HAVE_DECL_SNPRINTF@ +_GL_FUNCDECL_SYS (snprintf, int, + (char *str, size_t size, const char *format, ...) + _GL_ATTRIBUTE_FORMAT_PRINTF (3, 4) + _GL_ARG_NONNULL ((3))); +# endif +_GL_CXXALIAS_SYS (snprintf, int, + (char *str, size_t size, const char *format, ...)); +# endif +_GL_CXXALIASWARN (snprintf); +#elif defined GNULIB_POSIXCHECK +# undef snprintf +# if HAVE_RAW_DECL_SNPRINTF +_GL_WARN_ON_USE (snprintf, "snprintf is unportable - " + "use gnulib module snprintf for portability"); +# endif +#endif + +/* Some people would argue that sprintf should be handled like gets + (for example, OpenBSD issues a link warning for both functions), + since both can cause security holes due to buffer overruns. + However, we believe that sprintf can be used safely, and is more + efficient than snprintf in those safe cases; and as proof of our + belief, we use sprintf in several gnulib modules. So this header + intentionally avoids adding a warning to sprintf except when + GNULIB_POSIXCHECK is defined. */ + +#if @GNULIB_SPRINTF_POSIX@ +# if @REPLACE_SPRINTF@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# define sprintf rpl_sprintf +# endif +_GL_FUNCDECL_RPL (sprintf, int, (char *str, const char *format, ...) + _GL_ATTRIBUTE_FORMAT_PRINTF (2, 3) + _GL_ARG_NONNULL ((1, 2))); +_GL_CXXALIAS_RPL (sprintf, int, (char *str, const char *format, ...)); +# else +_GL_CXXALIAS_SYS (sprintf, int, (char *str, const char *format, ...)); +# endif +_GL_CXXALIASWARN (sprintf); +#elif defined GNULIB_POSIXCHECK +# undef sprintf +/* Assume sprintf is always declared. */ +_GL_WARN_ON_USE (sprintf, "sprintf is not always POSIX compliant - " + "use gnulib module sprintf-posix for portable " + "POSIX compliance"); +#endif + +#if @GNULIB_TMPFILE@ +# if @REPLACE_TMPFILE@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# define tmpfile rpl_tmpfile +# endif +_GL_FUNCDECL_RPL (tmpfile, FILE *, (void)); +_GL_CXXALIAS_RPL (tmpfile, FILE *, (void)); +# else +_GL_CXXALIAS_SYS (tmpfile, FILE *, (void)); +# endif +_GL_CXXALIASWARN (tmpfile); +#elif defined GNULIB_POSIXCHECK +# undef tmpfile +# if HAVE_RAW_DECL_TMPFILE +_GL_WARN_ON_USE (tmpfile, "tmpfile is not usable on mingw - " + "use gnulib module tmpfile for portability"); +# endif +#endif + +#if @GNULIB_VASPRINTF@ +/* Write formatted output to a string dynamically allocated with malloc(). + If the memory allocation succeeds, store the address of the string in + *RESULT and return the number of resulting bytes, excluding the trailing + NUL. Upon memory allocation error, or some other error, return -1. */ +# if @REPLACE_VASPRINTF@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# define asprintf rpl_asprintf +# endif +_GL_FUNCDECL_RPL (asprintf, int, + (char **result, const char *format, ...) + _GL_ATTRIBUTE_FORMAT_PRINTF (2, 3) + _GL_ARG_NONNULL ((1, 2))); +_GL_CXXALIAS_RPL (asprintf, int, + (char **result, const char *format, ...)); +# else +# if !@HAVE_VASPRINTF@ +_GL_FUNCDECL_SYS (asprintf, int, + (char **result, const char *format, ...) + _GL_ATTRIBUTE_FORMAT_PRINTF (2, 3) + _GL_ARG_NONNULL ((1, 2))); +# endif +_GL_CXXALIAS_SYS (asprintf, int, + (char **result, const char *format, ...)); +# endif +_GL_CXXALIASWARN (asprintf); +# if @REPLACE_VASPRINTF@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# define vasprintf rpl_vasprintf +# endif +_GL_FUNCDECL_RPL (vasprintf, int, + (char **result, const char *format, va_list args) + _GL_ATTRIBUTE_FORMAT_PRINTF (2, 0) + _GL_ARG_NONNULL ((1, 2))); +_GL_CXXALIAS_RPL (vasprintf, int, + (char **result, const char *format, va_list args)); +# else +# if !@HAVE_VASPRINTF@ +_GL_FUNCDECL_SYS (vasprintf, int, + (char **result, const char *format, va_list args) + _GL_ATTRIBUTE_FORMAT_PRINTF (2, 0) + _GL_ARG_NONNULL ((1, 2))); +# endif +_GL_CXXALIAS_SYS (vasprintf, int, + (char **result, const char *format, va_list args)); +# endif +_GL_CXXALIASWARN (vasprintf); +#endif + +#if @GNULIB_VDPRINTF@ +# if @REPLACE_VDPRINTF@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# define vdprintf rpl_vdprintf +# endif +_GL_FUNCDECL_RPL (vdprintf, int, (int fd, const char *format, va_list args) + _GL_ATTRIBUTE_FORMAT_PRINTF (2, 0) + _GL_ARG_NONNULL ((2))); +_GL_CXXALIAS_RPL (vdprintf, int, (int fd, const char *format, va_list args)); +# else +# if !@HAVE_VDPRINTF@ +_GL_FUNCDECL_SYS (vdprintf, int, (int fd, const char *format, va_list args) + _GL_ATTRIBUTE_FORMAT_PRINTF (2, 0) + _GL_ARG_NONNULL ((2))); +# endif +/* Need to cast, because on Solaris, the third parameter will likely be + __va_list args. */ +_GL_CXXALIAS_SYS_CAST (vdprintf, int, + (int fd, const char *format, va_list args)); +# endif +_GL_CXXALIASWARN (vdprintf); +#elif defined GNULIB_POSIXCHECK +# undef vdprintf +# if HAVE_RAW_DECL_VDPRINTF +_GL_WARN_ON_USE (vdprintf, "vdprintf is unportable - " + "use gnulib module vdprintf for portability"); +# endif +#endif + +#if @GNULIB_VFPRINTF_POSIX@ || @GNULIB_VFPRINTF@ +# if (@GNULIB_VFPRINTF_POSIX@ && @REPLACE_VFPRINTF@) \ + || (@GNULIB_VFPRINTF@ && @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@) +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# define vfprintf rpl_vfprintf +# endif +# define GNULIB_overrides_vfprintf 1 +_GL_FUNCDECL_RPL (vfprintf, int, (FILE *fp, const char *format, va_list args) + _GL_ATTRIBUTE_FORMAT_PRINTF (2, 0) + _GL_ARG_NONNULL ((1, 2))); +_GL_CXXALIAS_RPL (vfprintf, int, (FILE *fp, const char *format, va_list args)); +# else +/* Need to cast, because on Solaris, the third parameter is + __va_list args + and GCC's fixincludes did not change this to __gnuc_va_list. */ +_GL_CXXALIAS_SYS_CAST (vfprintf, int, + (FILE *fp, const char *format, va_list args)); +# endif +_GL_CXXALIASWARN (vfprintf); +#endif +#if !@GNULIB_VFPRINTF_POSIX@ && defined GNULIB_POSIXCHECK +# if !GNULIB_overrides_vfprintf +# undef vfprintf +# endif +/* Assume vfprintf is always declared. */ +_GL_WARN_ON_USE (vfprintf, "vfprintf is not always POSIX compliant - " + "use gnulib module vfprintf-posix for portable " + "POSIX compliance"); +#endif + +#if @GNULIB_VPRINTF_POSIX@ || @GNULIB_VPRINTF@ +# if (@GNULIB_VPRINTF_POSIX@ && @REPLACE_VPRINTF@) \ + || (@GNULIB_VPRINTF@ && @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@) +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# define vprintf rpl_vprintf +# endif +# define GNULIB_overrides_vprintf 1 +_GL_FUNCDECL_RPL (vprintf, int, (const char *format, va_list args) + _GL_ATTRIBUTE_FORMAT_PRINTF (1, 0) + _GL_ARG_NONNULL ((1))); +_GL_CXXALIAS_RPL (vprintf, int, (const char *format, va_list args)); +# else +/* Need to cast, because on Solaris, the second parameter is + __va_list args + and GCC's fixincludes did not change this to __gnuc_va_list. */ +_GL_CXXALIAS_SYS_CAST (vprintf, int, (const char *format, va_list args)); +# endif +_GL_CXXALIASWARN (vprintf); +#endif +#if !@GNULIB_VPRINTF_POSIX@ && defined GNULIB_POSIXCHECK +# if !GNULIB_overrides_vprintf +# undef vprintf +# endif +/* Assume vprintf is always declared. */ +_GL_WARN_ON_USE (vprintf, "vprintf is not always POSIX compliant - " + "use gnulib module vprintf-posix for portable " + "POSIX compliance"); +#endif + +#if @GNULIB_VSNPRINTF@ +# if @REPLACE_VSNPRINTF@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# define vsnprintf rpl_vsnprintf +# endif +_GL_FUNCDECL_RPL (vsnprintf, int, + (char *str, size_t size, const char *format, va_list args) + _GL_ATTRIBUTE_FORMAT_PRINTF (3, 0) + _GL_ARG_NONNULL ((3))); +_GL_CXXALIAS_RPL (vsnprintf, int, + (char *str, size_t size, const char *format, va_list args)); +# else +# if !@HAVE_DECL_VSNPRINTF@ +_GL_FUNCDECL_SYS (vsnprintf, int, + (char *str, size_t size, const char *format, va_list args) + _GL_ATTRIBUTE_FORMAT_PRINTF (3, 0) + _GL_ARG_NONNULL ((3))); +# endif +_GL_CXXALIAS_SYS (vsnprintf, int, + (char *str, size_t size, const char *format, va_list args)); +# endif +_GL_CXXALIASWARN (vsnprintf); +#elif defined GNULIB_POSIXCHECK +# undef vsnprintf +# if HAVE_RAW_DECL_VSNPRINTF +_GL_WARN_ON_USE (vsnprintf, "vsnprintf is unportable - " + "use gnulib module vsnprintf for portability"); +# endif +#endif + +#if @GNULIB_VSPRINTF_POSIX@ +# if @REPLACE_VSPRINTF@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# define vsprintf rpl_vsprintf +# endif +_GL_FUNCDECL_RPL (vsprintf, int, + (char *str, const char *format, va_list args) + _GL_ATTRIBUTE_FORMAT_PRINTF (2, 0) + _GL_ARG_NONNULL ((1, 2))); +_GL_CXXALIAS_RPL (vsprintf, int, + (char *str, const char *format, va_list args)); +# else +/* Need to cast, because on Solaris, the third parameter is + __va_list args + and GCC's fixincludes did not change this to __gnuc_va_list. */ +_GL_CXXALIAS_SYS_CAST (vsprintf, int, + (char *str, const char *format, va_list args)); +# endif +_GL_CXXALIASWARN (vsprintf); +#elif defined GNULIB_POSIXCHECK +# undef vsprintf +/* Assume vsprintf is always declared. */ +_GL_WARN_ON_USE (vsprintf, "vsprintf is not always POSIX compliant - " + "use gnulib module vsprintf-posix for portable " + "POSIX compliance"); +#endif + + +#endif /* _GL_STDIO_H */ +#endif /* _GL_STDIO_H */ +#endif |