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view lib/stdio.in.h @ 273:88bbffa404ea 2.5 2.5
Updated version for release
author | lost |
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date | Sun, 16 Aug 2009 17:18:11 +0000 |
parents | d5392bb5da3c |
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/* A GNU-like <stdio.h>. Copyright (C) 2004, 2007-2008 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 #if defined __need_FILE || defined __need___FILE /* Special invocation convention inside glibc header files. */ #@INCLUDE_NEXT@ @NEXT_STDIO_H@ #else /* Normal invocation convention. */ #ifndef _GL_STDIO_H /* The include_next requires a split double-inclusion guard. */ #@INCLUDE_NEXT@ @NEXT_STDIO_H@ #ifndef _GL_STDIO_H #define _GL_STDIO_H #include <stdarg.h> #include <stddef.h> #if (@GNULIB_FSEEKO@ && @REPLACE_FSEEKO@) \ || (@GNULIB_FTELLO@ && @REPLACE_FTELLO@) \ || (@GNULIB_GETDELIM@ && !@HAVE_DECL_GETDELIM@) \ || (@GNULIB_GETLINE@ && (!@HAVE_DECL_GETLINE@ || @REPLACE_GETLINE@)) /* Get off_t and ssize_t. */ # include <sys/types.h> #endif #ifndef __attribute__ /* This feature is available in gcc versions 2.5 and later. */ # if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5) # define __attribute__(Spec) /* empty */ # endif /* The __-protected variants of `format' and `printf' attributes are accepted by gcc versions 2.6.4 (effectively 2.7) and later. */ # if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7) # define __format__ format # define __printf__ printf # endif #endif /* The definition of GL_LINK_WARNING is copied here. */ #ifdef __cplusplus extern "C" { #endif #if @GNULIB_FPRINTF_POSIX@ # if @REPLACE_FPRINTF@ # define fprintf rpl_fprintf extern int fprintf (FILE *fp, const char *format, ...) __attribute__ ((__format__ (__printf__, 2, 3))); # endif #elif @GNULIB_FPRINTF@ && @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@ # define fprintf rpl_fprintf extern int fprintf (FILE *fp, const char *format, ...) __attribute__ ((__format__ (__printf__, 2, 3))); #elif defined GNULIB_POSIXCHECK # undef fprintf # define fprintf \ (GL_LINK_WARNING ("fprintf is not always POSIX compliant - " \ "use gnulib module fprintf-posix for portable " \ "POSIX compliance"), \ fprintf) #endif #if @GNULIB_VFPRINTF_POSIX@ # if @REPLACE_VFPRINTF@ # define vfprintf rpl_vfprintf extern int vfprintf (FILE *fp, const char *format, va_list args) __attribute__ ((__format__ (__printf__, 2, 0))); # endif #elif @GNULIB_VFPRINTF@ && @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@ # define vfprintf rpl_vfprintf extern int vfprintf (FILE *fp, const char *format, va_list args) __attribute__ ((__format__ (__printf__, 2, 0))); #elif defined GNULIB_POSIXCHECK # undef vfprintf # define vfprintf(s,f,a) \ (GL_LINK_WARNING ("vfprintf is not always POSIX compliant - " \ "use gnulib module vfprintf-posix for portable " \ "POSIX compliance"), \ vfprintf (s, f, a)) #endif #if @GNULIB_PRINTF_POSIX@ # if @REPLACE_PRINTF@ /* Don't break __attribute__((format(printf,M,N))). */ # define printf __printf__ extern int printf (const char *format, ...) __attribute__ ((__format__ (__printf__, 1, 2))); # endif #elif @GNULIB_PRINTF@ && @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@ /* Don't break __attribute__((format(printf,M,N))). */ # define printf __printf__ extern int printf (const char *format, ...) __attribute__ ((__format__ (__printf__, 1, 2))); #elif defined GNULIB_POSIXCHECK # undef printf # define printf \ (GL_LINK_WARNING ("printf is not always POSIX compliant - " \ "use gnulib module printf-posix for portable " \ "POSIX compliance"), \ printf) /* Don't break __attribute__((format(printf,M,N))). */ # define format(kind,m,n) format (__##kind##__, m, n) # define __format__(kind,m,n) __format__ (__##kind##__, m, n) # define ____printf____ __printf__ # define ____scanf____ __scanf__ # define ____strftime____ __strftime__ # define ____strfmon____ __strfmon__ #endif #if @GNULIB_VPRINTF_POSIX@ # if @REPLACE_VPRINTF@ # define vprintf rpl_vprintf extern int vprintf (const char *format, va_list args) __attribute__ ((__format__ (__printf__, 1, 0))); # endif #elif @GNULIB_VPRINTF@ && @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@ # define vprintf rpl_vprintf extern int vprintf (const char *format, va_list args) __attribute__ ((__format__ (__printf__, 1, 0))); #elif defined GNULIB_POSIXCHECK # undef vprintf # define vprintf(f,a) \ (GL_LINK_WARNING ("vprintf is not always POSIX compliant - " \ "use gnulib module vprintf-posix for portable " \ "POSIX compliance"), \ vprintf (f, a)) #endif #if @GNULIB_SNPRINTF@ # if @REPLACE_SNPRINTF@ # define snprintf rpl_snprintf # endif # if @REPLACE_SNPRINTF@ || !@HAVE_DECL_SNPRINTF@ extern int snprintf (char *str, size_t size, const char *format, ...) __attribute__ ((__format__ (__printf__, 3, 4))); # endif #elif defined GNULIB_POSIXCHECK # undef snprintf # define snprintf \ (GL_LINK_WARNING ("snprintf is unportable - " \ "use gnulib module snprintf for portability"), \ snprintf) #endif #if @GNULIB_VSNPRINTF@ # if @REPLACE_VSNPRINTF@ # define vsnprintf rpl_vsnprintf # endif # if @REPLACE_VSNPRINTF@ || !@HAVE_DECL_VSNPRINTF@ extern int vsnprintf (char *str, size_t size, const char *format, va_list args) __attribute__ ((__format__ (__printf__, 3, 0))); # endif #elif defined GNULIB_POSIXCHECK # undef vsnprintf # define vsnprintf(b,s,f,a) \ (GL_LINK_WARNING ("vsnprintf is unportable - " \ "use gnulib module vsnprintf for portability"), \ vsnprintf (b, s, f, a)) #endif #if @GNULIB_SPRINTF_POSIX@ # if @REPLACE_SPRINTF@ # define sprintf rpl_sprintf extern int sprintf (char *str, const char *format, ...) __attribute__ ((__format__ (__printf__, 2, 3))); # endif #elif defined GNULIB_POSIXCHECK # undef sprintf # define sprintf \ (GL_LINK_WARNING ("sprintf is not always POSIX compliant - " \ "use gnulib module sprintf-posix for portable " \ "POSIX compliance"), \ sprintf) #endif #if @GNULIB_VSPRINTF_POSIX@ # if @REPLACE_VSPRINTF@ # define vsprintf rpl_vsprintf extern int vsprintf (char *str, const char *format, va_list args) __attribute__ ((__format__ (__printf__, 2, 0))); # endif #elif defined GNULIB_POSIXCHECK # undef vsprintf # define vsprintf(b,f,a) \ (GL_LINK_WARNING ("vsprintf is not always POSIX compliant - " \ "use gnulib module vsprintf-posix for portable " \ "POSIX compliance"), \ vsprintf (b, f, a)) #endif #if @GNULIB_VASPRINTF@ # if @REPLACE_VASPRINTF@ # define asprintf rpl_asprintf # define vasprintf rpl_vasprintf # endif # if @REPLACE_VASPRINTF@ || !@HAVE_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. */ extern int asprintf (char **result, const char *format, ...) __attribute__ ((__format__ (__printf__, 2, 3))); extern int vasprintf (char **result, const char *format, va_list args) __attribute__ ((__format__ (__printf__, 2, 0))); # endif #endif #if @GNULIB_OBSTACK_PRINTF@ # if @REPLACE_OBSTACK_PRINTF@ # define obstack_printf rpl_osbtack_printf # define obstack_vprintf rpl_obstack_vprintf # endif # if @REPLACE_OBSTACK_PRINTF@ || !@HAVE_DECL_OBSTACK_PRINTF@ 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. */ extern int obstack_printf (struct obstack *obs, const char *format, ...) __attribute__ ((__format__ (__printf__, 2, 3))); extern int obstack_vprintf (struct obstack *obs, const char *format, va_list args) __attribute__ ((__format__ (__printf__, 2, 0))); # endif #endif #if @GNULIB_FOPEN@ # if @REPLACE_FOPEN@ # undef fopen # define fopen rpl_fopen extern FILE * fopen (const char *filename, const char *mode); # endif #elif defined GNULIB_POSIXCHECK # undef fopen # define fopen(f,m) \ (GL_LINK_WARNING ("fopen on Win32 platforms is not POSIX compatible - " \ "use gnulib module fopen for portability"), \ fopen (f, m)) #endif #if @GNULIB_FREOPEN@ # if @REPLACE_FREOPEN@ # undef freopen # define freopen rpl_freopen extern FILE * freopen (const char *filename, const char *mode, FILE *stream); # endif #elif defined GNULIB_POSIXCHECK # undef freopen # define freopen(f,m,s) \ (GL_LINK_WARNING ("freopen on Win32 platforms is not POSIX compatible - " \ "use gnulib module freopen for portability"), \ freopen (f, m, s)) #endif #if @GNULIB_FSEEKO@ # if @REPLACE_FSEEKO@ /* Provide fseek, fseeko functions that are aware of a preceding fflush(), and which detect pipes. */ # define fseeko rpl_fseeko extern int fseeko (FILE *fp, off_t offset, int whence); # define fseek(fp, offset, whence) fseeko (fp, (off_t)(offset), whence) # endif #elif defined GNULIB_POSIXCHECK # undef fseeko # define fseeko(f,o,w) \ (GL_LINK_WARNING ("fseeko is unportable - " \ "use gnulib module fseeko for portability"), \ fseeko (f, o, w)) #endif #if @GNULIB_FSEEK@ && @REPLACE_FSEEK@ extern int rpl_fseek (FILE *fp, long offset, int whence); # undef fseek # if defined GNULIB_POSIXCHECK # define fseek(f,o,w) \ (GL_LINK_WARNING ("fseek cannot handle files larger than 4 GB " \ "on 32-bit platforms - " \ "use fseeko function for handling of large files"), \ rpl_fseek (f, o, w)) # else # define fseek rpl_fseek # endif #elif defined GNULIB_POSIXCHECK # ifndef fseek # define fseek(f,o,w) \ (GL_LINK_WARNING ("fseek cannot handle files larger than 4 GB " \ "on 32-bit platforms - " \ "use fseeko function for handling of large files"), \ fseek (f, o, w)) # endif #endif #if @GNULIB_FTELLO@ # if @REPLACE_FTELLO@ # define ftello rpl_ftello extern off_t ftello (FILE *fp); # define ftell(fp) ftello (fp) # endif #elif defined GNULIB_POSIXCHECK # undef ftello # define ftello(f) \ (GL_LINK_WARNING ("ftello is unportable - " \ "use gnulib module ftello for portability"), \ ftello (f)) #endif #if @GNULIB_FTELL@ && @REPLACE_FTELL@ extern long rpl_ftell (FILE *fp); # undef ftell # if GNULIB_POSIXCHECK # define ftell(f) \ (GL_LINK_WARNING ("ftell cannot handle files larger than 4 GB " \ "on 32-bit platforms - " \ "use ftello function for handling of large files"), \ rpl_ftell (f)) # else # define ftell rpl_ftell # endif #elif defined GNULIB_POSIXCHECK # ifndef ftell # define ftell(f) \ (GL_LINK_WARNING ("ftell cannot handle files larger than 4 GB " \ "on 32-bit platforms - " \ "use ftello function for handling of large files"), \ ftell (f)) # endif #endif #if @GNULIB_FFLUSH@ # if @REPLACE_FFLUSH@ # define fflush rpl_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). */ extern int fflush (FILE *gl_stream); # endif #elif defined GNULIB_POSIXCHECK # undef fflush # define fflush(f) \ (GL_LINK_WARNING ("fflush is not always POSIX compliant - " \ "use gnulib module fflush for portable " \ "POSIX compliance"), \ fflush (f)) #endif #if @GNULIB_FCLOSE@ # if @REPLACE_FCLOSE@ # define fclose rpl_fclose /* Close STREAM and its underlying file descriptor. */ extern int fclose (FILE *stream); # endif #elif defined GNULIB_POSIXCHECK # undef fclose # define fclose(f) \ (GL_LINK_WARNING ("fclose is not always POSIX compliant - " \ "use gnulib module fclose for portable " \ "POSIX compliance"), \ fclose (f)) #endif #if @GNULIB_FPUTC@ && @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@ # undef fputc # define fputc rpl_fputc extern int fputc (int c, FILE *stream); #endif #if @GNULIB_PUTC@ && @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@ # undef putc # define putc rpl_fputc extern int putc (int c, FILE *stream); #endif #if @GNULIB_PUTCHAR@ && @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@ # undef putchar # define putchar rpl_putchar extern int putchar (int c); #endif #if @GNULIB_FPUTS@ && @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@ # undef fputs # define fputs rpl_fputs extern int fputs (const char *string, FILE *stream); #endif #if @GNULIB_PUTS@ && @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@ # undef puts # define puts rpl_puts extern int puts (const char *string); #endif #if @GNULIB_FWRITE@ && @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@ # undef fwrite # define fwrite rpl_fwrite extern size_t fwrite (const void *ptr, size_t s, size_t n, FILE *stream); #endif #if @GNULIB_GETDELIM@ # if !@HAVE_DECL_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. */ extern ssize_t getdelim (char **lineptr, size_t *linesize, int delimiter, FILE *stream); # endif #elif defined GNULIB_POSIXCHECK # undef getdelim # define getdelim(l, s, d, f) \ (GL_LINK_WARNING ("getdelim is unportable - " \ "use gnulib module getdelim for portability"), \ getdelim (l, s, d, f)) #endif #if @GNULIB_GETLINE@ # if @REPLACE_GETLINE@ # undef getline # define getline rpl_getline # endif # if !@HAVE_DECL_GETLINE@ || @REPLACE_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. */ extern ssize_t getline (char **lineptr, size_t *linesize, FILE *stream); # endif #elif defined GNULIB_POSIXCHECK # undef getline # define getline(l, s, f) \ (GL_LINK_WARNING ("getline is unportable - " \ "use gnulib module getline for portability"), \ getline (l, s, f)) #endif #if @GNULIB_PERROR@ # if @REPLACE_PERROR@ # define perror rpl_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. */ extern void perror (const char *string); # endif #elif defined GNULIB_POSIXCHECK # undef perror # define perror(s) \ (GL_LINK_WARNING ("perror is not always POSIX compliant - " \ "use gnulib module perror for portability"), \ perror (s)) #endif #ifdef __cplusplus } #endif #endif /* _GL_STDIO_H */ #endif /* _GL_STDIO_H */ #endif