diff options
Diffstat (limited to 'stdio')
| -rw-r--r-- | stdio/Versions | 13 | ||||
| -rw-r--r-- | stdio/clearerr.c | 4 | ||||
| -rw-r--r-- | stdio/fclose.c | 2 | ||||
| -rw-r--r-- | stdio/feof.c | 6 | ||||
| -rw-r--r-- | stdio/ferror.c | 5 | ||||
| -rw-r--r-- | stdio/fflush.c | 4 | ||||
| -rw-r--r-- | stdio/fgets.c | 4 | ||||
| -rw-r--r-- | stdio/fileno.c | 4 | ||||
| -rw-r--r-- | stdio/fputc.c | 4 | ||||
| -rw-r--r-- | stdio/fread.c | 4 | ||||
| -rw-r--r-- | stdio/fwrite.c | 4 | ||||
| -rw-r--r-- | stdio/getc.c | 2 | ||||
| -rw-r--r-- | stdio/getchar.c | 4 | ||||
| -rw-r--r-- | stdio/putc.c | 1 | ||||
| -rw-r--r-- | stdio/putchar.c | 4 | ||||
| -rw-r--r-- | stdio/stdio.h | 118 |
16 files changed, 170 insertions, 13 deletions
diff --git a/stdio/Versions b/stdio/Versions index 2dfd4a8de0..e3df0765a6 100644 --- a/stdio/Versions +++ b/stdio/Versions @@ -47,5 +47,18 @@ libc { GLIBC_2.1 { # functions used in other libraries __asprintf; + + # c* + clearerr_unlocked; + + # f* + feof_unlocked; ferror_unlocked; fflush_unlocked; fgets_unlocked; + fileno_unlocked; fputc_unlocked; fread_unlocked; fwrite_unlocked; + + # g* + getc_unlocked; getchar_unlocked; + + # p* + putc_unlocked; putchar_unlocked; } } diff --git a/stdio/clearerr.c b/stdio/clearerr.c index b602576fa9..37b82ee873 100644 --- a/stdio/clearerr.c +++ b/stdio/clearerr.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1991, 1997 Free Software Foundation, Inc. +/* Copyright (C) 1991, 1997, 1998 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -28,3 +28,5 @@ clearerr (FILE *stream) { __clearerr (stream); } + +weak_alias (clearerr, clearerr_unlocked) diff --git a/stdio/fclose.c b/stdio/fclose.c index 4fda20b4ac..f49af03076 100644 --- a/stdio/fclose.c +++ b/stdio/fclose.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1991, 1995, 1996 Free Software Foundation, Inc. +/* Copyright (C) 1991, 1995, 1996, 1998 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or diff --git a/stdio/feof.c b/stdio/feof.c index 79e7f59975..86d36b7760 100644 --- a/stdio/feof.c +++ b/stdio/feof.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1991, 1996 Free Software Foundation, Inc. +/* Copyright (C) 1991, 1996, 1998 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -20,7 +20,7 @@ #include <stdio.h> #undef feof - +#undef feof_unlocked /* Return non-zero if STREAM has its EOF indicator set. */ int @@ -35,3 +35,5 @@ feof (stream) return stream->__eof; } + +weak_alias (feof, feof_unlocked) diff --git a/stdio/ferror.c b/stdio/ferror.c index 5665db22be..eaa5fc9826 100644 --- a/stdio/ferror.c +++ b/stdio/ferror.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1991, 1996, 1997 Free Software Foundation, Inc. +/* Copyright (C) 1991, 1996, 1997, 1998 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -20,6 +20,7 @@ #include <stdio.h> #undef ferror +#undef ferror_unlocked /* Return non-zero if STREAM has its error indicator set. */ @@ -35,3 +36,5 @@ ferror (stream) return stream->__error; } + +weak_alias (ferror, ferror_unlocked) diff --git a/stdio/fflush.c b/stdio/fflush.c index 601fe4eada..e635f518af 100644 --- a/stdio/fflush.c +++ b/stdio/fflush.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1991, 1996 Free Software Foundation, Inc. +/* Copyright (C) 1991, 1996, 1998 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -43,3 +43,5 @@ fflush (stream) return __flshfp (stream, EOF); } + +weak_alias(fflush, fflush_unlocked) diff --git a/stdio/fgets.c b/stdio/fgets.c index 3d6833d089..4fbb4025de 100644 --- a/stdio/fgets.c +++ b/stdio/fgets.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1991, 1992, 1995, 1996, 1997 Free Software Foundation, Inc. +/* Copyright (C) 1991, 92, 95, 96, 97, 98 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -121,3 +121,5 @@ fgets (s, n, stream) *p = '\0'; return ferror (stream) ? NULL : s; } + +weak_alias (fgets, fgets_unlocked) diff --git a/stdio/fileno.c b/stdio/fileno.c index b6a20cd72b..e97c2f6e82 100644 --- a/stdio/fileno.c +++ b/stdio/fileno.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1991, 1993, 1994, 1996, 1997 Free Software Foundation, Inc. +/* Copyright (C) 1991, 93, 94, 96, 97, 98 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -46,3 +46,5 @@ fileno (stream) return (*stream->__io_funcs.__fileno) (stream->__cookie); } + +weak_alias(fileno, fileno_unlocked) diff --git a/stdio/fputc.c b/stdio/fputc.c index fc7ce5b179..754b4f9547 100644 --- a/stdio/fputc.c +++ b/stdio/fputc.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1991, 1996, 1997 Free Software Foundation, Inc. +/* Copyright (C) 1991, 1996, 1997, 1998 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -34,3 +34,5 @@ fputc (c, stream) return __putc (c, stream); } + +weak_alias (fputc, fputc_unlocked) diff --git a/stdio/fread.c b/stdio/fread.c index 80c3d44c23..b0fe36bc28 100644 --- a/stdio/fread.c +++ b/stdio/fread.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1991, 1992, 1995, 1996, 1997 Free Software Foundation, Inc. +/* Copyright (C) 1991, 92, 95, 96, 97, 98 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -131,3 +131,5 @@ fread (p, size, nmemb, stream) return (bytes - to_read) / size; } + +weak_alias (fread, fread_unlocked) diff --git a/stdio/fwrite.c b/stdio/fwrite.c index bd07c9edfb..236974388f 100644 --- a/stdio/fwrite.c +++ b/stdio/fwrite.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1991, 92, 93, 94, 96, 97 Free Software Foundation, Inc. +/* Copyright (C) 1991, 92, 93, 94, 96, 97, 98 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -218,3 +218,5 @@ fwrite (ptr, size, nmemb, stream) done:; return (size_t) written / size; } + +weak_alias (fwrite, fwrite_unlocked) diff --git a/stdio/getc.c b/stdio/getc.c index 0d34a1cc6c..eee136a902 100644 --- a/stdio/getc.c +++ b/stdio/getc.c @@ -2,3 +2,5 @@ #undef getc #define fgetc getc #include <fgetc.c> + +weak_alias (getc, getc_unlocked) diff --git a/stdio/getchar.c b/stdio/getchar.c index 2b1cb92bf2..cbcbffd023 100644 --- a/stdio/getchar.c +++ b/stdio/getchar.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1991, 1997 Free Software Foundation, Inc. +/* Copyright (C) 1991, 1997, 1998 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -27,3 +27,5 @@ getchar (void) { return __getc (stdin); } + +weak_alias (getchar, getchar_unlocked) diff --git a/stdio/putc.c b/stdio/putc.c index cd3012626f..f92ef303b8 100644 --- a/stdio/putc.c +++ b/stdio/putc.c @@ -1,4 +1,5 @@ #include <stdio.h> #undef putc #define fputc putc +#define fputc_unlocked putc_unlocked #include <fputc.c> diff --git a/stdio/putchar.c b/stdio/putchar.c index f90a9c0a4c..6f8268bbad 100644 --- a/stdio/putchar.c +++ b/stdio/putchar.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1991, 1997 Free Software Foundation, Inc. +/* Copyright (C) 1991, 1997, 1998 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -27,3 +27,5 @@ putchar (int c) { return __putc (c, stdout); } + +weak_alias (putchar, putchar_unlocked) diff --git a/stdio/stdio.h b/stdio/stdio.h index dd4dd6db0d..eac8bd41b1 100644 --- a/stdio/stdio.h +++ b/stdio/stdio.h @@ -333,6 +333,11 @@ extern int fclose __P ((FILE *__stream)); /* Flush STREAM, or all streams if STREAM is NULL. */ extern int fflush __P ((FILE *__stream)); +#ifdef __USE_MISC +/* Faster versions when locking is not required. */ +extern int fflush_unlocked __P ((FILE *__stream)); +#endif + #ifdef __USE_GNU /* Close all streams. */ extern int __fcloseall __P ((void)); @@ -543,6 +548,26 @@ getchar (void) } #endif /* Optimizing. */ +#if defined __USE_POSIX || defined __USE_MISC +/* These are defined in POSIX.1:1996. */ +extern int getc_unlocked __P ((FILE *__stream)); +extern int getchar_unlocked __P ((void)); + +# ifdef __OPTIMIZE__ +extern __inline int +getc_unlocked (FILE *__stream) +{ + return __getc (__stream); +} + +extern __inline int +getchar_unlocked (void) +{ + return __getc (stdin); +} +# endif /* Optimizing. */ +#endif /* Use POSIX or MISC. */ + /* Write a character to STREAM. */ extern int fputc __P ((int __c, FILE *__stream)); @@ -571,6 +596,39 @@ putchar (int __c) } #endif +#ifdef __USE_MISC +/* Faster version when locking is not necessary. */ +extern int fputc_unlocked __P ((int __c, FILE *__stream)); + +# ifdef __OPTIMIZE__ +extern __inline int +fputc_unlocked (int __c, FILE *__stream) +{ + return __putc (__c, __stream); +} +# endif /* Optimizing. */ +#endif /* Use MISC. */ + +#if defined __USE_POSIX || defined __USE_MISC +/* These are defined in POSIX.1:1996. */ +extern int putc_unlocked __P ((int __c, FILE *__stream)); +extern int putchar_unlocked __P ((int __c)); + +# ifdef __OPTIMIZE__ +extern __inline int +putc_unlocked (int __c, FILE *__stream) +{ + return __putc (__c, __stream); +} + +extern __inline int +putchar_unlocked (int __c) +{ + return __putc (__c, stdout); +} +# endif /* Optimizing. */ +#endif /* Use POSIX or MISC. */ + #if defined __USE_SVID || defined __USE_MISC /* Get a word (int) from STREAM. */ @@ -585,6 +643,12 @@ extern int putw __P ((int __w, FILE *__stream)); extern char *fgets __P ((char *__restrict __s, int __n, FILE *__restrict __stream)); +#ifdef __USE_GNU +/* This function does the same as `fgets' but does not lock the stream. */ +extern char *fgets_unlocked __P ((char *__restrict __s, int __n, + FILE *__restrict __stream)); +#endif + /* Get a newline-terminated string from stdin, removing the newline. DO NOT USE THIS FUNCTION!! There is no limit on how much it will read. */ extern char *gets __P ((char *__s)); @@ -635,6 +699,15 @@ extern size_t fread __P ((__ptr_t __restrict __ptr, size_t __size, extern size_t fwrite __P ((__const __ptr_t __restrict __ptr, size_t __size, size_t __n, FILE *__restrict __s)); +#ifdef __USE_MISC +/* Faster versions when locking is not necessary. */ +extern size_t fread_unlocked __P ((void *__restrict __ptr, size_t __size, + size_t __n, FILE *__restrict __stream)); +extern size_t fwrite_unlocked __P ((__const void *__restrict __ptr, + size_t __size, size_t __n, + FILE *__restrict __stream)); +#endif + /* Seek to a certain position on STREAM. */ extern int fseek __P ((FILE *__stream, long int __off, int __whence)); @@ -661,6 +734,17 @@ extern int ferror __P ((FILE *__stream)); #define ferror(stream) ((stream)->__error != 0) #endif /* Optimizing. */ +#ifdef __USE_MISC +/* Faster versions when locking is not required. */ +extern void clearerr_unlocked __P ((FILE *__stream)); +extern int feof_unlocked __P ((FILE *__stream)); +extern int ferror_unlocked __P ((FILE *__stream)); + +# ifdef __OPTIMIZE__ +# define feof_unlocked(stream) ((stream)->__eof != 0) +# define ferror_unlocked(stream) ((stream)->__error != 0) +# endif /* Optimizing. */ +#endif /* Print a message describing the meaning of the value of errno. */ extern void perror __P ((__const char *__s)); @@ -680,6 +764,11 @@ extern const char *const _sys_errlist[]; extern int fileno __P ((FILE *__stream)); #endif /* Use POSIX. */ +#ifdef __USE_MISC +/* Faster version when locking is not required. */ +extern int fileno_unlocked __P ((FILE *__stream)); +#endif + #if (defined __USE_POSIX2 || defined __USE_SVID || defined __USE_BSD || \ defined __USE_MISC) @@ -718,6 +807,35 @@ extern int obstack_vprintf __P ((struct obstack *__obstack, #endif +#if defined __USE_POSIX || defined __USE_MISC +/* These are defined in POSIX.1:1996. */ + +/* Acquire ownership of STREAM. */ +extern void flockfile __P ((FILE *__stream)); + +/* Try to acquire ownership of STREAM but do not block if it is not + possible. */ +extern int ftrylockfile __P ((FILE *__stream)); + +/* Relinquish the ownership granted for STREAM. */ +extern void funlockfile __P ((FILE *__stream)); +#endif /* POSIX || misc */ + +#if defined __USE_XOPEN && !defined __USE_GNU +/* The X/Open standard requires some functions and variables to be + declared here which do not belong into this header. But we have to + follow. In GNU mode we don't do this nonsense. */ + +/* For more information on these symbols look in <getopt.h>. */ +extern char *optarg; +extern int optind; +extern int opterr; +extern int optopt; + +extern int getopt __P ((int __argc, char *__const *__argv, + __const char *__shortopts)); +#endif + __END_DECLS #endif /* <stdio.h> included. */ |