diff options
Diffstat (limited to 'libio')
| -rw-r--r-- | libio/bits/stdio2.h | 56 | ||||
| -rw-r--r-- | libio/iofwide.c | 32 |
2 files changed, 54 insertions, 34 deletions
diff --git a/libio/bits/stdio2.h b/libio/bits/stdio2.h index 6ab6841c53..a462c1d8cf 100644 --- a/libio/bits/stdio2.h +++ b/libio/bits/stdio2.h @@ -83,22 +83,40 @@ extern int __vprintf_chk (int __flag, __const char *__restrict __format, #endif -extern char *__gets_chk (char *__str, size_t); -#define gets(__str) \ - ((__bos (__str) == (size_t) -1) \ - ? gets (__str) : __gets_chk (__str, __bos (__str))) - -extern void __chk_fail (void) __attribute__((noreturn)); -#define fgets(__str, __n, __fp) \ - (__extension__ \ - ({ size_t __n_val = (__n); \ - if (__bos (__str) != (size_t) -1 && __bos (__str) < __n_val) \ - __chk_fail (); \ - fgets (__str, __n_val, __fp); })) - -#define fgets_unlocked(__str, __n, __fp) \ - (__extension__ \ - ({ size_t __n_val = (__n); \ - if (__bos (__str) != (size_t) -1 && __bos (__str) < __n_val) \ - __chk_fail (); \ - fgets_unlocked (__str, __n_val, __fp); })) +extern char *__gets_chk (char *__str, size_t) __wur; +extern char *__REDIRECT (__gets_alias, (char *__str), gets) __wur; + +extern __always_inline __wur char * +gets (char *__str) +{ + if (__bos (__str) != (size_t) -1) + return __gets_chk (__str, __bos (__str)); + return __gets_alias (__str); +} + +extern void __chk_fail (void) __attribute__((__noreturn__)); +extern char *__REDIRECT (__fgets_alias, + (char *__restrict __s, int __n, + FILE *__restrict __stream), fgets) __wur; + +extern __always_inline __wur char * +fgets (char *__restrict __s, int __n, FILE *__restrict __stream) +{ + if (__bos (__s) != (size_t) -1 && (size_t) __n > __bos (__s)) + __chk_fail (); + return __fgets_alias (__s, __n, __stream); +} + +#ifdef __USE_GNU +extern char *__REDIRECT (__fgets_unlocked_alias, + (char *__restrict __s, int __n, + FILE *__restrict __stream), fgets_unlocked) __wur; + +extern __always_inline __wur char * +fgets_unlocked (char *__restrict __s, int __n, FILE *__restrict __stream) +{ + if (__bos (__s) != (size_t) -1 && (size_t) __n > __bos (__s)) + __chk_fail (); + return __fgets_unlocked_alias (__s, __n, __stream); +} +#endif diff --git a/libio/iofwide.c b/libio/iofwide.c index 03124219ad..7af9a633f8 100644 --- a/libio/iofwide.c +++ b/libio/iofwide.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc. +/* Copyright (C) 1999-2003, 2005 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 @@ -228,8 +228,8 @@ do_out (struct _IO_codecvt *codecvt, __mbstate_t *statep, size_t dummy; const unsigned char *from_start_copy = (unsigned char *) from_start; - codecvt->__cd_out.__cd.__data[0].__outbuf = to_start; - codecvt->__cd_out.__cd.__data[0].__outbufend = to_end; + codecvt->__cd_out.__cd.__data[0].__outbuf = (unsigned char *) to_start; + codecvt->__cd_out.__cd.__data[0].__outbufend = (unsigned char *) to_end; codecvt->__cd_out.__cd.__data[0].__statep = statep; status = DL_CALL_FCT (gs->__fct, @@ -238,7 +238,7 @@ do_out (struct _IO_codecvt *codecvt, __mbstate_t *statep, &dummy, 0, 0)); *from_stop = (wchar_t *) from_start_copy; - *to_stop = codecvt->__cd_out.__cd.__data[0].__outbuf; + *to_stop = (char *) codecvt->__cd_out.__cd.__data[0].__outbuf; switch (status) { @@ -294,15 +294,15 @@ do_unshift (struct _IO_codecvt *codecvt, __mbstate_t *statep, int status; size_t dummy; - codecvt->__cd_out.__cd.__data[0].__outbuf = to_start; - codecvt->__cd_out.__cd.__data[0].__outbufend = to_end; + codecvt->__cd_out.__cd.__data[0].__outbuf = (unsigned char *) to_start; + codecvt->__cd_out.__cd.__data[0].__outbufend = (unsigned char *) to_end; codecvt->__cd_out.__cd.__data[0].__statep = statep; status = DL_CALL_FCT (gs->__fct, (gs, codecvt->__cd_out.__cd.__data, NULL, NULL, NULL, &dummy, 1, 0)); - *to_stop = codecvt->__cd_out.__cd.__data[0].__outbuf; + *to_stop = (char *) codecvt->__cd_out.__cd.__data[0].__outbuf; switch (status) { @@ -357,15 +357,16 @@ do_in (struct _IO_codecvt *codecvt, __mbstate_t *statep, size_t dummy; const unsigned char *from_start_copy = (unsigned char *) from_start; - codecvt->__cd_in.__cd.__data[0].__outbuf = (char *) to_start; - codecvt->__cd_in.__cd.__data[0].__outbufend = (char *) to_end; + codecvt->__cd_in.__cd.__data[0].__outbuf = (unsigned char *) to_start; + codecvt->__cd_in.__cd.__data[0].__outbufend = (unsigned char *) to_end; codecvt->__cd_in.__cd.__data[0].__statep = statep; status = DL_CALL_FCT (gs->__fct, (gs, codecvt->__cd_in.__cd.__data, &from_start_copy, - from_end, NULL, &dummy, 0, 0)); + (const unsigned char *) from_end, NULL, + &dummy, 0, 0)); - *from_stop = from_start_copy; + *from_stop = (const char *) from_start_copy; *to_stop = (wchar_t *) codecvt->__cd_in.__cd.__data[0].__outbuf; switch (status) @@ -454,13 +455,14 @@ do_length (struct _IO_codecvt *codecvt, __mbstate_t *statep, int status; size_t dummy; - codecvt->__cd_in.__cd.__data[0].__outbuf = (char *) to_buf; - codecvt->__cd_in.__cd.__data[0].__outbufend = (char *) &to_buf[max]; + codecvt->__cd_in.__cd.__data[0].__outbuf = (unsigned char *) to_buf; + codecvt->__cd_in.__cd.__data[0].__outbufend = (unsigned char *) &to_buf[max]; codecvt->__cd_in.__cd.__data[0].__statep = statep; status = DL_CALL_FCT (gs->__fct, - (gs, codecvt->__cd_in.__cd.__data, &cp, from_end, - NULL, &dummy, 0, 0)); + (gs, codecvt->__cd_in.__cd.__data, &cp, + (const unsigned char *) from_end, NULL, + &dummy, 0, 0)); result = cp - (const unsigned char *) from_start; #else |