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-rw-r--r--include/string.h63
-rw-r--r--libc/misc/error/err.c2
-rw-r--r--libc/stdio/old_vfprintf.c2
-rw-r--r--libc/stdio/perror.c2
-rw-r--r--libc/stdio/vfprintf.c2
-rw-r--r--libc/string/Makefile4
-rw-r--r--libc/string/wstring.c16
7 files changed, 51 insertions, 40 deletions
diff --git a/include/string.h b/include/string.h
index 880290287..224bb8621 100644
--- a/include/string.h
+++ b/include/string.h
@@ -122,13 +122,13 @@ __END_NAMESPACE_STD
extern int strcoll_l (__const char *__s1, __const char *__s2, __locale_t __l)
__THROW __attribute_pure__ __nonnull ((1, 2, 3));
extern int __strcoll_l (__const char *__s1, __const char *__s2, __locale_t __l)
- __THROW __attribute_pure__;
+ __THROW __attribute_pure__ __nonnull ((1, 2, 3));
/* Put a transformation of SRC into no more than N bytes of DEST. */
extern size_t strxfrm_l (char *__dest, __const char *__src, size_t __n,
__locale_t __l) __THROW __nonnull ((2, 4));
extern size_t __strxfrm_l (char *__dest, __const char *__src, size_t __n,
- __locale_t __l) __THROW;
+ __locale_t __l) __THROW __nonnull ((2, 4));
#endif
#endif /* __UCLIBC_HAS_XLOCALE__ */
@@ -263,33 +263,41 @@ __BEGIN_NAMESPACE_STD
/* Return a string describing the meaning of the `errno' code in ERRNUM. */
extern char *strerror (int __errnum) __THROW;
__END_NAMESPACE_STD
+
+extern char *__glibc_strerror_r (int __errnum, char *__buf, size_t __buflen)
+ __THROW __nonnull ((2));
+extern int __xpg_strerror_r (int __errnum, char *__buf, size_t __buflen)
+ __THROW __nonnull ((2));
+
#if defined __USE_XOPEN2K || defined __USE_MISC
-/* Reentrant version of `strerror'. If a temporary buffer is required, at
- most BUFLEN bytes of BUF will be used. */
-/* extern char *strerror_r (int __errnum, char *__buf, size_t __buflen) __THROW; */
-
-/* uClibc Note: glibc's strerror_r is different from that specified in SUSv3.
- * So we try to compensate based on feature macros. */
-extern char *_glibc_strerror_r (int __errnum, char *__buf, size_t __buflen) __THROW;
-extern int _susv3_strerror_r (int __errnum, char *__buf, size_t buflen) __THROW;
-
-# if defined(__USE_XOPEN2K) && !defined(__USE_GNU)
-# ifdef __REDIRECT
-extern int __REDIRECT (strerror_r,
- (int __errnum, char *__buf, size_t buflen) __THROW,
- _susv3_strerror_r);
+/* Reentrant version of `strerror'.
+ There are 2 flavors of `strerror_r', GNU which returns the string
+ and may or may not use the supplied temporary buffer and POSIX one
+ which fills the string into the buffer.
+ To use the POSIX version, -D_XOPEN_SOURCE=600 or -D_POSIX_C_SOURCE=200112L
+ without -D_GNU_SOURCE is needed, otherwise the GNU version is
+ preferred. */
+# if defined __USE_XOPEN2K && !defined __USE_GNU
+/* Fill BUF with a string describing the meaning of the `errno' code in
+ ERRNUM. */
+# ifdef __REDIRECT_NTH
+extern int __REDIRECT_NTH (strerror_r,
+ (int __errnum, char *__buf, size_t __buflen),
+ __xpg_strerror_r) __nonnull ((2));
# else
# define strerror_r __xpg_strerror_r
# endif
# else
-# ifdef __REDIRECT
-extern char *__REDIRECT (strerror_r,
- (int __errnum, char *__buf, size_t buflen) __THROW,
- _glibc_strerror_r);
+/* If a temporary buffer is required, at most BUFLEN bytes of BUF will be
+ used. */
+# ifdef __REDIRECT_NTH
+extern char * __REDIRECT_NTH (strerror_r,
+ (int __errnum, char *__buf, size_t __buflen),
+ __glibc_strerror_r) __nonnull ((2));
# else
-# define strerror_r _glibc_strerror_r
+# define strerror_r __glibc_strerror_r
# endif
-# endif /* defined(__USE_XOPEN2K) && !defined(__USE_GNU) */
+# endif
#endif
/* We define this function always since `bzero' is sometimes needed when
@@ -347,14 +355,15 @@ extern int strcasecmp_l (__const char *__s1, __const char *__s2,
__locale_t __loc)
__THROW __attribute_pure__ __nonnull ((1, 2, 3));
extern int __strcasecmp_l (__const char *__s1, __const char *__s2,
- __locale_t __loc) __THROW __attribute_pure__;
+ __locale_t __loc)
+ __THROW __attribute_pure__ __nonnull ((1, 2, 3));
extern int strncasecmp_l (__const char *__s1, __const char *__s2,
size_t __n, __locale_t __loc)
__THROW __attribute_pure__ __nonnull ((1, 2, 4));
extern int __strncasecmp_l (__const char *__s1, __const char *__s2,
size_t __n, __locale_t __loc)
- __THROW __attribute_pure__;
+ __THROW __attribute_pure__ __nonnull ((1, 2, 4));
#endif
#endif /* __UCLIBC_HAS_XLOCALE__ */
@@ -389,11 +398,13 @@ extern char *stpncpy (char *__restrict __dest,
__const char *__restrict __src, size_t __n)
__THROW __nonnull ((1, 2));
+#if 0 /* uClibc does not support strfry or memfrob. */
/* Sautee STRING briskly. */
extern char *strfry (char *__string) __THROW __nonnull ((1));
/* Frobnicate N bytes of S. */
extern void *memfrob (void *__s, size_t __n) __THROW __nonnull ((1));
+#endif
# ifndef basename
/* Return the file name within directory of FILENAME. We don't
@@ -408,9 +419,9 @@ extern char *basename (__const char *__filename) __THROW __nonnull ((1));
#ifdef __USE_BSD
/* Two OpenBSD extension functions. */
extern size_t strlcat(char *__restrict dst, const char *__restrict src,
- size_t n) __THROW;
+ size_t n) __THROW __nonnull ((1, 2));
extern size_t strlcpy(char *__restrict dst, const char *__restrict src,
- size_t n) __THROW;
+ size_t n) __THROW __nonnull ((1, 2));
#endif
__END_DECLS
diff --git a/libc/misc/error/err.c b/libc/misc/error/err.c
index 5c53e545f..0d0637148 100644
--- a/libc/misc/error/err.c
+++ b/libc/misc/error/err.c
@@ -34,7 +34,7 @@ static void vwarn_work(const char *format, va_list args, int showerr)
f = fmt + 11; /* At 11. */
if (showerr) {
f -= 4; /* At 7. */
- _susv3_strerror_r(errno, buf, sizeof(buf));
+ __xpg_strerror_r(errno, buf, sizeof(buf));
}
__STDIO_AUTO_THREADLOCK(stderr);
diff --git a/libc/stdio/old_vfprintf.c b/libc/stdio/old_vfprintf.c
index 1b7af96f9..23cb10f94 100644
--- a/libc/stdio/old_vfprintf.c
+++ b/libc/stdio/old_vfprintf.c
@@ -448,7 +448,7 @@ int vfprintf(FILE * __restrict op, register const char * __restrict fmt,
if (*fmt == 'm') {
flag[FLAG_PLUS] = '\0';
flag[FLAG_0_PAD] = ' ';
- p = _glibc_strerror_r(errno, tmp, sizeof(tmp));
+ p = __glibc_strerror_r(errno, tmp, sizeof(tmp));
goto print;
}
#endif
diff --git a/libc/stdio/perror.c b/libc/stdio/perror.c
index 83db7689f..26a0cebd9 100644
--- a/libc/stdio/perror.c
+++ b/libc/stdio/perror.c
@@ -30,7 +30,7 @@ void perror(register const char *s)
{
char buf[64];
fprintf(stderr, "%s%s%s\n", s, sep,
- _glibc_strerror_r(errno, buf, sizeof(buf)));
+ __glibc_strerror_r(errno, buf, sizeof(buf)));
}
#endif
}
diff --git a/libc/stdio/vfprintf.c b/libc/stdio/vfprintf.c
index d3214fff0..dbc7c7cf2 100644
--- a/libc/stdio/vfprintf.c
+++ b/libc/stdio/vfprintf.c
@@ -1708,7 +1708,7 @@ static int _do_one_spec(FILE * __restrict stream,
#ifdef __UCLIBC_HAS_PRINTF_M_SPEC__
} else if (ppfs->conv_num == CONV_m) {
- s = _glibc_strerror_r(errno, buf, sizeof(buf));
+ s = __glibc_strerror_r(errno, buf, sizeof(buf));
goto SET_STRING_LEN;
#endif
} else {
diff --git a/libc/string/Makefile b/libc/string/Makefile
index 111bf2fdb..6b516c1c5 100644
--- a/libc/string/Makefile
+++ b/libc/string/Makefile
@@ -39,8 +39,8 @@ MOBJ= basename.o bcopy.o bzero.o dirname.o ffs.o memccpy.o memchr.o memcmp.o \
stpncpy.o strcasecmp.o strcasestr.o strcat.o strchrnul.o strchr.o \
strcmp.o strcpy.o strcspn.o strdup.o strlen.o strncasecmp.o strncat.o \
strncmp.o strncpy.o strndup.o strnlen.o strpbrk.o strrchr.o strsep.o \
- strspn.o strstr.o strtok.o strtok_r.o strerror.o _susv3_strerror_r.o \
- _string_syserrmsgs.o _glibc_strerror_r.o \
+ strspn.o strstr.o strtok.o strtok_r.o strerror.o __xpg_strerror_r.o \
+ _string_syserrmsgs.o __glibc_strerror_r.o \
_string_syssigmsgs.o sys_siglist.o strsignal.o psignal.o \
__xpg_basename.o strlcat.o strlcpy.o sys_errlist.o memmem.o
diff --git a/libc/string/wstring.c b/libc/string/wstring.c
index ed9ebb232..6f54ae615 100644
--- a/libc/string/wstring.c
+++ b/libc/string/wstring.c
@@ -1299,7 +1299,7 @@ char *strerror(int errnum)
{
static char buf[_STRERROR_BUFSIZE];
- _susv3_strerror_r(errnum, buf, sizeof(buf));
+ __xpg_strerror_r(errnum, buf, sizeof(buf));
return buf;
}
@@ -1308,7 +1308,7 @@ char *strerror(int errnum)
/**********************************************************************/
/* SUSv3 functions. */
/**********************************************************************/
-#ifdef L__susv3_strerror_r
+#ifdef L___xpg_strerror_r
#ifdef __UCLIBC_HAS_ERRNO_MESSAGES__
#if defined(__alpha__) || defined(__mips__) || defined(__sparc__)
@@ -1450,7 +1450,7 @@ static const unsigned char estridx[] = {
#endif
-int _susv3_strerror_r(int errnum, char *strerrbuf, size_t buflen)
+int __xpg_strerror_r(int errnum, char *strerrbuf, size_t buflen)
{
register char *s;
int i, retval;
@@ -1528,7 +1528,7 @@ int _susv3_strerror_r(int errnum, char *strerrbuf, size_t buflen)
#else /* __UCLIBC_HAS_ERRNO_MESSAGES__ */
-int _susv3_strerror_r(int errnum, char *strerrbuf, size_t buflen)
+int __xpg_strerror_r(int errnum, char *strerrbuf, size_t buflen)
{
register char *s;
int i, retval;
@@ -1569,13 +1569,13 @@ int _susv3_strerror_r(int errnum, char *strerrbuf, size_t buflen)
/**********************************************************************/
/* GNU extension functions. */
/**********************************************************************/
-#ifdef L__glibc_strerror_r
+#ifdef L___glibc_strerror_r
-weak_alias(_glibc_strerror_r,__strerror_r);
+weak_alias(__glibc_strerror_r,__strerror_r);
-char *_glibc_strerror_r(int errnum, char *strerrbuf, size_t buflen)
+char *__glibc_strerror_r(int errnum, char *strerrbuf, size_t buflen)
{
- _susv3_strerror_r(errnum, strerrbuf, buflen);
+ __xpg_strerror_r(errnum, strerrbuf, buflen);
return strerrbuf;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-02 21:51:35 +0000