X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Fstring_.h;h=95888635c22b87b36c178a694965e18f1077deb0;hb=5d0b385594bc914e6233988bfb6bc1b92a2184b5;hp=b7cc315196f1aff0c6109b57b5e094bc8b798fe1;hpb=58d5932625bc1e3b8f4438fa6c69a33c3b5f2ebb;p=gnulib.git diff --git a/lib/string_.h b/lib/string_.h index b7cc31519..95888635c 100644 --- a/lib/string_.h +++ b/lib/string_.h @@ -16,42 +16,27 @@ along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ +#if defined __DECC && __DECC_VER >= 60000000 +# include_next +#endif + #ifndef _GL_STRING_H #define _GL_STRING_H -#include @ABSOLUTE_STRING_H@ - - -/* GL_LINK_WARNING("literal string") arranges to emit the literal string as - a linker warning on most glibc systems. - We use a linker warning rather than a preprocessor warning, because - #warning cannot be used inside macros. */ -#ifndef GL_LINK_WARNING - /* This works on platforms with GNU ld and ELF object format. - Testing __GLIBC__ is sufficient for asserting that GNU ld is in use. - Testing __ELF__ guarantees the ELF object format. - Testing __GNUC__ is necessary for the compound expression syntax. */ -# if defined __GLIBC__ && defined __ELF__ && defined __GNUC__ -# define GL_LINK_WARNING(message) \ - GL_LINK_WARNING1 (__FILE__, __LINE__, message) -# define GL_LINK_WARNING1(file, line, message) \ - GL_LINK_WARNING2 (file, line, message) /* macroexpand file and line */ -# define GL_LINK_WARNING2(file, line, message) \ - GL_LINK_WARNING3 (file ":" #line ": warning: " message) -# define GL_LINK_WARNING3(message) \ - ({ static const char warning[sizeof (message)] \ - __attribute__ ((__unused__, \ - __section__ (".gnu.warning"), \ - __aligned__ (1))) \ - = message "\n"; \ - (void)0; \ - }) -# else -# define GL_LINK_WARNING(message) ((void) 0) -# endif +/* This #pragma avoids a warning with "gcc -Wmissing-prototypes" on some + mingw systems. */ +#ifdef __GNUC__ +# pragma GCC system_header +#endif + +#if !(defined __DECC && __DECC_VER >= 60000000) +# include @ABSOLUTE_STRING_H@ #endif +/* The definition of GL_LINK_WARNING is copied here. */ + + #ifdef __cplusplus extern "C" { #endif @@ -65,7 +50,8 @@ extern void *memmem (void const *__haystack, size_t __haystack_len, #elif defined GNULIB_POSIXCHECK # undef memmem # define memmem(a,al,b,bl) \ - (GL_LINK_WARNING ("memmem is unportable - use gnulib module memmem for portability"), \ + (GL_LINK_WARNING ("memmem is unportable - " \ + "use gnulib module memmem for portability"), \ memmem (a, al, b, bl)) #endif @@ -79,7 +65,8 @@ extern void *mempcpy (void *restrict __dest, void const *restrict __src, #elif defined GNULIB_POSIXCHECK # undef mempcpy # define mempcpy(a,b,n) \ - (GL_LINK_WARNING ("mempcpy is unportable - use gnulib module mempcpy for portability"), \ + (GL_LINK_WARNING ("mempcpy is unportable - " \ + "use gnulib module mempcpy for portability"), \ mempcpy (a, b, n)) #endif @@ -91,7 +78,8 @@ extern void *memrchr (void const *, int, size_t); #elif defined GNULIB_POSIXCHECK # undef memrchr # define memrchr(a,b,c) \ - (GL_LINK_WARNING ("memrchr is unportable - use gnulib module memrchr for portability"), \ + (GL_LINK_WARNING ("memrchr is unportable - " \ + "use gnulib module memrchr for portability"), \ memrchr (a, b, c)) #endif @@ -103,7 +91,8 @@ extern char *stpcpy (char *restrict __dst, char const *restrict __src); #elif defined GNULIB_POSIXCHECK # undef stpcpy # define stpcpy(a,b) \ - (GL_LINK_WARNING ("stpcpy is unportable - use gnulib module stpcpy for portability"), \ + (GL_LINK_WARNING ("stpcpy is unportable - " \ + "use gnulib module stpcpy for portability"), \ stpcpy (a, b)) #endif @@ -118,7 +107,8 @@ extern char *stpncpy (char *restrict __dst, char const *restrict __src, #elif defined GNULIB_POSIXCHECK # undef stpncpy # define stpncpy(a,b,n) \ - (GL_LINK_WARNING ("stpncpy is unportable - use gnulib module stpncpy for portability"), \ + (GL_LINK_WARNING ("stpncpy is unportable - " \ + "use gnulib module stpncpy for portability"), \ stpncpy (a, b, n)) #endif @@ -135,7 +125,12 @@ extern int strcasecmp (char const *s1, char const *s2); as a sequence of bytes, not of characters. */ # undef strcasecmp # define strcasecmp(a,b) \ - (GL_LINK_WARNING ("strcasecmp cannot work correctly on character strings in multibyte locales - use mbscasecmp if you care about internationalization, or use c_strcasecmp (from gnulib module c-strcase) if you want a locale independent function"), \ + (GL_LINK_WARNING ("strcasecmp cannot work correctly on character strings " \ + "in multibyte locales - " \ + "use mbscasecmp if you care about " \ + "internationalization, or use c_strcasecmp (from " \ + "gnulib module c-strcase) if you want a locale " \ + "independent function"), \ strcasecmp (a, b)) #endif @@ -152,7 +147,12 @@ extern int strncasecmp (char const *s1, char const *s2, size_t n); as a sequence of bytes, not of characters. */ # undef strncasecmp # define strncasecmp(a,b,n) \ - (GL_LINK_WARNING ("strncasecmp cannot work correctly on character strings in multibyte locales - use mbsncasecmp or mbspcasecmp if you care about internationalization, or use c_strncasecmp (from gnulib module c-strcase) if you want a locale independent function"), \ + (GL_LINK_WARNING ("strncasecmp cannot work correctly on character " \ + "strings in multibyte locales - " \ + "use mbsncasecmp or mbspcasecmp if you care about " \ + "internationalization, or use c_strncasecmp (from " \ + "gnulib module c-strcase) if you want a locale " \ + "independent function"), \ strncasecmp (a, b, n)) #endif @@ -161,7 +161,9 @@ extern int strncasecmp (char const *s1, char const *s2, size_t n); GB18030 and the character to be searched is a digit. */ # undef strchr # define strchr(s,c) \ - (GL_LINK_WARNING ("strchr cannot work correctly on character strings in some multibyte locales - use mbschr if you care about internationalization"), \ + (GL_LINK_WARNING ("strchr cannot work correctly on character strings " \ + "in some multibyte locales - " \ + "use mbschr if you care about internationalization"), \ strchr (s, c)) #endif @@ -173,7 +175,8 @@ extern char *strchrnul (char const *__s, int __c_in); #elif defined GNULIB_POSIXCHECK # undef strchrnul # define strchrnul(a,b) \ - (GL_LINK_WARNING ("strchrnul is unportable - use gnulib module strchrnul for portability"), \ + (GL_LINK_WARNING ("strchrnul is unportable - " \ + "use gnulib module strchrnul for portability"), \ strchrnul (a, b)) #endif @@ -185,7 +188,8 @@ extern char *strdup (char const *__s); #elif defined GNULIB_POSIXCHECK # undef strdup # define strdup(a) \ - (GL_LINK_WARNING ("strdup is unportable - use gnulib module strdup for portability"), \ + (GL_LINK_WARNING ("strdup is unportable - " \ + "use gnulib module strdup for portability"), \ strdup (a)) #endif @@ -194,14 +198,15 @@ extern char *strdup (char const *__s); # if ! @HAVE_STRNDUP@ # undef strndup # define strndup rpl_strndup -# if ! @HAVE_DECL_STRNDUP@ +# endif +# if ! @HAVE_STRNDUP@ || ! @HAVE_DECL_STRNDUP@ extern char *strndup (char const *__string, size_t __n); -# endif # endif #elif defined GNULIB_POSIXCHECK # undef strndup # define strndup(a,n) \ - (GL_LINK_WARNING ("strndup is unportable - use gnulib module strndup for portability"), \ + (GL_LINK_WARNING ("strndup is unportable - " \ + "use gnulib module strndup for portability"), \ strndup (a, n)) #endif @@ -215,7 +220,8 @@ extern size_t strnlen (char const *__string, size_t __maxlen); #elif defined GNULIB_POSIXCHECK # undef strnlen # define strnlen(a,n) \ - (GL_LINK_WARNING ("strnlen is unportable - use gnulib module strnlen for portability"), \ + (GL_LINK_WARNING ("strnlen is unportable - " \ + "use gnulib module strnlen for portability"), \ strnlen (a, n)) #endif @@ -226,7 +232,9 @@ extern size_t strnlen (char const *__string, size_t __maxlen); digit. */ # undef strcspn # define strcspn(s,a) \ - (GL_LINK_WARNING ("strcspn cannot work correctly on character strings in multibyte locales - use mbscspn if you care about internationalization"), \ + (GL_LINK_WARNING ("strcspn cannot work correctly on character strings " \ + "in multibyte locales - " \ + "use mbscspn if you care about internationalization"), \ strcspn (s, a)) #endif @@ -242,13 +250,16 @@ extern char *strpbrk (char const *__s, char const *__accept); digit. */ # undef strpbrk # define strpbrk(s,a) \ - (GL_LINK_WARNING ("strpbrk cannot work correctly on character strings in multibyte locales - use mbspbrk if you care about internationalization"), \ + (GL_LINK_WARNING ("strpbrk cannot work correctly on character strings " \ + "in multibyte locales - " \ + "use mbspbrk if you care about internationalization"), \ strpbrk (s, a)) # endif #elif defined GNULIB_POSIXCHECK # undef strpbrk # define strpbrk(s,a) \ - (GL_LINK_WARNING ("strpbrk is unportable - use gnulib module strpbrk for portability"), \ + (GL_LINK_WARNING ("strpbrk is unportable - " \ + "use gnulib module strpbrk for portability"), \ strpbrk (s, a)) #endif @@ -257,7 +268,9 @@ extern char *strpbrk (char const *__s, char const *__accept); Even in this simple case, it cannot work with multibyte strings. */ # undef strspn # define strspn(s,a) \ - (GL_LINK_WARNING ("strspn cannot work correctly on character strings in multibyte locales - use mbsspn if you care about internationalization"), \ + (GL_LINK_WARNING ("strspn cannot work correctly on character strings " \ + "in multibyte locales - " \ + "use mbsspn if you care about internationalization"), \ strspn (s, a)) #endif @@ -266,7 +279,9 @@ extern char *strpbrk (char const *__s, char const *__accept); GB18030 and the character to be searched is a digit. */ # undef strrchr # define strrchr(s,c) \ - (GL_LINK_WARNING ("strrchr cannot work correctly on character strings in some multibyte locales - use mbsrchr if you care about internationalization"), \ + (GL_LINK_WARNING ("strrchr cannot work correctly on character strings " \ + "in some multibyte locales - " \ + "use mbsrchr if you care about internationalization"), \ strrchr (s, c)) #endif @@ -293,13 +308,16 @@ extern char *strsep (char **restrict __stringp, char const *restrict __delim); # if defined GNULIB_POSIXCHECK # undef strsep # define strsep(s,d) \ - (GL_LINK_WARNING ("strsep cannot work correctly on character strings in multibyte locales - use mbssep if you care about internationalization"), \ + (GL_LINK_WARNING ("strsep cannot work correctly on character strings " \ + "in multibyte locales - " \ + "use mbssep if you care about internationalization"), \ strsep (s, d)) # endif #elif defined GNULIB_POSIXCHECK # undef strsep # define strsep(s,d) \ - (GL_LINK_WARNING ("strsep is unportable - use gnulib module strsep for portability"), \ + (GL_LINK_WARNING ("strsep is unportable - " \ + "use gnulib module strsep for portability"), \ strsep (s, d)) #endif @@ -310,7 +328,9 @@ extern char *strsep (char **restrict __stringp, char const *restrict __delim); as a sequence of bytes, not of characters. */ # undef strstr # define strstr(a,b) \ - (GL_LINK_WARNING ("strstr cannot work correctly on character strings in most multibyte locales - use mbsstr if you care about internationalization"), \ + (GL_LINK_WARNING ("strstr cannot work correctly on character strings " \ + "in most multibyte locales - " \ + "use mbsstr if you care about internationalization"), \ strstr (a, b)) #endif @@ -325,7 +345,11 @@ extern char *strcasestr (const char *haystack, const char *needle); locales. */ # undef strcasestr # define strcasestr(a,b) \ - (GL_LINK_WARNING ("strcasestr does work correctly on character strings in multibyte locales - use mbscasestr if you care about internationalization, or use c-strcasestr if you want a locale independent function"), \ + (GL_LINK_WARNING ("strcasestr does work correctly on character strings " \ + "in multibyte locales - " \ + "use mbscasestr if you care about " \ + "internationalization, or use c-strcasestr if you want " \ + "a locale independent function"), \ strcasestr (a, b)) #endif @@ -359,13 +383,16 @@ extern char *strtok_r (char *restrict s, char const *restrict delim, # if defined GNULIB_POSIXCHECK # undef strtok_r # define strtok_r(s,d,p) \ - (GL_LINK_WARNING ("strtok_r cannot work correctly on character strings in multibyte locales - use mbstok_r if you care about internationalization"), \ + (GL_LINK_WARNING ("strtok_r cannot work correctly on character strings " \ + "in multibyte locales - " \ + "use mbstok_r if you care about internationalization"), \ strtok_r (s, d, p)) # endif #elif defined GNULIB_POSIXCHECK # undef strtok_r # define strtok_r(s,d,p) \ - (GL_LINK_WARNING ("strtok_r is unportable - use gnulib module strtok_r for portability"), \ + (GL_LINK_WARNING ("strtok_r is unportable - " \ + "use gnulib module strtok_r for portability"), \ strtok_r (s, d, p)) #endif