From d67052321ec17d82bd7da35ae3fd87eecd7b376f Mon Sep 17 00:00:00 2001 From: Yaakov Selkowitz Date: Wed, 25 Mar 2015 18:19:38 -0500 Subject: string: add GNU basename(3) * libc/include/libgen.h (_BASENAME_DEFINED): Define. * libc/include/string.h (basename): Declare. * libc/string/Makefile.am (ELIX_4_SOURCES): Add gnu_basename.c. * libc/string/Makefile.in: Regenerate. * libc/string/gnu_basename.c: New file. --- newlib/libc/include/string.h | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'newlib/libc/include/string.h') diff --git a/newlib/libc/include/string.h b/newlib/libc/include/string.h index 43b36267d..9e11e5c51 100644 --- a/newlib/libc/include/string.h +++ b/newlib/libc/include/string.h @@ -163,6 +163,20 @@ int _EXFUN(strtosigno, (const char *__name)); (char *) memcpy (__out, __in, __len-1);})) #endif /* _GNU_SOURCE && __GNUC__ */ +/* There are two common basename variants. If you #include + first, you get the POSIX version; otherwise you get the GNU version. + POSIX requires that #undef basename will still let you + invoke the underlying function, but that requires gcc support. */ +#if __GNU_VISIBLE && !defined(_BASENAME_DEFINED) +# ifdef __GNUC__ +char *_EXFUN(basename,(const char *)) + __asm__ (__ASMNAME ("__gnu_basename")) __nonnull(1); +# else +char *_EXFUN(__gnu_basename,(const char *)); +# define basename __gnu_basename +# endif +#endif + #include _END_STD_C -- cgit v1.2.3