diff options
Diffstat (limited to 'string/bits/string2.h')
| -rw-r--r-- | string/bits/string2.h | 37 |
1 files changed, 31 insertions, 6 deletions
diff --git a/string/bits/string2.h b/string/bits/string2.h index 3104f949ba..4b8f161aa1 100644 --- a/string/bits/string2.h +++ b/string/bits/string2.h @@ -704,9 +704,8 @@ strnlen (__const char *__string, size_t __maxlen) #endif -#if defined __USE_POSIX || defined __USE_MISC -# ifndef _HAVE_STRING_ARCH_strtok_r -# define strtok_r(s, sep, nextp) \ +#ifndef _HAVE_STRING_ARCH_strtok_r +# define __strtok_r(s, sep, nextp) \ (__extension__ (__builtin_constant_p (sep) && __string2_1bptr_p (sep) \ ? (((__const unsigned char *) (sep))[0] != '\0' \ && ((__const unsigned char *) (sep))[1] == '\0' \ @@ -740,14 +739,15 @@ __strtok_r_1c (char *__s, char __sep, char **__nextp) } return __result; } +# if defined __USE_POSIX || defined __USE_MISC +# define strtok_r(s, sep, nextp) __strtok_r (s, sep, nextp) # endif #endif -#ifdef __USE_BSD -# ifndef _HAVE_STRING_ARCH_strsep +#ifndef _HAVE_STRING_ARCH_strsep -# define strsep(s, reject) \ +# define __strsep(s, reject) \ (__extension__ (__builtin_constant_p (reject) && __string2_1bptr_p (reject) \ && ((__const unsigned char *) (reject))[0] != '\0' \ ? (((__const unsigned char *) (reject))[1] == '\0' \ @@ -844,6 +844,31 @@ __strsep_g (char **__s, __const char *__reject) *(*__s)++ = '\0'; return __retval; } +# ifdef __USE_BSD +# define strsep(s, reject) __strsep (s, reject) +# endif +#endif + + +#if !defined _HAVE_STRING_ARCH_strdup && !defined __STRICT_ANSI__ + +/* We need the memory allocation functions. Including this header is + not allowed. */ +# include <stdlib.h> + +# define __strdup(s) \ + (__extension__ (__builtin_constant_p (s) && __string2_1bptr_p (s) + ? (((__const unsigned char *) (s))[0] == '\0' + ? return (char *) calloc (1, 1); + : ({ size_t len = strlen (s) + 1; + char *retval = (char *) malloc (len); + if (retval != NULL) + retval = (char *) memcpy (retval, s, len); + retval; })) + : strdup (s))) + +# if defined __USE_SVID || defined __USE_BSD || defined __USE_XOPEN_EXTENDED +# define strdup(s) __strdup (s) # endif #endif |