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| author | Tim J. Robbins <tjr@FreeBSD.org> | 2004-07-23 02:20:05 +0000 |
|---|---|---|
| committer | Tim J. Robbins <tjr@FreeBSD.org> | 2004-07-23 02:20:05 +0000 |
| commit | 779f8b0d2a3b6cafecd3837c354b8620f904ab15 (patch) | |
| tree | 68878076c9ee17707fc5c695b818a0a97c838dab /include/string.h | |
| parent | 56c38cd9678533d5ac4be68f1881b434be673ec7 (diff) | |
| download | src-779f8b0d2a3b6cafecd3837c354b8620f904ab15.tar.gz src-779f8b0d2a3b6cafecd3837c354b8620f904ab15.zip | |
Mark functions pure where applicable. A notable exclusion is strcoll(),
which is not strictly pure because it calls malloc()/free() in some cases.
Notes
Notes:
svn path=/head/; revision=132564
Diffstat (limited to 'include/string.h')
| -rw-r--r-- | include/string.h | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/include/string.h b/include/string.h index 9a38656b2600..3844d41738ec 100644 --- a/include/string.h +++ b/include/string.h @@ -58,21 +58,21 @@ __BEGIN_DECLS #if __POSIX_VISIBLE >= 200112 || __XSI_VISIBLE void *memccpy(void * __restrict, const void * __restrict, int, size_t); #endif -void *memchr(const void *, int, size_t); -int memcmp(const void *, const void *, size_t); +void *memchr(const void *, int, size_t) __pure; +int memcmp(const void *, const void *, size_t) __pure; void *memcpy(void * __restrict, const void * __restrict, size_t); void *memmove(void *, const void *, size_t); void *memset(void *, int, size_t); #if __BSD_VISIBLE char *stpcpy(char *, const char *); -char *strcasestr(const char *, const char *); +char *strcasestr(const char *, const char *) __pure; #endif char *strcat(char * __restrict, const char * __restrict); -char *strchr(const char *, int); -int strcmp(const char *, const char *); +char *strchr(const char *, int) __pure; +int strcmp(const char *, const char *) __pure; int strcoll(const char *, const char *); char *strcpy(char * __restrict, const char * __restrict); -size_t strcspn(const char *, const char *); +size_t strcspn(const char *, const char *) __pure; #if __POSIX_VISIBLE >= 200112 || __XSI_VISIBLE char *strdup(const char *); #endif @@ -84,24 +84,24 @@ int strerror_r(int, char *, size_t); size_t strlcat(char *, const char *, size_t); size_t strlcpy(char *, const char *, size_t); #endif -size_t strlen(const char *); +size_t strlen(const char *) __pure; #if __BSD_VISIBLE void strmode(int, char *); #endif char *strncat(char * __restrict, const char * __restrict, size_t); -int strncmp(const char *, const char *, size_t); +int strncmp(const char *, const char *, size_t) __pure; char *strncpy(char * __restrict, const char * __restrict, size_t); #if __BSD_VISIBLE -char *strnstr(const char *, const char *, size_t); +char *strnstr(const char *, const char *, size_t) __pure; #endif -char *strpbrk(const char *, const char *); -char *strrchr(const char *, int); +char *strpbrk(const char *, const char *) __pure; +char *strrchr(const char *, int) __pure; #if __BSD_VISIBLE char *strsep(char **, const char *); char *strsignal(int); #endif -size_t strspn(const char *, const char *); -char *strstr(const char *, const char *); +size_t strspn(const char *, const char *) __pure; +char *strstr(const char *, const char *) __pure; char *strtok(char * __restrict, const char * __restrict); #if __POSIX_VISIBLE >= 199506 || __XSI_VISIBLE >= 500 char *strtok_r(char *, const char *, char **); |