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Mark functions pure where applicable. A notable exclusion is strcoll(),

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which is not strictly pure because it calls malloc()/free() in some cases.
This commit is contained in:
Tim J. Robbins 2004-07-23 02:20:05 +00:00
parent 56c38cd967
commit 779f8b0d2a
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=132564
1 changed files with 13 additions and 13 deletions
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26
include/string.h
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@ -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 **);