diff options
Diffstat (limited to 'include/stdlib.h')
| -rw-r--r-- | include/stdlib.h | 25 |
1 files changed, 23 insertions, 2 deletions
diff --git a/include/stdlib.h b/include/stdlib.h index daff04b07..51ce80ba2 100644 --- a/include/stdlib.h +++ b/include/stdlib.h @@ -61,10 +61,29 @@ extern int setenv __P ((__const char *__name, __const char *__value, extern int system __P ((__const char *__command)); -extern int qsort __P ((char *base, int num, int size, int (*cmp)())); - extern char * gcvt __P ((float number, size_t ndigit, char * buf)); +#if defined __USE_BSD || defined __USE_XOPEN_EXTENDED +/* Return the canonical absolute name of file NAME. The last file name + * component need not exist, and may be a symlink to a nonexistent file. + * If RESOLVED is null, the result is malloc'd; otherwise, if the canonical + * name is PATH_MAX chars or more, returns null with `errno' set to + * ENAMETOOLONG; if the name fits in fewer than PATH_MAX chars, returns the + * name in RESOLVED. */ +extern char *realpath __P ((__const char *__restrict __name, + char *__restrict __resolved)); +#endif + + +/* Shorthand for type of comparison functions. */ +typedef int (*__compar_fn_t) __P ((__const __ptr_t, __const __ptr_t)); +typedef __compar_fn_t comparison_fn_t; +/* Sort NMEMB elements of BASE, of SIZE bytes each, + using COMPAR to perform the comparisons. */ +extern void qsort __P ((__ptr_t __base, size_t __nmemb, size_t __size, + __compar_fn_t __compar)); + + #define atof(x) strtod((x),(char**)0) #define atoi(x) (int)strtol((x),(char**)0,10) #define atol(x) strtol((x),(char**)0,10) @@ -84,4 +103,6 @@ typedef struct long int rem; /* Remainder. */ } ldiv_t; + + #endif /* __STDLIB_H */ |