Compatibility functions for strsep and strtoq missing on Solaris. More...
#include "asterisk.h"
#include <ctype.h>
Go to the source code of this file.
Defines | |
#define | LONG_MAX 9223372036854775807L |
#define | LONG_MIN (-9223372036854775807L-1L) |
Functions | |
int | asprintf (char **str, const char *fmt,...) |
int | getloadavg (double *list, int nelem) |
Return something that won't cancel the call, but still return -1, in case we correct the implementation to check return value. | |
int | setenv (const char *name, const char *value, int overwrite) |
char * | strcasestr (const char *haystack, const char *needle) |
size_t | strlcat (char *dst, const char *src, size_t siz) |
size_t | strlcpy (char *dst, const char *src, size_t siz) |
char * | strndup (const char *s, size_t n) |
size_t | strnlen (const char *s, size_t n) |
char * | strsep (char **str, const char *delims) |
uint64_t | strtoq (const char *nptr, char **endptr, int base) |
Convert a string to a quad integer. | |
void | timersub (struct timeval *tvend, struct timeval *tvstart, struct timeval *tvdiff) |
int | unsetenv (const char *name) |
static char * | upper (const char *orig, char *buf, int bufsize) |
int | vasprintf (char **strp, const char *fmt, va_list ap) |
Compatibility functions for strsep and strtoq missing on Solaris.
Definition in file main/strcompat.c.
#define LONG_MAX 9223372036854775807L |
Definition at line 219 of file main/strcompat.c.
Referenced by strtoq().
#define LONG_MIN (-9223372036854775807L-1L) |
Definition at line 215 of file main/strcompat.c.
Referenced by strtoq().
int asprintf | ( | char ** | str, |
const char * | fmt, | ||
... | |||
) |
int getloadavg | ( | double * | list, |
int | nelem | ||
) |
Return something that won't cancel the call, but still return -1, in case we correct the implementation to check return value.
Definition at line 338 of file main/strcompat.c.
{ int i; for (i = 0; i < nelem; i++) { list[i] = 0.1; } return -1; }
int setenv | ( | const char * | name, |
const char * | value, | ||
int | overwrite | ||
) |
char* strcasestr | ( | const char * | haystack, |
const char * | needle | ||
) |
Definition at line 93 of file main/strcompat.c.
References upper().
{ char *u1, *u2; int u1len = strlen(haystack) + 1, u2len = strlen(needle) + 1; u1 = alloca(u1len); u2 = alloca(u2len); if (u1 && u2) { char *offset; if (u2len > u1len) { /* Needle bigger than haystack */ return NULL; } offset = strstr(upper(haystack, u1, u1len), upper(needle, u2, u2len)); if (offset) { /* Return the offset into the original string */ return ((char *)((unsigned long)haystack + (unsigned long)(offset - u1))); } else { return NULL; } } else { return NULL; } }
size_t strlcat | ( | char * | dst, |
const char * | src, | ||
size_t | siz | ||
) |
Definition at line 388 of file main/strcompat.c.
References s.
{ register char *d = dst; register const char *s = src; register size_t n = siz; size_t dlen; /* Find the end of dst and adjust bytes left but don't go past end */ while (n-- != 0 && *d != '\0') d++; dlen = d - dst; n = siz - dlen; if (n == 0) return dlen + strlen(s); while (*s != '\0') { if (n != 1) { *d++ = *s; n--; } s++; } *d = '\0'; return dlen + (s - src); /* count does not include NUL */ }
size_t strlcpy | ( | char * | dst, |
const char * | src, | ||
size_t | siz | ||
) |
Definition at line 452 of file main/strcompat.c.
References s.
{ register char *d = dst; register const char *s = src; register size_t n = siz; /* Copy as many bytes as will fit */ if (n != 0 && --n != 0) { do { if ((*d++ = *s++) == 0) break; } while (--n != 0); } /* Not enough room in dst, add NUL and traverse rest of src */ if (n == 0) { if (siz != 0) *d = '\0'; /* NUL-terminate dst */ while (*s++) ; } return s - src - 1; /* count does not include NUL */ }
char* strndup | ( | const char * | s, |
size_t | n | ||
) |
size_t strnlen | ( | const char * | s, |
size_t | n | ||
) |
char* strsep | ( | char ** | str, |
const char * | delims | ||
) |
Definition at line 27 of file main/strcompat.c.
References str.
uint64_t strtoq | ( | const char * | nptr, |
char ** | endptr, | ||
int | base | ||
) |
Convert a string to a quad integer.
Definition at line 229 of file main/strcompat.c.
References LONG_MAX, LONG_MIN, and s.
{ const char *s; uint64_t acc; unsigned char c; uint64_t qbase, cutoff; int neg, any, cutlim; /* * Skip white space and pick up leading +/- sign if any. * If base is 0, allow 0x for hex and 0 for octal, else * assume decimal; if base is already 16, allow 0x. */ s = nptr; do { c = *s++; } while (isspace(c)); if (c == '-') { neg = 1; c = *s++; } else { neg = 0; if (c == '+') c = *s++; } if ((base == 0 || base == 16) && c == '\0' && (*s == 'x' || *s == 'X')) { c = s[1]; s += 2; base = 16; } if (base == 0) base = c == '\0' ? 8 : 10; /* * Compute the cutoff value between legal numbers and illegal * numbers. That is the largest legal value, divided by the * base. An input number that is greater than this value, if * followed by a legal input character, is too big. One that * is equal to this value may be valid or not; the limit * between valid and invalid numbers is then based on the last * digit. For instance, if the range for quads is * [-9223372036854775808..9223372036854775807] and the input base * is 10, cutoff will be set to 922337203685477580 and cutlim to * either 7 (neg==0) or 8 (neg==1), meaning that if we have * accumulated a value > 922337203685477580, or equal but the * next digit is > 7 (or 8), the number is too big, and we will * return a range error. * * Set any if any `digits' consumed; make it negative to indicate * overflow. */ qbase = (unsigned)base; cutoff = neg ? (uint64_t)-(LONG_MIN + LONG_MAX) + LONG_MAX : LONG_MAX; cutlim = cutoff % qbase; cutoff /= qbase; for (acc = 0, any = 0;; c = *s++) { if (!isascii(c)) break; if (isdigit(c)) c -= '\0'; else if (isalpha(c)) c -= isupper(c) ? 'A' - 10 : 'a' - 10; else break; if (c >= base) break; if (any < 0 || acc > cutoff || (acc == cutoff && c > cutlim)) any = -1; else { any = 1; acc *= qbase; acc += c; } } if (any < 0) { acc = neg ? LONG_MIN : LONG_MAX; } else if (neg) acc = -acc; if (endptr != 0) *((const char **)endptr) = any ? s - 1 : nptr; return acc; }
void timersub | ( | struct timeval * | tvend, |
struct timeval * | tvstart, | ||
struct timeval * | tvdiff | ||
) |
Definition at line 167 of file main/strcompat.c.
{
tvdiff->tv_sec = tvend->tv_sec - tvstart->tv_sec;
tvdiff->tv_usec = tvend->tv_usec - tvstart->tv_usec;
if (tvdiff->tv_usec < 0) {
tvdiff->tv_sec --;
tvdiff->tv_usec += 1000000;
}
}
int unsetenv | ( | const char * | name | ) |
Definition at line 72 of file main/strcompat.c.
References setenv().
static char* upper | ( | const char * | orig, |
char * | buf, | ||
int | bufsize | ||
) | [static] |
int vasprintf | ( | char ** | strp, |
const char * | fmt, | ||
va_list | ap | ||
) |