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Switch over to tor_strtok_r instead of strtok_r.

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This commit is contained in:
Mike Perry 2009-08-09 18:42:29 -07:00
parent cb477f9cc0
commit 9e1fe29beb
3 changed files with 6 additions and 30 deletions
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4
src/common/compat.h
View File

@ -269,9 +269,9 @@ extern const char TOR_TOLOWER_TABLE[];
char *tor_strtok_r_impl(char *str, const char *sep, char **lasts);
#ifdef HAVE_STRTOK_R
#define tor_strok_r(str, sep, lasts) strtok_r(str, sep, lasts)
#define tor_strtok_r(str, sep, lasts) strtok_r(str, sep, lasts)
#else
#define tor_strok_r(str, sep, lasts) tor_strtok_r_impl(str, sep, lasts)
#define tor_strtok_r(str, sep, lasts) tor_strtok_r_impl(str, sep, lasts)
#endif
#ifdef MS_WINDOWS

20
src/or/dirserv.c
View File

@ -2224,22 +2224,6 @@ router_clear_status_flags(routerinfo_t *router)
router->is_bad_exit = router->is_bad_directory = 0;
}
#ifndef HAVE_STRTOK_R
/*
* XXX-MP: If a system lacks strtok_r and we use a non-reentrant strtok,
* we may introduce odd bugs if we call a codepath that also uses strtok
* and resets its internal state. Do we want to abandon use of strtok
* entirely for this reason? Roger mentioned smartlist_split and
* eat_whitespace() as alternatives.
*/
static char *
strtok_r(char *s, const char *delim, char **state)
{
(void)state;
return strtok(s, delim);
}
#endif
/**
* Helper function to parse out a line in the measured bandwidth file
* into a measured_bw_line_t output structure. Returns -1 on failure
@ -2253,7 +2237,7 @@ measured_bw_line_parse(measured_bw_line_t *out, const char *orig_line)
int got_bw = 0;
int got_node_id = 0;
char *strtok_state; /* lame sauce d'jour */
cp = strtok_r(cp, " \t", &strtok_state);
cp = tor_strtok_r(cp, " \t", &strtok_state);
if (!cp) {
log_warn(LD_DIRSERV, "Invalid line in bandwidth file: %s",
@ -2308,7 +2292,7 @@ measured_bw_line_parse(measured_bw_line_t *out, const char *orig_line)
strncpy(out->node_hex, cp, sizeof(out->node_hex));
got_node_id=1;
}
} while ((cp = strtok_r(NULL, " \t", &strtok_state)));
} while ((cp = tor_strtok_r(NULL, " \t", &strtok_state)));
if (got_bw && got_node_id) {
tor_free(line);

12
src/or/eventdns.c
View File

@ -2889,14 +2889,6 @@ evdns_resolv_set_defaults(int flags) {
if (flags & DNS_OPTION_NAMESERVERS) evdns_nameserver_ip_add("127.0.0.1");
}
#ifndef HAVE_STRTOK_R
static char *
strtok_r(char *s, const char *delim, char **state) {
(void)state;
return strtok(s, delim);
}
#endif
/* helper version of atoi which returns -1 on error */
static int
strtoint(const char *const str) {
@ -2973,9 +2965,9 @@ static void
resolv_conf_parse_line(char *const start, int flags) {
char *strtok_state;
static const char *const delims = " \t";
#define NEXT_TOKEN strtok_r(NULL, delims, &strtok_state)
#define NEXT_TOKEN tor_strtok_r(NULL, delims, &strtok_state)
char *const first_token = strtok_r(start, delims, &strtok_state);
char *const first_token = tor_strtok_r(start, delims, &strtok_state);
if (!first_token) return;
if (!strcmp(first_token, "nameserver") && (flags & DNS_OPTION_NAMESERVERS)) {