* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
- * along with this program. If not, see http://www.gnu.org/licenses/ .
+ * along with this program. If not, see https://www.gnu.org/licenses/ .
*
* Author: Jani Nikula <jani@nikula.org>
*/
return *len ? s : NULL;
}
+const char *
+strtok_len_c (const char *s, const char *delim, size_t *len)
+{
+ /* strtok_len is already const-safe, but we can't express both
+ * versions in the C type system. */
+ return strtok_len ((char*)s, delim, len);
+}
+
char *
sanitize_string (const void *ctx, const char *str)
{
int need_quoting = 0;
/* Do we need quoting? To be paranoid, we quote anything
- * containing a quote, even though it only matters at the
+ * containing a quote or '(', even though these only matter at the
* beginning, and anything containing non-ASCII text. */
+ if (! term[0])
+ need_quoting = 1;
for (in = term; *in && !need_quoting; in++)
- if (is_unquoted_terminator (*in) || *in == '"'
+ if (is_unquoted_terminator (*in) || *in == '"' || *in == '('
|| (unsigned char)*in > 127)
need_quoting = 1;
errno = err;
return -1;
}
+
+int
+strcmp_null (const char *s1, const char *s2)
+{
+ if (s1 && s2)
+ return strcmp (s1, s2);
+ else if (! s1 && ! s2)
+ return 0;
+ else if (s1)
+ return 1; /* s1 (non-NULL) is greater than s2 (NULL) */
+ else
+ return -1; /* s1 (NULL) is less than s2 (non-NULL) */
+}
+
+int
+strcase_equal (const void *a, const void *b)
+{
+ return strcasecmp (a, b) == 0;
+}
+
+unsigned int
+strcase_hash (const void *ptr)
+{
+ const char *s = ptr;
+
+ /* This is the djb2 hash. */
+ unsigned int hash = 5381;
+ while (s && *s) {
+ hash = ((hash << 5) + hash) + tolower (*s);
+ s++;
+ }
+
+ return hash;
+}
+
+void
+strip_trailing (char *str, char ch)
+{
+ int i;
+
+ for (i = strlen (str) - 1; i >= 0; i--) {
+ if (str[i] == ch)
+ str[i] = '\0';
+ else
+ break;
+ }
+}