emacs: Add new option notmuch-search-hide-excluded

[notmuch] / util / string-util.h

diff --git a/util/string-util.h b/util/string-util.h
index 8a3ad19eae6e9808a319aec043e78089b792d41e..80647c5febd692ac0d33b3cac5d46da85fdfd67a 100644 (file)
--- a/util/string-util.h
+++ b/util/string-util.h
@@ -3,6 +3,10 @@
 
 #include <string.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /* like strtok(3), but without state, and doesn't modify s.  Return
  * value is indicated by pointer and length, not null terminator.
  *
@@ -19,6 +23,23 @@
 
 char *strtok_len (char *s, const char *delim, size_t *len);
 
+/* Const version of strtok_len. */
+const char *strtok_len_c (const char *s, const char *delim, size_t *len);
+
+/* Simplified version of strtok_len, with a single delimiter.
+ * Handles escaping delimiters with \
+ * Usage pattern:
+ *
+ * const char *tok = input;
+ * const char *delim = ';';
+ * size_t tok_len = 0;
+ *
+ * while ((tok = strsplit_len (tok + tok_len, delim, &tok_len)) != NULL) {
+ *     // do stuff with string tok of length tok_len
+ * }
+ */
+const char *strsplit_len (const char *s, char delim, size_t *len);
+
 /* Return a talloced string with str sanitized.
  *
  * Whitespace characters (tabs and newlines) are replaced with spaces,
@@ -57,4 +78,23 @@ int
 parse_boolean_term (void *ctx, const char *str,
                    char **prefix_out, char **term_out);
 
+/* strcmp that handles NULL strings; in strcmp terms a NULL string is
+ * considered to be less than a non-NULL string.
+ */
+int strcmp_null (const char *s1, const char *s2);
+
+/* GLib GEqualFunc compatible strcasecmp wrapper */
+int strcase_equal (const void *a, const void *b);
+
+/* GLib GHashFunc compatible case insensitive hash function */
+unsigned int strcase_hash (const void *ptr);
+
+void strip_trailing (char *str, char ch);
+
+const char *skip_space (const char *str);
+
+#ifdef __cplusplus
+}
+#endif
+
 #endif