Add strvec_find

1 files changed, 18 insertions, 0 deletions

diff --git a/src/strvec.c b/src/strvec.c
index e668e35..5d140cf 100644
--- a/src/strvec.c
+++ b/src/strvec.c
@@ -2,6 +2,7 @@
 #include "dvec.h"
 #include "allocator.h"
 
+#include <stddef.h>
 #include <string.h>
 
 int
@@ -229,6 +230,23 @@ strvec_remove_str(struct strvec *strvec, const char *str,
 	return 0;
 }
 
+ssize_t
+strvec_find(struct strvec *strvec, size_t start, const char *str)
+{
+	const char **ent;
+	size_t i;
+
+	LIBSTRVEC_ABORT_ON_ARGS(!strvec);
+
+	for (i = start; i < strvec->vec.len; i++) {
+		ent = strvec_at(strvec, i);
+		if (!str && !*ent) return (ssize_t) i;
+		if (!strcmp(str, *ent)) return (ssize_t) i;
+	}
+
+	return -1;
+}
+
 char *
 strvec_join(struct strvec *strvec, const char *sep,
 	const struct allocator *allocator, int *_rc)