BLI: Add two helpers to search a given string in an array of strings.

1 files changed, 42 insertions, 0 deletions

diff --git a/source/blender/blenlib/intern/string.c b/source/blender/blenlib/intern/string.c
index ab81c8fdd40..4ab568ece42 100644
--- a/source/blender/blenlib/intern/string.c
+++ b/source/blender/blenlib/intern/string.c
@@ -639,3 +639,45 @@ int BLI_str_rstrip_float_zero(char *str, const char pad)
 
 	return totstrip;
 }
+
+/**
+ * Return index of a string in a string array.
+ *
+ * \param str The string to find.
+ * \param str_array Array of strings.
+ * \param str_array_len The length of the array, or -1 for a NULL-terminated array.
+ * \return The index of str in str_array or -1.
+ */
+int BLI_str_index_in_array_n(const char *str, const char **str_array, const int str_array_len)
+{
+	int index;
+	const char **str_iter = str_array;
+
+	for (index = 0; index < str_array_len; str_iter++, index++) {
+		if (STREQ(str, *str_iter)) {
+			return index;
+		}
+	}
+	return -1;
+}
+
+/**
+ * Return index of a string in a string array.
+ *
+ * \param str The string to find.
+ * \param str_array Array of strings, (must be NULL-terminated).
+ * \return The index of str in str_array or -1.
+ */
+int BLI_str_index_in_array(const char *str, const char **str_array)
+{
+	int index;
+	const char **str_iter = str_array;
+
+	for (index = 0; *str_iter; str_iter++, index++) {
+		if (STREQ(str, *str_iter)) {
+			return index;
+		}
+	}
+	return -1;
+}
+