From cfd28a4f7a7e5017feadddf9c66afeeaf7698322 Mon Sep 17 00:00:00 2001
From: Deomid Ryabkov <rojer@cesanta.com>
Date: Mon, 3 Jul 2017 17:55:24 +0300
Subject: [PATCH] Add mg_strchr

Write unit tests for some mg_str functions.

PUBLISHED_FROM=1fc7e1d5d5ef259d4023f295aec8651caa3e7e86
---
 mongoose.c | 9 +++++++++
 mongoose.h | 5 +++++
 2 files changed, 14 insertions(+)

diff --git a/mongoose.c b/mongoose.c
index 7e4cbeb1..986e424f 100644
--- a/mongoose.c
+++ b/mongoose.c
@@ -1446,6 +1446,15 @@ struct mg_str mg_strdup_nul(const struct mg_str s) {
   return mg_strdup_common(s, 1 /* NUL-terminate */);
 }
 
+const char *mg_strchr(const struct mg_str s, int c) WEAK;
+const char *mg_strchr(const struct mg_str s, int c) {
+  size_t i;
+  for (i = 0; i < s.len; i++) {
+    if (s.p[i] == c) return &s.p[i];
+  }
+  return NULL;
+}
+
 int mg_strcmp(const struct mg_str str1, const struct mg_str str2) WEAK;
 int mg_strcmp(const struct mg_str str1, const struct mg_str str2) {
   size_t i = 0;
diff --git a/mongoose.h b/mongoose.h
index acf01c79..4292276d 100644
--- a/mongoose.h
+++ b/mongoose.h
@@ -1801,6 +1801,11 @@ struct mg_str mg_strdup(const struct mg_str s);
  */
 struct mg_str mg_strdup_nul(const struct mg_str s);
 
+/*
+ * Locates character in a string.
+ */
+const char *mg_strchr(const struct mg_str s, int c);
+
 int mg_strcmp(const struct mg_str str1, const struct mg_str str2);
 int mg_strncmp(const struct mg_str str1, const struct mg_str str2, size_t n);