utf8: Iterate over the input string using a for loop.

This is arguably easier to read.

diff --git a/src/utils/utf8/utf8.c b/src/utils/utf8/utf8.c
index d5c5f07c7d6f081abd3f8e95e757d69679b55b71..3ffe6ab6c81fe4886ac259e9d05726bea389d670 100644 (file)
--- a/src/utils/utf8/utf8.c
+++ b/src/utils/utf8/utf8.c
@@ -58,8 +58,9 @@ static void decode(uint32_t *state, uint32_t *codep, uint32_t byte) {
 bool utf8_valid(char const *s) {
   uint32_t codepoint, state = 0;
 
-  while (*s)
-    decode(&state, &codepoint, (uint8_t)*s++);
+  for (size_t i = 0; s[i] != 0; i++) {
+    decode(&state, &codepoint, (uint8_t)s[i]);
+  }
 
   return state == UTF8_ACCEPT;
 }