snac2

commit b9e43acf21c0c7d7e2521e168316494b5afcf6c6
parent 2eac1c1925c679acad4ef54ac120f088a355c781
Author: Santtu Lakkala <inz@inz.fi>
Date:   Fri, 31 Jan 2025 16:07:25 +0200

Use standard function

Diffstat:
M
xs_html.h
 | 
18
+++++-------------

1 file changed, 5 insertions(+), 13 deletions(-)
diff --git a/xs_html.h b/xs_html.h
@@ -52,36 +52,28 @@ xs_str *xs_html_encode(const char *str)
 {
     xs_str *s = xs_str_new(NULL);
     int o = 0;
-    const char *e = str + strlen(str);
+    const char *ec = "<>\"'&";   /* characters to escape */
 
     for (;;) {
-        char *ec = "<>\"'&";   /* characters to escape */
-        const char *q = e;
         int z;
 
         /* find the nearest happening of a char */
-        while (*ec) {
-            char *m = memchr(str, *ec++, q - str);
-            if (m)
-                q = m;
-        }
+        z = strcspn(str, ec);
 
         /* copy string to here */
-        z = q - str;
         s = xs_insert_m(s, o, str, z);
         o += z;
 
         /* if q points to the end, nothing more to do */
-        if (q == e)
+        str += z;
+        if (*str == '\0')
             break;
 
         /* insert the escaped char */
         char tmp[8];
-        z = snprintf(tmp, sizeof(tmp), "&#%d;", *q);
+        z = snprintf(tmp, sizeof(tmp), "&#%d;", *str++);
         s = xs_insert_m(s, o, tmp, z);
         o += z;
-
-        str = q + 1;
     }
 
     return s;