fix mrc_str_escape bug

hasumikin · hasumikin · commit 1d32ba22a183 · 2025-03-10T14:02:28.000+09:00
diff --git a/src/cdump.c b/src/cdump.c
@@ -108,11 +108,11 @@ mrc_str_escape(mrc_ccontext *c, mrc_string *s)
   mrc_str_cat_lit(c, s2, "\"");
   if (s2) {
     for (size_t i=0; i<s->len; i++) {
-      char ch = s->ptr[i];
-      if (ch == '"' || ch == '\\') {
+      char ch[2] = {s->ptr[i], '\0'};
+      if (ch[0] == '"' || ch[0] == '\\') {
         mrc_str_cat_lit(c, s2, "\\");
       }
-      mrc_str_cat_lit(c, s2, &ch);
+      mrc_str_cat_lit(c, s2, ch);
     }
   }
   mrc_str_cat_lit(c, s2, "\"");

Original file line number	Diff line number	Diff line change
`@@ -108,11 +108,11 @@ mrc_str_escape(mrc_ccontext c, mrc_string s)`
`108`	`108`	`mrc_str_cat_lit(c, s2, "\"");`
`109`	`109`	`if (s2) {`
`110`	`110`	`for (size_t i=0; i<s->len; i++) {`
`111`		`- char ch = s->ptr[i];`
`112`		`- if (ch == '"' \|\| ch == '\\') {`
	`111`	`+ char ch[2] = {s->ptr[i], '\0'};`
	`112`	`+ if (ch[0] == '"' \|\| ch[0] == '\\') {`
`113`	`113`	`mrc_str_cat_lit(c, s2, "\\");`
`114`	`114`	`}`
`115`		`- mrc_str_cat_lit(c, s2, &ch);`
	`115`	`+ mrc_str_cat_lit(c, s2, ch);`
`116`	`116`	`}`
`117`	`117`	`}`
`118`	`118`	`mrc_str_cat_lit(c, s2, "\"");`