tool_setopt: fix c_escape truncated octal

Closes #469
curl · Oct 2, 2015 · 2eb4f5e · 2eb4f5e
1 parent 5bf36ea
commit 2eb4f5e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/tool_setopt.c b/src/tool_setopt.c
@@ -227,7 +227,7 @@ static char *c_escape(const char *str)
       e += 2;
     }
     else if(! isprint(c)) {
-      snprintf(e, 4, "\\%03o", c);
+      snprintf(e, 5, "\\%03o", (unsigned)c);
       e += 4;
     }
     else