http-backend: Don't infinite loop during die()

diff --git a/strbuf.c b/strbuf.c
index 3fa81b33656a5d2d4887b949fd103920173d37a7..bc3a0802ea7e7b1743602972de182391b4bf0b3f 100644 (file)
--- a/strbuf.c
+++ b/strbuf.c
@@ -10,6 +10,15 @@ int prefixcmp(const char *str, const char *prefix)
                        return (unsigned char)*prefix - (unsigned char)*str;
 }
 
+int suffixcmp(const char *str, const char *suffix)
+{
+       int len = strlen(str), suflen = strlen(suffix);
+       if (len < suflen)
+               return -1;
+       else
+               return strcmp(str + len - suflen, suffix);
+}
+
 /*
  * Used as the default ->buf value, so that people can always assume
  * buf is non NULL and ->buf is NUL terminated even for a freshly
@@ -220,6 +229,12 @@ void strbuf_expand(struct strbuf *sb, const char *format, expand_fn_t fn,
                        break;
                format = percent + 1;
 
+               if (*format == '%') {
+                       strbuf_addch(sb, '%');
+                       format++;
+                       continue;
+               }
+
                consumed = fn(sb, format, context);
                if (consumed)
                        format += consumed;
@@ -244,6 +259,17 @@ size_t strbuf_expand_dict_cb(struct strbuf *sb, const char *placeholder,
        return 0;
 }
 
+void strbuf_addbuf_percentquote(struct strbuf *dst, const struct strbuf *src)
+{
+       int i, len = src->len;
+
+       for (i = 0; i < len; i++) {
+               if (src->buf[i] == '%')
+                       strbuf_addch(dst, '%');
+               strbuf_addch(dst, src->buf[i]);
+       }
+}
+
 size_t strbuf_fread(struct strbuf *sb, size_t size, FILE *f)
 {
        size_t res;