real_path_internal(): add comment explaining use of cwd

diff --git a/strbuf.c b/strbuf.c
index 5135d5950d9a5ea3ce8064e5491e53da17645da9..0510f76c24b3b3ce66baa0f05054d3f01b960b6e 100644 (file)
--- a/strbuf.c
+++ b/strbuf.c
@@ -445,8 +445,8 @@ static int is_rfc3986_unreserved(char ch)
                ch == '-' || ch == '_' || ch == '.' || ch == '~';
 }
 
-void strbuf_add_urlencode(struct strbuf *sb, const char *s, size_t len,
-                         int reserved)
+static void strbuf_add_urlencode(struct strbuf *sb, const char *s, size_t len,
+                                int reserved)
 {
        strbuf_grow(sb, len);
        while (len--) {
@@ -464,3 +464,27 @@ void strbuf_addstr_urlencode(struct strbuf *sb, const char *s,
 {
        strbuf_add_urlencode(sb, s, strlen(s), reserved);
 }
+
+int printf_ln(const char *fmt, ...)
+{
+       int ret;
+       va_list ap;
+       va_start(ap, fmt);
+       ret = vprintf(fmt, ap);
+       va_end(ap);
+       if (ret < 0 || putchar('\n') == EOF)
+               return -1;
+       return ret + 1;
+}
+
+int fprintf_ln(FILE *fp, const char *fmt, ...)
+{
+       int ret;
+       va_list ap;
+       va_start(ap, fmt);
+       ret = vfprintf(fp, fmt, ap);
+       va_end(ap);
+       if (ret < 0 || putc('\n', fp) == EOF)
+               return -1;
+       return ret + 1;
+}