Print an error if filename is not found in html_include.

Normally when html_include cannot open the file it fails silently and
things can be a bit hard to figure out from just looking at apache's
log. This will be beneficial for those initially setting up their server
with cgit.

Signed-off-by: Harley Laue <losinggeneration@aim.com>
Signed-off-by: Lars Hjemli <hjemli@gmail.com>

diff --git a/html.c b/html.c
index 937b5e7d6ef162554e187dc047c506c973edb553..bddb04d1adcb8052b7590a07838b8b4c1f6a8247 100644 (file)
--- a/html.c
+++ b/html.c
@@ -11,6 +11,7 @@
 #include <stdlib.h>
 #include <stdarg.h>
 #include <string.h>
+#include <errno.h>
 
 int htmlfd = STDOUT_FILENO;
 
@@ -168,8 +169,11 @@ int html_include(const char *filename)
        char buf[4096];
        size_t len;
 
-       if (!(f = fopen(filename, "r")))
+       if (!(f = fopen(filename, "r"))) {
+               fprintf(stderr, "[cgit] Failed to include file %s: %s (%d).\n",
+                       filename, strerror(errno), errno);
                return -1;
+       }
        while((len = fread(buf, 1, 4096, f)) > 0)
                write(htmlfd, buf, len);
        fclose(f);