Put debug logs in subdirectory and have max number to keep be configurable. Also fix possible crash in debugprint() if debug directory doesn't exist yet.

1 files changed, 6 insertions, 0 deletions

diff --git a/functions.c b/functions.c
index dbcc54e..cdb594c 100644
--- a/functions.c
+++ b/functions.c
@@ -80,6 +80,12 @@ void debugprint(int level, char *format, ...) {
   FILE *fp;
   int bytes = 0;
   fp = fopen(debugpath, "a");
+
+  if (fp == NULL) {
+    printf("Couldn't open debugpath '%s'!\n", debugpath);
+    return;
+  }
+
   if ((bytes = vfprintf(fp, format, args)) < 0) {
     debugprint(DEBUG_CRIT, "error: could not write to debug file.\n");
   }