optimization: suppress large diffs - stagit

commit 7067223104f028ba85deaa1996c892ddfb8230dd
parent 914880f31b04222fa2815f4f35543b72f881d5e4
Author: Hiltjo Posthuma <hiltjo@codemadness.org>
Date:   Sat, 30 Apr 2016 12:00:33 +0200

optimization: suppress large diffs

the values are arbitrary, these can be tweaked later if needed.

Diffstat:
M stagit.c  | 8 ++++++++

1 file changed, 8 insertions(+), 0 deletions(-)
diff --git a/stagit.c b/stagit.c
@@ -432,6 +432,14 @@ printshowfile(FILE *fp, struct commitinfo *ci)
     if (!ci->deltas)
         return;
 
+    if (ci->filecount > 1000   ||
+        ci->ndeltas   > 1000   ||
+        ci->addcount  > 100000 ||
+        ci->delcount  > 100000) {
+        fprintf(fp, "(diff is too large, output suppressed)");
+        return;
+    }
+
     /* diff stat */
     fputs("<b>Diffstat:</b>\n<table>", fp);
     for (i = 0; i < ci->ndeltas; i++) {