From: Peter Pentchev <roam@ringlet.net>
Date: Thu, 18 Jun 2020 19:50:15 +0000 (+0300)
Subject: unzck: require a *.zck extension.
X-Git-Tag: archive/raspbian/1.1.9+ds1-1+rpi1~1^2^2^2
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=94cff7422b73df3f2cb5357dd463431f3b6f5c7e;p=zchunk.git

unzck: require a *.zck extension.

Forwarded: https://github.com/zchunk/zchunk/pull/26
Last-Update: 2020-06-01


Gbp-Pq: Name unzck-require-ext.patch
---

diff --git a/src/unzck.c b/src/unzck.c
index acb72d5..01eff6f 100644
--- a/src/unzck.c
+++ b/src/unzck.c
@@ -120,6 +120,13 @@ int main (int argc, char *argv[]) {
 
     zck_set_log_level(arguments.log_level);
 
+    if(!arguments.std_out) {
+        if(strlen(arguments.args[0]) < 5 ||
+           strcmp(arguments.args[0] + strlen(arguments.args[0]) - 4, ".zck") != 0) {
+            dprintf(STDERR_FILENO, "Not a *.zck file: %s\n", arguments.args[0]);
+            exit(1);
+        }
+    }
     int src_fd = open(arguments.args[0], O_RDONLY);
     if(src_fd < 0) {
         dprintf(STDERR_FILENO, "Unable to open %s\n", arguments.args[0]);