From: Stephen Seo <seo.disparate@gmail.com>
Date: Wed, 26 Feb 2025 09:42:45 +0000 (+0900)
Subject: Set umask on compression-temp-file
X-Git-Tag: 1.18^2~4
X-Git-Url: https://git.seodisparate.com/stephenseo/search/main.js?a=commitdiff_plain;h=2608eb4e1c5de6cfd30050a55df4ada31465e670;p=SimpleArchiver

Set umask on compression-temp-file

Previous behavior created temp files (for compression) with default
permissions. This commit uses umask to keep only permissions for the
user and deny permissions to others (and restores the umask after
creation of the temp file).
---

diff --git a/src/helpers.c b/src/helpers.c
index 9ec87c2..e4b5921 100644
--- a/src/helpers.c
+++ b/src/helpers.c
@@ -905,7 +905,9 @@ FILE *simple_archiver_helper_temp_dir(const SDArchiverParsed *parsed,
     }
   } while (1);
 
+  mode_t prev_umask = umask(S_IRWXG | S_IRWXO);
   FILE *temp_file = fopen(temp_filename, "w+b");
+  umask(prev_umask);
 
   if (temp_file) {
     if (out_temp_filename) {