From: Stephen Seo <seo.disparate@gmail.com>
Date: Wed, 25 Dec 2024 12:16:52 +0000 (+0900)
Subject: Fix case when archiving from read-only directory
X-Git-Tag: 1.10^2~10
X-Git-Url: https://git.seodisparate.com/stephenseo/css/v4-font-face.min.css?a=commitdiff_plain;h=9f682a9fe3c2541f91268ba3b0f0e8982f50ebe5;p=SimpleArchiver

Fix case when archiving from read-only directory

A temporary file is usually created to store compressed archive
chunks/files which is located where the files are. This commit
falls-back to using `tmpfile()` if the first attempt to create a
temporary file fails.
---

diff --git a/src/archiver.c b/src/archiver.c
index 4534ca6..c0c9aaf 100644
--- a/src/archiver.c
+++ b/src/archiver.c
@@ -3602,7 +3602,10 @@ int simple_archiver_write_v2(FILE *out_f, SDArchiverState *state,
       }
 
       if (!temp_fd) {
-        return SDAS_INTERNAL_ERROR;
+        temp_fd = tmpfile();
+        if (!temp_fd) {
+          return SDAS_INTERNAL_ERROR;
+        }
       }
 
       // Handle SIGPIPE.