From: Joel Rosdahl <joel@rosdahl.net>
Date: Tue, 22 Oct 2019 18:04:01 +0000 (+0200)
Subject: Increase interval for cleaning up $CCACHE_DIR/tmp to 2 days
X-Git-Tag: v3.7.5~5
X-Git-Url: http://git.ipfire.org/gitweb/gitweb.cgi?a=commitdiff_plain;h=e1fc59223518c53ab227d224a36fe2eeead127eb;p=thirdparty%2Fccache.git

Increase interval for cleaning up $CCACHE_DIR/tmp to 2 days

This will reduce problems when adjusting system time; see #480.
---

diff --git a/src/ccache.c b/src/ccache.c
index edfc8ca52..5fa817e74 100644
--- a/src/ccache.c
+++ b/src/ccache.c
@@ -280,6 +280,10 @@ struct pending_tmp_file {
 // Temporary files to remove at program exit.
 static struct pending_tmp_file *pending_tmp_files = NULL;
 
+// How often (in seconds) to scan $CCACHE_DIR/tmp for left-over temporary
+// files.
+const int k_internal_tempdir_cleanup_interval = 2 * 24 * 60 * 60; // 2 days
+
 #ifndef _WIN32
 static sigset_t fatal_signal_set;
 
@@ -480,7 +484,8 @@ clean_up_internal_tempdir(void)
 {
 	time_t now = time(NULL);
 	struct stat st;
-	if (x_stat(conf->cache_dir, &st) != 0 || st.st_mtime + 3600 >= now) {
+	if (x_stat(conf->cache_dir, &st) != 0
+			|| st.st_mtime + k_internal_tempdir_cleanup_interval >= now) {
 		// No cleanup needed.
 		return;
 	}
@@ -499,7 +504,8 @@ clean_up_internal_tempdir(void)
 		}
 
 		char *path = format("%s/%s", temp_dir(), entry->d_name);
-		if (x_lstat(path, &st) == 0 && st.st_mtime + 3600 < now) {
+		if (x_lstat(path, &st) == 0
+				&& st.st_mtime + k_internal_tempdir_cleanup_interval < now) {
 			tmp_unlink(path);
 		}
 		free(path);