From: Joel Rosdahl <joel@rosdahl.net>
Date: Sat, 15 Nov 2014 15:26:02 +0000 (+0100)
Subject: Bail out on empty CCACHE_DIR
X-Git-Tag: v3.2~3
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c2e6cf12b8b84d4b356ddcfa38e6c90fdd778ae2;p=thirdparty%2Fccache.git

Bail out on empty CCACHE_DIR
---

diff --git a/ccache.c b/ccache.c
index d315b0bea..0f356c0ab 100644
--- a/ccache.c
+++ b/ccache.c
@@ -2449,10 +2449,16 @@ initialize(void)
 			free(errmsg);
 		}
 
+		if (str_eq(conf->cache_dir, "")) {
+			fatal("configuration setting \"cache_dir\" must not be the empty string");
+		}
 		if ((p = getenv("CCACHE_DIR"))) {
 			free(conf->cache_dir);
 			conf->cache_dir = strdup(p);
 		}
+		if (str_eq(conf->cache_dir, "")) {
+			fatal("CCACHE_DIR must not be the empty string");
+		}
 
 		primary_config_path = format("%s/ccache.conf", conf->cache_dir);
 	}