From dd36de4d520fc77f0e2ea83f560040d36be3ee50 Mon Sep 17 00:00:00 2001
From: Kay Sievers <kay.sievers@vrfy.org>
Date: Tue, 28 Sep 2010 23:41:09 +0200
Subject: parse_env_file() - return empty value strings like FOO="" as NULL
 value

---
 src/util.c           | 6 ++++++
 src/vconsole-setup.c | 4 ++--
 2 files changed, 8 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/util.c b/src/util.c
index 0939ea9456..ce8695be25 100644
--- a/src/util.c
+++ b/src/util.c
@@ -653,6 +653,12 @@ int parse_env_file(
                                         goto fail;
                                 }
 
+                                if (v[0] == '\0') {
+                                        /* return empty value strings as NULL */
+                                        free(v);
+                                        v = NULL;
+                                }
+
                                 free(*value);
                                 *value = v;
 
diff --git a/src/vconsole-setup.c b/src/vconsole-setup.c
index 9e5d65da65..7703361e33 100644
--- a/src/vconsole-setup.c
+++ b/src/vconsole-setup.c
@@ -113,11 +113,11 @@ static int load_font(const char *vc, const char *font, const char *map, const ch
         args[i++] = "-C";
         args[i++] = vc;
         args[i++] = font;
-        if (map && map[0] != '\0') {
+        if (map) {
                 args[i++] = "-m";
                 args[i++] = map;
         }
-        if (unimap && unimap[0] != '\0') {
+        if (unimap) {
                 args[i++] = "-u";
                 args[i++] = unimap;
         }
-- 
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