X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Fshared%2Funit-name.c;h=bc8094d1129e85d36466e34f51d29b2f9de0920c;hb=68313d3dfa2082dae8a06643d639e0200afc19fc;hp=1baa6eb7e573bc9ba8de903dac0b4d5e721e987b;hpb=fb6becb4436ae4078337011b2017ce294e7361cf;p=elogind.git

diff --git a/src/shared/unit-name.c b/src/shared/unit-name.c
index 1baa6eb7e..bc8094d11 100644
--- a/src/shared/unit-name.c
+++ b/src/shared/unit-name.c
@@ -26,11 +26,10 @@
 #include "path-util.h"
 #include "util.h"
 #include "unit-name.h"
+#include "def.h"
 
 #define VALID_CHARS                             \
-        "0123456789"                            \
-        "abcdefghijklmnopqrstuvwxyz"            \
-        "ABCDEFGHIJKLMNOPQRSTUVWXYZ"            \
+        DIGITS LETTERS                          \
         ":-_.\\"
 
 static const char* const unit_type_table[_UNIT_TYPE_MAX] = {
@@ -302,7 +301,7 @@ char *unit_name_path_escape(const char *f) {
 
         path_kill_slashes(p);
 
-        if (streq(p, "/")) {
+        if (streq(p, "/") || streq(p, "")) {
                 free(p);
                 return strdup("-");
         }