X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Fshared%2Fstrv.h;fp=src%2Fshared%2Fstrv.h;h=e26ab828d2598922a1a2b2148d5d8624ea142988;hb=c4a7b2c56e907e39fa9a6cdb21c1970464abd44e;hp=b356d034c6df6734ef74f636bbe677a7f30cb0f3;hpb=cb9da7f24fb057813606c87f9a73fdb941baa78c;p=elogind.git

diff --git a/src/shared/strv.h b/src/shared/strv.h
index b356d034c..e26ab828d 100644
--- a/src/shared/strv.h
+++ b/src/shared/strv.h
@@ -119,3 +119,15 @@ void strv_print(char **l);
         })
 
 #define STR_IN_SET(x, ...) strv_contains(STRV_MAKE(__VA_ARGS__), x)
+
+#define FOREACH_STRING(x, ...)                               \
+        for (char **_l = ({                                  \
+                char **_ll = STRV_MAKE(__VA_ARGS__);         \
+                x = _ll ? _ll[0] : NULL;                     \
+                _ll;                                         \
+        });                                                  \
+        _l && *_l;                                           \
+        x = ({                                               \
+                _l ++;                                       \
+                _l[0];                                       \
+        }))