X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Fshared%2Fstrv.h;h=3034073d3288e5a28871769b4561b4d53d70837c;hp=b356d034c6df6734ef74f636bbe677a7f30cb0f3;hb=623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbf;hpb=20e265d4bbebb927e5020ebe57ff062609468484

diff --git a/src/shared/strv.h b/src/shared/strv.h
index b356d034c..3034073d3 100644
--- a/src/shared/strv.h
+++ b/src/shared/strv.h
@@ -41,7 +41,9 @@ int strv_extend_strv_concat(char ***a, char **b, const char *suffix);
 int strv_extend(char ***l, const char *value);
 int strv_extendf(char ***l, const char *format, ...) _printf_(2,0);
 int strv_push(char ***l, char *value);
+int strv_push_prepend(char ***l, char *value);
 int strv_consume(char ***l, char *value);
+int strv_consume_prepend(char ***l, char *value);
 
 char **strv_remove(char **l, const char *s);
 char **strv_uniq(char **l);
@@ -119,3 +121,15 @@ 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];                                       \
+        }))