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=737728a3c6bde296b262a9d0a09177b4227a9eed;hb=623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbf;hpb=250a918dc4c8a15d927deecc3b3f6a0604657ae4

diff --git a/src/shared/strv.h b/src/shared/strv.h
index 737728a3c..3034073d3 100644
--- a/src/shared/strv.h
+++ b/src/shared/strv.h
@@ -36,14 +36,16 @@ DEFINE_TRIVIAL_CLEANUP_FUNC(char**, strv_free);
 char **strv_copy(char * const *l);
 unsigned strv_length(char * const *l) _pure_;
 
-char **strv_merge(char **a, char **b);
-char **strv_merge_concat(char **a, char **b, const char *suffix);
-char **strv_append(char **l, const char *s);
+int strv_extend_strv(char ***a, char **b);
+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_remove_prefix(char **l, const char *s);
 char **strv_uniq(char **l);
 
 #define strv_contains(l, s) (!!strv_find((l), (s)))
@@ -82,16 +84,19 @@ bool strv_overlap(char **a, char **b) _pure_;
 #define STRV_FOREACH_PAIR(x, y, l)               \
         for ((x) = (l), (y) = (x+1); (x) && *(x) && *(y); (x) += 2, (y) = (x + 1))
 
-
 char **strv_sort(char **l);
 void strv_print(char **l);
 
+#define STRV_MAKE(...) ((char**) ((const char*[]) { __VA_ARGS__, NULL }))
+
+#define STRV_MAKE_EMPTY ((char*[1]) { NULL })
+
 #define strv_from_stdarg_alloca(first)                          \
         ({                                                      \
                 char **_l;                                      \
                                                                 \
                 if (!first)                                     \
-                        _l = ((char*[1]) { NULL });             \
+                        _l = (char**) &first;                   \
                 else {                                          \
                         unsigned _n;                            \
                         va_list _ap;                            \
@@ -114,3 +119,17 @@ void strv_print(char **l);
                 }                                               \
                 _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];                                       \
+        }))