X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Fshared%2Fstrv.h;h=715bc5419c64216c9329455a7e8c3e2d33a09011;hb=c9ccc19f9eb0599109094c57b7a2f668d708f0c1;hp=cccf2e6a92cee3dc537113ccbffc3748a2b13de5;hpb=ca5c4105733ea439f89b0199cd3f92bc2f2a0b38;p=elogind.git

diff --git a/src/shared/strv.h b/src/shared/strv.h
index cccf2e6a9..715bc5419 100644
--- a/src/shared/strv.h
+++ b/src/shared/strv.h
@@ -36,14 +36,12 @@ 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_push(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)))
@@ -82,6 +80,38 @@ 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**) &first;                   \
+                else {                                          \
+                        unsigned _n;                            \
+                        va_list _ap;                            \
+                                                                \
+                        _n = 1;                                 \
+                        va_start(_ap, first);                   \
+                        while (va_arg(_ap, char*))              \
+                                _n++;                           \
+                        va_end(_ap);                            \
+                                                                \
+                        _l = newa(char*, _n+1);                 \
+                        _l[_n = 0] = (char*) first;             \
+                        va_start(_ap, first);                   \
+                        for (;;) {                              \
+                                _l[++_n] = va_arg(_ap, char*);  \
+                                if (!_l[_n])                    \
+                                        break;                  \
+                        }                                       \
+                        va_end(_ap);                            \
+                }                                               \
+                _l;                                             \
+        })