Adding upstream version 060+5.upstream/060+5

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 118 insertions, 0 deletions

diff --git a/src/install/strv.h b/src/install/strv.h
new file mode 100644
index 0000000..cf99f5d
--- /dev/null
+++ b/src/install/strv.h
@@ -0,0 +1,118 @@
+#pragma once
+
+/***
+  This file is part of systemd.
+
+  Copyright 2010 Lennart Poettering
+
+  systemd is free software; you can redistribute it and/or modify it
+  under the terms of the GNU Lesser General Public License as published by
+  the Free Software Foundation; either version 2.1 of the License, or
+  (at your option) any later version.
+
+  systemd is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public License
+  along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include <stdarg.h>
+#include <stdbool.h>
+
+#include "util.h"
+
+char *strv_find(char **l, const char *name) _pure_;
+char *strv_find_prefix(char **l, const char *name) _pure_;
+
+void strv_free(char **l);
+DEFINE_TRIVIAL_CLEANUP_FUNC(char **, strv_free);
+#define _cleanup_strv_free_ _cleanup_(strv_freep)
+
+char **strv_copy(char *const *l);
+unsigned int 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(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)))
+
+char **strv_new(const char *x, ...) _sentinel_;
+char **strv_new_ap(const char *x, va_list ap);
+
+static inline const char *STRV_IFNOTNULL(const char *x)
+{
+        return x ? x : (const char *)-1;
+}
+
+static inline bool strv_isempty(char *const *l)
+{
+        return !l || !*l;
+}
+
+char **strv_split(const char *s, const char *separator);
+char **strv_split_quoted(const char *s);
+char **strv_split_newlines(const char *s);
+
+char *strv_join(char **l, const char *separator);
+
+char **strv_parse_nulstr(const char *s, size_t l);
+char **strv_split_nulstr(const char *s);
+
+bool strv_overlap(char **a, char **b) _pure_;
+
+#define STRV_FOREACH(s, l)                      \
+        for ((s) = (l); (s) && *(s); (s)++)
+
+#define STRV_FOREACH_BACKWARDS(s, l)            \
+        STRV_FOREACH(s, l)                      \
+                ;                               \
+        for ((s)--; (l) && ((s) >= (l)); (s)--)
+
+#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 int _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;                                             \
+        })