conf-parser: move config_parse_timezone() to conf-parser.[ch]

Even though it is currently only used by networkd, the parser itself
is quite generic. Let's move it to the shared library.

1 files changed, 34 insertions, 0 deletions

diff --git a/src/shared/conf-parser.c b/src/shared/conf-parser.c
index e2d3b65f88..277f4ee42f 100644
--- a/src/shared/conf-parser.c
+++ b/src/shared/conf-parser.c
@@ -1979,3 +1979,37 @@ int config_parse_unsigned_bounded(
 DEFINE_CONFIG_PARSE(config_parse_percent, parse_percent, "Failed to parse percent value");
 DEFINE_CONFIG_PARSE(config_parse_permyriad, parse_permyriad, "Failed to parse permyriad value");
 DEFINE_CONFIG_PARSE_PTR(config_parse_sec_fix_0, parse_sec_fix_0, usec_t, "Failed to parse time value");
+
+int config_parse_timezone(
+                const char *unit,
+                const char *filename,
+                unsigned line,
+                const char *section,
+                unsigned section_line,
+                const char *lvalue,
+                int ltype,
+                const char *rvalue,
+                void *data,
+                void *userdata) {
+
+        char **tz = ASSERT_PTR(data);
+        int r;
+
+        assert(filename);
+        assert(lvalue);
+        assert(rvalue);
+
+        if (isempty(rvalue)) {
+                *tz = mfree(*tz);
+                return 0;
+        }
+
+        r = verify_timezone(rvalue, LOG_WARNING);
+        if (r < 0) {
+                log_syntax(unit, LOG_WARNING, filename, line, r,
+                           "Timezone is not valid, ignoring assignment: %s", rvalue);
+                return 0;
+        }
+
+        return free_and_strdup_warn(tz, rvalue);
+}