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system-update-generator: use the new main function definer

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This commit is contained in:
Zbigniew Jędrzejewski-Szmek 2018-12-04 11:51:06 +01:00
parent 7a44c7e31f
commit bd020018f2
1 changed files with 12 additions and 18 deletions
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30
src/system-update-generator/system-update-generator.c
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@ -15,7 +15,7 @@
* Implements the logic described in systemd.offline-updates(7).
*/
static const char *arg_dest = "/tmp";
static const char *arg_dest = NULL;
static int generate_symlink(void) {
const char *p = NULL;
@ -51,26 +51,20 @@ static int parse_proc_cmdline_item(const char *key, const char *value, void *dat
return 0;
}
int main(int argc, char *argv[]) {
int r, k;
static int run(const char *dest, const char *dest_early, const char *dest_late) {
int r;
log_setup_generator();
if (argc > 1 && argc != 4) {
log_error("This program takes three or no arguments.");
return EXIT_FAILURE;
}
if (argc > 1)
arg_dest = argv[2];
assert_se(arg_dest = dest_early);
r = generate_symlink();
if (r < 0)
return r;
if (r > 0) {
k = proc_cmdline_parse(parse_proc_cmdline_item, NULL, 0);
if (k < 0)
log_warning_errno(k, "Failed to parse kernel command line, ignoring: %m");
}
r = proc_cmdline_parse(parse_proc_cmdline_item, NULL, 0);
if (r < 0)
log_warning_errno(r, "Failed to parse kernel command line, ignoring: %m");
return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
return 0;
}
DEFINE_MAIN_GENERATOR_FUNCTION(run);