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mdev: use option parser helper

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function                                             old     new   delta
process_action                                         -    1051   +1051
mdev_main                                           1324     255   -1069
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 0/1 up/down: 1051/-1069)        Total: -18 bytes

Signed-off-by: Jan Klötzke <jan@kloetzke.net>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Jan Klötzke 2019-05-03 22:35:51 +02:00 committed by Denys Vlasenko
parent d04b726173
commit 728e53d388
1 changed files with 9 additions and 2 deletions
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11
util-linux/mdev.c
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@ -249,6 +249,10 @@
#endif
enum {
MDEV_OPT_SCAN = 1 << 0,
};
static const char keywords[] ALIGN1 = "add\0remove\0"; // "change\0"
enum { OP_add, OP_remove };
@ -1047,7 +1051,7 @@ static void signal_mdevs(unsigned my_pid)
}
}
static void process_action(char *temp, unsigned my_pid)
static NOINLINE void process_action(char *temp, unsigned my_pid)
{
char *fw;
char *seq;
@ -1130,6 +1134,7 @@ static void initial_scan(char *temp)
int mdev_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int mdev_main(int argc UNUSED_PARAM, char **argv)
{
int opt;
RESERVE_CONFIG_BUFFER(temp, PATH_MAX + SCRATCH_SIZE);
INIT_G();
@ -1147,7 +1152,9 @@ int mdev_main(int argc UNUSED_PARAM, char **argv)
xchdir("/dev");
if (argv[1] && strcmp(argv[1], "-s") == 0) {
opt = getopt32(argv, "s");
if (opt & MDEV_OPT_SCAN) {
/*
* Scan: mdev -s
*/