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udevadm: use parse_sec instead of atoi for timeout option (#4331)

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log_error method is used instead of fprintf
This commit is contained in:
Stefan Schweter 2016-10-11 09:08:04 +02:00 committed by Martin Pitt
parent ec72b96366
commit 1f1a5e8b40
1 changed files with 19 additions and 10 deletions
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29
src/udev/udevadm-control.c
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@ -20,6 +20,7 @@
#include <string.h>
#include <unistd.h>
#include "time-util.h"
#include "udev-util.h"
#include "udev.h"
@ -60,7 +61,7 @@ static int adm_control(struct udev *udev, int argc, char *argv[]) {
};
if (getuid() != 0) {
fprintf(stderr, "root privileges required\n");
log_error("root privileges required");
return 1;
}
@ -81,7 +82,7 @@ static int adm_control(struct udev *udev, int argc, char *argv[]) {
i = util_log_priority(optarg);
if (i < 0) {
fprintf(stderr, "invalid number '%s'\n", optarg);
log_error("invalid number '%s'", optarg);
return rc;
}
if (udev_ctrl_send_set_log_level(uctrl, util_log_priority(optarg), timeout) < 0)
@ -110,7 +111,7 @@ static int adm_control(struct udev *udev, int argc, char *argv[]) {
break;
case 'p':
if (strchr(optarg, '=') == NULL) {
fprintf(stderr, "expect <KEY>=<value> instead of '%s'\n", optarg);
log_error("expect <KEY>=<value> instead of '%s'", optarg);
return rc;
}
if (udev_ctrl_send_set_env(uctrl, optarg, timeout) < 0)
@ -124,7 +125,7 @@ static int adm_control(struct udev *udev, int argc, char *argv[]) {
i = strtoul(optarg, &endp, 0);
if (endp[0] != '\0' || i < 1) {
fprintf(stderr, "invalid number '%s'\n", optarg);
log_error("invalid number '%s'", optarg);
return rc;
}
if (udev_ctrl_send_set_children_max(uctrl, i, timeout) < 0)
@ -134,13 +135,21 @@ static int adm_control(struct udev *udev, int argc, char *argv[]) {
break;
}
case 't': {
usec_t s;
int seconds;
int r;
seconds = atoi(optarg);
if (seconds >= 0)
r = parse_sec(optarg, &s);
if (r < 0)
return log_error_errno(r, "Failed to parse timeout value '%s'.", optarg);
if (((s + USEC_PER_SEC - 1) / USEC_PER_SEC) > INT_MAX)
log_error("Timeout value is out of range.");
else {
seconds = s != USEC_INFINITY ? (int) ((s + USEC_PER_SEC - 1) / USEC_PER_SEC) : INT_MAX;
timeout = seconds;
else
fprintf(stderr, "invalid timeout value\n");
rc = 0;
}
break;
}
case 'h':
@ -150,9 +159,9 @@ static int adm_control(struct udev *udev, int argc, char *argv[]) {
}
if (optind < argc)
fprintf(stderr, "Extraneous argument: %s\n", argv[optind]);
log_error("Extraneous argument: %s", argv[optind]);
else if (optind == 1)
fprintf(stderr, "Option missing\n");
log_error("Option missing");
return rc;
}