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authorGravatar Mykyta Holubakha <hilobakho@gmail.com>2016-04-26 20:53:07 +0300
committerGravatar Mykyta Holubakha <hilobakho@gmail.com>2016-04-26 20:53:07 +0300
commit7094f4b7a05e2bebd29963421f8f399de86d54cb (patch)
tree1b22287b20a5d5349587b70514c01c806acb722e /brightnessctl.c
parent7d39bfe82be6489760618a918955edcc7e0f1c27 (diff)
Code cleanup
Diffstat (limited to 'brightnessctl.c')
-rw-r--r--brightnessctl.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/brightnessctl.c b/brightnessctl.c
index 664be04..6913ffb 100644
--- a/brightnessctl.c
+++ b/brightnessctl.c
@@ -137,7 +137,7 @@ int main(int argc, char **argv) {
}
if (phelp) {
usage();
- exit(1);
+ exit(EXIT_FAILURE);
}
argc -= optind;
argv += optind;
@@ -189,7 +189,7 @@ int apply_operation(struct device *dev, unsigned int operation, struct value *va
case GET:
return print_device(dev);
case MAX:
- fprintf(stdout, "%d\n", dev->max_brightness);
+ fprintf(stdout, "%u\n", dev->max_brightness);
return 0;
case SET:
apply_value(dev, val);
@@ -264,12 +264,12 @@ int print_device(struct device *dev) {
}
void apply_value(struct device *d, struct value *val) {
- long new, mod = labs(val->v_type == ABSOLUTE ?
- val->val : val->val / 100.0 * d->max_brightness);
+ long new, mod = val->v_type == ABSOLUTE ?
+ val->val : val->val / 100.0 * d->max_brightness;
if (val->d_type == DIRECT) {
- new = mod > d->max_brightness ? d->max_brightness: mod;
+ new = mod > d->max_brightness ? d->max_brightness : mod;
goto apply;
- }
+ }
mod *= val->sign == PLUS ? 1 : -1;
new = d->curr_brightness + mod;
if (new < 0)
@@ -291,10 +291,12 @@ int write_device(struct device *d) {
}
if ((f = fopen(dir_child(device_path(d), "brightness"), "w"))) {
if (fwrite(c, 1, s + 1, f) < s + 1)
- goto fail;
+ goto close;
} else
goto fail;
errno = 0;
+close:
+ fclose(f);
fail:
if (errno)
perror("Error writing device");