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sleep: simplify code a bit

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- use device_get_sysattr_int(),
- drop redundant log message.
This commit is contained in:
Yu Watanabe 2022-11-14 02:46:53 +09:00 committed by Luca Boccassi
parent 3c3f46013e
commit 3d9ca76f36
1 changed files with 5 additions and 15 deletions
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20
src/shared/sleep-config.c
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@ -22,6 +22,7 @@
#include "btrfs-util.h"
#include "conf-parser.h"
#include "constants.h"
#include "device-private.h"
#include "device-util.h"
#include "devnum-util.h"
#include "env-util.h"
@ -170,18 +171,13 @@ int get_capacity_by_name(Hashmap *capacities_by_name, const char *name) {
/* Battery percentage capacity fetched from capacity file and if in range 0-100 then returned */
static int read_battery_capacity_percentage(sd_device *dev) {
const char *power_supply_capacity;
int battery_capacity, r;
assert(dev);
r = sd_device_get_property_value(dev, "POWER_SUPPLY_CAPACITY", &power_supply_capacity);
r = device_get_sysattr_int(dev, "capacity", &battery_capacity);
if (r < 0)
return log_device_debug_errno(dev, r, "Failed to get property POWER_SUPPLY_CAPACITY: %m");
r = safe_atoi(power_supply_capacity, &battery_capacity);
if (r < 0)
return log_device_debug_errno(dev, r, "Failed to parse property POWER_SUPPLY_CAPACITY: %m");
return log_device_debug_errno(dev, r, "Failed to read/parse POWER_SUPPLY_CAPACITY: %m");
if (battery_capacity < 0 || battery_capacity > 100)
return log_device_debug_errno(dev, SYNTHETIC_ERRNO(ERANGE), "Invalid battery capacity");
@ -203,15 +199,9 @@ int battery_is_low(void) {
if (r < 0)
return log_debug_errno(r, "Failed to initialize battery enumerator: %m");
FOREACH_DEVICE(e, dev) {
r = read_battery_capacity_percentage(dev);
if (r < 0) {
log_device_debug_errno(dev, r, "Failed to get battery capacity, ignoring: %m");
continue;
}
if (r > BATTERY_LOW_CAPACITY_LEVEL)
FOREACH_DEVICE(e, dev)
if (read_battery_capacity_percentage(dev) > BATTERY_LOW_CAPACITY_LEVEL)
return false;
}
return true;
}