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Add test if there is battery

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This commit is contained in:
Loïc Bartoletti
2022-10-04 06:14:37 +02:00
parent 45e44e03bd
commit 9d5f0e45c0
2 changed files with 12 additions and 1 deletions
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2
include/modules/battery.hpp
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@@ -6,7 +6,7 @@
#include <filesystem>
#endif
#include <fmt/format.h>
#if #defined(__linux__)
#if defined(__linux__)
#include <sys/inotify.h>
#endif

11
src/modules/battery.cpp
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@@ -177,6 +177,17 @@ const std::tuple<uint8_t, float, std::string, float> waybar::modules::Battery::g
uint32_t total_power = 0; // μW
bool total_power_exists = false;
#if defined(__FreeBSD__)
/* Allocate state of battery units reported via ACPI. */
int battery_units = 0;
size_t battery_units_size = sizeof battery_units;
if( sysctlbyname("hw.acpi.battery.units", &battery_units, &battery_units_size, NULL, 0) != 0) {
throw std::runtime_error("sysctl hw.acpi.battery.units failed");
}
if(battery_units < 0) {
throw std::runtime_error("No battery units");
}
int capacity;
size_t size_capacity = sizeof capacity;
if (sysctlbyname("hw.acpi.battery.life", &capacity, &size_capacity, NULL,0) != 0) {