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Add battery_remaining function on OpenBSD

Implementation of a battery_remaining function which returns the
remaining battery time in HH:MM format. Linux function still needs
implementation.
Move common code to load_apm_power_info
This commit is contained in:
Tobias Tschinkowitz 2018-05-18 14:43:04 +02:00 committed by Aaron Marcher
parent 80fc20d1d6
commit 8c8326f793
3 changed files with 50 additions and 27 deletions

View File

@ -45,40 +45,56 @@
} }
return (i == LEN(map)) ? "?" : map[i].symbol; return (i == LEN(map)) ? "?" : map[i].symbol;
} }
const char *
battery_remaining(const char *bat)
{
/* TODO: Implement */
return NULL;
}
#elif defined(__OpenBSD__) #elif defined(__OpenBSD__)
#include <fcntl.h> #include <fcntl.h>
#include <machine/apmvar.h> #include <machine/apmvar.h>
#include <sys/ioctl.h> #include <sys/ioctl.h>
#include <unistd.h> #include <unistd.h>
const char * static int
battery_perc(const char *unused) load_apm_power_info(struct apm_power_info *apm_info)
{ {
struct apm_power_info apm_info;
int fd; int fd;
fd = open("/dev/apm", O_RDONLY); fd = open("/dev/apm", O_RDONLY);
if (fd < 0) { if (fd < 0) {
warn("open '/dev/apm':"); warn("open '/dev/apm':");
return NULL; return 0;
} }
if (ioctl(fd, APM_IOC_GETPOWER, &apm_info) < 0) { memset(apm_info, 0, sizeof(struct apm_power_info));
if (ioctl(fd, APM_IOC_GETPOWER, apm_info) < 0) {
warn("ioctl 'APM_IOC_GETPOWER':"); warn("ioctl 'APM_IOC_GETPOWER':");
close(fd); close(fd);
return NULL; return 0;
}
return close(fd), 1;
} }
close(fd);
const char *
battery_perc(const char *unused)
{
struct apm_power_info apm_info;
if (load_apm_power_info(&apm_info)) {
return bprintf("%d", apm_info.battery_life); return bprintf("%d", apm_info.battery_life);
} }
return NULL;
}
const char * const char *
battery_state(const char *unused) battery_state(const char *unused)
{ {
int fd;
size_t i;
struct apm_power_info apm_info; struct apm_power_info apm_info;
size_t i;
struct { struct {
unsigned int state; unsigned int state;
char *symbol; char *symbol;
@ -87,19 +103,7 @@
{ APM_AC_OFF, "-" }, { APM_AC_OFF, "-" },
}; };
fd = open("/dev/apm", O_RDONLY); if (load_apm_power_info(&apm_info)) {
if (fd < 0) {
warn("open '/dev/apm':");
return NULL;
}
if (ioctl(fd, APM_IOC_GETPOWER, &apm_info) < 0) {
warn("ioctl 'APM_IOC_GETPOWER':");
close(fd);
return NULL;
}
close(fd);
for (i = 0; i < LEN(map); i++) { for (i = 0; i < LEN(map); i++) {
if (map[i].state == apm_info.ac_state) { if (map[i].state == apm_info.ac_state) {
break; break;
@ -107,4 +111,20 @@
} }
return (i == LEN(map)) ? "?" : map[i].symbol; return (i == LEN(map)) ? "?" : map[i].symbol;
} }
return NULL;
}
const char *
battery_remaining(const char *unused)
{
struct apm_power_info apm_info;
if (load_apm_power_info(&apm_info)) {
return bprintf("%u:%02u", apm_info.minutes_left / 60,
apm_info.minutes_left % 60);
}
return NULL;
}
#endif #endif

View File

@ -16,6 +16,8 @@ static const char unknown_str[] = "n/a";
* NULL on OpenBSD * NULL on OpenBSD
* battery_state battery charging state battery name (BAT0) * battery_state battery charging state battery name (BAT0)
* NULL on OpenBSD * NULL on OpenBSD
* battery_remaining battery remaining HH:MM battery name (BAT0)
* NULL on OpenBSD
* cpu_perc cpu usage in percent NULL * cpu_perc cpu usage in percent NULL
* cpu_freq cpu frequency in MHz NULL * cpu_freq cpu frequency in MHz NULL
* datetime date and time format string (%F %T) * datetime date and time format string (%F %T)

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@ -3,6 +3,7 @@
/* battery */ /* battery */
const char *battery_perc(const char *); const char *battery_perc(const char *);
const char *battery_state(const char *); const char *battery_state(const char *);
const char *battery_remaining(const char*);
/* cpu */ /* cpu */
const char *cpu_freq(void); const char *cpu_freq(void);