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wmbattery: Consistent formatting in source.

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Modified source files to minimize warnings from checkpatch.pl in Window Maker
source tree.
This commit is contained in:
Doug Torrance 2014-10-05 10:30:02 -05:00 committed by Carlos R. Mafra
parent 8e5aa5c7e4
commit 539ef9f52c
9 changed files with 353 additions and 357 deletions
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120
wmbattery/acpi.c
View file

@ -60,12 +60,14 @@ char acpi_thermal_status[ACPI_MAXITEM][128];
/* Read in an entire ACPI proc file (well, the first 1024 bytes anyway), and
* return a statically allocated array containing it. */
inline char *get_acpi_file (const char *file) {
inline char *get_acpi_file(const char *file)
{
int fd;
int end;
static char buf[1024];
fd = open(file, O_RDONLY);
if (fd == -1) return NULL;
if (fd == -1)
return NULL;
end = read(fd, buf, sizeof(buf));
buf[end-1] = '\0';
close(fd);
@ -86,14 +88,16 @@ int strmcmp(const char *s1, const char *s2)
/* Given a buffer holding an acpi file, searches for the given key in it,
* and returns the numeric value. 0 is returned on failure. */
inline int scan_acpi_num (const char *buf, const char *key) {
inline int scan_acpi_num(const char *buf, const char *key)
{
char *ptr;
int ret = 0;
do {
ptr = strchr(buf, '\n');
if (!strmcmp(buf, key)) {
if ((ptr = strchr(buf, '='))) {
ptr = strchr(buf, '=');
if (ptr) {
sscanf(ptr + 1, "%d", &ret);
return ret;
} else {
@ -109,19 +113,20 @@ inline int scan_acpi_num (const char *buf, const char *key) {
/* Given a buffer holding an acpi file, searches for the given key in it,
* and returns its value in a statically allocated string. */
inline char *scan_acpi_value (const char *buf, const char *key) {
inline char *scan_acpi_value(const char *buf, const char *key)
{
char *ptr;
static char ret[256];
do {
ptr = strchr(buf, '\n');
if (!strmcmp(buf, key)) {
if ((ptr = strchr(buf, '='))) {
if (sscanf(ptr + 1, "%255s", ret) == 1) {
ptr = strchr(buf, '=');
if (ptr) {
if (sscanf(ptr + 1, "%255s", ret) == 1)
return ret;
} else {
else
return NULL;
}
} else {
return NULL;
}
@ -137,27 +142,30 @@ inline char *scan_acpi_value (const char *buf, const char *key) {
* return it (statically allocated string). Returns NULL on error, This is
* the slow, dumb way, fine for initialization or if only one value is needed
* from a file, slow if called many times. */
char *get_acpi_value (const char *file, const char *key) {
char *get_acpi_value(const char *file, const char *key)
{
char *buf = get_acpi_file(file);
if (! buf) return NULL;
if (!buf)
return NULL;
return scan_acpi_value(buf, key);
}
/* Returns the last full charge capacity of a battery.
*/
int get_acpi_batt_capacity(int battery) {
int get_acpi_batt_capacity(int battery)
{
char *s;
s = get_acpi_value(acpi_batt_info[battery], acpi_labels[label_last_full_capacity]);
if (s == NULL) {
if (s == NULL)
return 0;
} else {
else
return atoi(s);
}
}
/* Comparison function for qsort. */
int _acpi_compare_strings (const void *a, const void *b) {
int _acpi_compare_strings(const void *a, const void *b)
{
const char **pa = (const char **)a;
const char **pb = (const char **)b;
return strcasecmp((const char *)*pa, (const char *)*pb);
@ -166,11 +174,12 @@ int _acpi_compare_strings (const void *a, const void *b) {
/* Find something (batteries, ac adpaters, etc), and set up a string array
* to hold the paths to info and status files of the things found.
* Returns the number of items found. */
int find_items (char *itemname, char infoarray[ACPI_MAXITEM][128],
char statusarray[ACPI_MAXITEM][128]) {
int find_items(char *itemname, char infoarray[ACPI_MAXITEM][128],
char statusarray[ACPI_MAXITEM][128])
{
DIR *dir;
struct dirent *ent;
int num_devices=0;
int num_devices = 0;
int i;
char **devices = malloc(ACPI_MAXITEM * sizeof(char *));
@ -199,7 +208,7 @@ int find_items (char *itemname, char infoarray[ACPI_MAXITEM][128],
continue;
}
devices[num_devices]=strdup(ent->d_name);
devices[num_devices] = strdup(ent->d_name);
num_devices++;
if (num_devices >= ACPI_MAXITEM)
break;
@ -222,7 +231,8 @@ int find_items (char *itemname, char infoarray[ACPI_MAXITEM][128],
}
/* Find batteries, return the number, and set acpi_batt_count to it as well. */
int find_batteries(void) {
int find_batteries(void)
{
int i;
acpi_batt_count = find_items(acpi_labels[label_battery], acpi_batt_info, acpi_batt_status);
for (i = 0; i < acpi_batt_count; i++)
@ -232,7 +242,8 @@ int find_batteries(void) {
/* Find AC power adapters, return the number found, and set acpi_ac_count to it
* as well. */
int find_ac_adapters(void) {
int find_ac_adapters(void)
{
acpi_ac_count = find_items(acpi_labels[label_ac_adapter], acpi_ac_adapter_info, acpi_ac_adapter_status);
return acpi_ac_count;
}
@ -240,17 +251,19 @@ int find_ac_adapters(void) {
#if ACPI_THERMAL
/* Find thermal information sources, return the number found, and set
* thermal_count to it as well. */
int find_thermal(void) {
int find_thermal(void)
{
acpi_thermal_count = find_items(acpi_labels[label_thermal], acpi_thermal_info, acpi_thermal_status);
return acpi_thermal_count;
}
#endif
/* Returns true if the system is on ac power. Call find_ac_adapters first. */
int on_ac_power (void) {
int on_ac_power(void)
{
int i;
for (i = 0; i < acpi_ac_count; i++) {
char *online=get_acpi_value(acpi_ac_adapter_info[i], acpi_labels[label_ac_state]);
char *online = get_acpi_value(acpi_ac_adapter_info[i], acpi_labels[label_ac_state]);
if (online && atoi(online))
return 1;
else
@ -261,23 +274,23 @@ int on_ac_power (void) {
/* See if we have ACPI support and check version. Also find batteries and
* ac power adapters. */
int acpi_supported (void) {
int acpi_supported(void)
{
char *version;
DIR *dir;
int num;
if (!(dir = opendir(SYSFS_PATH))) {
dir = opendir(SYSFS_PATH);
if (!dir)
return 0;
}
closedir(dir);
/* If kernel is 2.6.21 or newer, version is in
/sys/module/acpi/parameters/acpica_version */
version = get_acpi_file("/sys/module/acpi/parameters/acpica_version");
if (version == NULL) {
if (version == NULL)
return 0;
}
num = atoi(version);
if (num < ACPI_VERSION) {
fprintf(stderr, "ACPI subsystem %s too is old, consider upgrading to %i.\n",
@ -297,7 +310,8 @@ int acpi_supported (void) {
#ifdef ACPI_APM
/* Read ACPI info on a given power adapter and battery, and fill the passed
* apm_info struct. */
int acpi_read (int battery, apm_info *info) {
int acpi_read(int battery, apm_info *info)
{
char *buf, *state;
if (acpi_batt_count == 0) {
@ -332,14 +346,12 @@ int acpi_read (int battery, apm_info *info) {
if (rate) {
/* time remaining = (current_capacity / discharge rate) */
info->battery_time = (float) pcap / (float) rate * 60;
}
else {
} else {
char *rate_s = scan_acpi_value(buf, acpi_labels[label_present_rate]);
if (! rate_s) {
if (!rate_s) {
/* Time remaining unknown. */
info->battery_time = 0;
}
else {
} else {
/* a zero or unknown in the file; time
* unknown so use a negative one to
* indicate this */
@ -355,31 +367,28 @@ int acpi_read (int battery, apm_info *info) {
* because AC power might be on even if a
* battery is discharging in some cases. */
info->ac_line_status = on_ac_power();
}
else if (state[0] == 'C' && state[1] == 'h') { /* charging */
} else if (state[0] == 'C' && state[1] == 'h') { /* charging */
info->battery_status = BATTERY_STATUS_CHARGING;
info->ac_line_status = 1;
info->battery_flags = info->battery_flags | BATTERY_FLAGS_CHARGING;
if (rate)
info->battery_time = -1 * (float) (acpi_batt_capacity[battery] - pcap) / (float) rate * 60;
info->battery_time = -1 * (float) (acpi_batt_capacity[battery] - pcap) /
(float) rate * 60;
else
info->battery_time = 0;
if (abs(info->battery_time) < 0.5)
info->battery_time = 0;
}
else if (state[0] == 'F') { /* full */
} else if (state[0] == 'F') { /* full */
/* charged, on ac power */
info->battery_status = BATTERY_STATUS_HIGH;
info->ac_line_status = 1;
}
else if (state[0] == 'C') { /* not charging, so must be critical */
} else if (state[0] == 'C') { /* not charging, so must be critical */
info->battery_status = BATTERY_STATUS_CRITICAL;
/* Expensive ac power check used here
* because AC power might be on even if a
* battery is critical in some cases. */
info->ac_line_status = on_ac_power();
}
else if (state[0] == 'U') { /* unknown */
} else if (state[0] == 'U') { /* unknown */
info->ac_line_status = on_ac_power();
int current = scan_acpi_num(buf, acpi_labels[label_present_rate]);
if (info->ac_line_status) {
@ -387,16 +396,13 @@ int acpi_read (int battery, apm_info *info) {
info->battery_status = BATTERY_STATUS_HIGH;
else
info->battery_status = BATTERY_STATUS_CHARGING;
}
else {
} else {
info->battery_status = BATTERY_STATUS_CHARGING;
}
}
else {
} else {
fprintf(stderr, "unknown battery state: %s\n", state);
}
}
else {
} else {
/* Battery state unknown. */
info->battery_status = BATTERY_STATUS_ABSENT;
}
@ -408,8 +414,7 @@ int acpi_read (int battery, apm_info *info) {
/* NOTE that this invalidates buf. No accesses of
* buf below this point! */
acpi_batt_capacity[battery] = get_acpi_batt_capacity(battery);
}
else if (pcap > acpi_batt_capacity[battery]) {
} else if (pcap > acpi_batt_capacity[battery]) {
/* Battery is somehow charged to greater than max
* capacity. Rescan for a new max capacity. */
find_batteries();
@ -419,13 +424,11 @@ int acpi_read (int battery, apm_info *info) {
info->battery_percentage = 100 * pcap / acpi_batt_capacity[battery];
if (info->battery_percentage > 100)
info->battery_percentage = 100;
}
else {
} else {
info->battery_percentage = -1;
}
}
else {
} else {
info->battery_percentage = 0;
info->battery_time = 0;
info->battery_status = BATTERY_STATUS_ABSENT;
@ -433,8 +436,7 @@ int acpi_read (int battery, apm_info *info) {
if (acpi_batt_count == 0) {
/* Where else would the power come from, eh? ;-) */
info->ac_line_status = 1;
}
else {
} else {
/* Expensive ac power check. */
info->ac_line_status = on_ac_power();
}

16
wmbattery/acpi.h
View file

@ -4,10 +4,10 @@
/* Define ACPI_THERMAL to make the library support finding info about thermal
* sources. */
//#define ACPI_THERMAL 1
/* #define ACPI_THERMAL 1 */
/* Define ACPI_APM to get the acpi_read function, which is like apm_read. */
//#define ACPI_APM 1
/* #define ACPI_APM 1 */
/* The lowest version of ACPI proc files supported. */
#define ACPI_VERSION 20011018
@ -15,14 +15,14 @@
/* The number of acpi items of each class supported. */
#define ACPI_MAXITEM 8
int acpi_supported (void);
int acpi_supported(void);
#ifdef ACPI_APM
int acpi_read (int battery, apm_info *info);
int acpi_read(int battery, apm_info *info);
#endif
char *get_acpi_file (const char *file);
int scan_acpi_num (const char *buf, const char *key);
char *scan_acpi_value (const char *buf, const char *key);
char *get_acpi_value (const char *file, const char *key);
char *get_acpi_file(const char *file);
int scan_acpi_num(const char *buf, const char *key);
char *scan_acpi_value(const char *buf, const char *key);
char *get_acpi_value(const char *file, const char *key);
int get_acpi_batt_capacity(int battery);
extern int acpi_batt_count;

102
wmbattery/simplehal.c
View file

@ -9,15 +9,16 @@
#include <libhal.h>
#include "apm.h"
static DBusConnection *dbus_ctx = NULL;
static LibHalContext *hal_ctx = NULL;
static DBusConnection *dbus_ctx;
static LibHalContext *hal_ctx;
int num_ac_adapters = 0;
int num_batteries = 0;
char **ac_adapters = NULL;
char **batteries = NULL;
int connect_hal (void) {
int connect_hal(void)
{
DBusError error;
dbus_error_init(&error);
@ -28,7 +29,8 @@ int connect_hal (void) {
LIBHAL_FREE_DBUS_ERROR(&error);
return 0;
}
if ((hal_ctx = libhal_ctx_new()) == NULL) {
hal_ctx = libhal_ctx_new();
if (hal_ctx == NULL) {
fprintf(stderr, "error: libhal_ctx_new\n");
LIBHAL_FREE_DBUS_ERROR(&error);
return 0;
@ -52,11 +54,11 @@ int connect_hal (void) {
return 1;
}
int hal_ready (void) {
int hal_ready(void)
{
if (hal_ctx && dbus_connection_get_is_connected(dbus_ctx)) {
return 1;
}
else {
} else {
/* The messy business of reconnecting.
* dbus's design is crap when it comes to reconnecting.
* If dbus is down, can't actually close the connection to hal,
@ -72,57 +74,56 @@ int hal_ready (void) {
}
}
signed int get_hal_int (const char *udi, const char *key, int optional) {
signed int get_hal_int(const char *udi, const char *key, int optional)
{
int ret;
DBusError error;
if (! hal_ready()) {
if (!hal_ready())
return -1;
}
dbus_error_init(&error);
ret = libhal_device_get_property_int (hal_ctx, udi, key, &error);
if (! dbus_error_is_set (&error)) {
if (!dbus_error_is_set(&error)) {
return ret;
}
else {
if (! optional) {
} else {
if (!optional) {
fprintf(stderr, "error: libhal_device_get_property_int: %s: %s\n",
error.name, error.message);
}
dbus_error_free (&error);
dbus_error_free(&error);
return -1;
}
}
signed int get_hal_bool (const char *udi, const char *key, int optional) {
signed int get_hal_bool(const char *udi, const char *key, int optional)
{
int ret;
DBusError error;
if (! hal_ready()) {
if (!hal_ready())
return -1;
}
dbus_error_init(&error);
ret = libhal_device_get_property_bool (hal_ctx, udi, key, &error);
ret = libhal_device_get_property_bool(hal_ctx, udi, key, &error);
if (! dbus_error_is_set (&error)) {
if (!dbus_error_is_set(&error)) {
return ret;
}
else {
if (! optional) {
} else {
if (!optional) {
fprintf(stderr, "error: libhal_device_get_property_bool: %s: %s\n",
error.name, error.message);
}
dbus_error_free (&error);
dbus_error_free(&error);
return -1;
}
}
void find_devices (void) {
void find_devices(void)
{
DBusError error;
dbus_error_init(&error);
@ -131,57 +132,55 @@ void find_devices (void) {
libhal_free_string_array(ac_adapters);
ac_adapters = libhal_find_device_by_capability(hal_ctx, "ac_adapter",
&num_ac_adapters, &error);
if (dbus_error_is_set (&error)) {
fprintf (stderr, "error: %s: %s\n", error.name, error.message);
LIBHAL_FREE_DBUS_ERROR (&error);
if (dbus_error_is_set(&error)) {
fprintf(stderr, "error: %s: %s\n", error.name, error.message);
LIBHAL_FREE_DBUS_ERROR(&error);
}
if (batteries)
libhal_free_string_array(batteries);
batteries = libhal_find_device_by_capability(hal_ctx, "battery",
&num_batteries, &error);
if (dbus_error_is_set (&error)) {
fprintf (stderr, "error: %s: %s\n", error.name, error.message);
LIBHAL_FREE_DBUS_ERROR (&error);
if (dbus_error_is_set(&error)) {
fprintf(stderr, "error: %s: %s\n", error.name, error.message);
LIBHAL_FREE_DBUS_ERROR(&error);
}
}
int simplehal_supported (void) {
if (! connect_hal()) {
int simplehal_supported(void)
{
if (!connect_hal()) {
return 0;
}
else {
} else {
find_devices();
return 1;
}
}
/* Fill the passed apm_info struct. */
int simplehal_read (int battery, apm_info *info) {
int simplehal_read(int battery, apm_info *info)
{
char *device;
int i;
/* Allow a battery that was not present before to appear. */
if (battery > num_batteries) {
if (battery > num_batteries)
find_devices();
}
info->battery_flags = 0;
info->using_minutes = 0;
info->ac_line_status=0;
for (i = 0 ; i < num_ac_adapters && ! info->ac_line_status ; i++) {
info->ac_line_status = 0;
for (i = 0 ; i < num_ac_adapters && !info->ac_line_status ; i++)
info->ac_line_status = (get_hal_bool(ac_adapters[i], "ac_adapter.present", 0) == 1);
}
if (battery > num_batteries) {
info->battery_percentage = 0;
info->battery_time = 0;
info->battery_status = BATTERY_STATUS_ABSENT;
return 0;
}
else {
device=batteries[battery-1];
} else {
device = batteries[battery-1];
}
if (get_hal_bool(device, "battery.present", 0) != 1) {
@ -199,23 +198,18 @@ int simplehal_read (int battery, apm_info *info) {
info->battery_status = BATTERY_STATUS_CHARGING;
/* charge_level.warning and charge_level.low are not
* required to be available; this is good enough */
if (info->battery_percentage < 1) {
if (info->battery_percentage < 1)
info->battery_status = BATTERY_STATUS_CRITICAL;
}
else if (info->battery_percentage < 10) {
info->battery_status = BATTERY_STATUS_LOW;
}
}
else if (info->ac_line_status &&
get_hal_bool(device, "battery.rechargeable.is_charging", 0) == 1) {
} else if (info->ac_line_status &&
get_hal_bool(device, "battery.rechargeable.is_charging", 0) == 1) {
info->battery_status = BATTERY_STATUS_CHARGING;
info->battery_flags = info->battery_flags | BATTERY_FLAGS_CHARGING;
}
else if (info->ac_line_status) {
} else if (info->ac_line_status) {
/* Must be fully charged. */
info->battery_status = BATTERY_STATUS_HIGH;
}
else {
} else {
fprintf(stderr, "unknown battery state\n");
}

4
wmbattery/simplehal.h
View file

@ -1,2 +1,2 @@
int simplehal_supported (void);
int simplehal_read (int battery, apm_info *info);
int simplehal_supported(void);
int simplehal_read(int battery, apm_info *info);

29
wmbattery/sonypi.c
View file

@ -9,14 +9,17 @@
signed int spicfd = -1;
int sonypi_supported (void) {
if ((spicfd = open("/dev/sonypi", O_RDWR)) == -1)
int sonypi_supported(void)
{
spicfd = open("/dev/sonypi", O_RDWR);
if (spicfd == -1)
return 0;
else
return 1;
}
inline int sonypi_ioctl(int ioctlno, void *param) {
inline int sonypi_ioctl(int ioctlno, void *param)
{
if (ioctl(spicfd, ioctlno, param) < 0)
return 0;
else
@ -25,35 +28,33 @@ inline int sonypi_ioctl(int ioctlno, void *param) {
/* Read battery info from sonypi device and shove it into an apm_info
* struct. */
int sonypi_read (apm_info *info) {
int sonypi_read(apm_info *info)
{
__u8 batflags;
__u16 cap, rem;
int havebatt = 0;
info->using_minutes = info->battery_flags = 0;
if (! sonypi_ioctl(SONYPI_IOCGBATFLAGS, &batflags)) {
if (!sonypi_ioctl(SONYPI_IOCGBATFLAGS, &batflags))
return 1;
}
info->ac_line_status = (batflags & SONYPI_BFLAGS_AC) != 0;
if (batflags & SONYPI_BFLAGS_B1) {
if (! sonypi_ioctl(SONYPI_IOCGBAT1CAP, &cap))
if (!sonypi_ioctl(SONYPI_IOCGBAT1CAP, &cap))
return 1;
if (! sonypi_ioctl(SONYPI_IOCGBAT1REM, &rem))
if (!sonypi_ioctl(SONYPI_IOCGBAT1REM, &rem))
return 1;
havebatt = 1;
}
else if (batflags & SONYPI_BFLAGS_B2) {
} else if (batflags & SONYPI_BFLAGS_B2) {
/* Not quite right, if there is a second battery I should
* probably merge the two somehow.. */
if (! sonypi_ioctl(SONYPI_IOCGBAT2CAP, &cap))
if (!sonypi_ioctl(SONYPI_IOCGBAT2CAP, &cap))
return 1;
if (! sonypi_ioctl(SONYPI_IOCGBAT2REM, &rem))
if (!sonypi_ioctl(SONYPI_IOCGBAT2REM, &rem))
return 1;
havebatt = 1;
}
else {
} else {
info->battery_percentage = 0;
info->battery_status = BATTERY_STATUS_ABSENT;
}

4
wmbattery/sonypi.h
View file

@ -1,5 +1,5 @@
int sonypi_supported (void);
int sonypi_read (apm_info *info);
int sonypi_supported(void);
int sonypi_read(apm_info *info);
/* There's no good place to get these constants, so I must define them
* myself. */

45
wmbattery/upower.c
View file

@ -28,7 +28,7 @@ static void get_devinfo(gpointer device, gpointer result)
guint kind;
gint64 time_to_empty;
gint64 time_to_full;
struct context * ctx = result;
struct context *ctx = result;
g_object_get(G_OBJECT(device), "percentage", &percentage,
"online", &online,
@ -41,11 +41,10 @@ static void get_devinfo(gpointer device, gpointer result)
if (ctx->current == ctx->needed) {
ctx->percentage = (int)percentage;
ctx->state = state;
if (time_to_empty) {
if (time_to_empty)
ctx->time = time_to_empty;
} else {
else
ctx->time = time_to_full;
}
}
ctx->current++;
} else if (kind == UP_DEVICE_KIND_LINE_POWER) {
@ -53,15 +52,15 @@ static void get_devinfo(gpointer device, gpointer result)
}
}
int upower_supported (void) {
UpClient * up;
int upower_supported(void)
{
UpClient *up;
up = up_client_new();
if (!up) {
return 0;
}
else {
GPtrArray * devices = up_client_get_devices(up);
} else {
GPtrArray *devices = up_client_get_devices(up);
if (!devices) {
g_object_unref(up);
@ -75,15 +74,15 @@ int upower_supported (void) {
}
/* Fill the passed apm_info struct. */
int upower_read(int battery, apm_info *info) {
UpClient * up;
GPtrArray * devices = NULL;
int upower_read(int battery, apm_info *info)
{
UpClient *up;
GPtrArray *devices = NULL;
up = up_client_new();
if (!up) {
if (!up)
return -1;
}
#if !UP_CHECK_VERSION(0, 9, 99)
/* Allow a battery that was not present before to appear. */
@ -92,9 +91,8 @@ int upower_read(int battery, apm_info *info) {
devices = up_client_get_devices(up);
if (!devices) {
if (!devices)
return -1;
}
info->battery_flags = 0;
info->using_minutes = 0;
@ -120,22 +118,17 @@ int upower_read(int battery, apm_info *info) {
info->battery_status = BATTERY_STATUS_CHARGING;
/* charge_level.warning and charge_level.low are not
* required to be available; this is good enough */
if (info->battery_percentage < 1) {
if (info->battery_percentage < 1)
info->battery_status = BATTERY_STATUS_CRITICAL;
}
else if (info->battery_percentage < 10) {
else if (info->battery_percentage < 10)
info->battery_status = BATTERY_STATUS_LOW;
}
}
else if (info->ac_line_status && ctx.state == UP_DEVICE_STATE_CHARGING) {
} else if (info->ac_line_status && ctx.state == UP_DEVICE_STATE_CHARGING) {
info->battery_status = BATTERY_STATUS_CHARGING;
info->battery_flags = info->battery_flags | BATTERY_FLAGS_CHARGING;
}
else if (info->ac_line_status) {
} else if (info->ac_line_status) {
/* Must be fully charged. */
info->battery_status = BATTERY_STATUS_HIGH;
}
else {
} else {
fprintf(stderr, "unknown battery state\n");
}

348
wmbattery/wmbattery.c
View file

@ -58,7 +58,8 @@ int initial_state = WithdrawnState;
signed int low_pct = -1;
signed int critical_pct = -1;
void error(const char *fmt, ...) {
void error(const char *fmt, ...)
{
va_list arglist;
va_start(arglist, fmt);
@ -70,7 +71,8 @@ void error(const char *fmt, ...) {
exit(1);
}
int apm_change(apm_info *cur) {
int apm_change(apm_info *cur)
{
static int ac_line_status = 0, battery_status = 0, battery_flags = 0,
battery_percentage = 0, battery_time = 0, using_minutes = 0;
@ -92,21 +94,22 @@ int apm_change(apm_info *cur) {
}
/* Calculate battery estimate */
void estimate_timeleft(apm_info *cur_info) {
void estimate_timeleft(apm_info *cur_info)
{
/* Time of the last estimate */
static time_t estimate_time = 0;
static time_t estimate_time;
/* Estimated time left */
static time_t estimate = 0;
static time_t estimate;
/* Time when we last noticed a battery level change */
static time_t battery_change_time = 0;
static time_t battery_change_time;
/* The previous estimation we had before the battery level changed */
static time_t prev_estimate = 0;
static time_t prev_estimate;
/* Percentage at the last estimate */
static short percent = 0;
static short percent;
/* Where we charging or discharging the last time we were called? */
static short was_charging = 1;
/* Have we made a guess lately? */
static short guessed_lately = 0;
static short guessed_lately;
time_t t;
int interval;
@ -117,13 +120,13 @@ void estimate_timeleft(apm_info *cur_info) {
goto estim_values;
if ((
/* AC is on and battery is not charging anymore or ... */
(cur_info->ac_line_status == AC_LINE_STATUS_ON) && !is_charging
) ||
/* AC is on and battery is not charging anymore or ... */
(cur_info->ac_line_status == AC_LINE_STATUS_ON) && !is_charging
) ||
(
/* ... the charging state has changed */
is_charging ^ was_charging
)) {
/* ... the charging state has changed */
is_charging ^ was_charging
)) {
/* Reset counters */
battery_change_time = t;
estimate = -1;
@ -167,34 +170,33 @@ estim_values:
}
/* Load up the images this program uses. */
void load_images() {
int x;
void load_images(void)
{
int x;
char fn[128]; /* enough? */
for(x=0; x < NUM_IMAGES; x++) {
sprintf(fn, "%s/%s.xpm", ICONDIR, image_info[x].filename);
if (XpmReadFileToPixmap(display, root, fn, &images[x], NULL, NULL)) {
/* Check in current direcotry for fallback. */
sprintf(fn, "%s.xpm", image_info[x].filename);
if (XpmReadFileToPixmap(display, root, fn, &images[x], NULL, NULL)) {
error("Failed to load %s\n",fn);
for (x = 0; x < NUM_IMAGES; x++) {
sprintf(fn, "%s/%s.xpm", ICONDIR, image_info[x].filename);
if (XpmReadFileToPixmap(display, root, fn, &images[x], NULL, NULL)) {
/* Check in current direcotry for fallback. */
sprintf(fn, "%s.xpm", image_info[x].filename);
if (XpmReadFileToPixmap(display, root, fn, &images[x], NULL, NULL))
error("Failed to load %s\n", fn);
}
}
}
}
void load_audio() {
void load_audio(void)
{
int fd;
struct stat s;
crit_audio = NULL;
if (crit_audio_fn == NULL) {
if (crit_audio_fn == NULL)
return;
}
fd = open(crit_audio_fn, 0);
if (fd == -1) {
if (fd == -1)
error("unable to open audio file");
}
if (fstat(fd, &s) == 0) {
crit_audio_size = s.st_size;
crit_audio = malloc(crit_audio_size);
@ -225,7 +227,8 @@ char *replace_str(const char *str, const char *old, const char *new)
} else
retlen = strlen(str);
if ((ret = malloc(retlen + 1)) == NULL)
ret = malloc(retlen + 1);
if (!ret)
return NULL;
for (r = ret, p = str; (q = strstr(p, old)) != NULL; p = q + oldlen) {
@ -241,7 +244,8 @@ char *replace_str(const char *str, const char *old, const char *new)
return ret;
}
void cmd_crit(const char *cmd, int percentage, int time) {
void cmd_crit(const char *cmd, int percentage, int time)
{
char prc_str[255] = "";
char min_str[255] = "";
char sec_str[255] = "";
@ -281,21 +285,21 @@ void cmd_crit(const char *cmd, int percentage, int time) {
}
/* Returns the display to run on (or NULL for default). */
char *parse_commandline(int argc, char *argv[]) {
int c=0;
char *ret=NULL;
char *s;
extern char *optarg;
char *parse_commandline(int argc, char *argv[])
{
int c = 0;
char *ret = NULL;
char *s;
while (c != -1) {
c=getopt(argc, argv, "hd:g:if:b:w:c:l:es:a:x:");
while (c != -1) {
c = getopt(argc, argv, "hd:g:if:b:w:c:l:es:a:x:");
switch (c) {
case 'h':
case 'h':
printf("Usage: wmbattery [options]\n");
printf("\t-d <display>\tselects target display\n");
printf("\t-h\t\tdisplay this help\n");
printf("\t-g +x+y\t\tposition of the window\n");
printf("\t-i start \n");
printf("\t-d <display>\tselects target display\n");
printf("\t-h\t\tdisplay this help\n");
printf("\t-g +x+y\t\tposition of the window\n");
printf("\t-i start\n");
printf("\t-b num\t\tnumber of battery to display\n");
printf("\t-w secs\t\tseconds between updates\n");
printf("\t-l percent\tlow percentage\n");
@ -304,49 +308,48 @@ char *parse_commandline(int argc, char *argv[]) {
printf("\t-s granularity\tignore fluctuations less than granularity%% (implies -e)\n");
printf("\t-a file\t\twhen critical send file to /dev/audio\n");
printf("\t-x command\twhen critical execute this command\n");
exit(0);
break;
case 'd':
ret=strdup(optarg);
break;
case 'g':
exit(0);
break;
case 'd':
ret = strdup(optarg);
break;
case 'g':
s = strtok(optarg, "+");
if (s) {
pos[0]=atoi(s);
if ((s = strtok(NULL, "+")) != NULL) {
pos[1]=atoi(s);
}
else {
pos[0]=0;
}
pos[0] = atoi(s);
s = strtok(NULL, "+");
if (s)
pos[1] = atoi(s);
else
pos[0] = 0;
}
break;
case 'i':
case 'i':
initial_state = IconicState;
break;
case 'b':
case 'b':
battnum = atoi(optarg);
break;
case 'w':
case 'w':
delay = atoi(optarg);
break;
case 'l':
case 'l':
low_pct = atoi(optarg);
break;
case 'c':
case 'c':
critical_pct = atoi(optarg);
break;
case 'e':
case 'e':
always_estimate_remaining = 1;
break;
case 's':
case 's':
always_estimate_remaining = 1;
granularity_estimate_remaining = atoi(optarg);
break;
case 'a':
case 'a':
crit_audio_fn = strdup(optarg);
break;
case 'x':
case 'x':
crit_command = strdup(optarg);
break;
}
@ -356,22 +359,24 @@ char *parse_commandline(int argc, char *argv[]) {
}
/* Sets up the window and icon and all the nasty X stuff. */
void make_window(char *display_name, int argc, char *argv[]) {
void make_window(char *display_name, int argc, char *argv[])
{
XClassHint classhint;
char *wname = argv[0];
XTextProperty name;
XGCValues gcv;
int dummy=0, borderwidth = 1;
int dummy = 0, borderwidth = 1;
XSizeHints sizehints;
XWMHints wmhints;
Pixel back_pix, fore_pix;
Pixmap pixmask;
if (!(display = XOpenDisplay(display_name)))
error("can't open display %s",XDisplayName(display_name));
display = XOpenDisplay(display_name);
if (!display)
error("can't open display %s", XDisplayName(display_name));
screen=DefaultScreen(display);
root=RootWindow(display, screen);
screen = DefaultScreen(display);
root = RootWindow(display, screen);
/* Create window. */
sizehints.flags = USSize | USPosition;
@ -401,7 +406,7 @@ void make_window(char *display_name, int argc, char *argv[]) {
classhint.res_class = wname;
XSetClassHint(display, win, &classhint);
if (! XStringListToTextProperty(&wname, 1, &name))
if (!XStringListToTextProperty(&wname, 1, &name))
error("Can't allocate window name.");
XSetWMName(display, win, &name);
@ -415,7 +420,7 @@ void make_window(char *display_name, int argc, char *argv[]) {
&gcv);
pixmask = XCreateBitmapFromData(display, win, mask_bits,
mask_width,mask_height);
mask_width, mask_height);
XShapeCombineMask(display, win, ShapeBounding, 0, 0,
pixmask, ShapeSet);
XShapeCombineMask(display, iconwin, ShapeBounding, 0, 0,
@ -427,7 +432,7 @@ void make_window(char *display_name, int argc, char *argv[]) {
wmhints.icon_y = sizehints.y;
wmhints.window_group = win;
wmhints.flags = StateHint | IconWindowHint |
IconPositionHint | WindowGroupHint;
IconPositionHint | WindowGroupHint;
XSetWMHints(display, win, &wmhints);
XSetCommand(display, win, argv, argc);
@ -438,18 +443,21 @@ void make_window(char *display_name, int argc, char *argv[]) {
XMapWindow(display, win);
}
void flush_expose(Window w) {
void flush_expose(Window w)
{
XEvent dummy;
while (XCheckTypedWindowEvent(display, w, Expose, &dummy));
while (XCheckTypedWindowEvent(display, w, Expose, &dummy))
;
}
void redraw_window() {
void redraw_window(void)
{
XCopyArea(display, images[FACE], iconwin, NormalGC, 0, 0,
image_info[FACE].width, image_info[FACE].height, 0,0);
image_info[FACE].width, image_info[FACE].height, 0, 0);
flush_expose(iconwin);
XCopyArea(display, images[FACE], win, NormalGC, 0, 0,
image_info[FACE].width, image_info[FACE].height, 0,0);
image_info[FACE].width, image_info[FACE].height, 0, 0);
flush_expose(win);
}
@ -458,9 +466,10 @@ void redraw_window() {
* located anywhere.
*/
void copy_image(int image, int xoffset, int yoffset,
int width, int height, int x, int y) {
int width, int height, int x, int y)
{
XCopyArea(display, images[image], images[FACE], NormalGC,
xoffset, yoffset, width, height, x, y);
xoffset, yoffset, width, height, x, y);
}
/*
@ -468,98 +477,98 @@ void copy_image(int image, int xoffset, int yoffset,
* Note that 10 is passed for special characters `:' or `1' at the
* end of the font.
*/
void draw_letter(int letter, int font, int x) {
void draw_letter(int letter, int font, int x)
{
copy_image(font, image_info[font].charwidth * letter, 0,
image_info[font].charwidth, image_info[font].height,
x, image_info[font].y);
}
/* Display an image at its normal location. */
void draw_image(int image) {
copy_image(image, 0, 0,
void draw_image(int image)
{
copy_image(image, 0, 0,
image_info[image].width, image_info[image].height,
image_info[image].x, image_info[image].y);
}
void recalc_window(apm_info cur_info) {
void recalc_window(apm_info cur_info)
{
int time_left, hour_left, min_left, digit, x;
static int blinked = 0;
static int blinked;
/* Display if it's plugged in. */
switch (cur_info.ac_line_status) {
case AC_LINE_STATUS_ON:
switch (cur_info.ac_line_status) {
case AC_LINE_STATUS_ON:
draw_image(PLUGGED);
break;
default:
default:
draw_image(UNPLUGGED);
}
/* Display the appropriate color battery. */
switch (cur_info.battery_status) {
case BATTERY_STATUS_HIGH:
case BATTERY_STATUS_CHARGING:
/* Display the appropriate color battery. */
switch (cur_info.battery_status) {
case BATTERY_STATUS_HIGH:
case BATTERY_STATUS_CHARGING:
draw_image(BATTERY_HIGH);
break;
case BATTERY_STATUS_LOW:
case BATTERY_STATUS_LOW:
draw_image(BATTERY_LOW);
break;
case BATTERY_STATUS_CRITICAL: /* blinking red battery */
case BATTERY_STATUS_CRITICAL: /* blinking red battery */
if (blinked)
draw_image(BATTERY_CRITICAL);
else
draw_image(BATTERY_BLINK);
blinked=!blinked;
blinked = !blinked;
break;
default:
default:
draw_image(BATTERY_NONE);
}
/* Show if the battery is charging. */
if (cur_info.battery_flags & BATTERY_FLAGS_CHARGING) {
draw_image(CHARGING);
}
else {
draw_image(NOCHARGING);
}
/*
* Display the percent left dial. This has the side effect of
* clearing the time left field.
*/
x=DIAL_MULTIPLIER * cur_info.battery_percentage;
if (x >= 0) {
/* Show if the battery is charging. */
if (cur_info.battery_flags & BATTERY_FLAGS_CHARGING)
draw_image(CHARGING);
else
draw_image(NOCHARGING);
/*
* Display the percent left dial. This has the side effect of
* clearing the time left field.
*/
x = DIAL_MULTIPLIER * cur_info.battery_percentage;
if (x >= 0) {
/* Start by displaying bright on the dial. */
copy_image(DIAL_BRIGHT, 0, 0,
x, image_info[DIAL_BRIGHT].height,
image_info[DIAL_BRIGHT].x,
image_info[DIAL_BRIGHT].y);
}
/* Now display dim on the remainder of the dial. */
copy_image(DIAL_DIM, x, 0,
}
/* Now display dim on the remainder of the dial. */
copy_image(DIAL_DIM, x, 0,
image_info[DIAL_DIM].width - x,
image_info[DIAL_DIM].height,
image_info[DIAL_DIM].x + x,
image_info[DIAL_DIM].y);
/* Show percent remaining */
if (cur_info.battery_percentage >= 0) {
digit = cur_info.battery_percentage / 10;
if (digit == 10) {
/* 11 is the `1' for the hundreds place. */
draw_letter(11,SMALLFONT,HUNDREDS_OFFSET);
digit=0;
if (cur_info.battery_percentage >= 0) {
digit = cur_info.battery_percentage / 10;
if (digit == 10) {
/* 11 is the `1' for the hundreds place. */
draw_letter(11, SMALLFONT, HUNDREDS_OFFSET);
digit = 0;
}
draw_letter(digit,SMALLFONT,TENS_OFFSET);
draw_letter(digit, SMALLFONT, TENS_OFFSET);
digit = cur_info.battery_percentage % 10;
draw_letter(digit,SMALLFONT,ONES_OFFSET);
}
else {
/* There is no battery, so we need to dim out the
draw_letter(digit, SMALLFONT, ONES_OFFSET);
} else {
/* There is no battery, so we need to dim out the
* percent sign that is normally bright. */
draw_letter(10,SMALLFONT,PERCENT_OFFSET);
draw_letter(10, SMALLFONT, PERCENT_OFFSET);
}
/* Show time left */
/* Show time left */
/* A negative number means that it is unknown. Dim the field. */
if (cur_info.battery_time < 0) {
@ -568,40 +577,41 @@ void recalc_window(apm_info cur_info) {
return;
}
if (cur_info.using_minutes)
time_left = cur_info.battery_time;
else
time_left = cur_info.battery_time / 60;
hour_left = time_left / 60;
min_left = time_left % 60;
digit = hour_left / 10;
draw_letter(digit,BIGFONT,HOURS_TENS_OFFSET);
digit = hour_left % 10;
draw_letter(digit,BIGFONT,HOURS_ONES_OFFSET);
digit = min_left / 10;
draw_letter(digit,BIGFONT,MINUTES_TENS_OFFSET);
digit = min_left % 10;
draw_letter(digit,BIGFONT,MINUTES_ONES_OFFSET);
if (cur_info.using_minutes)
time_left = cur_info.battery_time;
else
time_left = cur_info.battery_time / 60;
hour_left = time_left / 60;
min_left = time_left % 60;
digit = hour_left / 10;
draw_letter(digit, BIGFONT, HOURS_TENS_OFFSET);
digit = hour_left % 10;
draw_letter(digit, BIGFONT, HOURS_ONES_OFFSET);
digit = min_left / 10;
draw_letter(digit, BIGFONT, MINUTES_TENS_OFFSET);
digit = min_left % 10;
draw_letter(digit, BIGFONT, MINUTES_ONES_OFFSET);
redraw_window();
}
void snd_crit() {
void snd_crit(void)
{
int audio, n;
if (crit_audio) {
audio = open("/dev/audio", O_WRONLY);
if (audio >= 0) {
n = write(audio, crit_audio, crit_audio_size);
if (n != crit_audio_size) {
if (n != crit_audio_size)
fprintf(stderr, "write failed (%d/%d bytes)\n", n, crit_audio_size);
}
close(audio);
}
}
}
void alarmhandler(int sig) {
void alarmhandler(int sig)
{
apm_info cur_info;
int old_status;
@ -609,8 +619,7 @@ void alarmhandler(int sig) {
if (use_upower) {
if (upower_read(1, &cur_info) != 0)
error("Cannot read upower information.");
}
else if (use_acpi) {
} else if (use_acpi) {
#else
if (use_acpi) {
#endif
@ -623,11 +632,10 @@ void alarmhandler(int sig) {
error("Cannot read HAL information.");
}
#endif
else if (! use_sonypi) {
else if (!use_sonypi) {
if (apm_read(&cur_info) != 0)
error("Cannot read APM information.");
}
else {
} else {
if (sonypi_read(&cur_info) != 0)
error("Cannot read sonypi information.");
}
@ -659,8 +667,7 @@ void alarmhandler(int sig) {
if ((old_status == BATTERY_STATUS_HIGH) &&
(cur_info.battery_status == BATTERY_STATUS_LOW)) {
snd_crit();
}
else if (cur_info.battery_status == BATTERY_STATUS_CRITICAL) {
} else if (cur_info.battery_status == BATTERY_STATUS_CRITICAL) {
snd_crit();
cmd_crit(crit_command, cur_info.battery_percentage,
cur_info.battery_time);
@ -669,57 +676,56 @@ void alarmhandler(int sig) {
alarm(delay);
}
void check_battery_num(int real, int requested) {
void check_battery_num(int real, int requested)
{
if (requested > real || requested < 1) {
error("There %s only %i batter%s, and you asked for number %i.",
real == 1 ? "is" : "are",
real,
real == 1 ? "y" : "ies",
requested);
real == 1 ? "is" : "are",
real,
real == 1 ? "y" : "ies",
requested);
}
}
int main(int argc, char *argv[]) {
make_window(parse_commandline(argc, argv), argc ,argv);
int main(int argc, char *argv[])
{
make_window(parse_commandline(argc, argv), argc, argv);
/* Check for APM support (returns 0 on success). */
if (apm_exists() == 0) {
if (! delay)
if (!delay)
delay = 1;
}
#ifdef HAL
/* Check for hal support. */
else if (simplehal_supported()) {
use_simplehal = 1;
if (! delay)
if (!delay)
delay = 2;
}
#endif
#ifdef UPOWER
else if (upower_supported()) {
else if (upower_supported())
use_upower = 1;
}
#endif
/* Check for ACPI support. */
else if (acpi_supported() && acpi_batt_count > 0) {
check_battery_num(acpi_batt_count, battnum);
use_acpi = 1;
if (! delay)
if (!delay)
delay = 3; /* slow interface! */
}
else if (sonypi_supported()) {
} else if (sonypi_supported()) {
use_sonypi = 1;
low_pct = 10;
critical_pct = 5;
if (! delay)
if (!delay)
delay = 1;
}
else {
} else {
error("No APM, ACPI, UPOWER, HAL or SPIC support detected.");
}
load_images();
load_audio();
load_audio();
signal(SIGALRM, alarmhandler);
alarmhandler(SIGALRM);

42
wmbattery/wmbattery.h
View file

@ -3,16 +3,16 @@
typedef struct {
Pixmap pixmap;
Pixmap mask;
XpmAttributes attributes;
XpmAttributes attributes;
} XpmIcon;
typedef struct image_info_type {
const char* filename;
const int width;
const int height;
const int x;
const int y;
const int charwidth;
const char *filename;
const int width;
const int height;
const int x;
const int y;
const int charwidth;
} image_info_type;
/* Assign reference numbers to all images that are loaded. */
@ -38,20 +38,20 @@ typedef struct image_info_type {
* plus the size of the image, where to draw it on the icon, etc
*/
static struct image_info_type image_info[] = {
{"smallfont",7,67,0,45,6},
{"bigfont",9,73,0,23,7},
{"battery_high",25,13,33,42,0},
{"battery_medium",25,13,33,42,0},
{"battery_low",25,13,33,42,0},
{"battery_none",25,13,33,42,0},
{"battery_blink",25,13,33,42,0},
{"unplugged",10,8,6,45,0},
{"plugged",10,8,6,45,0},
{"nocharging",15,9,17,43,0},
{"charging",15,9,17,43,0},
{"dial_bright",56,31,4,4,0},
{"dial_dim",56,31,4,4,0},
{"face",64,64,0,0,0},
{"smallfont", 7, 67, 0, 45, 6},
{"bigfont", 9, 73, 0, 23, 7},
{"battery_high", 25, 13, 33, 42, 0},
{"battery_medium", 25, 13, 33, 42, 0},
{"battery_low", 25, 13, 33, 42, 0},
{"battery_none", 25, 13, 33, 42, 0},
{"battery_blink", 25, 13, 33, 42, 0},
{"unplugged", 10, 8, 6, 45, 0},
{"plugged", 10, 8, 6, 45, 0},
{"nocharging", 15, 9, 17, 43, 0},
{"charging", 15, 9, 17, 43, 0},
{"dial_bright", 56, 31, 4, 4, 0},
{"dial_dim", 56, 31, 4, 4, 0},
{"face", 64, 64, 0, 0, 0},
};
#define DIAL_MULTIPLIER 0.56