[slstatus][patches][battery-notify] - sites - public wiki contents of suckless.org
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---
(DIR) commit b3ecf65be882be86e770d035e1c5d6e52631941a
(DIR) parent f63d7fe609bb4ecdd7f164f7353774d6d8f45446
(HTM) Author: elbachir-one <bachiralfa@gmail.com>
Date: Fri, 1 Aug 2025 12:46:33 +0100
[slstatus][patches][battery-notify]
- Fixed index.md
- Fix: change `battery_notify` to return `const char *` for compatibility
Diffstat:
M tools.suckless.org/slstatus/patche… | 15 ++++++++-------
A tools.suckless.org/slstatus/patche… | 131 +++++++++++++++++++++++++++++++
2 files changed, 139 insertions(+), 7 deletions(-)
---
(DIR) diff --git a/tools.suckless.org/slstatus/patches/battery-notify/index.md b/tools.suckless.org/slstatus/patches/battery-notify/index.md
@@ -1,5 +1,5 @@
battery notify
-=========
+==============
Description
-----------
@@ -7,17 +7,18 @@ This diff adds a battery notifications for specific levels you defined to slstat
It sends notification using "notify-send" command.
In config.h file there is array called "notifiable_levels" add any levels you want.
-Important
----------
-* "libnotify" is required to be installed
-* Add ({battery_notify, "", "BAT1"},) to config file in args array - replace BAT1 with your battery name
-* FreeBSD and OpenBSD are not supported
+#### Important
+* "libnotify" is required to be installed.
+* Add ({battery_notify, "", "BAT1"},) to config file in args array - replace BAT1
+with your battery name.
+* FreeBSD and OpenBSD are not supported.
Download
--------
-* [slstatus-battery-notify-20250731-6eb7887.diff](slstatus-battery-notify-20250731-6eb7887.diff)
+* [slstatus-battery-notify-20250801-da6ca32.diff](slstatus-battery-notify-20250801-da6ca32.diff)
* [slstatus-battery-notify-20240127-a56a0a5.diff](slstatus-battery-notify-20240127-a56a0a5.diff)
Authors
-------
* keroles [github](https://github.com/keroles-ashraf-dev)
+* El Bachir - <bachiralfa@gmail.com> (2025-08-01)
(DIR) diff --git a/tools.suckless.org/slstatus/patches/battery-notify/slstatus-battery-notify-20250801-da6ca32.diff b/tools.suckless.org/slstatus/patches/battery-notify/slstatus-battery-notify-20250801-da6ca32.diff
@@ -0,0 +1,131 @@
+From da6ca327f75c661f1a48b23e27e77c4df1081f0d Mon Sep 17 00:00:00 2001
+From: elbachir-one <bachiralfa@gmail.com>
+Date: Fri, 1 Aug 2025 12:19:30 +0100
+Subject: [PATCH] Fix: change battery_notify to return const char * for
+ compatibility
+
+---
+ components/battery.c | 47 ++++++++++++++++++++++++++++++++++++++++++++
+ config.def.h | 11 +++++++++++
+ slstatus.h | 1 +
+ 3 files changed, 59 insertions(+)
+
+diff --git a/components/battery.c b/components/battery.c
+index 1c753f9..432f714 100644
+--- a/components/battery.c
++++ b/components/battery.c
+@@ -1,6 +1,7 @@
+ /* See LICENSE file for copyright and license details. */
+ #include <stdio.h>
+ #include <string.h>
++#include <stdlib.h>
+
+ #include "../slstatus.h"
+ #include "../util.h"
+@@ -20,6 +21,13 @@
+ #define POWER_SUPPLY_CURRENT "/sys/class/power_supply/%s/current_now"
+ #define POWER_SUPPLY_POWER "/sys/class/power_supply/%s/power_now"
+
++ const char notify_cmd[] = "notify-send";
++ const char battery_str[] = "Battery";
++ int last_notified_level = 0;
++
++ extern const int notifiable_levels[];
++ extern const size_t notifiable_levels_count;
++
+ static const char *
+ pick(const char *bat, const char *f1, const char *f2, char *path,
+ size_t length)
+@@ -49,6 +57,45 @@
+ return bprintf("%d", cap_perc);
+ }
+
++const char *battery_notify(const char *bat)
++{
++ int cap_perc;
++ char state[12];
++ char path[PATH_MAX];
++
++ if (esnprintf(path, sizeof(path), POWER_SUPPLY_CAPACITY, bat) < 0 || pscanf(path, "%d", &cap_perc) != 1)
++ return NULL;
++
++ if (esnprintf(path, sizeof(path), POWER_SUPPLY_STATUS, bat) < 0 || pscanf(path, "%12[a-zA-Z ]", &state) != 1)
++ return NULL;
++
++ if (strcmp("Charging", state) == 0) {
++ last_notified_level = 0;
++ return NULL;
++ }
++
++ if (strcmp("Discharging", state) != 0)
++ return NULL;
++
++ char cmd[28];
++
++ for (size_t i = 0; i < notifiable_levels_count; i++) {
++ if (notifiable_levels[i] != cap_perc)
++ continue;
++
++ if (notifiable_levels[i] != last_notified_level) {
++ last_notified_level = notifiable_levels[i];
++
++ snprintf(cmd, sizeof(cmd), "%s %s %d%%", notify_cmd, battery_str, cap_perc);
++ system(cmd);
++
++ break;
++ }
++ }
++
++ return NULL;
++}
++
+ const char *
+ battery_state(const char *bat)
+ {
+diff --git a/config.def.h b/config.def.h
+index 100093e..d7e77d2 100644
+--- a/config.def.h
++++ b/config.def.h
+@@ -9,11 +9,21 @@ static const char unknown_str[] = "n/a";
+ /* maximum output string length */
+ #define MAXLEN 2048
+
++/* battery levels to notify - add any levels you want to receive notification for (in percent) */
++const int notifiable_levels[] = {
++ 20,
++ 10,
++ 5,
++};
++const size_t notifiable_levels_count = sizeof(notifiable_levels) / sizeof(notifiable_levels[0]);
++
+ /*
+ * function description argument (example)
+ *
+ * battery_perc battery percentage battery name (BAT0)
+ * NULL on OpenBSD/FreeBSD
++ * battery_notify linux battery notifications battery name (BAT0)
++ * OpenBSD/FreeBSD not supported
+ * battery_remaining battery remaining HH:MM battery name (BAT0)
+ * NULL on OpenBSD/FreeBSD
+ * battery_state battery charging state battery name (BAT0)
+@@ -67,4 +77,5 @@ static const char unknown_str[] = "n/a";
+ static const struct arg args[] = {
+ /* function format argument */
+ { datetime, "%s", "%F %T" },
++ { battery_notify, "", "BAT0" }, /* There is nothing to print its just a notifications*/
+ };
+diff --git a/slstatus.h b/slstatus.h
+index 394281c..061d80a 100644
+--- a/slstatus.h
++++ b/slstatus.h
+@@ -2,6 +2,7 @@
+
+ /* battery */
+ const char *battery_perc(const char *);
++const char *battery_notify(const char *);
+ const char *battery_remaining(const char *);
+ const char *battery_state(const char *);
+
+--
+2.50.1
+