From 6e56c0177449e9e01b4c918f917fc32172b1fdbf Mon Sep 17 00:00:00 2001
From: Miguel Barão <mjsb@uevora.pt>
Date: Tue, 30 Jan 2024 18:09:22 +0000
Subject: [PATCH] fix freebsd version

---
 battery.c | 58 +++++++++++++++++++++++++++++-----------------------------
 1 file changed, 29 insertions(+), 29 deletions(-)

diff --git a/battery.c b/battery.c
index 186812e..7f3720c 100644
--- a/battery.c
+++ b/battery.c
@@ -4,17 +4,9 @@
 #include <sys/types.h>
 
 const char *icon[] = {
-    "\uf58d",  /* 0% */
-    "\uf579",
-    "\uf57a",
-    "\uf57b",
-    "\uf57c",
-    "\uf57d",  /* 50% */
-    "\uf57e",
-    "\uf57f",
-    "\uf580",
-    "\uf581",
-    "\uf578",  /* 100% */
+    "\uf58d",                                         /* 0% */
+    "\uf579", "\uf57a", "\uf57b", "\uf57c", "\uf57d", /* 50% */
+    "\uf57e", "\uf57f", "\uf580", "\uf581", "\uf578", /* 100% */
 };
 
 typedef enum {
@@ -22,19 +14,20 @@ typedef enum {
   DISCHARGING = 1,
   CHARGING = 2,
   DISCONNECTED = 7,
+  UNKNOWN = -1
 } State;
 
-#if defined (__linux__)
+#if defined(__linux__)
 void battery_state(int *nbats, int bat[], State state[]) {
   FILE *fd;
-  int i=0;
+  int i = 0;
   do {
     char filename[50], status[50];
-    
+
     // get current capacity
     sprintf(filename, "/sys/class/power_supply/BAT%d/capacity", i);
     fd = fopen(filename, "rb");
-    if (fd == NULL) 
+    if (fd == NULL)
       break;
     fscanf(fd, "%d", &bat[i]);
     fclose(fd);
@@ -56,19 +49,22 @@ void battery_state(int *nbats, int bat[], State state[]) {
   } while (1);
   *nbats = i;
 }
-#elif defined (__FreeBSD__)
+#elif defined(__FreeBSD__)
 #include <sys/sysctl.h>
 void battery_state(int *nbats, int bat[], State state[]) {
   size_t len = sizeof(int);
-  int state = -1, life = 0;
+  int status, life = 0;
 
-  if (sysctlbyname("hw.acpi.battery.state", &state, &len, NULL, 0) ||
-      sysctlbyname("hw.acpi.battery.life", &life, &len, NULL, 0))
-    state[0] = UNKNOWN;
+  *nbats = 1; // FIXME: deal with multiple batteries
 
-  *nbats = 1;
-  bat[0] = life;
-  state[0] = state;
+  if (sysctlbyname("hw.acpi.battery.state", &status, &len, NULL, 0) ||
+      sysctlbyname("hw.acpi.battery.life", &life, &len, NULL, 0)) {
+    state[0] = UNKNOWN;
+    bat[0] = 0;
+  } else {
+    bat[0] = life;
+    state[0] = status;
+  }
 }
 #endif
 
@@ -78,18 +74,22 @@ int main() {
   State state[2];
 
   battery_state(&nbats, life, state);
-  for (int i=0; i < nbats; i++) {
+  for (int i = 0; i < nbats; i++) {
 
-    if (life[i] >= 50) color = "colour028"; /* green */
-    else if (life[i] >= 25) color = "colour172"; /* yellow */
-    else color = "colour088"; /* red */
+    if (life[i] >= 50)
+      color = "colour028"; /* green */
+    else if (life[i] >= 25)
+      color = "colour172"; /* yellow */
+    else
+      color = "colour088"; /* red */
 
     switch (state[i]) {
     case CHARGED: /* fully charged */
-      printf("%s %d%%  ", icon[life[i]/10], life[i]);
+      printf("%s %d%%  ", icon[life[i] / 10], life[i]);
       break;
     case DISCHARGING: /* discharging */
-      printf("#[fg=%s]%s#[fg=default] %d%%  ", color, icon[life[i]/10], life[i]);
+      printf("#[fg=%s]%s#[fg=default] %d%%  ", color, icon[life[i] / 10],
+             life[i]);
       break;
     case CHARGING: /* charging */
       printf("#[fg=yellow]\uf583#[fg=default] %d%%\n  ", life[i]);
--
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