use fmemopen

1 files changed, 11 insertions, 8 deletions

diff --git a/main.c b/main.c
index 7ee6d13..8fc757c 100644
--- a/main.c
+++ b/main.c
@@ -90,28 +90,31 @@ static int isdir(const char *path)
 
 static void print_battery_status(void)
 {
-#define PRINT(...) str += snprintf(str, sizeof(status) - (str - status), __VA_ARGS__)
-
-	static char status[512];
-
-	char *str = status;
+	char status[512];
+	FILE *fp;
 
 	if (! isdir(SYSPATH))
 		return;
 
+	fp = fmemopen(status, sizeof(status), "w");
+
 	if (! strcasecmp("charging", readline(SYSPATH, "status")))
-		PRINT("%s ", charging);
+		fprintf(fp, "%s ", charging);
 
 	int capacity = atoi(readline(SYSPATH, "capacity"));
 
 	if (capacity == 100)
-		PRINT("full");
+		fprintf(fp, "full");
 	else
-		PRINT("%d%%", capacity);
+		fprintf(fp, "%d%%", capacity);
+
+	fflush(fp);
 
 	printf(", bat: %s", status);
 
 	readline(NULL, NULL);
+
+	fclose(fp);
 }
 
 static bool is_proc_entry(struct dirent *de)