From 32bb92453ac243264763fed4f77dbb7e36ed3763 Mon Sep 17 00:00:00 2001
From: Aaron Marcher <info@nulltime.net>
Date: Sat, 7 Jan 2017 22:01:49 +0100
Subject: got rid of concat.h

---
 extern/concat.h | 22 ----------------------
 slstatus.c      | 27 ++++++++++++++-------------
 2 files changed, 14 insertions(+), 35 deletions(-)
 delete mode 100644 extern/concat.h

diff --git a/extern/concat.h b/extern/concat.h
deleted file mode 100644
index 0f3be99..0000000
--- a/extern/concat.h
+++ /dev/null
@@ -1,22 +0,0 @@
-/*
- * Thanks to lloyd for contribution
- */
-
-extern char concat[8192];
-
-extern void
-ccat(const unsigned short int count, ...)
-{
-	va_list ap;
-	unsigned short int i;
-	concat[0] = '\0';
-
-	if (count == 0)
-		return;
-
-	va_start(ap, count);
-	for(i = 0; i < count; i++)
-		strlcat(concat, va_arg(ap, char *), sizeof(concat));
-	va_end(ap);
-	return;
-}
diff --git a/slstatus.c b/slstatus.c
index 155cf2e..2775788 100644
--- a/slstatus.c
+++ b/slstatus.c
@@ -29,7 +29,6 @@
 
 #include "extern/arg.h"
 #include "extern/strlcat.h"
-#include "extern/concat.h"
 
 struct arg {
 	char *(*func)();
@@ -72,7 +71,6 @@ static void sighandler(const int signo);
 static void usage(const int eval);
 
 char *argv0;
-char concat[];
 static unsigned short int delay = 0;
 static unsigned short int done;
 static unsigned short int dflag, oflag;
@@ -107,12 +105,13 @@ static char *
 battery_perc(const char *bat)
 {
 	int perc;
+	char path[PATH_MAX];
 	FILE *fp;
 
-	ccat(3, "/sys/class/power_supply/", bat, "/capacity");
-	fp = fopen(concat, "r");
+	snprintf(path, sizeof(path), "%s%s%s", "/sys/class/power_supply/", bat, "/capacity");
+	fp = fopen(path, "r");
 	if (fp == NULL) {
-		warn("Failed to open file %s", concat);
+		warn("Failed to open file %s", path);
 		return smprintf("%s", UNKNOWN_STR);
 	}
 	fscanf(fp, "%i", &perc);
@@ -124,13 +123,14 @@ battery_perc(const char *bat)
 static char *
 battery_state(const char *bat)
 {
+	char path[PATH_MAX];
 	char state[12];
 	FILE *fp;
 
-	ccat(3, "/sys/class/power_supply/", bat, "/status");
-	fp = fopen(concat, "r");
+	snprintf(path, sizeof(path), "%s%s%s", "/sys/class/power_supply/", bat, "/status");
+	fp = fopen(path, "r");
 	if (fp == NULL) {
-		warn("Failed to open file %s", concat);
+		warn("Failed to open file %s", path);
 		return smprintf("%s", UNKNOWN_STR);
 	}
 	fscanf(fp, "%12s", state);
@@ -673,13 +673,14 @@ wifi_perc(const char *iface)
 	int perc;
 	char buf[255];
 	char *datastart;
+	char path[PATH_MAX];
 	char status[5];
 	FILE *fp;
 
-	ccat(3, "/sys/class/net/", iface, "/operstate");
-	fp = fopen(concat, "r");
+	snprintf(path, sizeof(path), "%s%s%s", "/sys/class/net/", iface, "/operstate");
+	fp = fopen(path, "r");
 	if (fp == NULL) {
-		warn("Failed to open file %s", concat);
+		warn("Failed to open file %s", path);
 		return smprintf("%s", UNKNOWN_STR);
 	}
 	fgets(status, 5, fp);
@@ -693,13 +694,13 @@ wifi_perc(const char *iface)
 		warn("Failed to open file /proc/net/wireless");
 		return smprintf("%s", UNKNOWN_STR);
 	}
-	ccat(2, iface, ":");
+
 	fgets(buf, sizeof(buf), fp);
 	fgets(buf, sizeof(buf), fp);
 	fgets(buf, sizeof(buf), fp);
 	fclose(fp);
 
-	if ((datastart = strstr(buf, concat)) == NULL) {
+	if ((datastart = strstr(buf, iface)) == NULL) {
 		return smprintf("%s", UNKNOWN_STR);
 	}
 	datastart = (datastart+(strlen(iface)+1));
-- 
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