Move components into dedicated subdirectory

This brings us a lot more tidiness.

Makefile

@@ -6,25 +6,25 @@ include config.mk
 
 REQ = util
 COM =\
-	battery\
-	cpu\
-	datetime\
-	disk\
-	entropy\
-	hostname\
-	ip\
-	kernel_release\
-	keyboard_indicators\
-	load_avg\
-	num_files\
-	ram\
-	run_command\
-	swap\
-	temperature\
-	uptime\
-	user\
-	volume\
-	wifi
+	components/battery\
+	components/cpu\
+	components/datetime\
+	components/disk\
+	components/entropy\
+	components/hostname\
+	components/ip\
+	components/kernel_release\
+	components/keyboard_indicators\
+	components/load_avg\
+	components/num_files\
+	components/ram\
+	components/run_command\
+	components/swap\
+	components/temperature\
+	components/uptime\
+	components/user\
+	components/volume\
+	components/wifi
 
 all: slstatus
 
@@ -39,14 +39,14 @@ config.h:
 	$(CC) -o $@ $(LDFLAGS) $< $(COM:=.o) $(REQ:=.o) $(LDLIBS)
 
 .c.o:
-	$(CC) -c $(CPPFLAGS) $(CFLAGS) $<
+	$(CC) -o $@ -c $(CPPFLAGS) $(CFLAGS) $<
 
 clean:
 	rm -f slstatus slstatus.o $(COM:=.o) $(REQ:=.o)
 
 dist:
 	rm -rf "slstatus-$(VERSION)"
-	mkdir -p "slstatus-$(VERSION)"
+	mkdir -p "slstatus-$(VERSION)/components"
 	cp -R LICENSE Makefile README config.mk config.def.h \
 	      arg.h slstatus.c $(COM:=.c) $(REQ:=.c) $(REQ:=.h) \
 	      slstatus.1 "slstatus-$(VERSION)"

components/battery.c

@@ -3,7 +3,7 @@
 #include <stdio.h>
 #include <string.h>
 
-#include "util.h"
+#include "../util.h"
 
 const char *
 battery_perc(const char *bat)

components/cpu.c

@@ -2,7 +2,7 @@
 #include <stdio.h>
 #include <string.h>
 
-#include "util.h"
+#include "../util.h"
 
 const char *
 cpu_freq(void)

components/datetime.c

@@ -1,7 +1,7 @@
 /* See LICENSE file for copyright and license details. */
 #include <time.h>
 
-#include "util.h"
+#include "../util.h"
 
 const char *
 datetime(const char *fmt)

components/disk.c

@@ -3,7 +3,7 @@
 #include <stdio.h>
 #include <sys/statvfs.h>
 
-#include "util.h"
+#include "../util.h"
 
 const char *
 disk_free(const char *mnt)

components/entropy.c

@@ -1,7 +1,7 @@
 /* See LICENSE file for copyright and license details. */
 #include <stdio.h>
 
-#include "util.h"
+#include "../util.h"
 
 const char *
 entropy(void)

components/hostname.c

@@ -2,7 +2,7 @@
 #include <err.h>
 #include <unistd.h>
 
-#include "util.h"
+#include "../util.h"
 
 const char *
 hostname(void)

components/ip.c

@@ -5,7 +5,7 @@
 #include <stdio.h>
 #include <string.h>
 
-#include "util.h"
+#include "../util.h"
 
 const char *
 ipv4(const char *iface)

components/kernel_release.c

@@ -2,7 +2,7 @@
 #include <sys/utsname.h>
 #include <stdio.h>
 
-#include "util.h"
+#include "../util.h"
 
 const char *
 kernel_release(void)

components/keyboard_indicators.c

@@ -2,7 +2,7 @@
 #include <err.h>
 #include <X11/Xlib.h>
 
-#include "util.h"
+#include "../util.h"
 
 const char *
 keyboard_indicators(void)

components/load_avg.c

@@ -2,7 +2,7 @@
 #include <err.h>
 #include <stdlib.h>
 
-#include "util.h"
+#include "../util.h"
 
 const char *
 load_avg(const char *fmt)

components/num_files.c

@@ -4,7 +4,7 @@
 #include <stdio.h>
 #include <string.h>
 
-#include "util.h"
+#include "../util.h"
 
 const char *
 num_files(const char *dir)

components/ram.c

@@ -1,7 +1,7 @@
 /* See LICENSE file for copyright and license details. */
 #include <stdio.h>
 
-#include "util.h"
+#include "../util.h"
 
 const char *
 ram_free(void)

components/run_command.c

@@ -3,7 +3,7 @@
 #include <stdio.h>
 #include <string.h>
 
-#include "util.h"
+#include "../util.h"
 
 const char *
 run_command(const char *cmd)

components/swap.c

@@ -3,7 +3,7 @@
 #include <stdio.h>
 #include <string.h>
 
-#include "util.h"
+#include "../util.h"
 
 const char *
 swap_free(void)

components/temperature.c

@@ -1,7 +1,7 @@
 /* See LICENSE file for copyright and license details. */
 #include <stdio.h>
 
-#include "util.h"
+#include "../util.h"
 
 const char *
 temp(const char *file)

components/uptime.c

@@ -1,7 +1,7 @@
 /* See LICENSE file for copyright and license details. */
 #include <sys/sysinfo.h>
 
-#include "util.h"
+#include "../util.h"
 
 const char *
 uptime(void)

components/user.c

@@ -4,7 +4,7 @@
 #include <sys/types.h>
 #include <unistd.h>
 
-#include "util.h"
+#include "../util.h"
 
 const char *
 gid(void)

components/volume.c

@@ -7,7 +7,7 @@
 #include <string.h>
 #include <unistd.h>
 
-#include "util.h"
+#include "../util.h"
 
 const char *
 vol_perc(const char *card)

components/wifi.c

@@ -9,7 +9,7 @@
 #include <sys/ioctl.h>
 #include <unistd.h>
 
-#include "util.h"
+#include "../util.h"
 
 const char *
 wifi_perc(const char *iface)