ps: minor reformatting and trailing whitespace elimination

This patch mostly reorganizes include files and eliminates
some useless trailing whitespace.

It also adopts the standard procps-ng unconditional approach
to nls initialization.

ps/display.c

@@ -9,32 +9,26 @@
  * GNU Library General Public License for more details.
  */
 
-#include <stdlib.h>
+#include <grp.h>
+#include <locale.h>
+#include <pwd.h>
+#include <signal.h>
 #include <stdio.h>
+#include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
 
-#if (__GNU_LIBRARY__ >= 6)
-# include <locale.h>
-#endif
-
-/* username lookups */
-#include <sys/types.h>
-#include <pwd.h>
-#include <grp.h>
-
-/* major/minor number */
 #include <sys/sysmacros.h>
+#include <sys/types.h>
 
-#include <signal.h>   /* catch signals */
+#include "../proc/alloc.h"
+#include "../proc/readproc.h"
+#include "../proc/sig.h"
+#include "../proc/sysinfo.h"
+#include "../proc/version.h"
+#include "../proc/wchan.h"
 
 #include "common.h"
-#include "../proc/alloc.h"
-#include "../proc/wchan.h"
-#include "../proc/version.h"
-#include "../proc/readproc.h"
-#include "../proc/sysinfo.h"
-#include "../proc/sig.h"
 
 #ifndef SIGCHLD
 #define SIGCHLD SIGCLD
@@ -529,11 +523,9 @@ static void fancy_spew(void){
 
 /***** no comment */
 int main(int argc, char *argv[]){
-#if (__GNU_LIBRARY__ >= 6)
   setlocale (LC_ALL, "");
   bindtextdomain(PACKAGE, LOCALEDIR);
   textdomain(PACKAGE);
-#endif
 
 #ifdef DEBUG
   init_stack_trace(argv[0]);

ps/global.c

@@ -8,25 +8,26 @@
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  * GNU Library General Public License for more details.
  */
-#include <stdlib.h>
-#include <termios.h>
-#include <stdio.h>
-#include <unistd.h>
-#include <sys/ioctl.h>
-#include <sys/types.h>
-#include <pwd.h>
-#include <grp.h>
-#include <string.h>
-#include <sys/stat.h>
+
 #include <fcntl.h>
+#include <grp.h>
+#include <pwd.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <termios.h>
+#include <unistd.h>
 
-#include "common.h"
-
+#include <sys/ioctl.h>
+#include <sys/stat.h>
 #include <sys/sysmacros.h>
+#include <sys/types.h>
+
 #include "../proc/wchan.h"
 #include "../proc/version.h"
 #include "../proc/sysinfo.h"
 
+#include "common.h"
 
 #ifndef __GNU_LIBRARY__
 #define __GNU_LIBRARY__ -1

ps/output.c

@@ -21,7 +21,6 @@
  * For example, Digital prints the real-time signals.
  */
 
-
 /*
  * Data table idea:
  *
@@ -40,6 +39,7 @@
  */
 
 #include <ctype.h>
+#include <dlfcn.h>
 #include <fcntl.h>
 #include <grp.h>
 #include <limits.h>
@@ -47,13 +47,13 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <sys/ioctl.h>
-#include <sys/resource.h>
-#include <sys/types.h>
-#include <sys/mman.h>
 #include <time.h>
 #include <unistd.h>
-#include <dlfcn.h>
+
+#include <sys/ioctl.h>
+#include <sys/mman.h>
+#include <sys/resource.h>
+#include <sys/types.h>
 
 #include "../proc/readproc.h"
 #include "../proc/sysinfo.h"
@@ -61,6 +61,7 @@
 #include "../proc/procps.h"
 #include "../proc/devname.h"
 #include "../proc/escape.h"
+
 #include "common.h"
 
 /* TODO:

ps/parser.c

@@ -13,22 +13,21 @@
  * #define Print(fmt, args...) printf("Debug: " fmt, ## args)
  */
 
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-
-/* username lookups */
-#include <sys/types.h>
-#include <pwd.h>
 #include <grp.h>
-
-#include <sys/stat.h>
+#include <pwd.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
 #include <unistd.h>
 
-#include "common.h"
+#include <sys/stat.h>
+#include <sys/types.h>
+
 #include "../proc/alloc.h"
 #include "../proc/version.h"
 
+#include "common.h"
+
 #define ARG_GNU  0
 #define ARG_END  1
 #define ARG_PGRP 2
@@ -154,8 +153,7 @@ found_it:
   return 0;
 }
 
-static int parse_usage_section(const char *opt)
-{
+static int parse_usage_section(const char *opt){
   if (!strcmp(opt, "s") || !strcmp(opt, "selection"))
     return USAGE_SELECTION;
   if (!strcmp(opt, "l") || !strcmp(opt, "list"))

ps/select.c

@@ -9,13 +9,14 @@
  * GNU Library General Public License for more details.
  */
 
-#include <string.h>
-#include <stdlib.h>
 #include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "../proc/procps.h"
+#include "../proc/readproc.h"
 
 #include "common.h"
-#include "../proc/readproc.h"
-#include "../proc/procps.h"
 
 //#define process_group_leader(p) ((p)->pgid    == (p)->tgid)
 //#define some_other_user(p)      ((p)->euid    != cached_euid)

ps/sortformat.c

@@ -9,17 +9,17 @@
  * GNU Library General Public License for more details.
  */
 
-#include <stdlib.h>
+#include <grp.h>
+#include <pwd.h>
 #include <stdio.h>
+#include <stdlib.h>
 #include <string.h>
 
-/* username lookups */
 #include <sys/types.h>
-#include <pwd.h>
-#include <grp.h>
 
 #include "../proc/readproc.h"
 #include "../proc/sysinfo.h"
+
 #include "common.h"
 
 static sf_node *sf_list = NULL;         /* deferred sorting and formatting */

ps/stacktrace.c

@@ -5,14 +5,15 @@
  * Modified for easy use by Albert Cahalan.
  */
 
-#include <unistd.h>
 #include <errno.h>
 #include <signal.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <unistd.h>
+
+#include <sys/time.h>
 #include <sys/types.h>
 #include <sys/wait.h>
-#include <sys/time.h>
 
 #include "common.h"