Extract usage information into a separate file.

procps/free.c

@@ -25,13 +25,6 @@
 #include <stdio.h>
 #include <errno.h>
 
-const char free_usage[] =
-	"free\n"
-#ifndef BB_FEATURE_TRIVIAL_HELP
-	"\nDisplays the amount of free and used system memory\n"
-#endif
-	;
-
 extern int free_main(int argc, char **argv)
 {
 	struct sysinfo info;

procps/kill.c

@@ -31,24 +31,6 @@
 #include <sys/stat.h>
 #include <unistd.h>
 
-static const char *kill_usage =
-	"kill [-signal] process-id [process-id ...]\n"
-#ifndef BB_FEATURE_TRIVIAL_HELP
-	"\nSend a signal (default is SIGTERM) to the specified process(es).\n\n"
-	"Options:\n" "\t-l\tList all signal names and numbers.\n\n"
-#endif
-	;
-
-#ifdef BB_KILLALL
-static const char *killall_usage =
-	"killall [-signal] process-name [process-name ...]\n"
-#ifndef BB_FEATURE_TRIVIAL_HELP
-	"\nSend a signal (default is SIGTERM) to the specified process(es).\n\n"
-	"Options:\n" "\t-l\tList all signal names and numbers.\n\n"
-#endif
-#endif
-	;
-
 #define KILL	0
 #define KILLALL	1
 

procps/ps.c

@@ -114,14 +114,6 @@ static void parse_proc_status(char *S, proc_t * P)
 
 }
 
-const char ps_usage[] =
-	"ps\n"
-#ifndef BB_FEATURE_TRIVIAL_HELP
-	"\nReport process status\n"
-	"\nThis version of ps accepts no options.\n"
-#endif
-	;
-
 extern int ps_main(int argc, char **argv)
 {
 	proc_t p;