test: code size saving, no logic changes

ps: fix warning, make a bit smaller
kill -l: make smaller & know much more signals

function                                             old     new   delta
get_signum                                           121     153     +32
kill_main                                            826     843     +17
get_signame                                           44      36      -8
signals                                              252     224     -28
.rodata                                           131955  131923     -32
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 2/3 up/down: 49/-68)            Total: -19 bytes

2 files changed, 12 insertions, 7 deletions

diff --git a/procps/kill.c b/procps/kill.c
index e2b029d..b325749 100644
--- a/procps/kill.c
+++ b/procps/kill.c
@@ -51,7 +51,9 @@ int kill_main(int argc, char **argv)
 		if (argc == 1) {
 			/* Print the whole signal list */
 			for (signo = 1; signo < 32; signo++) {
-				puts(get_signame(signo));
+				const char *name = get_signame(signo);
+				if (!isdigit(name[0]))
+					puts(name);
 			}
 		} else { /* -l <sig list> */
 			while ((arg = *++argv)) {
diff --git a/procps/ps.c b/procps/ps.c
index 5128c3d..5545313 100644
--- a/procps/ps.c
+++ b/procps/ps.c
@@ -47,18 +47,21 @@ static void func_pgid(char *buf, int size, const procps_status_t *ps)
 	sprintf(buf, "%*u", size, ps->pgid);
 }
 
-static void func_vsz(char *buf, int size, const procps_status_t *ps)
+static void put_u(char *buf, int size, unsigned u)
 {
 	char buf5[5];
-	smart_ulltoa5( ((unsigned long long)ps->vsz) << 10, buf5);
+	smart_ulltoa5( ((unsigned long long)u) << 10, buf5);
 	sprintf(buf, "%.*s", size, buf5);
 }
 
+static void func_vsz(char *buf, int size, const procps_status_t *ps)
+{
+	put_u(buf, size, ps->vsz);
+}
+
 static void func_rss(char *buf, int size, const procps_status_t *ps)
 {
-	char buf5[5];
-	smart_ulltoa5( ((unsigned long long)ps->rss) << 10, buf5);
-	sprintf(buf, "%.*s", size, buf5);
+	put_u(buf, size, ps->rss);
 }
 
 static void func_tty(char *buf, int size, const procps_status_t *ps)
@@ -383,7 +386,7 @@ int ps_main(int argc, char **argv)
 				len = printf("%5u %-8s        %s ",
 					p->pid, user, p->state);
 			else
-				len = printf("%5u %-8s %6ld %s ",
+				len = printf("%5u %-8s %6u %s ",
 					p->pid, user, p->vsz, p->state);
 		}