libbb: code shrink: introduce and use [_]exit_FAILURE()

function                                             old     new   delta
exit_FAILURE                                           -       7      +7
_exit_FAILURE                                          -       7      +7
run                                                  198     199      +1
restore_state_and_exit                               114     115      +1
xbsd_write_bootstrap                                 399     397      -2
vfork_compressor                                     209     207      -2
sig_handler                                           12      10      -2
serial_ctl                                           154     152      -2
parse_args                                          1169    1167      -2
onintr                                                21      19      -2
make_new_session                                     493     491      -2
login_main                                           988     986      -2
gotsig                                                35      33      -2
do_iplink                                           1315    1313      -2
addgroup_main                                        397     395      -2
inetd_main                                          1911    1908      -3
------------------------------------------------------------------------------
(add/remove: 2/0 grow/shrink: 2/12 up/down: 16/-25)            Total: -9 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

2 files changed, 6 insertions, 6 deletions

diff --git a/loginutils/addgroup.c b/loginutils/addgroup.c
index 2a83c8a15..71d3a8db9 100644
--- a/loginutils/addgroup.c
+++ b/loginutils/addgroup.c
@@ -102,7 +102,7 @@ static void new_group(char *group, gid_t gid)
 	/* add entry to group */
 	p = xasprintf("x:%u:", (unsigned) gr.gr_gid);
 	if (update_passwd(bb_path_group_file, group, p, NULL) < 0)
-		exit(EXIT_FAILURE);
+		exit_FAILURE();
 	if (ENABLE_FEATURE_CLEAN_UP)
 		free(p);
 #if ENABLE_FEATURE_SHADOWPASSWDS
diff --git a/loginutils/login.c b/loginutils/login.c
index 332238181..b02be2176 100644
--- a/loginutils/login.c
+++ b/loginutils/login.c
@@ -173,7 +173,7 @@ static void die_if_nologin(void)
 	fflush_all();
 	/* Users say that they do need this prior to exit: */
 	tcdrain(STDOUT_FILENO);
-	exit(EXIT_FAILURE);
+	exit_FAILURE();
 }
 #else
 # define die_if_nologin() ((void)0)
@@ -265,19 +265,19 @@ static void get_username_or_die(char *buf, int size_buf)
 	do {
 		c = getchar();
 		if (c == EOF)
-			exit(EXIT_FAILURE);
+			exit_FAILURE();
 		if (c == '\n') {
 			if (!--cntdown)
-				exit(EXIT_FAILURE);
+				exit_FAILURE();
 			goto prompt;
 		}
 	} while (isspace(c)); /* maybe isblank? */
 
 	*buf++ = c;
 	if (!fgets(buf, size_buf-2, stdin))
-		exit(EXIT_FAILURE);
+		exit_FAILURE();
 	if (!strchr(buf, '\n'))
-		exit(EXIT_FAILURE);
+		exit_FAILURE();
 	while ((unsigned char)*buf > ' ')
 		buf++;
 	*buf = '\0';