add -fvisibility=hidden to CC flags, mark XXX_main functions

EXTERNALLY_VISIBLE. 5% size reduction of libbusybox.so

11 files changed, 11 insertions, 11 deletions

diff --git a/loginutils/addgroup.c b/loginutils/addgroup.c
index b213074..9b2c679 100644
--- a/loginutils/addgroup.c
+++ b/loginutils/addgroup.c
@@ -122,7 +122,7 @@ static void add_user_to_group(char **args,
  * If called with two non-option arguments, addgroup
  * will add an existing user to an existing group.
  */
-int addgroup_main(int argc, char **argv);
+int addgroup_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int addgroup_main(int argc, char **argv)
 {
 	char *group;
diff --git a/loginutils/adduser.c b/loginutils/adduser.c
index 149ea9c..5c62428 100644
--- a/loginutils/adduser.c
+++ b/loginutils/adduser.c
@@ -165,7 +165,7 @@ static int adduser(struct passwd *p)
  *
  * can be customized via command-line parameters.
  */
-int adduser_main(int argc, char **argv);
+int adduser_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int adduser_main(int argc, char **argv)
 {
 	struct passwd pw;
diff --git a/loginutils/chpasswd.c b/loginutils/chpasswd.c
index 61f9b89..7d47899 100644
--- a/loginutils/chpasswd.c
+++ b/loginutils/chpasswd.c
@@ -20,7 +20,7 @@ static const char chpasswd_longopts[] ALIGN1 =
 #define OPT_ENC		1
 #define OPT_MD5		2
 
-int chpasswd_main(int argc, char **argv);
+int chpasswd_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int chpasswd_main(int argc, char **argv)
 {
 	char *name, *pass;
diff --git a/loginutils/cryptpw.c b/loginutils/cryptpw.c
index 0847857..06817a6 100644
--- a/loginutils/cryptpw.c
+++ b/loginutils/cryptpw.c
@@ -7,7 +7,7 @@
 
 #include "libbb.h"
 
-int cryptpw_main(int argc, char **argv);
+int cryptpw_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int cryptpw_main(int argc, char **argv)
 {
 	char salt[sizeof("$N$XXXXXXXX")];
diff --git a/loginutils/deluser.c b/loginutils/deluser.c
index 0e4f02d..c67ad72 100644
--- a/loginutils/deluser.c
+++ b/loginutils/deluser.c
@@ -93,7 +93,7 @@ static void del_line_matching(char **args,
 	free(new);
 }
 
-int deluser_main(int argc, char **argv);
+int deluser_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int deluser_main(int argc, char **argv)
 {
 	if (argc == 2
diff --git a/loginutils/getty.c b/loginutils/getty.c
index db8d7ce..bc735d0 100644
--- a/loginutils/getty.c
+++ b/loginutils/getty.c
@@ -699,7 +699,7 @@ static void update_utmp(const char *line)
 #endif /* SYSV_STYLE */
 
 
-int getty_main(int argc, char **argv);
+int getty_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int getty_main(int argc, char **argv)
 {
 	int nullfd;
diff --git a/loginutils/login.c b/loginutils/login.c
index dfdc58b..bddc0f5 100644
--- a/loginutils/login.c
+++ b/loginutils/login.c
@@ -219,7 +219,7 @@ static void alarm_handler(int sig ATTRIBUTE_UNUSED)
 	exit(EXIT_SUCCESS);
 }
 
-int login_main(int argc, char **argv);
+int login_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int login_main(int argc, char **argv)
 {
 	enum {
diff --git a/loginutils/passwd.c b/loginutils/passwd.c
index ce333b4..99afde2 100644
--- a/loginutils/passwd.c
+++ b/loginutils/passwd.c
@@ -70,7 +70,7 @@ static char* new_password(const struct passwd *pw, uid_t myuid, int algo)
 	return ret;
 }
 
-int passwd_main(int argc, char **argv);
+int passwd_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int passwd_main(int argc, char **argv)
 {
 	enum {
diff --git a/loginutils/su.c b/loginutils/su.c
index 123907e..8c55170 100644
--- a/loginutils/su.c
+++ b/loginutils/su.c
@@ -11,7 +11,7 @@
 #define SU_OPT_mp (3)
 #define SU_OPT_l (4)
 
-int su_main(int argc, char **argv);
+int su_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int su_main(int argc, char **argv)
 {
 	unsigned flags;
diff --git a/loginutils/sulogin.c b/loginutils/sulogin.c
index 5c73bda..7f100a1 100644
--- a/loginutils/sulogin.c
+++ b/loginutils/sulogin.c
@@ -34,7 +34,7 @@ static void catchalarm(int ATTRIBUTE_UNUSED junk)
 }
 
 
-int sulogin_main(int argc, char **argv);
+int sulogin_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int sulogin_main(int argc, char **argv)
 {
 	char *cp;
diff --git a/loginutils/vlock.c b/loginutils/vlock.c
index 8e3a1ea..6e928e2 100644
--- a/loginutils/vlock.c
+++ b/loginutils/vlock.c
@@ -33,7 +33,7 @@ static void acquire_vt(int signo)
 	ioctl(vfd, VT_RELDISP, VT_ACKACQ);
 }
 
-int vlock_main(int argc, char **argv);
+int vlock_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int vlock_main(int argc, char **argv)
 {
 	sigset_t sig;