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

EXTERNALLY_VISIBLE. 5% size reduction of libbusybox.so

5 files changed, 5 insertions, 5 deletions

diff --git a/runit/chpst.c b/runit/chpst.c
index 1bc8e18a3..0f605cc45 100644
--- a/runit/chpst.c
+++ b/runit/chpst.c
@@ -289,7 +289,7 @@ static void envuidgid(int, char **) ATTRIBUTE_NORETURN;
 static void envdir(int, char **) ATTRIBUTE_NORETURN;
 static void softlimit(int, char **) ATTRIBUTE_NORETURN;
 
-int chpst_main(int argc, char **argv);
+int chpst_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int chpst_main(int argc, char **argv)
 {
 	INIT_G();
diff --git a/runit/runsv.c b/runit/runsv.c
index 7cf142d8a..8c5a4d4ea 100644
--- a/runit/runsv.c
+++ b/runit/runsv.c
@@ -439,7 +439,7 @@ static int ctrl(struct svdir *s, char c)
 	return 1;
 }
 
-int runsv_main(int argc, char **argv);
+int runsv_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int runsv_main(int argc, char **argv)
 {
 	struct stat s;
diff --git a/runit/runsvdir.c b/runit/runsvdir.c
index 924f771b7..9e98ca6f8 100644
--- a/runit/runsvdir.c
+++ b/runit/runsvdir.c
@@ -204,7 +204,7 @@ static int setup_log(void)
 	return 1;
 }
 
-int runsvdir_main(int argc, char **argv);
+int runsvdir_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int runsvdir_main(int argc, char **argv)
 {
 	struct stat s;
diff --git a/runit/sv.c b/runit/sv.c
index 757391a54..e31adffed 100644
--- a/runit/sv.c
+++ b/runit/sv.c
@@ -411,7 +411,7 @@ static int control(const char *a)
 	return 1;
 }
 
-int sv_main(int argc, char **argv);
+int sv_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int sv_main(int argc, char **argv)
 {
 	unsigned opt;
diff --git a/runit/svlogd.c b/runit/svlogd.c
index bf46ef7f8..5f682b19c 100644
--- a/runit/svlogd.c
+++ b/runit/svlogd.c
@@ -843,7 +843,7 @@ static void logmatch(struct logdir *ld)
 	}
 }
 
-int svlogd_main(int argc, char **argv);
+int svlogd_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int svlogd_main(int argc, char **argv)
 {
 	char *r,*l,*b;