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

EXTERNALLY_VISIBLE. 5% size reduction of libbusybox.so

4 files changed, 4 insertions, 4 deletions

diff --git a/sysklogd/klogd.c b/sysklogd/klogd.c
index 2af410590..11642461d 100644
--- a/sysklogd/klogd.c
+++ b/sysklogd/klogd.c
@@ -35,7 +35,7 @@ static void klogd_signal(int sig ATTRIBUTE_UNUSED)
 #define KLOGD_LOGBUF_SIZE BUFSIZ
 #define log_buffer bb_common_bufsiz1
 
-int klogd_main(int argc, char **argv);
+int klogd_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int klogd_main(int argc, char **argv)
 {
         int i = i; /* silence gcc */
diff --git a/sysklogd/logger.c b/sysklogd/logger.c
index 6e1debd67..e2d074605 100644
--- a/sysklogd/logger.c
+++ b/sysklogd/logger.c
@@ -81,7 +81,7 @@ static int pencode(char *s)
 }
 
 
-int logger_main(int argc, char **argv);
+int logger_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int logger_main(int argc, char **argv)
 {
         char *str_p, *str_t;
diff --git a/sysklogd/logread.c b/sysklogd/logread.c
index 69a084ff6..6567df374 100644
--- a/sysklogd/logread.c
+++ b/sysklogd/logread.c
@@ -53,7 +53,7 @@ static void interrupted(int sig ATTRIBUTE_UNUSED)
         exit(0);
 }
 
-int logread_main(int argc, char **argv);
+int logread_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int logread_main(int argc, char **argv)
 {
         int cur;
diff --git a/sysklogd/syslogd.c b/sysklogd/syslogd.c
index f27bd8379..284e5743c 100644
--- a/sysklogd/syslogd.c
+++ b/sysklogd/syslogd.c
@@ -556,7 +556,7 @@ static void do_syslogd(void)
         } /* for */
 }
 
-int syslogd_main(int argc, char **argv);
+int syslogd_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int syslogd_main(int argc, char **argv)
 {
         char OPTION_DECL;