sd-daemon: turn sd-daemon.c into a shared library

1 files changed, 19 insertions, 13 deletions

diff --git a/src/sd-daemon.c b/src/sd-daemon.c
index a2ec74cce..e68b70875 100644
--- a/src/sd-daemon.c
+++ b/src/sd-daemon.c
@@ -49,13 +49,19 @@
 
 #include "sd-daemon.h"
 
-#if (__GNUC__ >= 4) && !defined(SD_EXPORT_SYMBOLS)
-#define _sd_hidden_ __attribute__ ((visibility("hidden")))
+#if (__GNUC__ >= 4)
+#ifdef SD_EXPORT_SYMBOLS
+/* Export symbols */
+#define _sd_export_ __attribute__ ((visibility("default")))
 #else
-#define _sd_hidden_
+/* Don't export the symbols */
+#define _sd_export_ __attribute__ ((visibility("hidden")))
+#endif
+#else
+#define _sd_export_
 #endif
 
-_sd_hidden_ int sd_listen_fds(int unset_environment) {
+_sd_export_ int sd_listen_fds(int unset_environment) {
 
 #if defined(DISABLE_SYSTEMD) || !defined(__linux__)
         return 0;
@@ -136,7 +142,7 @@ finish:
 #endif
 }
 
-_sd_hidden_ int sd_is_fifo(int fd, const char *path) {
+_sd_export_ int sd_is_fifo(int fd, const char *path) {
         struct stat st_fd;
 
         if (fd < 0)
@@ -169,7 +175,7 @@ _sd_hidden_ int sd_is_fifo(int fd, const char *path) {
         return 1;
 }
 
-_sd_hidden_ int sd_is_special(int fd, const char *path) {
+_sd_export_ int sd_is_special(int fd, const char *path) {
         struct stat st_fd;
 
         if (fd < 0)
@@ -256,7 +262,7 @@ union sockaddr_union {
         struct sockaddr_storage storage;
 };
 
-_sd_hidden_ int sd_is_socket(int fd, int family, int type, int listening) {
+_sd_export_ int sd_is_socket(int fd, int family, int type, int listening) {
         int r;
 
         if (family < 0)
@@ -284,7 +290,7 @@ _sd_hidden_ int sd_is_socket(int fd, int family, int type, int listening) {
         return 1;
 }
 
-_sd_hidden_ int sd_is_socket_inet(int fd, int family, int type, int listening, uint16_t port) {
+_sd_export_ int sd_is_socket_inet(int fd, int family, int type, int listening, uint16_t port) {
         union sockaddr_union sockaddr;
         socklen_t l;
         int r;
@@ -329,7 +335,7 @@ _sd_hidden_ int sd_is_socket_inet(int fd, int family, int type, int listening, u
         return 1;
 }
 
-_sd_hidden_ int sd_is_socket_unix(int fd, int type, int listening, const char *path, size_t length) {
+_sd_export_ int sd_is_socket_unix(int fd, int type, int listening, const char *path, size_t length) {
         union sockaddr_union sockaddr;
         socklen_t l;
         int r;
@@ -372,7 +378,7 @@ _sd_hidden_ int sd_is_socket_unix(int fd, int type, int listening, const char *p
         return 1;
 }
 
-_sd_hidden_ int sd_is_mq(int fd, const char *path) {
+_sd_export_ int sd_is_mq(int fd, const char *path) {
 #if !defined(__linux__)
         return 0;
 #else
@@ -409,7 +415,7 @@ _sd_hidden_ int sd_is_mq(int fd, const char *path) {
 #endif
 }
 
-_sd_hidden_ int sd_notify(int unset_environment, const char *state) {
+_sd_export_ int sd_notify(int unset_environment, const char *state) {
 #if defined(DISABLE_SYSTEMD) || !defined(__linux__) || !defined(SOCK_CLOEXEC)
         return 0;
 #else
@@ -477,7 +483,7 @@ finish:
 #endif
 }
 
-_sd_hidden_ int sd_notifyf(int unset_environment, const char *format, ...) {
+_sd_export_ int sd_notifyf(int unset_environment, const char *format, ...) {
 #if defined(DISABLE_SYSTEMD) || !defined(__linux__)
         return 0;
 #else
@@ -499,7 +505,7 @@ _sd_hidden_ int sd_notifyf(int unset_environment, const char *format, ...) {
 #endif
 }
 
-_sd_hidden_ int sd_booted(void) {
+_sd_export_ int sd_booted(void) {
 #if defined(DISABLE_SYSTEMD) || !defined(__linux__)
         return 0;
 #else