lib: utils: deprecate strdup

When introducing robust mutexes, ouroboros moved to POSIX 200809L
which includes the strdup function in <string.h>. Including
<ouroboros/config.h> will give access to strdup.

Fixes #15.

3 files changed, 4 insertions, 22 deletions

diff --git a/src/ipcpd/ipcp-data.c b/src/ipcpd/ipcp-data.c
index 76fc4bcd..8dc708b2 100644
--- a/src/ipcpd/ipcp-data.c
+++ b/src/ipcpd/ipcp-data.c
@@ -21,15 +21,16 @@
  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  */
 
-#include "ipcp-data.h"
+#include <ouroboros/config.h>
 #include <ouroboros/shm_du_map.h>
 #include <ouroboros/list.h>
-#include <ouroboros/utils.h>
 
 #define OUROBOROS_PREFIX "ipcp-utils"
 
 #include <ouroboros/logs.h>
 
+#include "ipcp-data.h"
+
 #include <string.h>
 #include <stdlib.h>
 
diff --git a/src/lib/irm.c b/src/lib/irm.c
index 68ffdf03..8f475e38 100644
--- a/src/lib/irm.c
+++ b/src/lib/irm.c
@@ -22,12 +22,12 @@
 
 #define OUROBOROS_PREFIX "libouroboros-irm"
 
+#include <ouroboros/config.h>
 #include <ouroboros/errno.h>
 #include <ouroboros/irm.h>
 #include <ouroboros/common.h>
 #include <ouroboros/logs.h>
 #include <ouroboros/sockets.h>
-#include <ouroboros/utils.h>
 
 #include <string.h>
 #include <stdlib.h>
diff --git a/src/lib/utils.c b/src/lib/utils.c
index 49065138..acaf1176 100644
--- a/src/lib/utils.c
+++ b/src/lib/utils.c
@@ -35,25 +35,6 @@ int n_digits(unsigned i)
     return n;
 }
 
-char * strdup(const char * src)
-{
-        int len = 0;
-        char * dst = NULL;
-
-        if (src == NULL)
-                return NULL;
-
-        len = strlen(src) + 1;
-
-        dst = malloc(len);
-        if (dst == NULL)
-                return NULL;
-
-        memcpy(dst, src, len);
-
-        return dst;
-}
-
 char * path_strip(char * src)
 {
         char * dst = NULL;