DEVEL15-socklen-t-check-20090316

LICENSE IPL10

verify we have socklen_t and if not, get it

(cherry picked from commit 2d683a880bf5f30db22862f0f6add14142dbcf9a)

diff --git a/acinclude.m4 b/acinclude.m4
index 395e7fbfc41faadcf9006584f0b8a36c4a7e2f65..7577beac0346e9100ed330d83d15a04f6a68120b 100644 (file)
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -323,6 +323,7 @@ dnl Various compiler setup.
 AC_TYPE_PID_T
 AC_TYPE_SIZE_T
 AC_TYPE_SIGNAL
+AC_TYPE_SOCKLEN_T
 AC_CHECK_TYPES(sig_t, , ,
   [#include <sys/types.h>
    #include <signal.h> ])

diff --git a/src/cf/socklen.m4 b/src/cf/socklen.m4
new file mode 100644 (file)
index 0000000..50ee10f
--- /dev/null
+++ b/src/cf/socklen.m4
@@ -0,0 +1,18 @@
+AC_DEFUN([AC_TYPE_SOCKLEN_T],
+[
+AC_CACHE_CHECK([for socklen_t], 
+ac_cv_type_socklen_t, [
+        AC_TRY_COMPILE([
+                      #include <sys/types.h>
+                      #include <sys/socket.h>
+              ],
+              [
+                      socklen_t len = 42; return 0;
+              ],
+              ac_cv_type_socklen_t="yes", ac_cv_type_socklen_t="no")
+        ])
+
+        if test "x$ac_cv_type_socklen_t" = "xno"; then
+              AC_DEFINE(socklen_t, int, [the type of the last argument to getsockopt etc])
+        fi
+])