socklen-t-check-20090316
authorDerrick Brashear <shadow@dementia.org>
Mon, 16 Mar 2009 16:14:12 +0000 (16:14 +0000)
committerDerrick Brashear <shadow@dementia.org>
Mon, 16 Mar 2009 16:14:12 +0000 (16:14 +0000)
LICENSE IPL10

verify we have socklen_t and if not, get it

acinclude.m4
src/cf/socklen.m4 [new file with mode: 0644]

index f466aff..1ce5014 100644 (file)
@@ -317,7 +317,6 @@ dnl AC_MINIX
 dnl Various compiler setup.
 AC_TYPE_PID_T
 AC_TYPE_SIZE_T
-AC_TYPE_SIGNAL
 COMPILER_HAS_FUNCTION_MACRO
 
 dnl Checks for programs.
@@ -1556,6 +1555,7 @@ else
     AC_MSG_RESULT(no)
 fi
 
+AC_TYPE_SOCKLEN_T
 AC_TYPE_SIGNAL
 AC_CHECK_TYPE(ssize_t, int)
 AC_CHECK_TYPES(sig_t, , ,
diff --git a/src/cf/socklen.m4 b/src/cf/socklen.m4
new file mode 100644 (file)
index 0000000..50ee10f
--- /dev/null
@@ -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
+])