check for <sys/select.h> before <sys/types.h> (bb #452)

git-svn: trunk@4016

ChangeLog

@@ -1,3 +1,7 @@
+Tue Jul 29 10:29:54 EEST 2008 (edwin)
+-------------------------------------
+  * configure.in: check for <sys/select.h> before <sys/types.h> (bb #452)
+
 Tue Jul 29 03:53:31 CEST 2008 (acab)
 ------------------------------------
   * libclamav/disasm.c: change output struct

configure

@@ -19058,7 +19058,35 @@ _ACEOF
 cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
-#include <sys/types.h>
+#include <sys/select.h>
+
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+  $EGREP "fd_mask" >/dev/null 2>&1; then
+  have_fd_set=yes
+fi
+rm -f conftest*
+
+if test $have_fd_set = yes; then
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_SYS_SELECT_H 1
+_ACEOF
+
+	{ echo "$as_me:$LINENO: result: yes, found in sys/select.h" >&5
+echo "${ECHO_T}yes, found in sys/select.h" >&6; }
+else
+	cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <sys/time.h>
+			#include <sys/types.h>
+			#ifdef HAVE_UNISTD_H
+			#include <unistd.h>
+			#endif
 int
 main ()
 {
@@ -19093,42 +19121,18 @@ sed 's/^/| /' conftest.$ac_ext >&5
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-if test $have_fd_set = yes; then
-    { echo "$as_me:$LINENO: result: yes, found in sys/types.h" >&5
+	if test $have_fd_set = yes; then
+		{ echo "$as_me:$LINENO: result: yes, found in sys/types.h" >&5
 echo "${ECHO_T}yes, found in sys/types.h" >&6; }
-else
-    cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-#include <sys/select.h>
-
-_ACEOF
-if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "fd_mask" >/dev/null 2>&1; then
-  have_fd_set=yes
-fi
-rm -f conftest*
-
-    if test $have_fd_set = yes; then
-
-cat >>confdefs.h <<\_ACEOF
-#define HAVE_SYS_SELECT_H 1
-_ACEOF
-
-        { echo "$as_me:$LINENO: result: yes, found in sys/select.h" >&5
-echo "${ECHO_T}yes, found in sys/select.h" >&6; }
-    else
+	else
 
 cat >>confdefs.h <<\_ACEOF
 #define NO_FD_SET 1
 _ACEOF
 
-        { echo "$as_me:$LINENO: result: no" >&5
+		{ echo "$as_me:$LINENO: result: no" >&5
 echo "${ECHO_T}no" >&6; }
-    fi
+	fi
 fi
 
 { echo "$as_me:$LINENO: checking default FD_SETSIZE value" >&5

configure.in

@@ -1417,19 +1417,23 @@ fi
 
 dnl Check if <sys/select.h> needs to be included for fd_set
 AC_MSG_CHECKING([for fd_set])
-AC_TRY_COMPILE([#include <sys/types.h>],
-        [fd_set readMask, writeMask;], have_fd_set=yes, have_fd_set=no)
+AC_HEADER_EGREP([fd_mask], [sys/select.h], [have_fd_set=yes])
 if test $have_fd_set = yes; then
-    AC_MSG_RESULT([yes, found in sys/types.h])
+	AC_DEFINE([HAVE_SYS_SELECT_H], 1, "have <sys/select.h>")
+	AC_MSG_RESULT([yes, found in sys/select.h])
 else
-    AC_HEADER_EGREP([fd_mask], [sys/select.h], [have_fd_set=yes])
-    if test $have_fd_set = yes; then
-        AC_DEFINE([HAVE_SYS_SELECT_H], 1, "have <sys/select.h>")
-        AC_MSG_RESULT([yes, found in sys/select.h])
-    else
-        AC_DEFINE([NO_FD_SET], 1, "no fd_set")
-        AC_MSG_RESULT(no)
-    fi
+	AC_TRY_COMPILE([#include <sys/time.h>
+			#include <sys/types.h>
+			#ifdef HAVE_UNISTD_H
+			#include <unistd.h>
+			#endif],
+		[fd_set readMask, writeMask;], have_fd_set=yes, have_fd_set=no)
+	if test $have_fd_set = yes; then
+		AC_MSG_RESULT([yes, found in sys/types.h])
+	else
+		AC_DEFINE([NO_FD_SET], 1, "no fd_set")
+		AC_MSG_RESULT(no)
+	fi
 fi
 
 AC_MSG_CHECKING([default FD_SETSIZE value])