From: Erik Rozendaal <erik@NLnetLabs.nl>
Date: Tue, 21 Dec 2004 14:22:58 +0000 (+0000)
Subject: Check for u_char, u_short, u_long types so htons can be used with
X-Git-Tag: release-0.50~621
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=95dbc06483fc044eeccb9787d6c8b4f6c0e90471;p=thirdparty%2Fldns.git

Check for u_char, u_short, u_long types so htons can be used with
POSIX_SOURCE C code.
---

diff --git a/configure.ac b/configure.ac
index 1687acb3..73fac21e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -80,6 +80,68 @@ AC_CHECK_HEADERS(sys/param.h sys/mount.h,,,
 
 #AC_SEARCH_LIBS(RSA_new, [crypto])
 
+dnl LIBGTOP_CHECK_TYPE
+dnl Stolen from Gnome's anjuta
+dnl Improved version of AC_CHECK_TYPE which takes into account
+dnl that we need to #include some other header files on some
+dnl systems to get some types.
+
+dnl AC_LIBGTOP_CHECK_TYPE(TYPE, DEFAULT)
+AC_DEFUN([AC_LIBGTOP_CHECK_TYPE],
+[AC_REQUIRE([AC_HEADER_STDC])dnl
+AC_MSG_CHECKING(for $1)
+AC_CACHE_VAL(ac_cv_type_$1,
+[AC_EGREP_CPP(dnl
+changequote(<<,>>)dnl
+<<(^|[^a-zA-Z_0-9])$1[^a-zA-Z_0-9]>>dnl
+changequote([,]), [
+#include <sys/types.h>
+#if STDC_HEADERS
+#include <stdlib.h>
+#include <stddef.h>
+#endif
+
+#ifdef HAVE_STDINT_H
+#include <stdint.h>
+#endif
+
+#ifdef HAVE_SYS_SOCKET_H
+#include <sys/socket.h>
+#endif
+
+#ifdef HAVE_ARPA_INET_H
+#include <arpa/inet.h>
+#endif
+
+#ifdef HAVE_SIGNAL_H
+#include <signal.h>
+#endif
+
+/* For Tru64 */
+#ifdef HAVE_SYS_BITYPES_H
+#include <sys/bitypes.h>
+#endif
+], ac_cv_type_$1=yes, ac_cv_type_$1=no)])dnl
+AC_MSG_RESULT($ac_cv_type_$1)
+if test $ac_cv_type_$1 = no; then
+  AC_DEFINE($1, $2, Define "$1" to "$2" if "$1" is missing)
+fi
+])
+
+AC_LIBGTOP_CHECK_TYPE(int8_t, char) 
+AC_LIBGTOP_CHECK_TYPE(int16_t, short)
+AC_LIBGTOP_CHECK_TYPE(int32_t, int)
+AC_LIBGTOP_CHECK_TYPE(int64_t, long long)
+AC_LIBGTOP_CHECK_TYPE(uint8_t, unsigned char)
+AC_LIBGTOP_CHECK_TYPE(uint16_t, unsigned short)
+AC_LIBGTOP_CHECK_TYPE(uint32_t, unsigned int)
+AC_LIBGTOP_CHECK_TYPE(uint64_t, unsigned long long)
+AC_LIBGTOP_CHECK_TYPE(u_char, uint8_t)
+AC_LIBGTOP_CHECK_TYPE(u_short, uint16_t)
+AC_LIBGTOP_CHECK_TYPE(u_long, uint32_t)
+AC_LIBGTOP_CHECK_TYPE(socklen_t, int)
+AC_LIBGTOP_CHECK_TYPE(sig_atomic_t, int)
+
 AC_DEFINE([SYSCONFDIR], [$sysconfdir], [System configuration dir])
 
 AH_BOTTOM([