From 0b3b86e1b0c4d164fd85b5437ba4148acfbdd564 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?IOhannes=20m=20zm=C3=B6lnig?=
 <zmoelnig@users.sourceforge.net>
Date: Sat, 7 Jan 2006 17:18:30 +0000
Subject: checks for compiler-flags (i should commit them to a autoconf
 repository)

svn path=/trunk/externals/zexy/; revision=4374
---
 src/acinclude.m4 |  95 ++++++++++++++++++++++++++++++++++++++++++++++++
 src/aclocal.m4   | 109 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 204 insertions(+)
 create mode 100644 src/acinclude.m4
 create mode 100644 src/aclocal.m4

diff --git a/src/acinclude.m4 b/src/acinclude.m4
new file mode 100644
index 0000000..4a7ae76
--- /dev/null
+++ b/src/acinclude.m4
@@ -0,0 +1,95 @@
+dnl Copyright (C) 2005-2006 IOhannes m zmölnig
+dnl This file is free software; IOhannes m zmölnig
+dnl gives unlimited permission to copy and/or distribute it,
+dnl with or without modifications, as long as this notice is preserved.
+
+# AC_CHECK_CXXFLAGS(ADDITIONAL-CXXFLAGS, ACTION-IF-FOUND, ACTION-IF-NOT-FOUND)
+#
+# checks whether the $(CXX) compiler accepts the ADDITIONAL-CXXFLAGS
+# if so, they are added to the CXXFLAGS
+AC_DEFUN([AC_CHECK_CXXFLAGS],
+[
+  AC_MSG_CHECKING([whether $CXX accepts "$1"])
+cat > conftest.c++ << EOF
+int main(){
+  return 0;
+}
+EOF
+if $CXX $CPPFLAGS $CXXFLAGS -o conftest.o conftest.c++ [$1] > /dev/null 2>&1
+then
+  AC_MSG_RESULT([yes])
+  CXXFLAGS="${CXXFLAGS} [$1]"
+  [$2]
+else
+  AC_MSG_RESULT([no])
+  [$3]
+fi
+])# AC_CHECK_CXXFLAGS
+
+# AC_CHECK_CFLAGS(ADDITIONAL-CFLAGS, ACTION-IF-FOUND, ACTION-IF-NOT-FOUND)
+#
+# checks whether the $(C) compiler accepts the ADDITIONAL-CFLAGS
+# if so, they are added to the CFLAGS
+AC_DEFUN([AC_CHECK_CFLAGS],
+[
+  AC_MSG_CHECKING([whether $CC accepts "$1"])
+cat > conftest.c++ << EOF
+int main(){
+  return 0;
+}
+EOF
+if $CC $CFLAGS -o conftest.o conftest.c++ [$1] > /dev/null 2>&1
+then
+  AC_MSG_RESULT([yes])
+  CFLAGS="${CFLAGS} [$1]"
+  [$2]
+else
+  AC_MSG_RESULT([no])
+  [$3]
+fi
+])# AC_CHECK_CFLAGS
+
+# AC_CHECK_FRAMEWORK(FRAMEWORK, ACTION-IF-FOUND, ACTION-IF-NOT-FOUND)
+#
+#
+AC_DEFUN([AC_CHECK_FRAMEWORK],
+[
+  AC_MSG_CHECKING([for "$1"-framework])
+
+  temp_check_ldflags_org="${LDFLAGS}"
+  LDFLAGS="-framework [$1] ${LDFLAGS}"
+
+  AC_LINK_IFELSE(AC_LANG_PROGRAM(,), [temp_check_ldflags_success="yes"],[temp_check_ldflags_success="no"])
+
+  if test "x$temp_check_ldflags_success" = "xyes"; then
+    AC_MSG_RESULT([yes])
+    [$2]
+  else
+    AC_MSG_RESULT([no])
+    LDFLAGS="$temp_check_ldflags_org"
+    [$3]
+  fi
+])# AC_CHECK_FRAMEWORK
+
+# AC_CHECK_LDFLAGS(ADDITIONAL-LDFLAGS, ACTION-IF-FOUND, ACTION-IF-NOT-FOUND)
+#
+# checks whether the $(LD) linker accepts the ADDITIONAL-LDFLAGS
+# if so, they are added to the LDFLAGS
+AC_DEFUN([AC_CHECK_LDFLAGS],
+[
+  AC_MSG_CHECKING([whether linker accepts "$1"])
+  temp_check_ldflags_org="${LDFLAGS}"
+  LDFLAGS="$1 ${LDFLAGS}"
+
+  AC_LINK_IFELSE(AC_LANG_PROGRAM(,), [temp_check_ldflags_success="yes"],[temp_check_ldflags_success="no"])
+
+  if test "x$temp_check_ldflags_success" = "xyes"; then
+    AC_MSG_RESULT([yes])
+    [$2]
+  else
+    AC_MSG_RESULT([no])
+    LDFLAGS="$temp_check_ldflags_org"
+    [$3]
+  fi
+])# AC_CHECK_LDFLAGS
+
diff --git a/src/aclocal.m4 b/src/aclocal.m4
new file mode 100644
index 0000000..74ce492
--- /dev/null
+++ b/src/aclocal.m4
@@ -0,0 +1,109 @@
+# generated automatically by aclocal 1.7.9 -*- Autoconf -*-
+
+# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002
+# Free Software Foundation, Inc.
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
+dnl Copyright (C) 2005-2006 IOhannes m zmölnig
+dnl This file is free software; IOhannes m zmölnig
+dnl gives unlimited permission to copy and/or distribute it,
+dnl with or without modifications, as long as this notice is preserved.
+
+# AC_CHECK_CXXFLAGS(ADDITIONAL-CXXFLAGS, ACTION-IF-FOUND, ACTION-IF-NOT-FOUND)
+#
+# checks whether the $(CXX) compiler accepts the ADDITIONAL-CXXFLAGS
+# if so, they are added to the CXXFLAGS
+AC_DEFUN([AC_CHECK_CXXFLAGS],
+[
+  AC_MSG_CHECKING([whether $CXX accepts "$1"])
+cat > conftest.c++ << EOF
+int main(){
+  return 0;
+}
+EOF
+if $CXX $CPPFLAGS $CXXFLAGS -o conftest.o conftest.c++ [$1] > /dev/null 2>&1
+then
+  AC_MSG_RESULT([yes])
+  CXXFLAGS="${CXXFLAGS} [$1]"
+  [$2]
+else
+  AC_MSG_RESULT([no])
+  [$3]
+fi
+])# AC_CHECK_CXXFLAGS
+
+# AC_CHECK_CFLAGS(ADDITIONAL-CFLAGS, ACTION-IF-FOUND, ACTION-IF-NOT-FOUND)
+#
+# checks whether the $(C) compiler accepts the ADDITIONAL-CFLAGS
+# if so, they are added to the CFLAGS
+AC_DEFUN([AC_CHECK_CFLAGS],
+[
+  AC_MSG_CHECKING([whether $CC accepts "$1"])
+cat > conftest.c++ << EOF
+int main(){
+  return 0;
+}
+EOF
+if $CC $CFLAGS -o conftest.o conftest.c++ [$1] > /dev/null 2>&1
+then
+  AC_MSG_RESULT([yes])
+  CFLAGS="${CFLAGS} [$1]"
+  [$2]
+else
+  AC_MSG_RESULT([no])
+  [$3]
+fi
+])# AC_CHECK_CFLAGS
+
+# AC_CHECK_FRAMEWORK(FRAMEWORK, ACTION-IF-FOUND, ACTION-IF-NOT-FOUND)
+#
+#
+AC_DEFUN([AC_CHECK_FRAMEWORK],
+[
+  AC_MSG_CHECKING([for "$1"-framework])
+
+  temp_check_ldflags_org="${LDFLAGS}"
+  LDFLAGS="-framework [$1] ${LDFLAGS}"
+
+  AC_LINK_IFELSE(AC_LANG_PROGRAM(,), [temp_check_ldflags_success="yes"],[temp_check_ldflags_success="no"])
+
+  if test "x$temp_check_ldflags_success" = "xyes"; then
+    AC_MSG_RESULT([yes])
+    [$2]
+  else
+    AC_MSG_RESULT([no])
+    LDFLAGS="$temp_check_ldflags_org"
+    [$3]
+  fi
+])# AC_CHECK_FRAMEWORK
+
+# AC_CHECK_LDFLAGS(ADDITIONAL-LDFLAGS, ACTION-IF-FOUND, ACTION-IF-NOT-FOUND)
+#
+# checks whether the $(LD) linker accepts the ADDITIONAL-LDFLAGS
+# if so, they are added to the LDFLAGS
+AC_DEFUN([AC_CHECK_LDFLAGS],
+[
+  AC_MSG_CHECKING([whether linker accepts "$1"])
+  temp_check_ldflags_org="${LDFLAGS}"
+  LDFLAGS="$1 ${LDFLAGS}"
+
+  AC_LINK_IFELSE(AC_LANG_PROGRAM(,), [temp_check_ldflags_success="yes"],[temp_check_ldflags_success="no"])
+
+  if test "x$temp_check_ldflags_success" = "xyes"; then
+    AC_MSG_RESULT([yes])
+    [$2]
+  else
+    AC_MSG_RESULT([no])
+    LDFLAGS="$temp_check_ldflags_org"
+    [$3]
+  fi
+])# AC_CHECK_LDFLAGS
+
+
-- 
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