1 files changed, 64 insertions, 0 deletions
diff --git a/m4/pd.m4 b/m4/pd.m4
new file mode 100644
index 0000000..cb87cfc
--- /dev/null
+++ b/m4/pd.m4
@@ -0,0 +1,64 @@
+dnl Copyright (C) 2010 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.
+
+# PD_CHECK_UNIVERSAL([VARIABLE-NAME], [ACTION-IF-SUCCESS], [ACTION-IF-NO-SUCCESS])
+# will enable the "--enable-universal=<ARCHS>" flag
+# if <ARCH> is "yes", platform defaults are used
+# the system tries to build a test program with the archs, on succes it calls ACTION-IF-SUCCESS, and ACTION-IF-NO-SUCCESS otherwise
+# on success it will also add the flags to:
+# [VARIABLE-NAME]_CFLAGS will hold a list of cflags to compile for all requested archs
+# [VARIABLE-NAME]_LDFLAGS will hold a list of ldflags to link for all requested archs
+
+
+AC_DEFUN([PD_CHECK_PD],
+[
+AC_REQUIRE([AC_CANONICAL_HOST])dnl
+AC_ARG_WITH([pd], AS_HELP_STRING([--with-pd=<path/to/pd>],[where to find pd-binary (./bin/pd.exe) and pd-sources]))
+if test -d "${with_pd}" ; then
+ AC_MSG_CHECKING([adding Pd-path(s) to build])
+ if test -d "${with_pd}/src" ; then
+   AC_LIB_APPENDTOVAR([PD_CFLAGS],"-I${with_pd}/src")
+   AC_MSG_RESULT([${PD_CFLAGS}])
+ else
+   AC_LIB_APPENDTOVAR([PD_CFLAGS],"-I${with_pd}")
+   AC_MSG_RESULT([${PD_CFLAGS}])
+ fi
+ if test -d "${with_pd}/bin" ; then
+   PD_LDFLAGS="${PD_LDFLAGS}${PD_LDFLAGS:+ }-L${with_pd}/bin"
+   AC_MSG_RESULT([${PD_LDFLAGS}])
+ else
+   PD_LDFLAGS="${PD_LDFLAGS}${PD_LDFLAGS:+ }-L${with_pd}"
+   AC_MSG_RESULT([${PD_LDFLAGS}])
+ fi
+fi
+
+
+case $host in
+powerpc-apple-darwin* | i*86*-apple-darwin*)
+	EXTENSION="pd_darwin"
+	;;
+*linux*)
+	EXTENSION=pd_linux
+	;;
+*mingw* )
+	EXTENSION=dll
+	LIBS+="-lpd"
+	;;
+*cygwin*)
+	EXTENSION=dll
+
+    tmp_arch_cflags="$CFLAGS"
+    CFLAGS="$CFLAGS -mms-bitfield"
+    AC_TRY_COMPILE([], [return 0;], , CFLAGS="$tmp_arch_cflags")
+	;;
+esac
+
+AC_CHECK_LIB(pd, nullfn)
+
+
+PD_CHECK_UNIVERSAL
+shrext_cmds=".${EXTENSION}"
+
+])