7 files changed, 530 insertions, 0 deletions
diff --git a/src/Make.config.in b/src/Make.config.in
new file mode 100644
index 0000000..8bba163
--- /dev/null
+++ b/src/Make.config.in
@@ -0,0 +1,28 @@
+LIBNAME    =iem_bin_ambi
+
+PREFIX     =@prefix@@PDLIBDIR@
+
+INSTALL_BIN=$(PREFIX)/extra
+INSTALL_DOC=$(PREFIX)/@REFERENCEPATH@$(LIBNAME)
+
+EXT = @EXT@ 
+DEFS = @DFLAGS@
+IFLAGS = -I. @INCLUDES@
+
+CC = @CC@
+LD = @LD@
+STRIP = @STRIP@
+STRIPFLAGS= @STRIPFLAGS@
+
+AFLAGS = 
+LFLAGS = @LFLAGS@
+WFLAGS =
+
+TARNAME =  $(LIBNAME)-@IEMBINAMBI_VERSION@.tgz
+
+# ICCFLAGS=-march=pentiumiii -axK
+Z_CFLAGS = $(IFLAGS) $(DEFS) -DPD $(WFLAGS) @CFLAGS@ $(CFLAGS)
+
+MAKEDEP_FLAGS = @MAKEDEP_FLAGS@
+
+LIBS = @LIBS@
diff --git a/src/Makefile b/src/Makefile
new file mode 100644
index 0000000..7cb2ee7
--- /dev/null
+++ b/src/Makefile
@@ -0,0 +1,82 @@
+default: all
+
+.PHONEY: default all everything dist \
+	clean realclean distclean \
+	install install-bin install-doc install-abs
+
+SOURCES=$(sort $(filter %.c, $(wildcard *.c)))
+
+Make.config: Make.config.in configure
+	./configure
+
+configure: configure.ac
+	autoconf
+
+## uaehh, here comes some magic
+##  1st we don't want depend and config-makefiles to be included on "clean"-targets
+
+ifeq (,$(findstring clean, $(MAKECMDGOALS)))
+-include $(SOURCES:.c=.d)
+-include Make.config
+endif
+
+##  2nd only generate depend-files when we have Make.config included
+##  and thus MAKEDEP_FLAGS defined
+ifdef MAKEDEP_FLAGS
+## dependencies: as proposed by the GNU-make documentation
+## see http://www.gnu.org/software/make/manual/html_node/make_47.html#SEC51
+%.d: %.c
+	@set -e; rm -f $@; \
+	 $(CPP) $(MAKEDEP_FLAGS) $(Z_CFLAGS) $< > $@.$$$$; \
+	 sed 's,\($*\)\.o[ :]*,\1.o $@ : ,g' < $@.$$$$ > $@; \
+	 rm -f $@.$$$$
+endif
+
+.SUFFIXES: .$(EXT)
+
+TARGETS = $(SOURCES:.c=.o)
+
+
+all: $(LIBNAME)
+	cp $(LIBNAME).$(EXT) ..
+
+$(LIBNAME): $(TARGETS)
+	$(LD) $(LFLAGS) -o $(LIBNAME).$(EXT) *.o $(LIBS)
+	$(STRIP) $(STRIPFLAGS) $(LIBNAME).$(EXT)
+
+$(TARGETS): %.o : %.c
+	$(CC) $(Z_CFLAGS) -c -o $@ $*.c
+
+
+clean:
+	-rm -f *.$(EXT) *.o 
+
+realclean: clean
+	-rm -f *~ _* config.*
+	-rm -f *.d *.d.*
+
+distclean: realclean
+	-rm -f Make.config ../*.$(EXT)
+	-rm -f *.exp  *.lib  *.ncb  \
+		*.opt  *.plg
+	-rm -rf autom4te.cache/
+
+install: install-bin install-doc install-abs
+
+install-bin:
+	-install -d $(INSTALL_BIN)
+	-install -m 644 $(LIBNAME).$(EXT) $(INSTALL_BIN)
+
+install-doc:
+	-install -d $(INSTALL_DOC)
+	-install -m 644 ../examples/*.pd $(INSTALL_DOC)
+
+install-abs:
+	-install -d $(INSTALL_BIN)
+	-install -m 644 ../abs/*.pd $(INSTALL_BIN)
+
+dist: all realclean
+	(cd ../..;tar czvf $(TARNAME) $(LIBNAME))
+
+everything: clean all install distclean
+
diff --git a/src/configure.ac b/src/configure.ac
new file mode 100644
index 0000000..937ec7f
--- /dev/null
+++ b/src/configure.ac
@@ -0,0 +1,292 @@
+dnl  Process this file with autoconf to produce a configure script.
+AC_INIT(iem_bin_ambi.c)
+
+dnl Checks for programs.
+AC_PROG_CC
+
+AC_SUBST(STK)
+AC_SUBST(DFLAGS)
+AC_SUBST(LFLAGS)
+AC_SUBST(EXT)
+AC_SUBST(LD)
+AC_SUBST(STRIP)
+AC_SUBST(STRIPFLAGS)
+AC_SUBST(IEMBINAMBI_VERSION)
+AC_SUBST(REFERENCEPATH)
+AC_SUBST(PDLIBDIR)
+AC_SUBST(INCLUDES)
+
+
+AC_ARG_WITH(pdversion, [  --with-pdversion=<ver>  enforce a certain pd-version (e.g. 0.37)])
+AC_ARG_WITH(version,   [  --with-version=<ver>    enforce a certain iem_bin_ambi-version (e.g. 0.1)])
+AC_ARG_WITH(extension, [  --with-extension=<ext>  enforce a certain extension for the dynamic library (e.g. dll)])
+AC_ARG_WITH(pdpath,    [  --with-pd=</path/to/pd> where to look for pd-headers and and -libs])
+AC_ARG_ENABLE(PIC,     [  --disable-PIC           disable compilation with PIC-flag])
+
+dnl Checks for libraries.
+dnl Replace `main' with a function in -lc:
+AC_CHECK_LIB(c, main)
+AC_CHECK_LIB(crtdll, fclose)
+
+dnl Replace `main' with a function in -lm:
+AC_CHECK_LIB(m, main)
+dnl Replace `main' with a function in -lpthread:
+dnl AC_CHECK_LIB(pthread, main)
+dnl Replace `main' with a function in -lstk:
+dnl AC_CHECK_LIB(stk, main, STK=yes)
+
+
+if test "x$with_pd" != "x"; then
+ if test -d "${with_pd}/src"; then
+  INCLUDES="-I${with_pd}/src ${INCLUDES}"
+ fi
+ if test -d "${with_pd}/bin"; then
+  LIBS="-L${with_pd}/bin ${LIBS}"
+ fi
+fi
+
+if test "x$includedir" != "x"; then
+ for id in $includedir
+ do
+   if test -d $id; then INCLUDES="-I$id $INCLUDES"; fi
+ done
+fi
+if test "x$libdir" != "x"; then
+ for id in $libdir
+ do
+   if test -d $id; then LIBS="-L$id $LIBS"; fi
+ done
+fi
+
+AC_CHECK_LIB(pd, nullfn)
+
+dnl Checks for header files.
+AC_HEADER_STDC
+AC_CHECK_HEADERS(stdlib.h stdio.h string.h math.h time.h sys/time.h)
+
+dnl Checks for typedefs, structures, and compiler characteristics.
+AC_HEADER_TIME
+
+dnl Checks for library functions.
+AC_FUNC_MMAP
+AC_CHECK_FUNCS(select socket strerror)
+
+
+### make-depend flags
+if test "x$ac_cv_c_compiler_gnu" = "xyes"; then
+ AC_SUBST(MAKEDEP_FLAGS, "-MM")
+else
+ AC_SUBST(MAKEDEP_FLAGS, "-M")
+fi
+
+dnl check for "-mms-bitfields" cflag
+dnl why is there no generic compiler-check for a given flag ?
+dnl it would make things so easy: AC_CHECK_FLAG([-mms-bitfields],,)
+AC_MSG_CHECKING("ms-bitfields")
+cat > conftest.c << EOF
+int main(){
+  return 0;
+}
+EOF
+if ${CC} ${INCLUDES} ${DFLAGS} -o conftest.o conftest.c ${CFLAGS} -mms-bitfields > /dev/null 2>&1
+then
+  echo "yes"
+  CFLAGS="${CFLAGS} -mms-bitfields"
+else
+  echo "no"
+fi
+
+
+
+
+dnl isn't there a better way to check for good linker/stripper ?
+
+dnl if we don't have $LD set, we set it to $(CC)
+dnl LD=${LD:=$CC}
+if test "x$LD" = "x"
+then
+ if test "x$host" != "x"
+ then
+  LD=${host}-ld
+  if $(which ${LD} > /dev/null)
+  then
+    :
+  else
+    LD=""
+  fi
+ fi
+fi
+LD=${LD:=$CC}
+
+dnl if we don't have $STRIP set, we set it to ${host}-strip or strip
+AC_CHECK_TOOL([STRIP], [strip], [true])
+AC_MSG_CHECKING([if strip is GNU strip])
+if $STRIP -V 2>&1 | grep GNU > /dev/null
+then
+    AC_SUBST(STRIPFLAGS, "--strip-unneeded")
+    AC_MSG_RESULT([yes])
+else
+    AC_SUBST(STRIPFLAGS,"-x")
+    AC_MSG_RESULT([no])
+fi
+
+DFLAGS=""
+
+
+if test "x$enable_PIC" != "xno"; then
+AC_MSG_CHECKING("PIC")
+cat > conftest.c << EOF
+int main(){
+  return 0;
+}
+EOF
+if ${CC} ${INCLUDES} ${DFLAGS} -o conftest.o conftest.c ${CFLAGS} -fPIC > /dev/null 2>&1
+then
+  echo "yes"
+  CFLAGS="${CFLAGS} -fPIC"
+else
+  echo "no"
+fi
+fi
+
+
+dnl
+dnl  OK, checks for machines are here now
+dnl
+if test `uname -s` = Linux; 
+then
+  LFLAGS="-export_dynamic  -shared"
+  CFLAGS="$CFLAGS"
+  EXT=pd_linux	
+fi
+
+dnl This should use '-bundle_loader /path/to/pd/bin/pd' instead of'-undefined suppress'
+dnl then strip might do something
+if test `uname -s` = Darwin; 
+then
+  LD=cc
+  LFLAGS="-bundle -undefined suppress -flat_namespace"
+  EXT=pd_darwin
+fi
+
+if test `uname | sed -e 's/^MINGW.*/NT/'` = NT; 
+then
+  LD=gcc
+  INCLUDES="-I@prefix@/src"
+  DFLAGS="-D__WIN32__"
+  LFLAGS="-shared @prefix@/bin/pd.dll"
+  EXT=dll
+else
+  PDLIBDIR="/lib/pd"
+fi
+
+if test `uname -s` = IRIX64; 
+then
+  LFLAGS="-n32 -DUNIX -DIRIX -DN32 -woff 1080,1064,1185 \
+	-OPT:roundoff=3 -OPT:IEEE_arithmetic=3 -OPT:cray_ivdep=true \
+        -shared -rdata_shared"
+  EXT=pd_irix6
+  dnl DFLAGS="-DUNIX -DIRIX6"
+fi
+
+if test `uname -s` = IRIX32; 
+then
+  LFLAGS="-o32 -DUNIX -DIRIX -O2 
+         -shared -rdata_shared"
+  EXT=pd_irix5
+  dnl DFLAGS="-DUNIX -DIRIX5"
+fi
+
+
+if test "x$with_extension" != "x"
+then
+ EXT=$with_extension
+fi
+
+
+dnl Checks for pd-version, to set the correct help-path
+AC_MSG_CHECKING("pd\>=0.37")
+
+if test "$with_pdversion" != ""
+then
+echo -n "($with_pdversion)... "
+  PD_VERSION="$with_pdversion"
+else
+if test "x$cross_compiling" = "xno"
+then
+
+cat > conftest.c << EOF
+#include <stdio.h>
+#include "m_pd.h"
+int main(){
+  printf("%d.%d\n", PD_MAJOR_VERSION, PD_MINOR_VERSION);
+  return 0;
+}
+EOF
+
+ if $CC $INCLUDES -o conftest.o conftest.c > /dev/null 2>&1
+ then
+  PD_VERSION=`./conftest.o`
+ else
+  PD_VERSION=""
+ fi
+  echo -n $PD_VERSION
+else
+dnl we are cross-compiling...
+ echo -n "(X)..."
+ PD_VERSION="0.38"
+fi
+fi
+
+let PD_MAJORVERSION=`echo $PD_VERSION | cut -d"." -f1`+0
+let PD_MINORVERSION=`echo $PD_VERSION | cut -d"." -f2`+0
+
+
+
+if test "$PD_MAJORVERSION" -gt 0 || test "$PD_MINORVERSION" -ge 37
+then
+  REFERENCEPATH=extra/help-
+  echo " yes"
+else
+  REFERENCEPATH=doc/5.reference/
+  echo " no"
+fi
+
+
+dnl check for iem_bin_ambi-version (but why...)
+AC_MSG_CHECKING("iem_bin_ambi-version")
+
+if test "$with_version" != ""
+then
+  echo -n "($with_version)... "
+  IEMBINAMBI_VERSION="$with_version"
+else
+
+if test "x$cross_compiling" = "xno"
+then
+cat > conftest.c << EOF
+#include <stdio.h>
+#include "iem_bin_ambi.h"
+int main(){
+  printf("%s\n", VERSION);
+  return 0;
+}
+EOF
+
+if $CC $INCLUDES -o conftest.o conftest.c > /dev/null 2>&1
+then
+  IEMBINAMBI_VERSION=`./conftest.o`
+  echo "$IEMBINAMBI_VERSION"
+else
+  IEMBINAMBI_VERSION=""
+  echo "(unknown)"
+fi
+else
+  IEMBINAMBI_VERSION="X"
+  echo "(X)"
+fi
+fi
+
+AC_OUTPUT(Make.config)
+
+rm -f conftest.*
diff --git a/src/iem_bin_ambi_sources.c b/src/iem_bin_ambi_sources.c
new file mode 100644
index 0000000..6d45134
--- /dev/null
+++ b/src/iem_bin_ambi_sources.c
@@ -0,0 +1,13 @@
+/* iem_bin_ambi-setup autogenerated setup-file
+ * generated by "./makesource.sh"
+ * !! DO NOT MANUALLY EDIT  !!
+ */
+
+#include "iem_bin_ambi_sources.h"
+
+void iem_bin_ambi_sources_setup(void)
+{
+	bin_ambi_calc_HRTF_setup(); /* bin_ambi_calc_HRTF.c */
+	bin_ambi_reduced_decode_setup(); /* bin_ambi_reduced_decode.c */
+}
+
diff --git a/src/iem_bin_ambi_sources.h b/src/iem_bin_ambi_sources.h
new file mode 100644
index 0000000..53bddb2
--- /dev/null
+++ b/src/iem_bin_ambi_sources.h
@@ -0,0 +1,11 @@
+/* iem_bin_ambi-setup autogenerated header-file
+ * generated by "./makesource.sh"
+ * !! DO NOT MANUALLY EDIT  !!
+ */
+
+#ifndef IEMBINAMBI_SOURCES_H__
+#define IEMBINAMBI_SOURCES_H__
+void bin_ambi_calc_HRTF_setup(void); /* bin_ambi_calc_HRTF.c */
+void bin_ambi_reduced_decode_setup(void); /* bin_ambi_reduced_decode.c */
+#endif /* IEMBINAMBI_SOURCES_H__ */
+
diff --git a/src/makefile_win b/src/makefile_win
new file mode 100644
index 0000000..a7ba3db
--- /dev/null
+++ b/src/makefile_win
@@ -0,0 +1,39 @@
+
+all: iem_bin_ambi.dll
+
+VIS_CPP_PATH = "C:\Programme\Microsoft Visual Studio\Vc98"
+
+PD_INST_PATH = "C:\Programme\pd"
+
+PD_WIN_INCLUDE_PATH = /I. /I$(PD_INST_PATH)\src /I$(VIS_CPP_PATH)\include
+
+PD_WIN_C_FLAGS = /nologo /W3 /WX /DMSW /DNT /DPD /DWIN32 /DWINDOWS /Ox -DPA_LITTLE_ENDIAN
+
+PD_WIN_L_FLAGS = /nologo
+
+PD_WIN_LIB = /NODEFAULTLIB:libc /NODEFAULTLIB:oldnames /NODEFAULTLIB:kernel /NODEFAULTLIB:uuid \
+	$(VIS_CPP_PATH)\lib\libc.lib \
+	$(VIS_CPP_PATH)\lib\oldnames.lib \
+	$(VIS_CPP_PATH)\lib\kernel32.lib \
+	$(VIS_CPP_PATH)\lib\wsock32.lib \
+	$(VIS_CPP_PATH)\lib\winmm.lib \
+	$(PD_INST_PATH)\bin\pthreadVC.lib \
+	$(PD_INST_PATH)\bin\pd.lib
+
+
+SRC =	bin_ambi_calc_HRTF.c \
+		bin_ambi_reduced_decode.c \
+		iem_bin_ambi.c
+
+
+OBJ = $(SRC:.c=.obj)
+
+.c.obj:
+	cl $(PD_WIN_C_FLAGS) $(PD_WIN_INCLUDE_PATH) /c $*.c
+
+iem_bin_ambi.dll: $(OBJ)
+	link $(PD_WIN_L_FLAGS) /dll /export:iem_bin_ambi_setup \
+        /out:iem_bin_ambi.dll $(OBJ) $(PD_WIN_LIB)
+
+clean:
+	del *.obj
diff --git a/src/makesource.sh b/src/makesource.sh
new file mode 100755
index 0000000..965491c
--- /dev/null
+++ b/src/makesource.sh
@@ -0,0 +1,65 @@
+#!/bin/sh
+
+IEMBINAMBI_H=iem_bin_ambi_sources.h
+IEMBINAMBI_C=iem_bin_ambi_sources.c
+
+EGREP=egrep
+SED=sed
+LS=ls
+
+#################################
+## functions
+
+function head_h() {
+ echo "/* iem_bin_ambi-setup autogenerated header-file"
+ echo " * generated by \"$0\""
+ echo " * !! DO NOT MANUALLY EDIT  !!"
+ echo " */"
+ echo
+ echo "#ifndef IEMBINAMBI_SOURCES_H__"
+ echo "#define IEMBINAMBI_SOURCES_H__"
+}
+
+function foot_h() {
+ echo "#endif /* IEMBINAMBI_SOURCES_H__ */"
+ echo ""
+}
+
+function head_c() {
+ echo "/* iem_bin_ambi-setup autogenerated setup-file"
+ echo " * generated by \"$0\""
+ echo " * !! DO NOT MANUALLY EDIT  !!"
+ echo " */"
+ echo 
+ echo "#include \"$IEMBINAMBI_H\""
+ echo
+ echo "void iem_bin_ambi_sources_setup(void)"
+ echo "{"
+}
+
+function foot_c() {
+ echo "}"
+ echo
+}
+
+
+##################################
+## body
+
+head_h > $IEMBINAMBI_H
+head_c > $IEMBINAMBI_C
+
+for i in $(${LS} *.c | ${EGREP} -v "iem_bin_ambi.*\.c")
+do
+## each c-file in iem_bin_ambi needs to have an <file>_setup()-function
+## that calls all needed setup-functions
+## any non-alpha-numeric-character is replaced by "_"
+## e.g. "bla~.c" -> "bla__setup()"
+  SETUPNAME=$(echo ${i%.c} | ${SED} -e 's/[^[:alnum:]]/_/g')_setup
+  echo "void ${SETUPNAME}(void); /* $i */" >> $IEMBINAMBI_H
+  echo "	${SETUPNAME}(); /* $i */" >> $IEMBINAMBI_C
+done
+
+foot_h >> $IEMBINAMBI_H
+foot_c >> $IEMBINAMBI_C
+