yet another build-system

svn path=/trunk/externals/iem/iem_adaptfilt/; revision=7701

1 files changed, 273 insertions, 0 deletions

diff --git a/src/configure.ac b/src/configure.ac
new file mode 100644
index 0000000..2aeb153
--- /dev/null
+++ b/src/configure.ac
@@ -0,0 +1,273 @@
+dnl Process this file with autoconf to produce a configure script.
+AC_INIT(iem_adaptfilt.c)
+
+LIBNAME=iem_adaptfilt
+
+
+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(IEMMATRIX_VERSION)
+AC_SUBST(REFERENCEPATH)
+AC_SUBST(PDLIBDIR)
+AC_SUBST(INCLUDES)
+AC_SUBST(LIBNAME)
+AC_SUBST(CONFIGUREFLAGS)
+AC_SUBST(BUILDLIBRARY)
+
+## store the flags passed to us
+## is there no way to get the flags without quotes?
+#CONFIGUREFLAGS=${ac_configure_args}
+## and is this solution portable? time will show....
+CONFIGUREFLAGS=$(echo ${ac_configure_args} | sed "s/'//g")
+
+
+AC_ARG_WITH(pdversion, [  --with-pdversion=<ver>  enforce a certain pd-version (e.g. 0.37)])
+AC_ARG_WITH(extension, [  --with-extension=<ext>  enforce a certain extension for the dynamic library (e.g. dll)])
+AC_ARG_WITH(pdpath,    [  --with-pd=</path/to/pd> where to look for pd-headers and and -libs])
+AC_ARG_ENABLE(PIC,     [  --disable-PIC           disable compilation with PIC-flag])
+AC_ARG_ENABLE(library,[  --disable-library       split the library into single externals])
+
+if test "xno" != "x${enable_library}" ; then
+dnl LATER: find a more generic way to generate the .._LIBRARY define
+ BUILDLIBRARY="-DBUILD_LIBRARY"
+fi
+
+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/
+  echo " yes"
+else
+  REFERENCEPATH=doc/5.reference/
+  echo " no"
+fi
+
+AC_OUTPUT(Make.config)
+
+rm -f conftest.*