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Commit 1e1fd0f6 authored by Jorrit Fahlke's avatar Jorrit Fahlke
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More or less completely rewrite superlu.m4 to make it easier to parse for 

humans.

[[Imported from SVN: r5906]]
parent cf15e178
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m4/superlu.m4
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− 84
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......@@ -204,11 +204,12 @@ AC_ARG_WITH([superlu-blaslib],
# set variables so that tests can use them
CPPFLAGS="$CPPFLAGS -I$SUPERLU_INCLUDE_PATH"
direct_SUPERLU_CPPFLAGS="-I$SUPERLU_INCLUDE_PATH -DENABLE_SUPERLU"
SUPERLU_CPPFLAGS="-I$SUPERLU_INCLUDE_PATH -DENABLE_SUPERLU"
CPPFLAGS="$CPPFLAGS $direct_SUPERLU_CPPFLAGS"
# check for central header
AC_CHECK_HEADER([$my_slu_header],[
SUPERLU_CPPFLAGS="$CPPFLAGS"
HAVE_SUPERLU="1"],[
HAVE_SUPERLU="0"
AC_MSG_WARN([$my_slu_header not found in $SUPERLU_INCLUDE_PATH with $CPPFLAGS])]
......@@ -217,96 +218,105 @@ AC_ARG_WITH([superlu-blaslib],
# if header is found check for the libs
if test x$HAVE_SUPERLU = x1 ; then
# if no blas was found, we assume that superlu was compiled with
# internal blas
if test "x$BLAS_LIBS" = "x"; then
LIBS="$BLAS_LIBS $LIBS $FLIBS"
else
LIBS="-lblas $LIBS $FLIBS"
fi
HAVE_SUPERLU=0
HAVE_SUPERLU=0
### This won't work, LDFLAGS needs to be set
if test x$with_superlu_lib = x; then
AC_CHECK_LIB(superlu, [dgssvx],[
SUPERLU_LIBS="$SUPERLU_LIBS -lsuperlu $LIBS"
HAVE_SUPERLU="1"
],[
HAVE_SUPERLU="0"
AC_MSG_WARN(libsuperlu not found)])
fi
if test "$HAVE_SUPERLU" = 0; then
if test x$with_superlu_lib = x ; then
with_superlu_lib=superlu.a
fi
AC_MSG_CHECKING([static superlu library "$with_superlu_lib" in "$SUPERLU_LIB_PATH"])
echo "BLAS_LIBS=$BLAS_LIBS LIBS=$LIBS"
if test -f "$SUPERLU_LIB_PATH/$with_superlu_lib" ; then
if test -f "$SUPERLU_LIB_PATH/$with_superlu_blaslib"; then
LIBS="$SUPERLU_LIB_PATH/$with_superlu_lib $SUPERLU_LIB_PATH/$with_superlu_blaslib $LIBS"
else
LIBS="$SUPERLU_LIB_PATH/$with_superlu_lib $LIBS"
fi
echo "LIBS=$LIBS"
AC_CHECK_FUNC(dgssvx,
[
SUPERLU_LIBS="$LIBS"
HAVE_SUPERLU="1"
AC_MSG_RESULT(yes)
],
[
HAVE_SUPERLU="0"
AC_MSG_RESULT(failed)
]
)
else
HAVE_SUPERLU="0"
AC_MSG_RESULT(failed)
fi
fi
# if neither --with-superlu-lib nor --with-superlu-blaslib was
# given, try to link dynamically or with properly names static libs
if test x"$with_superlu_lib$with_superlu_blaslib" = x; then
LDFLAGS="$ac_save_LDFLAGS -L$SUPERLU_LIB_PATH"
LIBS="$ac_save_LIBS"
AC_CHECK_LIB([superlu], [dgssvx], [
direct_SUPERLU_LIBS="-L$SUPERLU_LIB_PATH -lsuperlu $BLAS_LIBS $FLIBS"
SUPERLU_LIBS="-L$SUPERLU_LIB_PATH -lsuperlu \${BLAS_LIBS} \${FLIBS}"
HAVE_SUPERLU="1"
], [], [$BLAS_LIBS $FLIBS])
fi
if test $HAVE_SUPERLU = 0 &&
test x"$with_superlu_lib" = x; then
# set the default
with_superlu_lib=superlu.a
fi
if test $HAVE_SUPERLU = 0 &&
test x"$with_superlu_blaslib" = x; then
# try system blas
LDFLAGS="$ac_save_LDFLAGS"
LIBS="$SUPERLU_LIB_PATH/$with_superlu_lib $BLAS_LIBS $FLIBS $ac_save_LIBS"
AC_CHECK_FUNC([dgssvx], [
direct_SUPERLU_LIBS="$SUPERLU_LIB_PATH/$with_superlu_lib $BLAS_LIBS $FLIBS"
SUPERLU_LIBS="$SUPERLU_LIB_PATH/$with_superlu_lib \${BLAS_LIBS} \${FLIBS}"
HAVE_SUPERLU="1"
])
fi
# No default for with_superlu_blaslib
if test $HAVE_SUPERLU = 0 &&
test x"$with_superlu_blaslib" != x; then
# try internal blas
LDFLAGS="$ac_save_LDFLAGS"
LIBS="$SUPERLU_LIB_PATH/$with_superlu_lib $SUPERLU_LIB_PATH/$with_superlu_blaslib $FLIBS $ac_save_LIBS"
AC_CHECK_FUNC([dgssvx], [
direct_SUPERLU_LIBS="$SUPERLU_LIB_PATH/$with_superlu_lib $SUPERLU_LIB_PATH/$with_superlu_blaslib $FLIBS"
SUPERLU_LIBS="$SUPERLU_LIB_PATH/$with_superlu_lib $SUPERLU_LIB_PATH/$with_superlu_blaslib \${FLIBS}"
HAVE_SUPERLU="1"
])
fi
fi
# pre-set variable for summary
#with_superlu="no"
# did it work?
AC_MSG_CHECKING([SuperLU in $with_superlu])
if test x$HAVE_SUPERLU = x1 ; then
AC_SUBST(SUPERLU_LIBS, $SUPERLU_LIBS)
AC_SUBST(SUPERLU_CPPFLAGS, $SUPERLU_CPPFLAGS)
AC_DEFINE(HAVE_SUPERLU, 1, [Define to 1 if SUPERLU is found])
if test "$my_slu_header" = "slu_ddefs.h"; then
AC_DEFINE(SUPERLU_POST_2005_VERSION, 1, [define to 1 if there is a header slu_ddefs.h in SuperLU])
AC_CHECK_MEMBERS([mem_usage_t.expansions],[],[],[#include"slu_ddefs.h"])
else
AC_CHECK_MEMBERS([mem_usage_t.expansions],[],[],[#include "dsp_defs.h"])
fi
AC_MSG_RESULT(ok)
# add to global list
DUNE_PKG_LIBS="$DUNE_PKG_LIBS $SUPERLU_LIBS"
DUNE_PKG_CPPFLAGS="$DUNE_PKG_CPPFLAGS $SUPERLU_CPPFLAGS"
# re-set variable correctly
with_superlu="yes"
else
HAVE_SUPERLU=0
fi
# Inform the user whether SuperLU was sucessfully found
AC_MSG_CHECKING([SuperLU])
if test x$HAVE_SUPERLU = x1 ; then
if test "$my_slu_header" = "slu_ddefs.h"; then
with_superlu="yes (post 2005)"
else
with_superlu="yes (pre 2005)"
fi
else
with_superlu="no"
fi
AC_MSG_RESULT([$with_superlu])
# check for optional member
if test $HAVE_SUPERLU = 1 ; then
if test "$my_slu_header" = "slu_ddefs.h"; then
AC_CHECK_MEMBERS([mem_usage_t.expansions],[],[],[#include "slu_ddefs.h"])
else
with_superlu="no"
AC_MSG_RESULT(failed)
fi
# end of "no --without-superlu"
else
with_superlu="no"
fi
# tell automake
AC_CHECK_MEMBERS([mem_usage_t.expansions],[],[],[#include "dsp_defs.h"])
fi
fi
# substitute variables
if test x$HAVE_SUPERLU = x0 ; then
SUPERLU_LIBS=
SUPERLU_CPPFLAGS=
fi
AC_SUBST([SUPERLU_LIBS])
AC_SUBST([SUPERLU_CPPFLAGS])
DUNE_ADD_ALL_PKG([SUPERLU], [\${SUPERLU_CPPFLAGS}], [], [\${SUPERLU_LIBS}])
# tell automake
AM_CONDITIONAL(SUPERLU, test x$HAVE_SUPERLU = x1)
# tell the preprocessor
if test x$HAVE_SUPERLU = x1 ; then
AC_DEFINE([HAVE_SUPERLU], [ENABLE_SUPERLU], [Define to ENABLE_SUPERLU if SUPERLU is found])
if test "$my_slu_header" = "slu_ddefs.h"; then
AC_DEFINE([SUPERLU_POST_2005_VERSION], 1, [define to 1 if there is a header slu_ddefs.h in SuperLU])
fi
fi
# summary
DUNE_ADD_SUMMARY_ENTRY([SuperLU],[$with_superlu])
# restore variables
LDFLAGS="$ac_save_LDFLAGS"
CPPFLAGS="$ac_save_CPPFLAGS"
LIBS="$ac_save_LIBS"
DUNE_ADD_SUMMARY_ENTRY([SuperLU],[$with_superlu])
]
)
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