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Improve HDF5 detection

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This commit is contained in:
Anthony Scemama 2023-01-19 00:27:26 +01:00
parent c320ed0b88
commit 37fd013f6c
1 changed files with 67 additions and 7 deletions
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74
configure.ac
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@ -95,7 +95,7 @@ AC_RUN_IFELSE(
execl("/bin/sh", "sh", "-c", "mkdir tmpdir1 && \
touch tmpdir1/test_file && \
$CP_PROG -r -n tmpdir1 tmpdir2 && \
exec ls tmpdir2/test_file", NULL);
exec ls tmpdir2/test_file > /dev/null", NULL);
])],
[ rm -rf tmpdir1 tmpdir2
CP_COMMAND="\"$CP_PROG\", \"-r\", \"-n\""
@ -122,7 +122,9 @@ AC_CHECK_HEADERS([fcntl.h inttypes.h stdint.h stdbool.h stdlib.h string.h unistd
### ----
HDF5_LIBS=""
HDF5_LDFLAGS=""
HDF5_CFLAGS=""
HDF5_CPPFLAGS=""
AC_ARG_WITH([hdf5],
AS_HELP_STRING([--with-hdf5=PATH], [Path to HDF5 library and headers]), [
with_hdf5="$withval"], [with_hdf5="yes"])
@ -130,29 +132,87 @@ AC_ARG_WITH([hdf5],
AS_IF([test "x$with_hdf5" == "xno"], [
AC_DEFINE([HAVE_HDF5], 0, [Define to 1 if HDF5 is available]) ],
[test "x$with_hdf5" != "xyes"], [
HDF5_LIBS="-lhdf5"
HDF5_PATH="$with_hdf5"
HDF5_LIBS="-L$HDF5_PATH/lib -lhdf5"
HDF5_CFLAGS="-I$HDF5_PATH/include"
HDF5_LDFLAGS="-L$HDF5_PATH/lib"
HDF5_CPPFLAGS="-I$HDF5_PATH/include"
AC_DEFINE([HAVE_HDF5], 1, [Define to 1 if HDF5 is available]) ],
[
PKG_CHECK_EXISTS([hdf5], [
PKG_CHECK_MODULES([HDF5], [hdf5 >= 1.8])
],
[ AC_PATH_PROG([H5CC],[h5cc],[not_found])
AS_IF([test "$H5CC" != "not_found"], [
HDF5_LIBS="-lhdf5"
AC_REQUIRE([AC_PROG_SED])
AC_REQUIRE([AC_PROG_AWK])
AC_REQUIRE([AC_PROG_GREP])
# Look for "HDF5 Version: X.Y.Z"
HDF5_VERSION=$(eval $H5CC -showconfig | $GREP 'HDF5 Version:' \
| $AWK '{print $[]3}')
# A ideal situation would be where everything we needed was
# in the AM_* variables. However most systems are not like this
# and seem to have the values in the non-AM variables.
#
# We try the following to find the flags:
# (1) Look for "NAME:" tags
# (2) Look for "H5_NAME:" tags
# (3) Look for "AM_NAME:" tags
#
HDF5_tmp_flags=$(eval $H5CC -showconfig \
| $GREP 'FLAGS\|Extra libraries:' \
| $AWK -F: '{printf("%s "), $[]2}' )
dnl Find the installation directory and append include/
HDF5_tmp_inst=$(eval $H5CC -showconfig \
| $GREP 'Installation point:' \
| $AWK '{print $[]NF}' )
dnl Add this to the CPPFLAGS
HDF5_CPPFLAGS="-I${HDF5_tmp_inst}/include"
HDF5_SHOW=$(eval $H5CC -show)
dnl Now sort the flags out based upon their prefixes
for arg in $HDF5_SHOW $HDF5_tmp_flags ; do
case "$arg" in
-I*) echo $HDF5_CPPFLAGS | $GREP -e "$arg" 2>&1 >/dev/null \
|| HDF5_CPPFLAGS="$HDF5_CPPFLAGS $arg"
;;
-L*) echo $HDF5_LDFLAGS | $GREP -e "$arg" 2>&1 >/dev/null \
|| HDF5_LDFLAGS="$HDF5_LDFLAGS $arg"
;;
-l*) echo $HDF5_LIBS | $GREP -e "$arg" 2>&1 >/dev/null \
|| HDF5_LIBS="$HDF5_LIBS $arg"
;;
esac
done
])
])
AC_CHECK_LIB([hdf5], [H5Fcreate], [ HDF5_LIBS="-lhdf5" ], [
AC_MSG_ERROR([-lhdf5 fails, use ./configure --with-hdf5=...]) ])
AC_CHECK_HEADER([hdf5.h], [HDF5_CFLAGS=""], [
AC_MSG_ERROR([hdf5.h not found, use ./configure --with-hdf5=...]) ])
AC_DEFINE([HAVE_HDF5], 1, [Define to 1 if HDF5 is available])
])
AM_CONDITIONAL([HAVE_HDF5],[test "x$with_hdf5" != "xno"])
AC_SUBST([HDF5_LDFLAGS])
AC_SUBST([HDF5_LIBS])
AC_SUBST([HDF5_CFLAGS])
AC_SUBST([HDF5_CPPFLAGS])
CPPFLAGS="${HDF5_CPPFLAGS} ${CPPFLAGS}"
CFLAGS="${HDF5_CFLAGS} ${CFLAGS}"
LDFLAGS="${HDF5_LDFLAGS} ${LDFLAGS}"
LIBS="${HDF5_LIBS} ${LIBS}"
AS_IF([test "x$with_hdf5" != "xno"], [
OLD_LIBS=$LIBS
AC_CHECK_LIB([hdf5], [H5Fcreate], [], [
AC_MSG_ERROR([-lhdf5 fails, use ./configure --with-hdf5=...]) ])
LIBS=$OLD_LIBS
AC_CHECK_HEADER([hdf5.h], [], [
AC_MSG_ERROR([hdf5.h not found, use ./configure --with-hdf5=...]) ])
])
# The block below should only execute if the ax_lib_hdf5.m4 macro failed to find HDF5.
# It is only needed to manually build Python API because setup.py depends on HDF5.