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Update m4/ac_find_gap.m4 to latest version #490

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merged 1 commit into from
Jun 6, 2018
Merged

Update m4/ac_find_gap.m4 to latest version #490

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143 changes: 76 additions & 67 deletions m4/ac_find_gap.m4
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Original file line number Diff line number Diff line change
@@ -1,12 +1,12 @@
# Find the location of GAP
# Sets GAPROOT, GAPARCH and GAP_CPPFLAGS appropriately
# Can be configured using --with-gaproot=... and --with-configname=...
# Can be configured using --with-gaproot=... and CONFIGNAME=...
#######################################################################

AC_DEFUN([AC_FIND_GAP],
[
AC_LANG_PUSH([C])

# Make sure CDPATH is portably set to a sensible value
CDPATH=${ZSH_VERSION+.}:

Expand All @@ -26,20 +26,20 @@ AC_DEFUN([AC_FIND_GAP],
fi

######################################
# Find the GAP root directory by
# checking for the sysinfo.gap file
# Find the GAP root directory by
# checking for the sysinfo.gap file
AC_MSG_CHECKING([for GAP root directory])
DEFAULT_GAPROOTS="../.."

#Allow the user to specify the location of GAP
#
AC_ARG_WITH(gaproot,
AC_ARG_WITH(gaproot,
[AC_HELP_STRING([--with-gaproot=<path>], [specify root of GAP installation])],
[DEFAULT_GAPROOTS="$withval"])

havesysinfo=0
# Otherwise try likely directories
for GAPROOT in ${DEFAULT_GAPROOTS}
for GAPROOT in ${DEFAULT_GAPROOTS}
do
# Convert the path to absolute
GAPROOT=`cd $GAPROOT > /dev/null 2>&1 && pwd`
Expand All @@ -48,12 +48,12 @@ AC_DEFUN([AC_FIND_GAP],
break
fi
done

if test "x$havesysinfo" = "x1"; then
AC_MSG_RESULT([${GAPROOT}])
else
AC_MSG_RESULT([Not found])

echo ""
echo "********************************************************************"
echo " ERROR"
Expand All @@ -66,25 +66,25 @@ AC_DEFUN([AC_FIND_GAP],
echo " src/ and bin/."
echo "********************************************************************"
echo ""

AC_MSG_ERROR([Unable to find GAP root directory])
fi

#####################################
# Now find the architecture

AC_MSG_CHECKING([for GAP architecture])
GAPARCH="Unknown"
. $GAPROOT/$SYSINFO
if test "x$GAParch" != "x"; then
GAPARCH=$GAParch
fi

AC_ARG_WITH(gaparch,
AC_ARG_WITH(gaparch,
[AC_HELP_STRING([--with-gaparch=<path>], [override GAP architecture string])],
[GAPARCH=$withval])
AC_MSG_RESULT([${GAPARCH}])

if test "x$GAPARCH" = "xUnknown" -o ! -d $GAPROOT/bin/$GAPARCH ; then
echo ""
echo "********************************************************************"
Expand All @@ -98,66 +98,75 @@ AC_DEFUN([AC_FIND_GAP],
echo " GAP installation."
echo "********************************************************************"
echo ""

AC_MSG_ERROR([Unable to find plausible GAParch information.])
fi


#####################################
# Now check for the GAP header files

bad=0
AC_MSG_CHECKING([for GAP include files])
if test -r $GAPROOT/src/compiled.h; then
AC_MSG_RESULT([$GAPROOT/src/compiled.h])
else
AC_MSG_RESULT([Not found])
bad=1
AC_MSG_ERROR([Unable to find plausible GAParch information.])
fi
AC_MSG_CHECKING([for GAP config.h])
if test -r $GAPROOT/bin/$GAPARCH/config.h; then
AC_MSG_RESULT([$GAPROOT/bin/$GAPARCH/config.h])


AC_MSG_CHECKING([for GAP >= 4.9])
# test if this GAP >= 4.9
if test "x$GAP_CPPFLAGS" != x; then
AC_MSG_RESULT([yes])
else
AC_MSG_RESULT([Not found])
bad=1
fi
AC_MSG_RESULT([no])
#####################################
# Now check for the GAP header files

if test "x$bad" = "x1"; then
echo ""
echo "********************************************************************"
echo " ERROR"
echo ""
echo " Failed to find the GAP source header files in src/ and"
echo " GAP's config.h in the architecture dependend directory"
echo ""
echo " The kernel build process expects to find the normal GAP "
echo " root directory structure as it is after building GAP itself, and"
echo " in particular the files"
echo " <gaproot>/sysinfo.gap"
echo " <gaproot>/src/<includes>"
echo " and <gaproot>/bin/<architecture>/bin/config.h."
echo " Please make sure that your GAP root directory structure"
echo " conforms to this layout, or give the correct GAP root using"
echo " --with-gaproot=<path>"
echo "********************************************************************"
echo ""
AC_MSG_ERROR([Unable to find GAP include files in /src subdirectory])
bad=0
AC_MSG_CHECKING([for GAP include files])
if test -r $GAPROOT/src/compiled.h; then
AC_MSG_RESULT([$GAPROOT/src/compiled.h])
else
AC_MSG_RESULT([Not found])
bad=1
fi
AC_MSG_CHECKING([for GAP config.h])
if test -r $GAPROOT/bin/$GAPARCH/config.h; then
AC_MSG_RESULT([$GAPROOT/bin/$GAPARCH/config.h])
else
AC_MSG_RESULT([Not found])
bad=1
fi

if test "x$bad" = "x1"; then
echo ""
echo "********************************************************************"
echo " ERROR"
echo ""
echo " Failed to find the GAP source header files in src/ and"
echo " GAP's config.h in the architecture dependend directory"
echo ""
echo " The kernel build process expects to find the normal GAP "
echo " root directory structure as it is after building GAP itself, and"
echo " in particular the files"
echo " <gaproot>/sysinfo.gap"
echo " <gaproot>/src/<includes>"
echo " and <gaproot>/bin/<architecture>/bin/config.h."
echo " Please make sure that your GAP root directory structure"
echo " conforms to this layout, or give the correct GAP root using"
echo " --with-gaproot=<path>"
echo "********************************************************************"
echo ""
AC_MSG_ERROR([Unable to find GAP include files in /src subdirectory])
fi

ARCHPATH=$GAPROOT/bin/$GAPARCH
GAP_CPPFLAGS="-I$GAPROOT -iquote $GAPROOT/src -I$ARCHPATH"

AC_MSG_CHECKING([for GAP's gmp.h location])
if test -r "$ARCHPATH/extern/gmp/include/gmp.h"; then
GAP_CPPFLAGS="$GAP_CPPFLAGS -I$ARCHPATH/extern/gmp/include"
AC_MSG_RESULT([$ARCHPATH/extern/gmp/include/gmp.h])
else
AC_MSG_RESULT([not found, GAP was compiled without its own GMP])
fi
fi

ARCHPATH=$GAPROOT/bin/$GAPARCH
GAP_CPPFLAGS="-I$GAPROOT -I$ARCHPATH"

AC_MSG_CHECKING([for GAP's gmp.h location])
if test -r "$ARCHPATH/extern/gmp/include/gmp.h"; then
GAP_CPPFLAGS="$GAP_CPPFLAGS -I$ARCHPATH/extern/gmp/include"
AC_MSG_RESULT([$ARCHPATH/extern/gmp/include/gmp.h])
else
AC_MSG_RESULT([not found, GAP was compiled without GMP])
fi;


AC_SUBST(GAPARCH)
AC_SUBST(GAPROOT)
AC_SUBST(GAP_CPPFLAGS)
AC_SUBST(GAP_LDLAGS)
AC_SUBST(GAP_LIBS)

AC_LANG_POP([C])
])