# in projects where [ $mb_use_custom_cfgdefs = yes ],

# cfgdefs.sh is invoked from within ./configure via

# . $mb_project_dir/project/cfgdefs.sh

# a successful return from cfgdefs.sh will be followed

# by a second invocation of the config_copy() function,

# reflecting any changes to common config variables

# made by cfgdefs.sh.

# finally, cfgdefs.sh may update the contents of the

# config-time generated cfgdefs.mk.

# cfgdefs helper functions

. "$mb_project_dir/project/config/cfghost.sh"

# sofort's config test framework

. "$mb_project_dir/sofort/cfgtest.sh"

for arg ; do

	case "$arg" in

		*)

			error_msg ${arg#}: "unsupported config argument."

			exit 2

	esac

done

cfgdefs_set_cfghost_flavors()

{

	cfghost_set_target_cfghost

	cfghost_set_native_cfghost

}

cfgdefs_detect_python_version()

{

	mb_internal_verinfo=$(mktemp)

	if [ -z "$mb_internal_verinfo" ]; then

		exit 2

	fi

	"$mb_native_cc" -E -dM "$mb_source_dir/Include/patchlevel.h" \

		> "$mb_internal_verinfo"

	python_major=$(grep '#define PY_MAJOR_VERSION ' "$mb_internal_verinfo" | cut -d' ' -f3)

	python_minor=$(grep '#define PY_MINOR_VERSION ' "$mb_internal_verinfo" | cut -d' ' -f3)

	python_micro=$(grep '#define PY_MICRO_VERSION ' "$mb_internal_verinfo" | cut -d' ' -f3)

	if [ -z "$python_major" ] || [ -z "$python_minor" ] || [ -z "$python_micro" ]; then

		error_msg "Could not properly parse Python's patchlevel.h"

		exit 2

	fi

	python_ver="$python_major.$python_minor"

	[ -z "$mb_package"  ] && mb_package='python'"$python_ver"

	[ -z "$mb_nickname" ] && mb_nickname="$mb_package"

	[ -z "$mb_pkgname"  ] && mb_pkgname="$mb_package"

	[ -z "$mb_pkgdesc"  ] && mb_pkgdesc="$mb_package"

}

cfgdefs_output_custom_defs()

{

	sed \

			-e 's/@python_ver@/'"$python_ver"'/g'       \

			-e 's/@python_major@/'"$python_major"'/g'   \

			-e 's/@python_minor@/'"$python_minor"'/g'   \

			-e 's/@python_micro@/'"$python_micro"'/g'   \

		"$mb_project_dir/project/config/cfgdefs.in"         \

			>> "$mb_pwd/cfgdefs.mk"

}

cfgdefs_perform_common_tests()

{

	# headers

	cfgtest_header_absence  'stropts.h'

	cfgtest_header_presence 'stdatomic.h'

	cfgtest_header_presence 'endian.h'

	cfgtest_header_presence 'net/if.h'

	cfgtest_header_presence 'sched.h'

	cfgtest_header_presence 'sys/ioctl.h'

	cfgtest_header_presence 'sys/sendfile.h'

	cfgtest_header_presence 'sys/syscall.h'

	cfgtest_header_presence 'sys/sysmacros.h'

	cfgtest_header_presence 'sys/uio.h'

	cfgtest_header_presence 'sys/xattr.h'

	# interfaces

	mb_cfgtest_headers='sys/epoll.h'

	cfgtest_interface_presence 'epoll_create1'

	mb_cfgtest_headers='sched.h'

	cfgtest_interface_presence 'sched_get_priority_max'

	cfgtest_interface_presence 'sched_rr_get_interval'

	cfgtest_interface_presence 'sched_setaffinity'

	cfgtest_interface_presence 'sched_setparam'

	cfgtest_interface_presence 'sched_setscheduler'

	mb_cfgtest_headers='sys/sendfile.h'

	cfgtest_interface_presence 'sendfile'

	# ncurses: python refers to members of typedef struct _win_st WINDOW

	cfgtest_cflags_append '-DNCURSES_INTERNALS'

	# ncurses libs (common part)

	mb_ncurses_libs='-lpanelw -lncursesw'

	mb_ncurses_tinfo='-ltinfo'

	cfgtest_library_presence $mb_ncurses_tinfo \

		&& mb_ncurses_libs="$mb_ncurses_libs $mb_ncurses_tinfo"

}

cfgdefs_perform_target_tests()

{

	# init

	cfgtest_target_section

	# common tests

	cfgdefs_perform_common_tests

	# ndbm

	cfgtest_header_presence 'ndbm.h'

	# openssl

	mb_cfgtest_headers='openssl/x509.h'

	cfgtest_interface_presence 'X509_NAME_ENTRY_set' \

		&& cfgtest_cflags_append '-DOPENSSL_VERSION_1_1'

	# ncurses libs

	mb_cfgtest_makevar='LDFLAGS_NCURSES_LIBS'

	cfgtest_makevar_append $mb_ncurses_libs

	# tcl/tk libc

	for mb_tcltk_ver in 8.9 8.8 8.7 8.6 8.5; do

		if [ -z "$mb_tcltk_libs" ]; then

			mb_tcltk_libs="-ltk$mb_tcltk_ver -ltcl$mb_tcltk_ver"

			cfgtest_library_presence $mb_tcltk_libs \

				|| mb_tcltk_libs=''

		fi

	done

	mb_cfgtest_makevar='LDFLAGS_TCLTK_LIBS'

	cfgtest_makevar_append "$mb_tcltk_libs"

	# pretty cfgdefs.mk

	cfgtest_newline

}

cfgdefs_perform_native_tests()

{

	# init

	cfgtest_native_section

	# common tests

	cfgdefs_perform_common_tests

	# ncurses libs

	cfgtest_ldflags_append $mb_ncurses_libs

	# pretty cfgdefs.mk

	cfgtest_newline

}

# cfghost

cfgdefs_set_cfghost_flavors

# python version info

cfgdefs_detect_python_version

# cfgdefs.in --> cfgdefs.mk

cfgdefs_output_custom_defs

# target-specific tests

cfgdefs_perform_target_tests

# native system tests

cfgdefs_perform_native_tests

# all done

return 0