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-#
-# simple autoconf system for GNU make
-#
-# (c) 2002-2006 Gerd Hoffmann <kraxel@suse.de>
-#
-# credits for creating this one go to the autotools people because
-# they managed it to annoy lots of developers and users (including
-# me) with version incompatibilities.
-#
-# This file is public domain. No warranty. If it breaks you keep
-# both pieces.
-#
-########################################################################
-
-# verbose yes/no
-verbose ?= no
-
-# some stuff used by the tests
-ifneq ($(verbose),no)
- # verbose (for debug)
- ac_init = echo "checking $(1) ... " >&2; rc=no
- ac_b_cmd = echo "run: $(1)" >&2; $(1) >/dev/null && rc=yes
- ac_s_cmd = echo "run: $(1)" >&2; rc=`$(1)`
- ac_fini = echo "... result is $${rc}" >&2; echo >&2; echo "$${rc}"
-else
- # normal
- ac_init = echo -n "checking $(1) ... " >&2; rc=no
- ac_b_cmd = $(1) >/dev/null 2>&1 && rc=yes
- ac_s_cmd = rc=`$(1) 2>/dev/null`
- ac_fini = echo "$${rc}" >&2; echo "$${rc}"
-endif
-
-# some helpers to build cflags and related variables
-ac_def_cflags_1 = $(if $(filter yes,$($(1))),-D$(1))
-ac_lib_cflags = $(foreach lib,$(1),$(call ac_def_cflags_1,HAVE_LIB$(lib)))
-ac_inc_cflags = $(foreach inc,$(1),$(call ac_def_cflags_1,HAVE_$(inc)))
-ac_lib_mkvar_1 = $(if $(filter yes,$(HAVE_LIB$(1))),$($(1)_$(2)))
-ac_lib_mkvar = $(foreach lib,$(1),$(call ac_lib_mkvar_1,$(lib),$(2)))
-
-
-########################################################################
-# the tests ...
-
-# get uname
-ac_uname = $(shell \
- $(call ac_init,for system);\
- $(call ac_s_cmd,uname -s | tr 'A-Z' 'a-z');\
- $(call ac_fini))
-
-ac_uname_arch = $(shell \
- $(call ac_init,for arch);\
- $(call ac_s_cmd,uname -m | tr 'A-Z' 'a-z');\
- $(call ac_fini))
-
-# check for some header file
-# args: header file
-ac_header = $(shell \
- $(call ac_init,for $(1));\
- $(call ac_b_cmd,echo '\#include <$(1)>' |\
- $(CC) $(CFLAGS) -E -);\
- $(call ac_fini))
-
-# check for some function
-# args: function [, additional libs ]
-ac_func = $(shell \
- $(call ac_init,for $(1));\
- echo 'void $(1)(void); int main(void) {$(1)();return 0;}' \
- > __actest.c;\
- $(call ac_b_cmd,$(CC) $(CFLAGS) $(LDFLAGS) -o \
- __actest __actest.c $(2));\
- rm -f __actest __actest.c;\
- $(call ac_fini))
-
-# check for some library
-# args: function, library [, additional libs ]
-ac_lib = $(shell \
- $(call ac_init,for $(1) in $(2));\
- echo 'void $(1)(void); int main(void) {$(1)();return 0;}' \
- > __actest.c;\
- $(call ac_b_cmd,$(CC) $(CFLAGS) $(LDFLAGS) -o \
- __actest __actest.c -l$(2) $(3));\
- rm -f __actest __actest.c;\
- $(call ac_fini))
-
-# check if some compiler flag works
-# args: compiler flag
-ac_cflag = $(shell \
- $(call ac_init,for $(CC) cflags);\
- echo 'int main() {return 0;}' > __actest.c;\
- $(call ac_b_cmd,$(CC) $(CFLAGS) $(1) $(LDFLAGS) -o \
- __actest __actest.c);\
- rm -f __actest __actest.c;\
- if test "$${rc}" = "yes"; then rc="$(1)"; else rc="$(2)"; fi;\
- $(call ac_fini))
-
-# check for some binary
-# args: binary name
-ac_binary = $(shell \
- $(call ac_init,for $(1));\
- $(call ac_s_cmd,which $(1));\
- bin="$$rc";rc="no";\
- $(call ac_b_cmd,test -x "$$$$bin");\
- $(call ac_fini))
-
-# check if lib64 is used
-#ac_lib64 = $(shell \
-# $(call ac_init,for libdir name);\
-# $(call ac_s_cmd,$(CC) -print-search-dirs | grep -q lib64 &&\
-# echo "lib64" || echo "lib");\
-# $(call ac_fini))
-ac_lib64 = $(shell \
- $(call ac_init,for libdir name);\
- $(call ac_s_cmd,/sbin/ldconfig -p | grep -q lib64 &&\
- echo "lib64" || echo "lib");\
- $(call ac_fini))
-
-# check for x11 ressource dir prefix
-ac_resdir = $(shell \
- $(call ac_init,for X11 app-defaults prefix);\
- $(call ac_s_cmd, for dir in \
- /etc/X11/app-defaults \
- /usr/X11R6/lib/X11/app-defaults \
- /usr/share/X11/app-defaults \
- /usr/lib/X11/app-defaults \
- ; do test -d "$$dir" || continue;\
- dirname "$$dir"; break; done);\
- $(call ac_fini))
-
-# check if package is installed, via pkg-config
-# args: pkg name
-ac_pkg_config = $(shell \
- $(call ac_init,for $(1) (using pkg-config));\
- $(call ac_b_cmd, pkg-config $(1));\
- $(call ac_fini))
-
-# grep some file
-# args: regex, file
-ac_grep = $(shell \
- $(call ac_init,for $(1) in $(2));\
- $(call ac_b_cmd, grep -q $(1) $(2));\
- $(call ac_fini))
-
-
-########################################################################
-# build Make.config
-
-define newline
-
-
-endef
-make-config-q = $(subst $(newline),\n,$(make-config))
-
-ifeq ($(filter config,$(MAKECMDGOALS)),config)
-.PHONY: Make.config
- LIB := $(call ac_lib64)
-else
- LIB ?= $(call ac_lib64)
- LIB := $(LIB)
-endif
-.PHONY: config
-config: Make.config
- @true
-
-Make.config: $(srcdir)/GNUmakefile
- @/bin/echo -e "$(make-config-q)" > $@
- @echo
- @echo "Make.config written, edit if needed"
- @echo