Blame project/config/cfgdefs.sh

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# in projects where [ $mb_use_custom_cfgdefs = yes ],
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# cfgdefs.sh is invoked from within ./configure via
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# . $mb_project_dir/project/cfgdefs.sh
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# a successful return from cfgdefs.sh will be followed
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# by a second invocation of the config_copy() function,
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# reflecting any changes to common config variables
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# made by cfgdefs.sh.
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# finally, cfgdefs.sh may update the contents of the
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# build-time-generated cfgdefs.mk.
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# no custom switches yet
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for arg ; do
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	case "$arg" in
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		*)
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			error_msg ${arg#}: "unsupported config argument."
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			exit 2
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	esac
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done
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# cfghost: target
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if [ -z "$mb_cfghost" ]; then
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	case "$mb_cchost" in
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		x86_64-*-linux | x86_64-*-linux-* | x86_64-linux-* )
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			mb_cfghost=x86_64-linux ;;
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		x86_64-*-midipix | x86_64-*-midipix-* | x86_64-midipix-* )
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			mb_cfghost=x86_64-midipix ;;
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	esac
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fi
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# cfghost: (native) pycompile
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mb_pycompile_cfghost=$($mb_native_cc -dumpmachine)
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case "$mb_pycompile_cfghost" in
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	x86_64-*-linux | x86_64-*-linux-* | x86_64-linux-* )
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		mb_pycompile_cfghost=x86_64-linux ;;
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	x86_64-*-midipix | x86_64-*-midipix-* | x86_64-midipix-* )
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		mb_pycompile_cfghost=x86_64-midipix ;;
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esac
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# update cfgdefs.mk
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sed -e 's^@pycompile_cfghost@^'"$mb_pycompile_cfghost"'^g' \
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	$mb_project_dir/project/config/cfgdefs.in          \
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		> $mb_pwd/cfgdefs.mk || exit 2
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# system tests: target
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mb_cfgdefs_cc=$(make -s -f Makefile.tmp .display-cc)
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mb_cfgdefs_cflags=$(make -s -f Makefile.tmp .display-cflags)
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printf '\n\n#system tests: target\n' >> $mb_pwd/cfgdefs.mk
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# <stropts.h>
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$mb_cfgdefs_cc $mb_cfgdefs_cflags -E -xc - \
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	--include=stropts.h < /dev/null    \
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	> /dev/null 2>/dev/null ||         \
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		printf 'CFLAGS_CONFIG\t\t+= -DHAVE_NO_STROPTS_H\n' \
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			>> $mb_pwd/cfgdefs.mk
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# openssl 1.1 or newer or a compatible libressl
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printf 'void * addr = &X509_NAME_ENTRY_set;'           \
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	| $mb_cfgdefs_cc $mb_cfgdefs_cflags            \
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		--include=openssl/x509.h -S -xc - -o - \
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		> /dev/null 2>/dev/null &&             \
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	printf 'CFLAGS_CONFIG\t\t+= -DOPENSSL_VERSION_1_1\n' \
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		>> $mb_pwd/cfgdefs.mk
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# system tests: (native) pycompile
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printf '\n\n#system tests: (native) pycompile\n' >> $mb_pwd/cfgdefs.mk
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$mb_native_cc -E -xc -                     \
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	--include=stropts.h < /dev/null    \
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	> /dev/null 2>/dev/null ||         \
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		printf 'PYCOMPILE_CFLAGS\t+= -DHAVE_NO_STROPTS_H\n' \
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			>> $mb_pwd/cfgdefs.mk
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# all done
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return 0