ObjFW  Diff

	LIBS="$LIBS -ldebug"

	enable_files="yes"	# Required for reading ENV:
	enable_shared="no"
	supports_amiga_lib="yes"

	AS_IF([test x"$enable_amiga_lib" != x"no"], [
		AC_SUBST(OBJFW_AMIGA_LIB, objfw68k.library)
		AC_SUBST(OBJFWRT_AMIGA_LIB, objfwrt68k.library)
		dnl For 68000, GCC emits calls to helper functions that
		dnl do not work properly in a library.
		t="-mcpu=68020 -fbaserel32 -noixemul -ffreestanding"
		AC_SUBST(AMIGA_LIB_CFLAGS, $t)
		t="$t -resident32 -nostartfiles -nodefaultlibs -ldebug -lc"
		AC_SUBST(AMIGA_LIB_LDFLAGS, $t)
	])

	AC_SUBST(LIBBASES_M, libbases.m)
	;;
powerpc-*-amigaos*)
	CPPFLAGS="$CPPFLAGS -D__USE_INLINE__"

	LIBS="$LIBS -ldebug"

	enable_files="yes"	# Required for reading ENV:
	enable_shared="no"
	supports_amiga_lib="yes"

	AS_IF([test x"$enable_amiga_lib" != x"no"], [
		AC_SUBST(OBJFW_AMIGA_LIB, objfw.library)
		AC_SUBST(OBJFWRT_AMIGA_LIB, objfwrt.library)
		t="-mresident32 -ffreestanding -noixemul"
		AC_SUBST(AMIGA_LIB_CFLAGS, $t)
		t="-mresident32 -nostartfiles -nodefaultlibs -noixemul"
		t="$t -laboxstubs -labox -lmath -ldebug -lc"
		AC_SUBST(AMIGA_LIB_LDFLAGS, $t)
	])

	AC_SUBST(LIBBASES_M, libbases.m)
	;;
*-msdosdjgpp*)
	enable_shared="no"
	enable_threads="no"

	AC_MSG_RESULT(no)
	AC_MSG_ERROR(Compiler does not support properties!)
])

AC_CHECK_TOOL(AR, ar)
AC_PROG_RANLIB

AC_ARG_ENABLE(amiga-lib,
	AS_HELP_STRING([--disable-amiga-lib], [do not build Amiga library]))
AS_IF([test x"$supports_amiga_lib" != x"yes"], [enable_amiga_lib="no"])

AC_ARG_ENABLE(shared,
	AS_HELP_STRING([--disable-shared], [do not build shared library]))
AS_IF([test x"$enable_shared" != x"no"], [
	BUILDSYS_SHARED_LIB
	AC_SUBST(OBJFW_SHARED_LIB, "${LIB_PREFIX}objfw${LIB_SUFFIX}")
	AC_SUBST(EXCEPTIONS_LIB_A, "exceptions.lib.a")
	AC_SUBST(FORWARDING_LIB_A, "forwarding.lib.a")
	AC_SUBST(INVOCATION_LIB_A, "invocation.lib.a")
	AC_SUBST(LOOKUP_ASM_LIB_A, "lookup-asm.lib.a")

	BUILDSYS_FRAMEWORK([
		AC_SUBST(OBJFW_FRAMEWORK, "ObjFW.framework")
		build_framework="yes"
	])

	AC_SUBST(OBJFW_LIBS, "-lobjfw")
], [
	AS_IF([test x"$enable_amiga_lib" != x"no"], [
		AC_SUBST(OBJFW_LIBS, "-lobjfw.library")
		tmp="../src/linklib/libobjfw.library.a"
		AC_SUBST(LIBOBJFW_DEP, "$tmp")
		AC_SUBST(LIBOBJFW_DEP_LVL2, "../$tmp")
	], [
		AC_SUBST(OBJFW_LIBS, "-lobjfw")
		AC_SUBST(LIBOBJFW_DEP, "../src/libobjfw.a")
		AC_SUBST(LIBOBJFW_DEP_LVL2, "../../src/libobjfw.a")

		AC_DEFINE(OF_NO_SHARED, 1, [Whether no shared library is built])
	])
])

AS_IF([test x"$build_framework" = x"yes"], [
	TESTS_LIBS="-framework ObjFW \${RUNTIME_FRAMEWORK_LIBS} $TESTS_LIBS"
	TESTS_LIBS="-F../src -F../src/runtime $TESTS_LIBS"
], [
	TESTS_LIBS="\${OBJFW_LIBS} \${RUNTIME_LIBS} $TESTS_LIBS"
	TESTS_LIBS="-L../src/runtime -L../src/runtime/linklib $TESTS_LIBS"
	TESTS_LIBS="-L../src -L../src/linklib $TESTS_LIBS"
])

AC_ARG_ENABLE(amiga-lib,
	AS_HELP_STRING([--disable-amiga-lib], [do not build Amiga library]))
AS_IF([test x"$supports_amiga_lib" != x"yes"], [enable_amiga_lib="no"])
AS_IF([test x"$enable_amiga_lib" != x"no"], [

	AC_SUBST(EXCEPTIONS_AMIGALIB_A, "exceptions.amigalib.a")
	AC_SUBST(FORWARDING_AMIGALIB_A, "forwarding.amigalib.a")
	AC_SUBST(INVOCATION_AMIGALIB_A, "invocation.amigalib.a")
	AC_SUBST(LOOKUP_ASM_AMIGALIB_A, "lookup-asm.amigalib.a")
])

AC_ARG_ENABLE(static, AS_HELP_STRING([--enable-static], [build static library]))
AS_IF([test x"$enable_shared" = x"no" -a x"$enable_amiga_lib" = x"no"], [
	enable_static="yes"
])
AS_IF([test x"$enable_static" = x"yes"], [
	AC_SUBST(OBJFW_STATIC_LIB, "libobjfw.a")
	AC_SUBST(EXCEPTIONS_A, "exceptions.a")
	AC_SUBST(FORWARDING_A, "forwarding.a")
	AC_SUBST(INVOCATION_A, "invocation.a")
	AC_SUBST(LOOKUP_ASM_A, "lookup-asm.a")
])

AS_IF([test x"$enable_amiga_lib" != x"no"], [
	AC_SUBST(EXCEPTIONS_AMIGALIB_A, "exceptions.amigalib.a")
	AC_SUBST(EXCEPTIONS_EXCEPTIONS_AMIGALIB_A,
		"exceptions/exceptions.amigalib.a")
	AC_SUBST(FORWARDING_AMIGALIB_A, "forwarding.amigalib.a")
	AC_SUBST(FORWARDING_FORWARDING_AMIGALIB_A,
		"forwarding/forwarding.amigalib.a")
	AC_SUBST(INVOCATION_AMIGALIB_A, "invocation.amigalib.a")
	AC_SUBST(INVOCATION_INVOCATION_AMIGALIB_A,
		"invocation/invocation.amigalib.a")
	AC_SUBST(LOOKUP_ASM_AMIGALIB_A, "lookup-asm.amigalib.a")
	AC_SUBST(LOOKUP_ASM_LOOKUP_ASM_AMIGALIB_A,
		"lookup-asm/lookup-asm.amigalib.a")
])

AC_DEFINE_UNQUOTED(PLUGIN_SUFFIX, "$PLUGIN_SUFFIX", [Suffix for plugins])
AS_IF([test x"$enable_files" != x"no" -a x"$PLUGIN_SUFFIX" != x""], [
	AC_SUBST(USE_SRCS_PLUGINS, '${SRCS_PLUGINS}')
	AC_SUBST(TESTPLUGIN, "plugin")
	AC_DEFINE(OF_HAVE_PLUGINS, 1, [Whether we have plugin support])
	AC_CONFIG_FILES(tests/plugin/Info.plist)

	AS_IF([test x"$build_framework" = x"yes"], [
		TESTPLUGIN_LIBS="-F../../src -F../../src/runtime"
		TESTPLUGIN_LIBS="$TESTPLUGIN_LIBS -framework ObjFW"
		TESTPLUGIN_LIBS="$TESTPLUGIN_LIBS \${RUNTIME_FRAMEWORK_LIBS}"
	], [
		TESTPLUGIN_LIBS="-L../../src -L../../src/runtime"
		TESTPLUGIN_LIBS="$TESTPLUGIN_LIBS -lobjfw \${RUNTIME_LIBS}"
	])
	AC_SUBST(TESTPLUGIN_LIBS)
])

AS_IF([test x"$enable_amiga_lib" != x"no"], [
	AC_SUBST(LINKLIB, linklib)
])

AC_MSG_CHECKING(whether we need -D_GNU_SOURCE)
AC_EGREP_CPP(egrep_cpp_yes, [
	#include <stdlib.h>

	#if defined(__GLIBC__) || defined(__MINGW32__) || \
	    defined(__NEWLIB__) || defined(__MORPHOS__)

	AS_IF([test x"$build_framework" = x"yes"], [
		AC_SUBST(OBJFWRT_FRAMEWORK, "ObjFWRT.framework")
		AC_SUBST(RUNTIME_FRAMEWORK_LIBS, "-framework ObjFWRT")
	])

	AS_IF([test x"$enable_amiga_lib" != x"no"], [
		AC_SUBST(RUNTIME_LIBS, "-lobjfwrt.library")

		tmp="../src/runtime/linklib/libobjfwrt.library.a"
		AC_SUBST(LIBOBJFWRT_DEP, "$tmp")
		AC_SUBST(LIBOBJFWRT_DEP_LVL2, "../$tmp")
	], [
		AC_SUBST(RUNTIME_LIBS, "-lobjfwrt")
	])

AS_IF([test x"$ENCODINGS_SRCS" = x""], [
	ENCODINGS_SRCS="dummy.m"
])
AC_SUBST(ENCODINGS_SRCS)
AS_IF([test x"$enable_shared" != x"no"], [
	AC_SUBST(ENCODINGS_LIB_A, "encodings.lib.a")
])
AS_IF([test x"$enable_amiga_lib" != x"no"], [
	AC_SUBST(ENCODINGS_AMIGALIB_A, "encodings.amigalib.a")
])
AS_IF([test x"$enable_static" = x"yes"], [
	AC_SUBST(ENCODINGS_A, "encodings.a")
])

AC_CHECK_FUNCS(arc4random arc4random_buf getrandom random, break)

AS_IF([test x"$host_os" != x"morphos"], [
	AC_CHECK_LIB(dl, dlopen, LIBS="$LIBS -ldl")
])
AC_CHECK_HEADERS_ONCE(dlfcn.h)
case "$host_os" in
netbsd*)
	dnl dladdr exists on NetBSD, but it is completely broken.
	dnl When using it with code that uses __thread, it freezes the process
	dnl so that it has to be killed using SIGKILL.
	dnl When disabling __thread, it doesn't freeze, but all symbols are
	dnl wrong.
	;;
morphos*)
	dnl MorphOS has a dladdr symbol, but it doesn't work.
	;;
*)
	AC_CHECK_FUNCS(dladdr)
	;;
esac

AC_CHECK_HEADERS(sys/mman.h)
AC_CHECK_FUNCS(mmap mlock)