ObjFW  Diff

	AC_MSG_ERROR(No asprintf and no snprintf returning required space!)

case "$host_os" in
mingw*)
	AC_SUBST(OFSTDIOSTREAM_WIN32CONSOLE_M, "OFStdIOStream_Win32Console.m")
	;;
esac

ENCODINGS_SRCS=""

AC_ARG_ENABLE(unicode-tables,
	AS_HELP_STRING([--disable-unicode-tables], [Disable Unicode tables]))
AS_IF([test x"$enable_unicode_tables" != x"no"], [
	AC_DEFINE(OF_HAVE_UNICODE_TABLES, 1,
		[Whether to build with Unicode tables])
	ENCODINGS_SRCS="$ENCODINGS_SRCS unicode.m"
])


AC_DEFUN([ENCODING_FLAG], [
	AC_ARG_ENABLE($1,
		AS_HELP_STRING([--disable-$1],
			[Disables support for $3]))
	AS_IF([test x"$enable_$2" != x"no"], [
		AC_DEFINE($4, 1,
			[Whether we have support for $3])
		ENCODINGS_SRCS="$ENCODINGS_SRCS $2.m"
	])
])
ENCODING_FLAG(codepage-437, codepage_437, [Codepage 437], HAVE_CODEPAGE_437)
ENCODING_FLAG(codepage-850, codepage_850, [Codepage 850], HAVE_CODEPAGE_850)
ENCODING_FLAG(codepage-858, codepage_858, [Codepage 858], HAVE_CODEPAGE_858)
ENCODING_FLAG(iso-8859-2, iso_8859_2, [ISO 8859-2], HAVE_ISO_8859_2)
ENCODING_FLAG(iso-8859-15, iso_8859_15, [ISO 8859-15], HAVE_ISO_8859_15)
ENCODING_FLAG(mac-roman, mac_roman, [Mac Roman encoding], HAVE_MAC_ROMAN)
ENCODING_FLAG(windows-1251, windows_1251, [Windows-1251], HAVE_WINDOWS_1251)
ENCODING_FLAG(windows-1252, windows_1252, [Windows-1252], HAVE_WINDOWS_1252)

AC_SUBST(ENCODINGS_SRCS)
AS_IF([test x"$ENCODINGS_SRCS" != x""], [
	AC_SUBST(ENCODINGS, "encodings")

	AS_IF([test x"$enable_shared" != x"no"], [
		AC_SUBST(ENCODINGS_LIB_A, "encodings.lib.a")
		AC_SUBST(ENCODINGS_ENCODINGS_LIB_A, "encodings/encodings.lib.a")
	])
	AS_IF([test x"$enable_static" = x"yes" -o x"$enable_shared" = x"no"], [
		AC_SUBST(ENCODINGS_A, "encodings.a")
		AC_SUBST(ENCODINGS_ENCODINGS_A, "encodings/encodings.a")
	])
])

AC_CHECK_FUNCS(sigaction)

AC_CHECK_FUNCS([arc4random random], break)

AC_CHECK_LIB(dl, dlopen, LIBS="$LIBS -ldl")
AC_CHECK_HEADERS_ONCE(dlfcn.h)