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if tup.getconfig("NO_GCC") ~= "" or tup.getconfig("NO_FASM") ~= "" then return end

tup.include("../../../../../programs/use_gcc.lua")

CFLAGS =  "-c -O2 -fno-builtin -fno-ident -fomit-frame-pointer -DMISSING_SYSCALL_NAMES"

LDFLAGS = "-shared -s -T libcdll.lds --out-implib $(SDK_DIR)/lib/libc.dll.a --image-base 0"

-- LDFLAGS = LDFLAGS .. " --output-def libc.orig.def"

SDK_DIR = "../../.."

LIBC_TOPDIR = "."

LIBC_INCLUDES = "include"

NAME = "libc"

DEFINES = "-U__WIN32__ -U_Win32 -U_WIN32 -U__MINGW32__ -U_MSC_VER-D_IEEE_LIBM -DHAVE_RENAME -DBUILD_LIBC"

INCLUDES = "-Iinclude"

TOOLCHAIN_LIBPATH = tup.getconfig("TOOLCHAIN_LIBPATH")

-- if not given explicitly in config, try to guess

if TOOLCHAIN_LIBPATH == "" then

  if tup.getconfig("TUP_PLATFORM") == "win32"

  then TOOLCHAIN_LIBPATH="C:\\MinGW\\msys\\1.0\\home\\autobuild\\tools\\win32\\mingw32\\lib"

  else TOOLCHAIN_LIBPATH="/home/autobuild/tools/win32/mingw32/lib"

  end

end

LIBPATH = "-L$(SDK_DIR)/lib"

STATIC_SRCS = {"crt/start.S", "crt/crt1.c", "crt/crt2.c", "crt/exit.S"}

LIBDLL_SRCS = {"crt/dllstart.c", "crt/exit.S", "crt/pseudo-reloc.c", "crt/setjmp.S"}

LIBCDLL_SRCS = {

  "crt/crtdll.c",

  "crt/crt2.c",

  "crt/pseudo-reloc.c",

  "crt/exit.S",

  "pe/loader.c"

}

CORE_SRCS = {

  "argz/buf_findstr.c",

  "argz/envz_get.c",

  "crt/console.asm",

  "crt/thread.S",

  "crt/setjmp.S",

  "crt/cpu_features.c",

  "crt/tls.c",

  "ctype/ctype_.c",

  "ctype/isascii.c",

  "ctype/isblank.c",

  "ctype/isalnum.c",

  "ctype/isalpha.c",

  "ctype/iscntrl.c",

  "ctype/isdigit.c",

  "ctype/islower.c",

  "ctype/isupper.c",

  "ctype/isprint.c",

  "ctype/ispunct.c",

  "ctype/isspace.c",

  "ctype/iswctype.c",

  "ctype/iswalnum.c",

  "ctype/iswalpha.c",

  "ctype/iswblank.c",

  "ctype/iswcntrl.c",

  "ctype/iswdigit.c",

  "ctype/iswgraph.c",

  "ctype/iswlower.c",

  "ctype/iswprint.c",

  "ctype/iswpunct.c",

  "ctype/iswspace.c",

  "ctype/iswupper.c",

  "ctype/iswxdigit.c",

  "ctype/isxdigit.c",

  "ctype/toascii.c",

  "ctype/tolower.c",

  "ctype/toupper.c",

  "ctype/towctrans.c",

  "ctype/towlower.c",

  "ctype/towupper.c",

  "ctype/wctrans.c",

  "ctype/wctype.c",

  "errno/errno.c",

  "locale/locale.c",

  "locale/lctype.c",

  "locale/ldpart.c",

  "reent/closer.c",

  "reent/fstatr.c",

  "reent/getreent.c",

  "reent/gettimeofdayr.c",

  "reent/impure.c",

  "reent/init_reent.c",

  "reent/isattyr.c",

  "reent/linkr.c",

  "reent/lseekr.c",

  "reent/mutex.c",

  "reent/openr.c",

  "reent/readr.c",

  "reent/renamer.c",

  "reent/statr.c",

  "reent/timesr.c",

  "reent/unlinkr.c",

  "reent/writer.c",

  "search/qsort.c",

  "search/bsearch.c",

  "signal/signal.c",

  "sys/access.c",

  "sys/clock_gettime.c",

  "sys/close.c",

  "sys/conio.c",

  "sys/create.c",

  "sys/errno.c",

  "sys/finfo.c",

  "sys/fsize.c",

  "sys/fstat.c",

  "sys/gettod.c",

  "sys/io.c",

  "sys/ioread.c",

  "sys/iowrite.c",

  "sys/isatty.c",

  "sys/lseek.c",

  "sys/open.c",

  "sys/read.c",

  "sys/_rename.c",

  "sys/stat.c",

  "sys/unlink.c",

  "sys/write.c",

  "sys/io_alloc.S",

  "time/asctime.c",

  "time/asctime_r.c",

  "time/clock.c",

  "time/ctime.c",

  "time/ctime_r.c",

  "time/difftime.c",

  "time/gettzinfo.c",

  "time/gmtime.c",

  "time/gmtime_r.c",

  "time/mktime.c",

  "time/month_lengths.c",

  "time/lcltime.c",

  "time/lcltime_r.c",

  "time/strftime.c",

  "time/time.c",

  "time/tzcalc_limits.c",

  "time/timelocal.c",

  "time/tzlock.c",

  "time/tzset.c",

  "time/tzset_r.c",

  "time/tzvars.c"

}

STDLIB_SRCS = {

  "__atexit.c",

  "__call_atexit.c",

  "abort.c",

  "abs.c",

  "assert.c",

  "atexit.c",

  "atof.c",

  "atoi.c",

  "atol.c",

  "btowc.c",

  "calloc.c",

  "cxa_atexit.c",

  "cxa_finalize.c",

  "div.c",

  "dtoa.c",

  "dtoastub.c",

  "efgcvt.c",

  "ecvtbuf.c",

  "eprintf.c",

  "erand48.c",

  "exit.c",

  "gdtoa-gethex.c",

  "gdtoa-hexnan.c",

  "getenv.c",

  "getenv_r.c",

  "itoa.c",

  "ldiv.c",

  "labs.c",

  "ldtoa.c",

  "malloc.c",

  "mallocr.c",

  "mblen.c",

  "mblen_r.c",

  "mbrlen.c",

  "mbrtowc.c",

  "mbsinit.c",

  "mbsnrtowcs.c",

  "mbsrtowcs.c",

  "mbstowcs.c",

  "mbstowcs_r.c",

  "mbtowc.c",

  "mbtowc_r.c",

  "mlock.c",

  "mprec.c",

  "rand.c",

  "rand_r.c",

  "rand48.c",

  "random.c",

  "realloc.c",

  "seed48.c",

  "srand48.c",

  "strtod.c",

  "strtodg.c",

  "strtol.c",

  "strtold.c",

  "strtoll.c",

  "strtoll_r.c",

  "strtorx.c",

  "strtoul.c",

  "strtoull.c",

  "strtoull_r.c",

  "system.c",

  "utoa.c",

  "wcrtomb.c",

  "wcsnrtombs.c",

  "wcsrtombs.c",

  "wcstod.c",

  "wcstol.c",

  "wcstold.c",

  "wcstoll.c",

  "wcstoll_r.c",

  "wcstombs.c",

  "wcstombs_r.c",

  "wcstoul.c",

  "wcstoull.c",

  "wcstoull_r.c",

  "wctob.c",

  "wctomb.c",

  "wctomb_r.c"

}

STRING_SRCS = {

  "bcmp.c",

  "bcopy.c",

  "bzero.c",

  "explicit_bzero.c",

  "gnu_basename.c",

  "index.c",

  "memccpy.c",

  "memchr.c",

  "memcmp.c",

  "memcpy.c",

  "memmem.c",

  "memmove.c",

  "mempcpy.c",

  "memrchr.c",

  "memset.c",

  "rawmemchr.c",

  "rindex.c",

  "stpcpy.c",

  "stpncpy.c",

  "strcasecmp.c",

  "strcasestr.c",

  "strcat.c",

  "strchr.c",

  "strchrnul.c",

  "strcmp.c",

  "strcoll.c",

  "strcpy.c",

  "strcspn.c",

  "strdup.c",

  "strdup_r.c",

  "strerror.c",

  "strerror_r.c",

  "strlcat.c",

  "strlcpy.c",

  "strlen.c",

  "strlwr.c",

  "strncasecmp.c",

  "strncat.c",

  "strncmp.c",

  "strncpy.c",

  "strndup.c",

  "strndup_r.c",

  "strnlen.c",

  "strpbrk.c",

  "strrchr.c",

  "strsep.c",

  "strspn.c",

  "strstr.c",

  "strtok.c",

  "strtok_r.c",

  "strupr.c",

  "strxfrm.c",

  "swab.c",

  "u_strerr.c",

  "wcpcpy.c",

  "wcpncpy.c",

  "wcscasecmp.c",

  "wcscat.c",

  "wcschr.c",

  "wcscmp.c",

  "wcscoll.c",

  "wcscpy.c",

  "wcscspn.c",

  "wcsdup.c",

  "wcslcat.c",

  "wcslcpy.c",

  "wcslen.c",

  "wcsncasecmp.c",

  "wcsncat.c",

  "wcsncmp.c",

  "wcsncpy.c",

  "wcsnlen.c",

  "wcspbrk.c",

  "wcsrchr.c",

  "wcsspn.c",

  "wcsstr.c",

  "wcstok.c",

  "wcswidth.c",

  "wcsxfrm.c",

  "wcwidth.c",

  "wmemchr.c",

  "wmemcmp.c",

  "wmemcpy.c",

  "wmemmove.c",

  "wmemset.c"

}

STDIO_SRCS = {

  "asiprintf.c",

  "asniprintf.c",

  "asnprintf.c",

  "asprintf.c",

  "clearerr.c",

  "clearerr_u.c",

  "diprintf.c",

  "dprintf.c",

  "fclose.c",

  "fcloseall.c",

  "fdopen.c",

  "feof.c",

  "feof_u.c",

  "ferror.c",

  "ferror_u.c",

  "fflush.c",

  "fflush_u.c",

  "fgetc.c",

  "fgetc_u.c",

  "fgetpos.c",

  "fgets.c",

  "fgets_u.c",

  "fgetwc.c",

  "fgetwc_u.c",

  "fgetws.c",

  "fgetws_u.c",

  "fileno.c",

  "fileno_u.c",

  "findfp.c",

  "fiprintf.c",

  "fiscanf.c",

  "flags.c",

  "fmemopen.c",

  "fopen.c",

  "fopencookie.c",

  "fprintf.c",

  "fpurge.c",

  "fputc.c",

  "fputc_u.c",

  "fputs.c",

  "fputs_u.c",

  "fputwc.c",

  "fputwc_u.c",

  "fputws.c",

  "fputws_u.c",

  "fsetpos.c",

  "funopen.c",

  "fread.c",

  "fread_u.c",

  "freopen.c",

  "fscanf.c",

  "fseek.c",

  "fseeko.c",

  "fsetlocking.c",

  "ftell.c",

  "ftello.c",

  "fvwrite.c",

  "fwalk.c",

  "fwide.c",

  "fwprintf.c",

  "fwrite.c",

  "fwrite_u.c",

  "fwscanf.c",

  "getc.c",

  "getc_u.c",

  "getchar.c",

  "getchar_u.c",

  "getdelim.c",

  "getline.c",

  "gets.c",

  "getw.c",

  "getwc.c",

  "getwc_u.c",

  "getwchar.c",

  "getwchar_u.c",

  "iprintf.c",

  "iscanf.c",

  "makebuf.c",

  "mbstowcs.c",

  "mktemp.c",

  "open_memstream.c",

  "perror.c",

  "printf.c",

  "putc.c",

  "putc_u.c",

  "putchar.c",

  "putchar_u.c",

  "puts.c",

  "putw.c",

  "putwc.c",

  "putwc_u.c",

  "putwchar.c",

  "putwchar_u.c",

  "refill.c",

  "remove.c",

  "rename.c",

  "rewind.c",

  "rget.c",

  "scanf.c",

  "sccl.c",

  "setbuf.c",

  "setbuffer.c",

  "setlinebuf.c",

  "setvbuf.c",

  "siprintf.c",

  "siscanf.c",

  "sniprintf.c",

  "snprintf.c",

  "sprintf.c",

  "sscanf.c",

  "stdio.c",

  "stdio_ext.c",

  "swprintf.c",

  "swscanf.c",

  "tmpfile.c",

  "tmpnam.c",

  "ungetc.c",

  "ungetwc.c",

  "vasiprintf.c",

  "vasniprintf.c",

  "vasnprintf.c",

  "vasprintf.c",

  "vdiprintf.c",

  "vdprintf.c",

  "vfwscanf.c",

  "viprintf.c",

  "viscanf.c",

  "vprintf.c",

  "vscanf.c",

  "vsiprintf.c",

  "vsiscanf.c",

  "vsprintf.c",

  "vsniprintf.c",

  "vsnprintf.c",

  "vsscanf.c",

  "vswprintf.c",

  "vswscanf.c",

  "vwprintf.c",

  "vwscanf.c",

  "wbuf.c",

  "wprintf.c",

  "wscanf.c",

  "wsetup.c"

}

MATH_SRCS = {

  "e_acos.c", "e_acosh.c", "e_asin.c", "e_atan2.c", "e_atanh.c", "e_cosh.c", "e_exp.c", "e_fmod.c",

  "e_hypot.c", "e_j0.c", "e_j1.c", "e_jn.c", "e_log.c", "e_log10.c", "e_pow.c", "e_rem_pio2.c",

  "e_remainder.c", "e_scalb.c", "e_sinh.c", "e_sqrt.c", "ef_acos.c", "ef_acosh.c", "ef_asin.c",

  "ef_atan2.c", "ef_atanh.c", "ef_cosh.c", "ef_exp.c", "ef_fmod.c", "ef_hypot.c", "ef_j0.c", "ef_j1.c",

  "ef_jn.c", "ef_log.c", "ef_log10.c", "ef_pow.c", "ef_rem_pio2.c", "ef_remainder.c", "ef_scalb.c",

  "ef_sinh.c", "ef_sqrt.c", "er_gamma.c", "er_lgamma.c", "erf_gamma.c", "erf_lgamma.c", "f_exp.c",

  "f_expf.c", "f_llrint.c", "f_llrintf.c", "f_llrintl.c", "f_lrint.c", "f_lrintf.c", "f_lrintl.c",

  "f_pow.c", "f_powf.c", "f_rint.c", "f_rintf.c", "f_rintl.c", "feclearexcept.c", "fetestexcept.c",

  "k_cos.c", "k_rem_pio2.c", "k_sin.c", "k_standard.c", "k_tan.c", "kf_cos.c", "kf_rem_pio2.c", "kf_sin.c",

  "kf_tan.c", "s_asinh.c", "s_atan.c", "s_cbrt.c", "s_ceil.c", "s_copysign.c", "s_cos.c", "s_erf.c", "s_exp10.c", "s_expm1.c",

  "s_fabs.c", "s_fdim.c", "s_finite.c", "s_floor.c", "s_fma.c", "s_fmax.c", "s_fmin.c", "s_fpclassify.c",

  "s_frexp.c", "s_ilogb.c", "s_infconst.c", "s_infinity.c", "s_isinf.c", "s_isinfd.c", "s_isnan.c",

  "s_isnand.c", "s_ldexp.c", "s_lib_ver.c", "s_llrint.c", "s_llround.c", "s_log1p.c", "s_log2.c",

  "s_logb.c", "s_lrint.c", "s_lround.c", "s_matherr.c", "s_modf.c", "s_nan.c", "s_nearbyint.c",

  "s_nextafter.c", "s_pow10.c", "s_remquo.c", "s_rint.c", "s_round.c", "s_scalbln.c", "s_scalbn.c",

  "s_signbit.c", "s_signif.c", "s_sin.c", "s_tan.c", "s_tanh.c", "s_trunc.c", "scalblnl.c", "scalbnl.c",

  "sf_asinh.c", "sf_atan.c", "sf_cbrt.c", "sf_ceil.c", "sf_copysign.c", "sf_cos.c", "sf_erf.c",

  "sf_exp10.c", "sf_expm1.c", "sf_fabs.c", "sf_fdim.c", "sf_finite.c", "sf_floor.c", "sf_fma.c",

  "sf_fmax.c", "sf_fmin.c", "sf_fpclassify.c", "sf_frexp.c", "sf_ilogb.c", "sf_infinity.c",

  "sf_isinf.c", "sf_isinff.c", "sf_isnan.c", "sf_isnanf.c", "sf_ldexp.c", "sf_llrint.c",

  "sf_llround.c", "sf_log1p.c", "sf_log2.c", "sf_logb.c", "sf_lrint.c", "sf_lround.c", "sf_modf.c",

  "sf_nan.c", "sf_nearbyint.c", "sf_nextafter.c", "sf_pow10.c", "sf_remquo.c", "sf_rint.c",

  "sf_round.c", "sf_scalbln.c", "sf_scalbn.c", "sf_signif.c", "sf_sin.c", "sf_tan.c", "sf_tanh.c",

  "sf_trunc.c", "w_acos.c", "w_acosh.c", "w_asin.c", "w_atan2.c", "w_atanh.c", "w_cosh.c", "w_drem.c",

  "w_exp.c", "w_exp2.c", "w_fmod.c", "w_gamma.c", "w_hypot.c", "w_j0.c", "w_j1.c", "w_jn.c", "w_lgamma.c",

  "w_log.c", "w_log10.c", "w_pow.c", "w_remainder.c", "w_scalb.c", "w_sincos.c", "w_sinh.c", "w_sqrt.c",

  "w_tgamma.c", "wf_acos.c", "wf_acosh.c", "wf_asin.c", "wf_atan2.c", "wf_atanh.c", "wf_cosh.c",

  "wf_drem.c", "wf_exp.c", "wf_exp2.c", "wf_fmod.c", "wf_gamma.c", "wf_hypot.c", "wf_j0.c", "wf_j1.c",

  "wf_jn.c", "wf_lgamma.c", "wf_log.c", "wf_log10.c", "wf_pow.c", "wf_remainder.c", "wf_scalb.c",

  "wf_sincos.c", "wf_sinh.c", "wf_sqrt.c", "wf_tgamma.c", "wr_gamma.c", "wr_lgamma.c", "wrf_gamma.c",

  "wrf_lgamma.c",

  "f_atan2.S", "f_atan2f.S", "f_frexp.S", "f_frexpf.S", "f_ldexp.S", "f_ldexpf.S", "f_log.S",

  "f_log10.S", "f_log10f.S", "f_logf.S", "f_tan.S", "f_tanf.S"

}

function prepend(what, to)

  local result = {}

  for i,v in ipairs(to) do

    table.insert(result, what .. v)

  end

  return result

end

-- make shared

LIB_SRCS = LIBCDLL_SRCS

LIB_SRCS += CORE_SRCS

LIB_SRCS += prepend("stdio/", STDIO_SRCS)

LIB_SRCS += prepend("string/", STRING_SRCS)

LIB_SRCS += prepend("stdlib/", STDLIB_SRCS)

LIB_SRCS += prepend("math/", MATH_SRCS)

ALL_OBJS = {}

function compile(list)

  local result = {}

  for i,v in ipairs(list) do

    if ALL_OBJS[v] then

      -- already compiled

    elseif v:sub(-2) == ".c" or v:sub(-2) == ".S" then

      ALL_OBJS[v] = tup.rule(v, "kos32-gcc $(CFLAGS) $(DEFINES) $(INCLUDES) -o %o %f", v:sub(1, -3) .. ".o")

    elseif v:sub(-4) == ".asm" then

      ALL_OBJS[v] = tup.rule(v, "fasm %f %o", v:sub(1, -5) .. ".obj")

    end

    result += ALL_OBJS[v]

  end

  return result

end

LIB_OBJS = compile(LIB_SRCS)

LIB_OBJS += tup.rule("crt/crtdll.c", "kos32-gcc $(CFLAGS) $(DEFINES) $(INCLUDES) -fno-delete-null-pointer-checks -c %f -o %o","crt/crtdll.o")

LIB_OBJS += tup.rule("pe/loader.c", "kos32-gcc $(CFLAGS) $(DEFINES) $(INCLUDES) -fno-delete-null-pointer-checks -c %f -o %o", "pe/loader.o")

LIB_OBJS += tup.rule("reent/renamer.c", "kos32-gcc $(CFLAGS) $(DEFINES) $(INCLUDES) -D_COMPILING_NEWLIB -c %f -o %o", "reent/renamer.o")

LIBDLL_OBJS = compile(LIBDLL_SRCS)

vfprintf_extra_objs = {

  {"", "stdio/vfprintf.o"},

  {"-DINTEGER_ONLY", "stdio/vfiprintf.o"},

  {"-DSTRING_ONLY", "stdio/svfprintf.o"},

  {"-DINTEGER_ONLY -DSTRING_ONLY", "stdio/svfiprintf.o"},

}

for i,v in ipairs(vfprintf_extra_objs) do

  LIB_OBJS += tup.rule("stdio/vfprintf.c", "kos32-gcc $(CFLAGS) $(DEFINES) $(INCLUDES) -fshort-enums " .. v[1] .. " -c %f -o %o", v[2])

end

vfwprintf_extra_objs = {

  {"", "stdio/vfwprintf.o"},

  {"-DINTEGER_ONLY", "stdio/vfiwprintf.o"},

  {"-DSTRING_ONLY", "stdio/svfwprintf.o"},

  {"-DINTEGER_ONLY -DSTRING_ONLY", "stdio/svfiwprintf.o"},

}

for i,v in ipairs(vfwprintf_extra_objs) do

  LIB_OBJS += tup.rule("stdio/vfwprintf.c", "kos32-gcc $(CFLAGS) $(DEFINES) $(INCLUDES) -fshort-enums " .. v[1] .. " -c %f -o %o", v[2])

end

vfscanf_extra_objs = {

  {"", "stdio/vfscanf.o"},

  {"-DINTEGER_ONLY", "stdio/vfiscanf.o"},

  {"-DSTRING_ONLY", "stdio/svscanf.o"},

  {"-DINTEGER_ONLY -DSTRING_ONLY", "stdio/svfiscanf.o"},

}

for i,v in ipairs(vfscanf_extra_objs) do

  LIB_OBJS += tup.rule("stdio/vfscanf.c", "kos32-gcc $(CFLAGS) $(DEFINES) $(INCLUDES) " .. v[1] .. " -c %f -o %o", v[2])

end

vfwscanf_extra_objs = {

  {"-DINTEGER_ONLY", "stdio/vfiwscanf.o"},

  {"-DSTRING_ONLY", "stdio/svfwscanf.o"},

  {"-DINTEGER_ONLY -DSTRING_ONLY", "stdio/svfiwscanf.o"},

}

for i,v in ipairs(vfscanf_extra_objs) do

  LIB_OBJS += tup.rule("stdio/vfwscanf.c", "kos32-gcc $(CFLAGS) $(DEFINES) $(INCLUDES) " .. v[1] .. " -c %f -o %o", v[2])

end

tup.rule(LIB_OBJS, "kos32-ld " .. LDFLAGS .. " " .. LIBPATH .. " -o %o %f -lgcc --version-script libc.ver " .. tup.getconfig("KPACK_CMD"),

  {SDK_DIR .. "/bin/libc.dll", extra_outputs = {SDK_DIR .. "/lib/libc.dll.a", SDK_DIR .. "/lib/"}})

tup.rule(LIBDLL_OBJS, "kos32-ar rcs %o %f", {SDK_DIR .. "/lib/libdll.a", extra_outputs = {SDK_DIR .. "/lib/"}})