143 lines
4.7 KiB
Nix
143 lines
4.7 KiB
Nix
# Arguments that this derivation gets when it is created with `callPackage`
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{ stdenv
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, lib
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, symlinkJoin
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, makeWrapper
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, runCommand
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, file
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}:
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open-watcom:
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let
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wrapper =
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{}:
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let
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archToBindir = with stdenv.hostPlatform; if isx86 then
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"bin"
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else if isAarch then
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"arm"
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# we don't support running on AXP
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# don't know what MIPS, PPC bindirs are called
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else throw "Don't know where ${system} binaries are located!";
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binDirs = with stdenv.hostPlatform; if isWindows then [
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(lib.optionalString is64bit "${archToBindir}nt64")
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"${archToBindir}nt"
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(lib.optionalString is32bit "${archToBindir}w")
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] else if (isDarwin) then [
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(lib.optionalString is64bit "${archToBindir}o64")
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# modern Darwin cannot execute 32-bit code anymore
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(lib.optionalString is32bit "${archToBindir}o")
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] else [
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(lib.optionalString is64bit "${archToBindir}l64")
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"${archToBindir}l"
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];
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# TODO
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# This works good enough as-is, but should really only be targetPlatform-specific
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# but we don't support targeting DOS, OS/2, 16-bit Windows etc Nixpkgs-wide so this needs extra logic
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includeDirs = with stdenv.hostPlatform; [
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"h"
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]
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++ lib.optional isWindows "h/nt"
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++ lib.optional isLinux "lh";
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listToDirs = list: lib.strings.concatMapStringsSep ":" (dir: "${placeholder "out"}/${dir}") list;
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name = "${open-watcom.passthru.prettyName}-${open-watcom.version}";
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in
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symlinkJoin {
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inherit name;
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paths = [ open-watcom ];
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nativeBuildInputs = [ makeWrapper ];
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postBuild = ''
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mkdir $out/bin
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for binDir in ${lib.strings.concatStringsSep " " binDirs}; do
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for exe in $(find ${open-watcom}/$binDir \
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-type f -executable \
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${lib.optionalString stdenv.hostPlatform.isLinux "-not -iname '*.so' -not -iname '*.exe'"} \
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); do
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if [ ! -f $out/bin/$(basename $exe) ]; then
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makeWrapper $exe $out/bin/$(basename $exe) \
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--set WATCOM ${open-watcom} \
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--prefix PATH : ${listToDirs binDirs} \
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--set EDPATH ${open-watcom}/eddat \
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--set INCLUDE ${listToDirs includeDirs}
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fi
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done
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done
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'';
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passthru = {
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unwrapped = open-watcom;
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tests = let
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wrapped = wrapper { };
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in {
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simple = runCommand "${name}-test-simple" { nativeBuildInputs = [ wrapped ]; } ''
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cat <<EOF >test.c
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#include <stdio.h>
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int main() {
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printf ("Testing OpenWatcom C89 compiler.\n");
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return 0;
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}
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EOF
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cat test.c
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wcl386 -fe=test_c test.c
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# Only test execution if hostPlatform is targetable
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${lib.optionalString (!stdenv.hostPlatform.isDarwin && !stdenv.hostPlatform.isAarch) "./test_c"}
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cat <<EOF >test.cpp
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#include <string>
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#include <iostream>
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int main() {
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std::cout << "Testing OpenWatcom C++ library implementation." << std::endl;
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watcom::istring HELLO ("HELLO");
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if (HELLO != "hello") {
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return 1;
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}
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if (HELLO.find ("ello") != 1) {
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return 2;
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}
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return 0;
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}
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EOF
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cat test.cpp
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wcl386 -fe=test_cpp test.cpp
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# Only test execution if hostPlatform is targetable
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${lib.optionalString (!stdenv.hostPlatform.isDarwin && !stdenv.hostPlatform.isAarch) "./test_cpp"}
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touch $out
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'';
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cross = runCommand "${name}-test-cross" { nativeBuildInputs = [ wrapped file ]; } ''
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cat <<EOF >test.c
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#include <stdio.h>
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int main() {
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printf ("Testing OpenWatcom cross-compilation.\n");
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return 0;
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}
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EOF
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cat test.c
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echo "Test compiling"
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wcl386 -bcl=linux -fe=linux test.c
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wcl386 -bcl=nt -fe=nt test.c
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wcl386 -bcl=dos4g -fe=dos4g test.c
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wcl -bcl=windows -fe=windows test.c
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wcl -bcl=dos -fe=dos test.c
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echo "Test file format"
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file ./linux | grep "32-bit" | grep "Linux"
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file ./nt.exe | grep "PE32" | grep "Windows"
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file ./dos4g.exe | grep "MS-DOS" | grep "LE executable"
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file ./windows.exe | grep "MS-DOS" | grep "Windows 3.x"
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file ./dos.exe | grep "MS-DOS" | grep -v "LE" | grep -v "Windows 3.x"
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touch $out
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'';
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};
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};
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inherit (open-watcom) meta;
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};
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in
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lib.makeOverridable wrapper
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