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DiegoMagdalenoDiegoMagdaleno
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Vainilla dyld
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‎APPLE_LICENSE

+367
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‎bin/expand.rb

+102
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#!/usr/bin/env ruby
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require 'yaml'
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if ENV["DRIVERKITROOT"]
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$availCmd = ENV["SDKROOT"] + ENV["DRIVERKITROOT"] + "/usr/local/libexec/availability.pl";
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else
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$availCmd = ENV["SDKROOT"] + "/usr/local/libexec/availability.pl";
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end
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def versionString(vers)
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uvers = ""
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if vers =~ /^(\d+)$/
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uvers = "#{$1}_0"
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elsif vers =~ /^(\d+).(\d+)$/
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uvers = "#{$1}_#{$2}"
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elsif vers =~ /^(\d+).(\d+).(\d+)$/
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if $3 == 0
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uvers = "#{$1}_#{$2}"
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else
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uvers = "#{$1}_#{$2}_#{$3}"
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end
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end
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uvers
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end
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def versionHex(vers)
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major = 0;
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minor = 0;
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revision = 0;
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if vers =~ /^(\d+)$/
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major = $1.to_i;
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elsif vers =~ /^(\d+).(\d+)$/
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major = $1.to_i;
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minor = $2.to_i;
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elsif vers =~ /^(\d+).(\d+).(\d+)$/
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major = $1.to_i;
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minor = $2.to_i;
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revision = $3.to_i;
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end
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"0x00#{major.to_s(16).rjust(2, '0')}#{minor.to_s(16).rjust(2, '0')}#{revision.to_s(16).rjust(2, '0')}"
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end
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def expandVersions(prefix, arg)
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versionList = `#{$availCmd} #{arg}`.gsub(/\s+/m, ' ').strip.split(" ")
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versionList.each { |version|
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puts "#define #{prefix}#{versionString(version)}".ljust(48, ' ') + versionHex(version)
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}
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end
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def expandPlatformVersions(prefix, platform, arg)
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versionList = `#{$availCmd} #{arg}`.gsub(/\s+/m, ' ').strip.split(" ")
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versionList.each { |version|
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puts "static dyld_build_version_t dyld_platform_version_#{prefix}_#{versionString(version)}".ljust(72, ' ') + "= { .platform = #{platform}, .version = #{versionHex(version)} };"
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}
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end
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def versionSetsForOSes(versionSets, key, platform, target)
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puts "#if #{target}"
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versionSets.each { |k,v|
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puts "#define dyld_#{k}_os_versions dyld_platform_version_#{platform}_#{versionString(v[key].to_s)}"
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}
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puts "#endif /* #{target} */"
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end
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def expandVersionSets()
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versionSets = YAML.load(`#{$availCmd} --sets`)
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versionSetsForOSes(versionSets, "macos", "macOS", "TARGET_OS_OSX")
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versionSetsForOSes(versionSets, "ios", "iOS", "TARGET_OS_IOS")
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versionSetsForOSes(versionSets, "tvos", "tvOS", "TARGET_OS_TV")
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versionSetsForOSes(versionSets, "watchos", "watchOS", "TARGET_OS_WATCH")
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versionSetsForOSes(versionSets, "bridgeos", "bridgeOS", "TARGET_OS_BRIDGE")
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end
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ARGF.each do |line|
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if line =~ /^\/\/\@MAC_VERSION_DEFS\@$/
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expandVersions("DYLD_MACOSX_VERSION_", "--macosx")
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elsif line =~ /^\/\/\@IOS_VERSION_DEFS\@$/
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expandVersions("DYLD_IOS_VERSION_", "--ios")
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elsif line =~ /^\/\/\@WATCHOS_VERSION_DEFS\@$/
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expandVersions("DYLD_WATCHOS_VERSION_", "--watchos")
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elsif line =~ /^\/\/\@TVOS_VERSION_DEFS\@$/
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expandVersions("DYLD_TVOS_VERSION_", "--appletvos")
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elsif line =~ /^\/\/\@BRIDGEOS_VERSION_DEFS\@$/
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expandVersions("DYLD_BRIDGEOS_VERSION_", "--bridgeos")
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elsif line =~ /^\/\/\@MACOS_PLATFORM_VERSION_DEFS\@$/
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expandPlatformVersions("macOS", "PLATFORM_MACOS", "--macosx")
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elsif line =~ /^\/\/\@IOS_PLATFORM_VERSION_DEFS\@$/
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expandPlatformVersions("iOS", "PLATFORM_IOS", "--ios")
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elsif line =~ /^\/\/\@WATCHOS_PLATFORM_VERSION_DEFS\@$/
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expandPlatformVersions("watchOS", "PLATFORM_WATCHOS", "--watchos")
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elsif line =~ /^\/\/\@TVOS_PLATFORM_VERSION_DEFS\@$/
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expandPlatformVersions("tvOS", "PLATFORM_TVOS", "--appletvos")
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elsif line =~ /^\/\/\@BRIDGEOS_PLATFORM_VERSION_DEFS\@$/
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expandPlatformVersions("bridgeOS", "PLATFORM_BRIDGEOS", "--bridgeos")
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elsif line =~ /^\/\/\@VERSION_SET_DEFS\@$/
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expandVersionSets()
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else
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puts line
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end
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end

‎bin/set-alt-dyld

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#!/usr/bin/perl -w
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use strict;
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undef $/;
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if(@ARGV == 0)
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{
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print "Usage: $0 <macho-executable> [<macho-executable> ...]\n";
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exit 1;
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}
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my $arg;
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foreach $arg (@ARGV)
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{
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open IN, "<$arg" or die $!;
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my $in = <IN>;
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close IN or die $!;
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if($in =~ s{/usr/lib/dyld}{/usr/local/dy})
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{
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open OUT, ">$arg" or die $!;
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print OUT $in;
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close OUT or die $!;
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}
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else
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{
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print STDERR "ERROR: $arg\n";
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exit 1;
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}
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}

‎configs/base.xcconfig

Whitespace-only changes.

‎configs/closured.xcconfig

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CODE_SIGN_ENTITLEMENTS[sdk=embedded*] = dyld3/closured/closured_entitlements.plist

‎configs/dyld.xcconfig

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ALIGNMENT[arch=armv7s] = -Wl,-segalign,0x4000
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ENTRY[sdk=*simulator*] = -Wl,-e,_start_sim
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ENTRY[sdk=iphoneos*] = -Wl,-e,__dyld_start
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ENTRY[sdk=macosx*] = -Wl,-e,__dyld_start
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OTHER_CODE_SIGN_FLAGS[sdk=*simulator*] = --entitlements $(SRCROOT)/dyld_sim-entitlements.plist
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OTHER_CODE_SIGN_FLAGS[sdk=iphoneos*] =
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OTHER_CODE_SIGN_FLAGS[sdk=macosx*] =
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EXPORTED_SYMBOLS_FILE[sdk=*simulator*] = $(SRCROOT)/src/dyld_sim.exp
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EXPORTED_SYMBOLS_FILE[sdk=iphoneos*] = $(SRCROOT)/src/dyld.exp
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EXPORTED_SYMBOLS_FILE[sdk=macosx*] = $(SRCROOT)/src/dyld.exp
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PRODUCT_NAME[sdk=*simulator*] = dyld_sim
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PRODUCT_NAME[sdk=iphoneos*] = dyld
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PRODUCT_NAME[sdk=macosx*] = dyld
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INSTALL_PATH = /usr/lib
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//:configuration = Debug
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GCC_PREPROCESSOR_DEFINITIONS = DYLD_VERSION=$(RC_ProjectSourceVersion) BUILDING_DYLD=1 DEBUG=1
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//:configuration = Release
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GCC_PREPROCESSOR_DEFINITIONS = DYLD_VERSION=$(RC_ProjectSourceVersion) BUILDING_DYLD=1

‎configs/libdyld.xcconfig

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LIBSYSTEM_LIBS[sdk=*simulator*] = -Wl,-upward-lsystem_sim_platform -Wl,-upward-lsystem_malloc -Wl,-upward-lsystem_c -Wl,-upward-lsystem_sim_pthread -Wl,-upward-lxpc -Wl,-upward-lsystem_blocks -Wl,-upward-lsystem_sim_kernel -Wl,-upward-lsystem_sandbox -Wl,-upward-ldispatch -Wl,-upward-lcorecrypto -Wl,-upward-lcompiler_rt
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LIBSYSTEM_LIBS[sdk=embedded*] = -Wl,-upward-lsystem_platform -Wl,-upward-lsystem_malloc -Wl,-upward-lsystem_c -Wl,-upward-lsystem_pthread -Wl,-upward-lxpc -Wl,-upward-lsystem_blocks -Wl,-upward-lsystem_kernel -Wl,-upward-lsystem_sandbox -Wl,-upward-ldispatch -Wl,-upward-lcorecrypto -Wl,-upward-lcompiler_rt
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LIBSYSTEM_LIBS[sdk=macosx*] = -Wl,-upward-lsystem_platform -Wl,-upward-lsystem_malloc -Wl,-upward-lsystem_c -Wl,-upward-lsystem_pthread -Wl,-upward-lxpc -Wl,-upward-lsystem_blocks -Wl,-upward-lsystem_kernel -Wl,-upward-lsystem_sandbox -Wl,-upward-ldispatch -Wl,-upward-lcorecrypto -Wl,-upward-lcompiler_rt
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LIBSYSTEM_LIBS[sdk=driverkit*] = -Wl,-upward-lsystem_platform -Wl,-upward-lsystem_malloc -Wl,-upward-lsystem_c -Wl,-upward-lsystem_pthread -Wl,-upward-lsystem_blocks -Wl,-upward-lsystem_kernel -Wl,-upward-lcompiler_rt
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INSTALL_PATH = /usr/lib/system
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‎configs/update_dyld_shared_cache.xcconfig

+1
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‎configs/update_dyld_sim_shared_cache.xcconfig

+9
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#include "<DEVELOPER_DIR>/AppleInternal/XcodeConfig/PlatformSupportHost.xcconfig"
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//:configuration = Debug
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GCC_PREPROCESSOR_DEFINITIONS = BUILDING_CACHE_BUILDER=1 DEBUG=1
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//:configuration = Release
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GCC_PREPROCESSOR_DEFINITIONS = BUILDING_CACHE_BUILDER=1

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