# Copyright (c) 1999,2000 Apple Computer, Inc.
# All rights reserved.

# !!!cmolick:20000821 hardcoded tool paths because variables not set yet
APPLE_INTERNAL_TOOLS default = /AppleInternal/Developer/Tools ;
SYSTEM_DEVELOPER_TOOLS default = /Developer/Tools ;
# Variables for invoking commands using explict paths
ASM		default = /usr/bin/as ;
CC		default = /usr/bin/cc ;
CD		default = cd ;
CHMOD		default = /bin/chmod ;
CHOWN		default = /usr/sbin/chown ;
CP		default = /bin/cp ;
ECHO		default = /bin/echo ;
EGREP		default = /usr/bin/egrep ;
FASTCP		default = /usr/lib/fastcp ;
FIXPRECOMPS	default = /usr/bin/fixPrecomps ;
FIND		default = /usr/bin/find ;
INTERFACER	default = $(APPLE_INTERNAL_TOOLS)/Interfacer ;
JAR		default = /usr/bin/jar ;
JAVA_COMPILER	default = /usr/bin/javac ;
JAVACONFIG	default = /usr/bin/javaconfig ;
LD		default = /usr/bin/cc ;
LEX		default = /usr/bin/lex ;
LIBTOOL		default = /usr/bin/libtool ;
LN		default = /bin/ln ;
MAKEPSEUDOLIB	default = $(APPLE_INTERNAL_TOOLS)/MakePseudoLibrary ;
MERGEINFO	default = /usr/lib/mergeInfo ;
MKDIR		default = /bin/mkdir ;
MIG		default = /usr/bin/mig ;
MV		default = /bin/mv ;
NMEDIT		default = /usr/bin/nmedit ;
OSAC		default = /usr/bin/osacompile ;
OSAL		default = /usr/bin/osalang ;
OSAS		default = /usr/bin/osascript ;
PAX		default = /bin/pax ;
RANLIB		default = /usr/bin/ranlib ;
REGGEN		default = reggen ;
RESMERGER	default = $(SYSTEM_DEVELOPER_TOOLS)/ResMerger ;
RESOURCE_PRESERVING_CP default = $(SYSTEM_DEVELOPER_TOOLS)/CpMac ;
REZ		default = $(SYSTEM_DEVELOPER_TOOLS)/Rez ;
RM		default = /bin/rm ;
RPCGEN		default = /usr/bin/rpcgen ;
SED		default = /usr/bin/sed ;
SH		default = /bin/sh ;
STRIP		default = /usr/bin/strip ;
TOUCH		default = /usr/bin/touch ;
XARGS		default = /usr/bin/xargs ;
YACC		default = /usr/bin/yacc ;
ZIP		default = /usr/bin/zip ;

# Basic operations:

# Rm <files>
# Removes <files> from the filesystem.  Note that the actions are only
# executed once, no matter how many times the rule is invoked.
actions together Rm
{
    $(RM) -r "$(1)"
}

# Mkdir <directory>
# Creates <directory>
rule Mkdir
{
    # Only existence of the directory matters
    NOUPDATE $(1) ;
}
actions together Mkdir
{
    $(MKDIR) -p "$(1)"
}

# MkEmptyDir <directory>
# Makes a directory if necessary, and insures it is empty
actions together MkEmptyDir
{
    ( $(MKDIR) -p "$(1)" && $(CD) "$(1)" && $(RM) -rf "*" )
}

# SymLink <link> : <to>
# Makes a symbolic link to the path indicated.
# Link target is treated as a nonfile to preserve the value
rule SymLink
{
    NOTFILE $(2) ;
}
actions SymLink
{
    $(LN) -sf "$(2)" "$(1)"
}

# Touch <files>
# Touches files in the filesystem.
actions Touch
{
    $(TOUCH) "$(1)"
}

# TouchConditionally <fileToTouch> : <fileToCompareAgainst>
# Touches a file in the filesystem if <fileToCompareAgainst> is newer.
rule TouchConditionally
{
	DEPENDS $(1) : $(2) ;
}
actions TouchConditionally
{
    $(TOUCH) "$(1:G=)"
}

# Echo <file> : <text>
# Echoes text into a file.
rule Echo
{
    local FILE ;
    NOTFILE $(2) ;
    Echo.remove $(1) ;
    for FILE in $(2) {
        Echo.append $(1) : $(FILE) ;
    }
}
actions together quietly Echo.remove
{
    $(RM) -rf "$(1)"
}
actions quietly Echo.append
{
    $(ECHO) "$(2)" >> "$(1)"
}

# RawEcho <file> : <text>
# Echoes text into a file without trailing newline
rule RawEcho
{
    NOTFILE "$(2)" ;
}
actions RawEcho
{
    $(ECHO) -n "$(2)" > "$(1)"
}

# ChangeOwnerAndGroup and ChangeMode to use when installing files
# All these use the -H option to avoid traversing bad symbolic links
rule ChangeOwnerAndGroup
{
    if $(INSTALL_OWNER) {
        if $(INSTALL_GROUP) {
            ChangeOwnerAndGroup.Action $(1) ;
        }
        else {
            ChangeOwner.Action $(1) ;
        }
    }
}
actions ChangeOwnerAndGroup.Action
{
    if [ -e "$(1)" ]
      then $(CHOWN) -RH $(INSTALL_OWNER):$(INSTALL_GROUP) "$(1)"
    fi
}
actions ChangeOwner.Action
{
    if [ -e "$(1)" ]
      then $(CHOWN) -RH $(INSTALL_OWNER) "$(1)"
    fi
}
actions ChangeMode
{
    if [ -e "$(1)" ]
      then $(CHMOD) -RH $(INSTALL_MODE_FLAG) "$(1)"
    fi
}

# Strip <target> : <executable>
# Runs strip to remove debugging symbols from the executable of the target
rule Strip
{
    DEPENDS $(1) : $(2) ;
}
actions Strip
{
    $(STRIP) $(STRIPFLAGS) "$(2)"
}

# Rez <fork file> : <target file>
# Appends resource fork data to a file
rule Rez
{
    local MACOS_TYPE_ARG ;
    local MACOS_CREATOR_ARG ;
    DEPENDS $(1) : $(2) ;
    if $(MACOS_TYPE) {
        MACOS_TYPE_ARG = "-t" "'$(MACOS_TYPE)'" ;
    }
    if $(MACOS_CREATOR) {
        MACOS_CREATOR_ARG = "-c" "'$(MACOS_CREATOR)'" ;
    }
    REZFLAGS on $(1) = -append -i $(CARBONINTDIR)$(/)RIncludes$(/) -d SystemSevenOrLater=1 $(MACOS_TYPE_ARG) $(MACOS_CREATOR_ARG) $(OTHER_REZFLAGS) ;
    if ! $(REZ_EXECUTABLE) = "YES" {
        # by default use data forks
        REZFLAGS on $(1) += -useDF ;
    }
}
actions Rez
{
    $(REZ) "$(2)" "$(REZFLAGS)" -o "$(1)"
}

# ResMerge <fork file> : <rsrc file>
# Merges the resources from binary resource file 'rsrc file' into 'fork file'
rule ResMerge
{
    local MACOS_TYPE_ARG ;
    local MACOS_CREATOR_ARG ;
    DEPENDS $(1) : $(2) ;
    if $(MACOS_TYPE) {
        MACOS_TYPE_ARG = "-fileType" "'$(MACOS_TYPE)'" ;
    }
    if $(MACOS_CREATOR) {
        MACOS_CREATOR_ARG = "-fileCreator" "'$(MACOS_CREATOR)'" ;
    }
    RESMERGEFLAGS on $(1) = -append $(MACOS_TYPE_ARG) $(MACOS_CREATOR_ARG) ;
    if ! $(REZ_EXECUTABLE) = "YES" {
        # by default use data forks
        RESMERGEFLAGS on $(1) += -dstIs DF ;
    }
}
actions ResMerge
{
    $(RESMERGER) "$(2)" "$(RESMERGEFLAGS)" -o "$(1)"
}

# Fixprecomps <precomp> : <header>
# Ensures that the precompiled header is up to date
if $(FIXPRECOMPS) {
    rule Fixprecomps
    {
        DEPENDS $(1) : $(2) ;
    }
    actions Fixprecomps
    {
        $(FIXPRECOMPS) -precomps "$(1)"
    }
} else {
    rule Fixprecomps
    {
        # if we don't have a fixprecomps command, we'll just
        # quietly do nothing
        NOTFILE $(1) ;
    }
}


# Copy operations:

# Cp <destination> : <source>
# Reliably copies files only.
# Leaf names of the source and destination are expected to match.
rule Cp
{
    DEPENDS $(1) : $(2) ;
}
actions together Cp
{
    $(CP) -fRP "$(2)" "$(1)"
}

# RobustCp <destination> : <source>
# RobustCp is like Cp, but is made more robust by first removing
# any previous copy results and then conditionally removing CVS
# directories from the destination.
rule RobustCp
{
    if ! $(ACTION) = installhdrs {
        DEPENDS $(1) : $(2) ;
    }
    if $(REMOVE_CVS_FROM_RESOURCES) = YES {
        RobustCp.CleanBeforeAndAfter $(1) : $(2) ;
    }
    else {
        RobustCP.CleanBefore $(1) : $(2) ;
    }
    if $(COPY_PHASE_STRIP) = YES && ! $(ACTION) = installhdrs {
        StripBinaries $(1) ;
    }
}
actions RobustCp.CleanBeforeAndAfter
{
    if [ -d "$(1)" ]
        then $(RM) -r "$(1)"
    fi
    if [ -e "$(2)" ]
        then
        $(CP) -fRP "$(2)" "$(1)"
        if [ -d "$(2)" ]
            then
            $(FIND) "$(1)" -name CVS -type d -prune -print0 | $(XARGS) -0 rm -r
        fi
    fi
}
actions RobustCp.CleanBefore
{
    if [ -d "$(1)" ]
        then $(RM) -r "$(1)"
    fi
    if [ -e "$(2)" ]
        then $(CP) -fRP "$(2)" "$(1)"
    fi
}
# StripBinaries <starting directory>
# Uses find to run strip -s on all binaries starting from a file or directory

actions StripBinaries
{
    if [ -f "$(1)" ]; then
        filetype=`file "$(1)"`
        macho=`echo $filetype | fgrep Mach-O | sed 's/:.*//'`
        ararch=`echo $filetype | fgrep ar\ archive | sed 's/:.*//'`
        if [ "x$macho" != "x" ]; then
            $(STRIP) -S "$macho"
        fi
        if [ "x$ararch" != "x" ]; then
            $(STRIP) -S "$ararch"
        fi
    else
        machos=`cd "$(1)"; $(FIND) . -type f -print0 | xargs -0 file | fgrep Mach-O | sed 's/:.*//'`
        ararchs=`cd "$(1)"; $(FIND) . -type f -print0 | xargs -0 file | fgrep ar\ archive | sed 's/:.*//'`
        if [ "x$machos" != "x" ]; then
            cd "$(1)"; 
	    origIFS=$IFS
	    IFS="
"
	    for curbinary in $machos ; do
	    	$(STRIP) -S "$curbinary"
	    done
	    IFS=$oldIFS
        fi
        if [ "x$ararchs" != "x" ]; then
            cd "$(1)"; 
	    origIFS=$IFS
	    IFS="
"
	    for curbinary in $ararchs ; do
	    	$(STRIP) -S "$curbinary"
	    done
	    IFS=$oldIFS
        fi
    fi
}

# ResourcePreservingCp <destination> : <source>
# where the leaf names of <destination> and <source> are the same
# and CpMac is to be used to insure resources are preserved.
# Although CpMac is invoked with -r, this command is only reliable
# for individual file copies becaues there is no preremove of
# a directory destination which could cause nesting of the copy.
rule ResourcePreservingCp
{
    DEPENDS $(1) : $(2) ;
}
actions together ResourcePreservingCp
{
    $(RESOURCE_PRESERVING_CP) -r "$(2)" "$(1)"
}

# ResourcePreservingMv <destination> : <source> : <junk>
# where the leaf names of <destination> and <source> are the same
# and CpMac is to be used to insure resources are preserved.
# The <junk> is removed after copying.
# !!! 20000602:cmolick no need to remove junk placed outside of framework
rule ResourcePreservingMv
{
    DEPENDS $(1) : $(2) ;
}
actions together ResourcePreservingMv
{
    $(RESOURCE_PRESERVING_CP) -r "$(2)" "$(1)"
}

# BulkCopy <destination dir> : <source dir>
rule BulkCopy
{
    DEPENDS $(1) : $(2) ;
    # destination directory must be made first
    #!!!:cmolick:20001214 appears to not work and warns: depends on self
#    DEPENDS $(1) : $(1:P) ;
#    Mkdir $(1:P) ;
}
actions ignore BulkCopy
{
    if [ -e "$(2)" ]
      then cd "$(2:P)" && $(PAX) -pe -rw "$(2:BS)" "$(1:P:G=)"
    fi
}

# CloneHeader <primary target> : <header> : <target directory>
# Writes in the target directory a stub clone of the header
# which contains only an #import directive with the path
# to the real header in quotes.
# Individual header clones depend on the PROJECT_HEADER_CLONE
# nonfile target which is depended on by the product and object files.
rule CloneHeader
{
    # derive name of header clone and find full path to header
    local HEADER_CLONE ;
    if $(3) = $(PUBLIC_HEADER_CLONE_DIR) {
        HEADER_CLONE = $(2:BSG=PublicHeaderClone) ;
    }
    else {
        if $(3) = $(PRIVATE_HEADER_CLONE_DIR) {
            HEADER_CLONE = $(2:BSG=PrivateHeaderClone) ;
        }
        else {
            HEADER_CLONE = $(2:BSG=ProjectHeaderClone) ;
        }
    }
    local HEADER_PATH ;
    if AbsolutePath in $($(2:G=)_ATTRIBUTES) {
        HEADER_PATH = $(2:G=) ;
    } 
    else {
        HEADER_PATH = $(SOURCE_ROOT)$(/)$(2:G=) ;
    } 
    LOCATE on $(HEADER_CLONE) = $(3) ;
    DEPENDS $(HEADER_CLONE) : $(3) ;
    if ! $(3) in $(PRODUCT_FILES) {
        Mkdir $(3) ;
        PRODUCT_FILES += $(3) ;
        if $(BUILD_PHASING) = YES {
            BUILD_PHASE_PRODUCTS += $(3) ;
        }
    }
    if $(3) = $(PRIVATE_HEADER_CLONE_DIR) && $(PRIVATE_HEADER_CLONE_LINK) {
        DEPENDS $(HEADER_CLONE) : $(PRIVATE_HEADER_CLONE_LINK) ;
        if ! $(PRIVATE_HEADER_CLONE_LINK) in $(PRODUCT_FILES) {
            SymLink $(PRIVATE_HEADER_CLONE_LINK) : $(PRIVATE_HEADER_CLONE_LINK_PATH) ;
            PRODUCT_FILES += $(PRIVATE_HEADER_CLONE_LINK) ;
            if $(BUILD_PHASING) = YES {
                BUILD_PHASE_PRODUCTS += $(PRIVATE_HEADER_CLONE_LINK) ;
            }
        }
    }
    if $(3) = $(PUBLIC_HEADER_CLONE_DIR) && $(PUBLIC_HEADER_CLONE_LINK) {
        DEPENDS $(HEADER_CLONE) : $(PUBLIC_HEADER_CLONE_LINK) ;
        if ! $(PUBLIC_HEADER_CLONE_LINK) in $(PRODUCT_FILES) {
            SymLink $(PUBLIC_HEADER_CLONE_LINK) : $(PUBLIC_HEADER_CLONE_LINK_PATH) ;
            PRODUCT_FILES += $(PUBLIC_HEADER_CLONE_LINK) ;
            if $(BUILD_PHASING) = YES {
                BUILD_PHASE_PRODUCTS += $(PUBLIC_HEADER_CLONE_LINK) ;
            }
        }
    }
    # make clone and record as build phase product
    ImportStub $(HEADER_CLONE) : $(HEADER_PATH) ;
    if $(BUILD_PHASING) = YES {
        BUILD_PHASE_PRODUCTS += $(HEADER_CLONE) ;
    }
}

# ImportStub <stub file> : <stub import file>
# Generates a file with one line which is an #import directive
# and the second parameter quoted which should be a full path
# to the real file to be imported.
rule ImportStub
{
    DEPENDS $(1) : $(2) ;
    NOUPDATE $(1) ;
}
actions ImportStub
{
    echo "#import" \""$(2)"\" > "$(1)"
}

# Source derivation operations:

# Lex <file>.{c|m} : <file>.l[m]
# Runs lex to generate <file>.c or <file>.m based on scanner input
rule Lex
{
    DEPENDS $(1) : $(2) ;
}

actions Lex
{
    $(LEX) $(LEXFLAGS) "-o$(1)" "$(2)"
}

# Yacc <file>.h <file>.{c|m} : <file>.y[m]
# Uses yacc to generate parser from description
rule Yacc
{
    DEPENDS $(1) : $(2) ;
}

actions Yacc
# Generate result by noting location, going to derived source directory,
# running yacc, then copying the results to what is desired.
{
    origin=`/bin/pwd` && $(CD) "$(1[1]:D)" && $(YACC) $(YACCFLAGS) -d "$origin/$(2)" && $(CP) y.tab.h "$(1[1])" && $(CP) y.tab.c "$(1[2])"
}

# RPCGen <proto>.h <proto>_xdr.c : <proto>.x
# Generates RPC stubs from specifications
#
rule RPCGen
{
    DEPENDS $(1) : $(2) ;
}

# Generate header and C code with two calls to rpcgen
actions RPCGen
{
    $(RPCGEN) $(RPCGENFLAGS) -h -o "$(1[1])" "$(2)"
    $(RPCGEN) $(RPCGENFLAGS) -c -o "$(1[2])" "$(2)"
}

# Mig <file>.h <file>User.c : <file>.defs OR
# Mig <file>Server.h <file>Server.c : <file>.defs
# Runs mig to create client and server files from a definition file.
rule Mig
{
    # we cannot do mig files without mig
    if ! $(MIG) {
        EXIT Error: $(2) cannot be processed without a mig tool ;
    }

    # the products depend on the sources
    DEPENDS $(1) : $(2) ;

    # there is a fixed relationship between input and output files
    local BASE = $(2:S=) ;
    if $(MACH_SERVER) = "" {
        local OUTPUT = $(BASE).h $(BASE)User.c ;
        Mig.client $(1) : $(2) ;
    }
    else {
        local OUTPUT = $(BASE)Server.h $(BASE)Server.c ;
        Mig.server $(1) : $(2) ;
    }
    JAMSHELL on $(1) = $(SH) -c ;
}
actions Mig.client
{
    origin=`pwd` && $(CD) "$(1[1]:D)" && $(MIG) "$origin/$(2)"
}
actions Mig.server
{
    origin=`pwd` && $(CD) "$(1[1]:D)" && $(MIG) -sheader "$(2:B)Server.h" "$origin/$(2)"
}

# GenerateVectorLibraryIntermediates <vector stub> <vector object file> <vector bridge> : <exports file>
# Generates and compiles vector stub, and also bridge file
rule GenerateVectorLibraryIntermediates
{
    DEPENDS $(1) : $(2) ;
    VECTOR_STUB on $(1) = $(VECTOR_STUB) ;
    VECTOR_OBJECT_FILE on $(1) = $(VECTOR_OBJECT_FILE) ;
    VECTOR_BRIDGE on $(1) = $(VECTOR_BRIDGE) ;
    VECTOR_FRAGMENT_NAME on $(1) = $(VECTOR_FRAGMENT_NAME) ;
    DYLIB_INSTALLED_NAME on $(1) = $(DYLIB_INSTALLED_NAME) ;
    DEPENDS $(VECTOR_STUB) : $(DERIVED_FILE_DIR) ;
}
actions GenerateVectorLibraryIntermediates
{
    "$(MAKEPSEUDOLIB)" "$(2)" -strip -fragname "$(VECTOR_FRAGMENT_NAME)" -bridge "$(VECTOR_BRIDGE:G=)" -vector "$(VECTOR_STUB)" -dylibpath "$(DYLIB_INSTALLED_NAME)"
    "$(CC)" -Wa,-L -c $(ARCH_FLAGS) -O -fno-common -traditional-cpp -dynamic "$(FLAGS)" $(GLOBAL_CFLAGS) -o "$(VECTOR_OBJECT_FILE)" "$(VECTOR_STUB)"
}

MASTER_INTERFACES default = /AppleInternal/Carbon/interfaces ;
rule InterfacerHeaders
{
    INTERFACER_CACHE default = $(TEMP_DIR)$(/)InterfacerCache ;
    local BUILD_DIR_AND_SEPARATOR = $(BUILD_DIR)$(/) ;
    INTERFACER_HEADERS = $(1:G=InterfacerHeaders) ;
    if $(RC_TARGET_UPDATE) {
        INTERFACER_HEADER_OPTIONS += -externalHeader "$(RC_TARGET_UPDATE)" ;
    }
    FULL_PUBLIC_HEADER_DIR = $(BUILD_DIR_AND_SEPARATOR)$(PUBLIC_HEADER_DIR:G=) ;
    FULL_PUBLIC_HEADER_DIR on $(INTERFACER_HEADERS) = $(FULL_PUBLIC_HEADER_DIR) ;
    FULL_PRIVATE_HEADER_DIR = $(BUILD_DIR_AND_SEPARATOR)$(PRIVATE_HEADER_DIR:G=) ;
    FULL_PRIVATE_HEADER_DIR on $(INTERFACER_HEADERS) = $(FULL_PRIVATE_HEADER_DIR) ;
    if $(BUILD_PHASING) = YES {
        BUILD_PHASE_PRODUCTS += $(INTERFACER_HEADERS) ;
    }
    DEPENDS $(INTERFACER_HEADERS) : $(FULL_PUBLIC_HEADER_DIR) ;
    DEPENDS $(INTERFACER_HEADERS) : $(FULL_PRIVATE_HEADER_DIR) ;
    DEPENDS $(INTERFACER_HEADERS) : $(BUILD_DIR_AND_SEPARATOR)$(PUBLIC_HEADER_DIR:G=) ;
    DEPENDS $(INTERFACER_HEADERS) : $(BUILD_DIR_AND_SEPARATOR)$(PRIVATE_HEADER_DIR:G=) ;
    Mkdir $(FULL_PUBLIC_HEADER_DIR) ;
    SymLink $(BUILD_DIR_AND_SEPARATOR)$(PUBLIC_HEADER_LINK:G=) : $(PUBLIC_HEADER_LINK_PATH) ;
    Mkdir $(FULL_PRIVATE_HEADER_DIR) ;
    SymLink $(BUILD_DIR_AND_SEPARATOR)$(PRIVATE_HEADER_LINK:G=) : $(PRIVATE_HEADER_LINK_PATH) ;
    if $(BUILD_PHASING) = YES {
        BUILD_PHASE_PRODUCTS += $(FULL_PUBLIC_HEADER_DIR) ;
        BUILD_PHASE_PRODUCTS += $(FULL_PRIVATE_HEADER_DIR) ;
        BUILD_PHASE_PRODUCTS += $(BUILD_DIR_AND_SEPARATOR)$(PUBLIC_HEADER_LINK:G=) ;
        BUILD_PHASE_PRODUCTS += $(BUILD_DIR_AND_SEPARATOR)$(PRIVATE_HEADER_LINK:G=) ;
    }
    Interfacer.Headers $(INTERFACER_HEADERS) ;
}

actions Interfacer.Headers
{
    "$(INTERFACER)" -masterInterfaces "$(MASTER_INTERFACES)/" -cacheFolder "$(INTERFACER_CACHE)/" "$(INTERFACER_HEADER_OPTIONS)" -c -rez -framework "$(1:D=:S=:G=)" -p -generated "c=$(FULL_PUBLIC_HEADER_DIR:G=)/" -generatedPriv "c=$(FULL_PRIVATE_HEADER_DIR:G=)/" -generated "rez=$(FULL_PUBLIC_HEADER_DIR:G=)/" -generatedPriv "rez=$(FULL_PRIVATE_HEADER_DIR:G=)/"
}

rule InterfacerExportSetsAndGlue
{
    INTERFACER_CACHE default = $(TEMP_DIR)$(/)InterfacerCache ;
    EXPORT_SETS_DIR default = $(DERIVED_FILE_DIR)$(/)ExportSets ;
    UPP_GLUE_DIR default = $(DERIVED_FILE_DIR)$(/)UPPGlue ;
    COMPONENT_GLUE_DIR default = $(DERIVED_FILE_DIR)$(/)ComponentGlue ;
    GLUE_FILE_LIST = $(FILE_LIST)Glue ;
    RAW_GENERATED_EXPORTS_FILE default = $(EXPORT_SETS_DIR)$(/)fw_$(PRODUCT_NAME)_X.exp ;
    RAW_GENERATED_PRIVATE_EXPORTS_FILE default = $(EXPORT_SETS_DIR)$(/)fw_$(PRODUCT_NAME)Priv_X.exp ;
    # !!! cmolick:20000602 private exports file optional...bad depend?
    PROCESSED_EXPORTS_FILE default = $(DERIVED_FILE_DIR)$(/)$(PRODUCT_NAME).exp ;
    DEPENDS $(RAW_GENERATED_EXPORTS_FILE) : $(DERIVED_FILE_DIR) ;
    DEPENDS $(RAW_GENERATED_PRIVATE_EXPORTS_FILE) : $(DERIVED_FILE_DIR) ;
    DEPENDS $(PROCESSED_EXPORTS_FILE) : $(DERIVED_FILE_DIR) ;
    # object file dir needs to be in place for glue object file list
    DEPENDS $(PROCESSED_EXPORTS_FILE) : $(OBJECT_FILE_DIR) ;
    DEPENDS $(PROCESSED_EXPORTS_FILE) : $(RAW_GENERATED_EXPORTS_FILE) ;
    DEPENDS $(PROCESSED_EXPORTS_FILE) : $(RAW_GENERATED_PRIVATE_EXPORTS_FILE) ;
    DEPENDS $(1) : $(PROCESSED_EXPORTS_FILE) ;
    if $(GENERATE_HEADERS) = YES {
        DEPENDS $(RAW_GENERATED_EXPORTS_FILE) : $(INTERFACER_HEADERS) ;
        DEPENDS $(PROCESSED_EXPORTS_FILE) : $(INTERFACER_HEADERS) ;
    }
    if $(BUILD_PHASING) = YES {
        BUILD_PHASE_PRODUCTS += $(RAW_GENERATED_EXPORTS_FILE) $(PROCESSED_EXPORTS_FILE) ;
    }
    HEADER_SEARCH_PATHS on $(RAW_GENERATED_EXPORTS_FILE) = $(HEADER_SEARCH_PATHS) ;
    FRAMEWORK_SEARCH_PATHS on $(RAW_GENERATED_EXPORTS_FILE) = $(FRAMEWORK_SEARCH_PATHS) ;
    if $(GENERATE_COMPONENT_GLUE) = YES {
        INTERFACER_FLAGS += -componentGlueC ;
        INTERFACER_COMPONENT_GLUE_FLAGS = -generated "componentGlueC=$(COMPONENT_GLUE_DIR)/" -generatedPriv "componentGlueC=$(COMPONENT_GLUE_DIR)/" ;
    }
    Interfacer.RawExportSetsAndGlue $(RAW_GENERATED_EXPORTS_FILE) : $(1) ;
    Interfacer.CombineExportLists $(RAW_GENERATED_EXPORTS_FILE) : $(RAW_GENERATED_PRIVATE_EXPORTS_FILE) ;
    ADDITIONAL_EXPORTS_FILE on $(PROCESSED_EXPORTS_FILE) = $(ADDITIONAL_EXPORTS_FILE) ;
    Interfacer.PrepareExportList $(PROCESSED_EXPORTS_FILE) : $(RAW_GENERATED_EXPORTS_FILE) ;
    EXPORTED_SYMBOLS_FILE default = $(PROCESSED_EXPORTS_FILE) ;
    ProcessFile $(1) : $(EXPORTED_SYMBOLS_FILE) ;
}

actions Interfacer.RawExportSetsAndGlue
# Generates export sets and UPP glue with Interfacer,
# then attempts to compile UPP glue and add resulting
# object files to a list to use at link time.
{
    "$(INTERFACER)" -masterInterfaces "$(MASTER_INTERFACES)/" -cacheFolder "$(INTERFACER_CACHE)/" -exportset -uppGlueC "$(INTERFACER_FLAGS)" -framework "$(2:D=:S=)" -p -generated "exportset=$(EXPORT_SETS_DIR)/" -generatedPriv "exportset=$(EXPORT_SETS_DIR)/" -generated "uppGlueC=$(UPP_GLUE_DIR)/" -generatedPriv "uppGlueC=$(UPP_GLUE_DIR)/" $(INTERFACER_COMPONENT_GLUE_FLAGS)
    cd "$(UPP_GLUE_DIR)"
    "$(CC)" -c $(ARCH_FLAGS) -O -fno-common -traditional-cpp -dynamic -Wmost -Wno-four-char-constants -fpascal-strings -fwritable-strings -fexceptions -DCARBON_THRASH=1 -DforCarbon=1 -DACCESSORS_CALLS_ARE_FUNCTIONS=1 -DUSE_INVOKEUPP_C_GLUE=1 "$(FLAGS)" $(GLOBAL_CFLAGS) "-I$(DERIVED_PATHS)" "-I$(HEADER_SEARCH_PATHS)" "-F$(FRAMEWORK_SEARCH_PATHS)" "-I$(BUILD_DIR)/$(PUBLIC_HEADER_DIR:G=)" "-I$(BUILD_DIR)/$(PRIVATE_HEADER_DIR:G=)" *.c
    find "$(UPP_GLUE_DIR)" -type f -name '*.i.o' -print > "$(GLUE_FILE_LIST)"
    if [ -e "$(COMPONENT_GLUE_DIR)"/*.i.c ]; then
        cd "$(COMPONENT_GLUE_DIR)"
        "$(CC)" -c $(ARCH_FLAGS) -O -fno-common -traditional-cpp -dynamic -Wmost -Wno-four-char-constants -fpascal-strings -fwritable-strings -fexceptions -DCARBON_THRASH=1 -DforCarbon=1 -DACCESSORS_CALLS_ARE_FUNCTIONS=1 -DUSE_INVOKEUPP_C_GLUE=1 "$(FLAGS)" $(GLOBAL_CFLAGS) "-I$(DERIVED_PATHS)" "-I$(HEADER_SEARCH_PATHS)" "-F$(FRAMEWORK_SEARCH_PATHS)" "-I$(BUILD_DIR)/$(PUBLIC_HEADER_DIR:G=)" "-I$(BUILD_DIR)/$(PRIVATE_HEADER_DIR:G=)" *.c
        find "$(COMPONENT_GLUE_DIR)" -type f -name '*.i.o' -print >> "$(GLUE_FILE_LIST)"
    fi
}

actions Interfacer.CombineExportLists
# Copies the contents of any private export list into the main public list
{
    if [ -f "$(2)" ]; then
        chmod +w "$(1)"
        cat "$(2)" >> "$(1)"
    fi
}

actions Interfacer.PrepareExportList
# Translates PEF-oriented Interfacer export list output into
# nmedit-compatible export lists for use with mach-o.
{
    cat "$(2)" |
    grep -v ^\* | grep -v ^# | grep -v ^\$ | sort | uniq -u | sed -e '1,$ s/^/_/' > "$(1)" ;
    if [ -f "$(ADDITIONAL_EXPORTS_FILE)" ]; then
        cat "$(ADDITIONAL_EXPORTS_FILE)" >> "$(1)"
    fi
}


# Linking, class archive generation, and related operations:
#
# Variables used by linking operations:
# FLAGS.o of target, LDFLAGS, OTHER_LDFLAGS,
# LIBRARY_SEARCH_PATHS, FRAMEWORK_SEARCH_PATHS,
# and optionally LINK_FILE_LIST and INIT_ROUTINE

# ClassArchive <archive> : <class file dir>
# Generates an archive that stores class files in the given directory
rule ClassArchive {
    local CLASS_FILE_LIST = $(TEMP_DIR)$(/)ClassFileList ;
    DEPENDS $(1) : $(CLASS_FILE_LIST)  ;
    DEPENDS $(CLASS_FILE_LIST) : $(COMPILED_JAVA) ;
    DEPENDS $(CLASS_FILE_LIST) : $(JAVA_COMPILE_TARGET) ;
    ListClassFiles $(CLASS_FILE_LIST) : $(2) ;
    if $(JAVA_ARCHIVE_TYPE) = JAR {
        local JARFLAGS = $(JAVA_JAR_FLAGS) ;
        if $(JAVA_MANIFEST_FILE) {
            DEPENDS $(1) : $(JAVA_MANIFEST_FILE) ;
            JAVA_MANIFEST_FILE on $(1) = $(SOURCE_ROOT)$(/)$(JAVA_MANIFEST_FILE) ;
            JARFLAGS = $(JARFLAGS)m ;
        }
        JARFLAGS = $(JARFLAGS)f ;
        if $(JAVA_ARCHIVE_COMPRESSION) != YES {
            JARFLAGS = $(JARFLAGS)0 ;
        }
        JARFLAGS on $(1) = $(JARFLAGS) ;
	CLASS_FILE_DIR on $(1) = $(CLASS_FILE_DIR) ;
        ClassArchive.jarArchive $(1) : $(CLASS_FILE_LIST) ;
    }
    else {
        if $(JAVA_ARCHIVE_TYPE) = ZIP {
            local ZIPFLAGS = $(JAVA_ZIP_FLAGS) ;
            if $(JAVA_ARCHIVE_COMPRESSION) != YES {
                ZIPFLAGS = $(ZIPFLAGS)0 ;
            }
            ZIPFLAGS on $(1) = $(ZIPFLAGS) ;
	    CLASS_FILE_DIR on $(1) = $(CLASS_FILE_DIR) ;
            ClassArchive.zipArchive $(1) : $(CLASS_FILE_LIST) ;
        }
    }
}
# Use jar command to generate an archive
# from the class file list after removing "./" from each file path
actions ClassArchive.jarArchive {
    cd "$(CLASS_FILE_DIR)" && $(JAR) $(JARFLAGS) $(OTHER_JARFLAGS) "$(JAVA_MANIFEST_FILE)" "$(1)" `cat "$(2)" | sed 's/\.\///'`
}
# Use zip command to generate an archive
# from the class file list after removing "./" from each file path
actions ClassArchive.zipArchive {
    cd "$(CLASS_FILE_DIR)" && $(ZIP) $(ZIPFLAGS) $(OTHER_ZIPFLAGS) "$(1)" `cat "$(2)" | sed 's/\.\///'`
}
# Uses piped tar for copy of class files
actions ClassArchive.noArchive {
    ( cd "$(2:D)" && $(TAR) cf - `cat "$(2)"` ) | ( cd "$(1)" && $(TAR) xf - )
}

# Use find command to generate a list of class files
# in the directory heirarchy starting at the class file dir
actions ListClassFiles {
    cd "$(2)" && $(FIND) . \! -name '$(1:B)' \! -type d -print > "$(1)"
}

# ProcessLink <executable> : <inputs> : <rule>
# Processes <inputs> into <rule>.ARGUMENTS for later use by the <rule> rule
# where <inputs> are object files, libraries, frameworks, object file lists,
# and such and where <rule> is one of StaticLibrary, DynamicLibrary, or
# StandaloneExecutable.
rule ProcessLink
{
    local RULE = $(3) ;
    # Link as standalone executable unless another rule is specified
    RULE default = StandaloneExecutable ;
    # Set rule-specific flags such as StandaloneExecutable.FILELIST_FLAG
    # and store the values in local variables
    local FILELIST_FLAG = $($(RULE).FILELIST_FLAG:G=) ;
    local LIBRARY_FLAG = $($(RULE).LIBRARY_FLAG:G=) ;
    local FRAMEWORK_FLAG = $($(RULE).FRAMEWORK_FLAG:G=) ;
    local FILELIST_NOSPACE = $($(RULE).FILELIST_FLAG:G) ;
    local LIBRARY_NOSPACE = $($(RULE).LIBRARY_FLAG:G) ;
    local FRAMEWORK_NOSPACE = $($(RULE).FRAMEWORK_FLAG:G) ;
    local BATCH_OFILES = $($(RULE).BATCH_OFILES) ;
    # The product depends on all of the input files, although
    # library and framework references may not be resolvable.
    DEPENDS $(1) : $(2) ;
    # link depends on file list
    LINK_FILE_LIST = $(FILE_LIST) ;
    DEPENDS $(1) : $(LINK_FILE_LIST) ;
    # Deal with each input file in turn
    local LINKED ;
    local ARGUMENT ;
    for LINKED in $(2) {
        $(RULE).FILES$(LINKED:S) on $(1) += $(LINKED) ;
        switch $(LINKED:BS) {
            case *.o :
                # If $(BATCH_OFILES) is true then object file lists are generated.
                if $(BATCH_OFILES) != NO {
                    ClearLinkFileList $(LINK_FILE_LIST) ;
                    AppendToFileList $(LINK_FILE_LIST) : $(LINKED) ;
                    DEPENDS $(LINK_FILE_LIST) : $(LINKED) ;
                } else {
                    $(RULE).ARGUMENTS on $(1) += $(LINKED) ;
                }
            case *.objects :
                if $(FILELIST_NOSPACE) {
                    ARGUMENT = $(FILELIST_FLAG)$(LINKED) ;
                    NOTFILE $(ARGUMENT) ;
                } else {
                    NOTFILE $(FILELIST_FLAG) ;
                    ARGUMENT = $(FILELIST_FLAG) $(LINKED) ;
                }
                $(RULE).ARGUMENTS on $(1) += $(ARGUMENT) ;
            case lib*.a :
                NOCARE $(LINKED) ;
                if $(LIBRARY_FLAG) {
                    if $(LIBRARY_NOSPACE) {
                        ARGUMENT = $(LIBRARY_FLAG)$(LINKED:A) ;
                    } else {
                        ARGUMENT = $(LIBRARY_FLAG) $(LINKED:A) ;
                    }
                    $(RULE).ARGUMENTS on $(1) += $(ARGUMENT) ;
                    NOTFILE $(ARGUMENT) ;
                } else {
                    ECHO jam: warning: For target $(1), rule $(RULE) will ignore library $(LINKED) ;
                }
            case *.lib :
                NOCARE $(LINKED) ;
                if $(LIBRARY_FLAG) {
                    if $(LIBRARY_NOSPACE) {
                        ARGUMENT = $(LIBRARY_FLAG)$(LINKED:A) ;
                    } else {
                        ARGUMENT = $(LIBRARY_FLAG) $(LINKED:A) ;
                    }
                    $(RULE).ARGUMENTS on $(1) += $(ARGUMENT) ;
                    NOTFILE $(ARGUMENT) ;
                } else {
                    ECHO jam: warning: For target $(1), rule $(RULE) will ignore library $(LINKED) ;
                }
            case *.dylib :
                NOCARE $(LINKED) ;
                if $(LIBRARY_FLAG) {
                    if $(LIBRARY_NOSPACE) {
                        ARGUMENT = $(LIBRARY_FLAG)$(LINKED:A) ;
                    } else {
                        ARGUMENT = $(LIBRARY_FLAG) $(LINKED:A) ;
                    }
                    $(RULE).ARGUMENTS on $(1) += $(ARGUMENT) ;
                    NOTFILE $(ARGUMENT) ;
                } else {
                    ECHO jam: warning: For target $(1), rule $(RULE) will ignore library $(LINKED) ;
                }
            case *.framework :
                NOCARE $(LINKED) ;
                if $(FRAMEWORK_FLAG) {
                    if $(FRAMEWORK_NOSPACE) {
                        ARGUMENT = $(FRAMEWORK_FLAG)$(LINKED:B) ;
                    } else {
                        ARGUMENT = $(FRAMEWORK_FLAG) $(LINKED:B) ;
                    }
                    $(RULE).ARGUMENTS on $(1) += $(ARGUMENT) ;
                    NOTFILE $(ARGUMENT) ;
                } else {
                    ECHO jam: warning: For target $(1), rule $(RULE) will ignore framework $(LINKED) ;
                }
            case * :
                ECHO Warning: $(RULE): Unknown extension on "$(LINKED:BS)" when linking with $(RULE) ;
        }
    }
    if $(BATCH_OFILES) != NO {
        $(RULE).LinkUsingFileList $(1) ;
    }
    else {
        $(RULE).Link $(1) ;
    }
}

actions quietly together ClearLinkFileList
{
    $(RM) -rf "$(1)"
}

actions quietly AppendToFileList
{
    $(ECHO) "$(2)" >> "$(1)"
}

actions quietly AppendFileToFileList
{
    cat "$(2)" >> "$(1)"
}

# StaticLibrary <library> : <inputs>
# Stores <inputs> in <library> where <inputs> are object files,
# libraries, frameworks, object file lists, and such
rule StaticLibrary
{
    LIBRARY_SEARCH_PATHS on $(1) = $(LIBRARY_SEARCH_PATHS) ;
    ProcessLink $(1) : $(2) : StaticLibrary ;
    FLAGS.o on $(1) = $(LDFLAGS) $(SECTORDER_FLAGS) $(OTHER_LDFLAGS) ;
}
actions together StaticLibrary
{
}
actions quietly together piecemeal StaticLibrary.Link bind StaticLibrary.ARGUMENTS
{
    ( "$(LIBTOOL)" -o "$(1)" "$(2)" "-L$(LIBRARY_SEARCH_PATHS)" "$(StaticLibrary.ARGUMENTS)" "$(FLAGS.o)" $(INSTALLED_NAME_FLAG) && $(RANLIB) "$(1)" )
}
actions quietly together piecemeal StaticLibrary.LinkUsingFileList bind StaticLibrary.ARGUMENTS
{
    ( "$(LIBTOOL)" -o "$(1)" "$(2)" "-L$(LIBRARY_SEARCH_PATHS)" -filelist "$(LINK_FILE_LIST)" "$(StaticLibrary.ARGUMENTS)" "$(FLAGS.o)" $(INSTALLED_NAME_FLAG) && $(RANLIB) "$(1)" )
}
StaticLibrary.FRAMEWORK_FLAG = ;
StaticLibrary.LIBRARY_FLAG = ;
StaticLibrary.BATCH_OFILES default = YES ;

# StandaloneExecutable <executable> : <inputs>
# Links <inputs> to produce <executable>, where <inputs> are objects,
# libraries, frameworks, and such.
rule StandaloneExecutable
{
    ProcessLink $(1) : $(2) ;
    LD on $(1) = $(LD) ;
    FRAMEWORK_SEARCH_PATHS on $(1) = $(FRAMEWORK_SEARCH_PATHS) ;
    LIBRARY_SEARCH_PATHS on $(1) = $(LIBRARY_SEARCH_PATHS) ;
    FLAGS.o on $(1) = $(ARCH_FLAGS) $(LDFLAGS) $(SECTORDER_FLAGS) $(OTHER_LDFLAGS) ;
    if $(INIT_ROUTINE) {
        FLAGS.o on $(1) += -init $(INIT_ROUTINE) ;
    }
}
StandaloneExecutable.FILELIST_FLAG = -filelist ;
StandaloneExecutable.FRAMEWORK_FLAG = -framework ;
StandaloneExecutable.LIBRARY_FLAG = <nospace>-l ;
StandaloneExecutable.BATCH_OFILES default = YES ;
actions together StandaloneExecutable
{
}
actions quietly together StandaloneExecutable.Link bind StandaloneExecutable.ARGUMENTS
{
    "$(LD)" -o "$(1)" "-L$(LIBRARY_SEARCH_PATHS)" "-F$(FRAMEWORK_SEARCH_PATHS)" "$(FLAGS.o)" $(INSTALLED_NAME_FLAG) "$(StandaloneExecutable.ARGUMENTS)"
}
actions quietly together StandaloneExecutable.LinkUsingFileList bind StandaloneExecutable.ARGUMENTS
{
    "$(LD)" -o "$(1)" "-L$(LIBRARY_SEARCH_PATHS)" "-F$(FRAMEWORK_SEARCH_PATHS)" -filelist "$(LINK_FILE_LIST)" "$(FLAGS.o)" $(INSTALLED_NAME_FLAG) "$(StandaloneExecutable.ARGUMENTS)"
}


# DynamicLibrary <library> : <objects> : <libraries>
# Links <objects> and <libraries> to produce <library>, using $(FLAGS.o)
rule DynamicLibrary
{
    LIBRARY_SEARCH_PATHS on $(1) = $(LIBRARY_SEARCH_PATHS) ;
    FRAMEWORK_SEARCH_PATHS on $(1) = $(FRAMEWORK_SEARCH_PATHS) ;
    ProcessLink $(1) : $(2) : DynamicLibrary ;
    FLAGS.o on $(1) = $(ARCH_FLAGS) $(LDFLAGS) $(SECTORDER_FLAGS) $(OTHER_LDFLAGS) ;
    if $(INIT_ROUTINE) {
        FLAGS.o on $(1) += -init $(INIT_ROUTINE) ;
    }
}
actions together DynamicLibrary
{
}
actions quietly together DynamicLibrary.Link bind DynamicLibrary.ARGUMENTS DynamicLibrary.DEFFILE
{
    "$(LD)" -o "$(1)" $(DynamicLibrary.DEFFILE_FLAG)"$(DynamicLibrary.DEFFILE)" "-L$(LIBRARY_SEARCH_PATHS)" "-F$(FRAMEWORK_SEARCH_PATHS)" "$(DynamicLibrary.ARGUMENTS)" "$(FLAGS.o)" $(INSTALLED_NAME_FLAG)
}
actions quietly together DynamicLibrary.LinkUsingFileList bind DynamicLibrary.ARGUMENTS DynamicLibrary.DEFFILE
{
    "$(LD)" -o "$(1)" $(DynamicLibrary.DEFFILE_FLAG)"$(DynamicLibrary.DEFFILE)" "-L$(LIBRARY_SEARCH_PATHS)" "-F$(FRAMEWORK_SEARCH_PATHS)" -filelist "$(LINK_FILE_LIST)" "$(DynamicLibrary.ARGUMENTS)" "$(FLAGS.o)" $(INSTALLED_NAME_FLAG)
}
DynamicLibrary.DEFFILE_FLAG = "-Xlinker -DEF:" ;
DynamicLibrary.FILELIST_FLAG = -filelist ;
DynamicLibrary.FRAMEWORK_FLAG = -framework ;
DynamicLibrary.LIBRARY_FLAG = <nospace>-l ;
DynamicLibrary.BATCH_OFILES default = YES ;

# MasterObjectFile <master object file> : <object files> : <exports file> : [<arch>]
# Merges many object files into one in order to edit
# the list of exported symbols
rule MasterObjectFile
{
    local OBJECT_FILE ;
    if $(4) {
        LINK_FILE_LIST = $(FILE_LIST)Prelink_$(4) ;
    }
    else {
        LINK_FILE_LIST = $(FILE_LIST)Prelink ;
    }
    # object files must be present before master can be assembled
    DEPENDS $(1) : $(2) ;
    # changes to the exports file require redo of master object file
    DEPENDS $(1) : $(3) ;
    # list object files in a file to limit link line length
    DEPENDS $(1) : $(LINK_FILE_LIST) ;
    ClearLinkFileList $(LINK_FILE_LIST) ;
    for OBJECT_FILE in $(2) {
        AppendToFileList $(LINK_FILE_LIST) : $(OBJECT_FILE) ;
    }
    if $(GLUE_FILE_LIST) {
        # !!! cmolick:20000602 making link file list depend on glue file list causes failure
        AppendFileToFileList $(LINK_FILE_LIST) : $(GLUE_FILE_LIST) ;
    }
    PRELINK_FLAGS on $(1) = $(PRELINK_FLAGS) ;
    PRELINK_LIBS on $(1) = $(PRELINK_LIBS) ;
    if $(BUILD_PHASING) = YES {
        BUILD_PHASE_PRODUCTS += $(1) ;
    }
    MasterObjectFile.Combine $(1) : $(LINK_FILE_LIST) ;
    MasterObjectFile.EditExports $(1) : $(3) ;
}
actions MasterObjectFile.Combine
{
    $(CC) $(ARCH_FLAGS) -keep_private_externs $(GLOBAL_CFLAGS) "$(PRELINK_FLAGS)" -nostdlib -filelist "$(2)" -r -o "$(1)" "$(PRELINK_LIBS)"
}
actions MasterObjectFile.EditExports
{
    $(NMEDIT) -s "$(2)" "$(1)" -o "$(1)"
}

# VersioningSystem_next-cvs <product>
# Handles automatic generation of CVSVersionInfo.txt file for projects that use NeXT CVS-style versioning.
rule VersioningSystem_next-cvs
{
    local VERSION_INFO_FILE ;
    VERSION_INFO_FILE default = $(1:B)_vers.c ;
    # Make sure that the C file containing the version string gets created.
    VersioningSystem_next-cvs.Create $(VERSION_INFO_FILE) : $(1:B) ;
    DERIVED_FILES += $(VERSION_INFO_FILE) ;
    if $(BUILD_PHASING) = YES {
        BUILD_PHASE_PRODUCTS += $(VERSION_INFO_FILE) ;
    }
    ProcessFile $(1) : $(VERSION_INFO_FILE) ;

    # Set up default values for the variables.
    CVS_VERS_FILE default = CVSVersionInfo.txt ;
}
rule VersioningSystem_next-cvs.Create
{
    DEPENDS $(1) : $(CVS_VERS_FILE) ;
}
actions VersioningSystem_next-cvs.Create
{
    versFile="$(CVS_VERS_FILE)"
    awk=/usr/bin/awk
    user=`$awk '/\\$\Id:/ {print $7;}' $versFile`
    timestamp=`$awk '/\\$\Id:/ {print $5 " " $6;}' $versFile`
    fileVers=`$awk '/\\$\Id:/ {print $4;}' $versFile`
    name=`$awk '/^ProjectName:/ {print $2;}' $versFile`
    tag=`$awk '/\\$\Name:/ {print $3;}' $versFile`
    versNum=`$awk '/^ProjectVersion:/ {print $2;}' $versFile`
    proj="$(2:B)"
    clean_proj_name=`echo $proj | sed 's/[^0-9A-Za-z]/_/g'`
    # the keyword name is the current tag and only gets filled in if the files are extracted at
    # that tag. If the tag has a value, then it is a released version, if the tag is '$' then
    # it has no value and is a development version.
    case $tag in '$') vers="$versNum.dev";; *) vers=$versNum;; esac
    q='"'
    vers_str="Project:$proj Version:$vers (Checkpoint by:$user on:$timestamp revision:$fileVers)"
    vers_suffix="$(CURRENT_PROJECT_VERSION_SUFFIX)"
    echo "const char "$clean_proj_name"_VERS_STRING[] = $q@(#)$vers_str$q;" > "$(1)"
    echo "const char "$clean_proj_name"_VERS_NUM[] = $q$vers$vers_suffix$q;" >> "$(1)"
}

# VersioningSystem_apple-generic <product>
# Generates <product>_vers.c to define version symbol
rule VersioningSystem_apple-generic
{
    # Set values to use
    local VERSION_INFO_FILE ;
    VERSION_INFO_FILE default = $(1:B)_vers.c ;

    # variables used need to be defined on the version info file target
    CURRENT_PROJECT_VERSION on $(VERSION_INFO_FILE) = $(CURRENT_PROJECT_VERSION) ;
    VERSION_INFO_EXPORT_DECL on $(VERSION_INFO_FILE) default = $(VERSION_INFO_EXPORT_DECL) ;
    VERSION_INFO_PREFIX on $(VERSION_INFO_FILE) default = $(VERSION_INFO_PREFIX) ;
    VERSION_INFO_SUFFIX on $(VERSION_INFO_FILE) default = $(VERSION_INFO_SUFFIX) ;
    VERSION_INFO_BUILDER on $(VERSION_INFO_FILE) default = $(USER) ;

    # Create versioning code
    VersioningSystem_apple-generic.Create $(VERSION_INFO_FILE) : $(1) ;
    DERIVED_FILES += $(VERSION_INFO_FILE) ;
    if $(BUILD_PHASING) = YES {
        BUILD_PHASE_PRODUCTS += $(VERSION_INFO_FILE) ;
    }
    ProcessFile $(1) : $(VERSION_INFO_FILE) ;
}
actions VersioningSystem_apple-generic.Create
{
    raw_project_name="$(2:B)"
    project_name=`echo $raw_project_name | sed 's/[^0-9A-Za-z]/_/g'`
    project_vers="$(CURRENT_PROJECT_VERSION)"
    vers_info_export_decl="$(VERSION_INFO_EXPORT_DECL)"
    vers_info_prefix="$(VERSION_INFO_PREFIX)"
    vers_info_suffix="$(VERSION_INFO_SUFFIX)"
    vers_info_builder="$(VERSION_INFO_BUILDER)"
    echo ${vers_info_export_decl} " const unsigned char ${vers_info_prefix}${project_name}VersionString${vers_info_suffix}[] =  \"@(#)PROGRAM:${project_name}  PROJECT:${project_name}-${project_vers}  DEVELOPER:${vers_info_builder}  BUILT:\" __DATE__  \" \" __TIME__ \"\n\";" > "$(1)"
    echo ${vers_info_export_decl} " const double ${vers_info_prefix}${project_name}VersionNumber${vers_info_suffix} = (double)${project_vers};" >> "$(1)"
}

# KernelModuleGeneratedSource
# Creates a kernel module source stub based on the values
# of MODULE_VERSION, MODULE_START, and MODULE_STOP
rule KernelModuleGeneratedSource
{
    MODULE_INFO_FILE default = $(1:B)_info.c ;
    DERIVED_FILES += $(MODULE_INFO_FILE) ;
    if $(BUILD_PHASING) = YES {
        BUILD_PHASE_PRODUCTS += $(MODULE_INFO_FILE) ;
    }
    DEPENDS $(MODULE_INFO_FILE) : $(MODULE_INFO_PLIST) ;
    MODULE_VERSION on $(MODULE_INFO_FILE) = $(MODULE_VERSION) ;
    MODULE_NAME on $(MODULE_INFO_FILE) = $(MODULE_NAME) ;
    if $(MODULE_IOKIT) = "YES" {
        MODULE_START on $(MODULE_INFO_FILE) = 0 ;
        MODULE_STOP on $(MODULE_INFO_FILE) = 0 ;
    }
    else {
        if $(MODULE_START) = "" {
            MODULE_START on $(MODULE_INFO_FILE) = 0 ;
        } else {
            MODULE_START on $(MODULE_INFO_FILE) = $(MODULE_START) ;
        }
        if $(MODULE_STOP) = "" {
            MODULE_STOP on $(MODULE_INFO_FILE) = 0 ;
        } else {
            MODULE_STOP on $(MODULE_INFO_FILE) = $(MODULE_STOP) ;
        }
    }
    KernelModuleGeneratedSource.Create $(MODULE_INFO_FILE) ;
    ProcessFile $(1) : $(MODULE_INFO_FILE) ;
}
actions KernelModuleGeneratedSource.Create
{
    /bin/echo "#include <mach/mach_types.h>" > "$(1)"
    /bin/echo " " >> "$(1)"
    /bin/echo "extern kern_return_t _start(kmod_info_t *ki, void *data);" >> "$(1)"
    /bin/echo "extern kern_return_t _stop(kmod_info_t *ki, void *data);" >> "$(1)"
    if [ $(MODULE_START) != 0 ]; then
        /bin/echo "__private_extern__ kern_return_t $(MODULE_START)(kmod_info_t *ki, void *data);" >> "$(1)"
    fi
    if [ $(MODULE_STOP) != 0 ]; then
        /bin/echo "__private_extern__ kern_return_t $(MODULE_STOP)(kmod_info_t *ki, void *data);" >> "$(1)"
    fi
    /bin/echo " " >> "$(1)"
    /bin/echo "KMOD_EXPLICIT_DECL($(MODULE_NAME), \"$(MODULE_VERSION)\", _start, _stop)" >> "$(1)"
    /bin/echo "__private_extern__ kmod_start_func_t *_realmain = $(MODULE_START);" >> "$(1)"
    /bin/echo "__private_extern__ kmod_stop_func_t *_antimain = $(MODULE_STOP);" >> "$(1)"
}