# CFMVectorGlue <file>.s <file>.c <file>.exp : <file>.pbexp
# Runs CFMVectorGlue to create CFM glue files from a PB export file
KERBEROSCFMGLUE = "$(SRCROOT)/../../Common/Scripts/KerberosCFMGlue.pl" ;

rule KerberosCFMGlue
{
    DEPENDS "$(1)" : "$(2)" ;
    DEPENDS "$(1)" : "$(KERBEROSCFMGLUE)" ;
    
    Clean.Remove clean : "$(1)" ;
}

actions KerberosCFMGlue
{
    mkdir -p  "$(1[1]:D)" ;
    mkdir -p  "$(1[2]:D)" ;
    mkdir -p  "$(1[3]:D)" ;
    perl "$(KERBEROSCFMGLUE)"  --out-assembly "$(1[1])" --out-source "$(1[2])" --out-export "$(1[3])" "$(2[1])"
}

# VerifyExportsAreSupersetOfKfM4 <target> : <superset> <subset>
rule VerifyExportsAreSupersetOfKfM4
{
    ALWAYS "$(1)" ;
}
actions VerifyExportsAreSupersetOfKfM4
{
    Sort1="$(2[1]:D=$(Intermediates)).sort1" 
    Sort2="$(2[1]:D=$(Intermediates)).sort2" 

    sort "$(2[1])" | uniq > "${Sort1}"
    sort "$(2[2])" | uniq > "${Sort2}"
    
    RemovedSymbols=`diff "${Sort1}" "${Sort2}" | grep -e '^> [^#].*$'`
    if [ -z "${RemovedSymbols}" ]; then 
        exit 0
    else
        echo "ERROR!  The following symbols are needed by CFM bridges and are not exported:"
        echo "${RemovedSymbols}"
        exit 1
    fi
}

# SafeCopy <destination> : <source>
# where the leaf names of <destination> and <source> are the same
# and ditto is to be used to insure resources are preserved.
rule SafeCopy
{
    DEPENDS "$(1)" : "$(2)" ;
    Clean clean "$(1)" ;
}
actions together piecemeal SafeCopy
{
    mkdir -p "$(1:D)"
    /usr/bin/ditto -rsrcFork "$(2)" "$(1)"
}

Intermediates = "$(BUILT_PRODUCTS_DIR)/Kerberos.intermediates" ;
KerberosCFMGlueSources = "$(SRCROOT)/../../KerberosCFMGlue/Sources" ;
KerberosCFMGlueBinaries = "$(SRCROOT)/../../KerberosCFMGlue/Binaries" ;
InstallDir = "$(DSTROOT)/System/Library/CFMSupport" ;

# Check to make sure that we haven't removed any symbols used by CFM Bridges
VerifyExportsAreSupersetOfKfM4 all : "$(Intermediates)/Kerberos.exp" "$(KerberosCFMGlueSources)/KerberosCFMGlue.exp" ;

# Install the CFM Glue:
SafeCopy "$(InstallDir)/Kerberos" : "$(KerberosCFMGlueBinaries)/Kerberos" ;

DEPENDS install : all "$(InstallDir)/Kerberos" ;

NOCARE installhdrs ;
NOTFILE installhdrs ;