95 lines
2.8 KiB
Plaintext
95 lines
2.8 KiB
Plaintext
$! Set the def dir to proper place for use in batch. Works for interactive too.
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$flnm = f$enviroment("PROCEDURE") ! get current procedure name
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$set default 'f$parse(flnm,,,"DEVICE")''f$parse(flnm,,,"DIRECTORY")'
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$!
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$! Command file to build libgcc2.olb. You should only run this once you
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$! have the current compiler installed, otherwise some of the builtins will
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$! not be recognized. Once you have built libgcc2.olb, you can merge this
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$! with gnu_cc:[000000]gcclib.olb
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$!
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$! All of the source code is assumed to be in libgcc2.c, and a list of the
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$! modules that we need from there is in libgcc2.list (which is generated
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$! when config-gcc.com is run).
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$!
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$if f$search("gcc-cc1.exe").eqs.""
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$ then
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$ gcc_cc1:=$gnu_cc:[000000]gcc-cc1
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$ if f$extract(0,1,f$trnlnm("GNU_CC_VERSION")).eqs."1" then goto nocompile
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$ else
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$ gcc_cc1:=$sys$disk:[]gcc-cc1
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$ endif
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$!
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$if f$search("gcc-cpp.exe").eqs.""
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$ then
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$ gcc_cpp:=$gnu_cc:[000000]gcc-cpp
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$ if f$extract(0,1,f$trnlnm("GNU_CC_VERSION")).eqs."1" then goto nocompile
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$ Version:='f$trnlnm("GNU_CC_VERSION")'
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$ else
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$ gcc_cpp:=$sys$disk:[]gcc-cpp
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$ open ifile$ version.opt
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$ read ifile$ line
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$ close ifile$
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$ Version=line-"ident="""-"""
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$ endif
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$!
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$gcc_as:=$gnu_cc:[000000]gcc-as
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$cpp_file:=sys$scratch:gcc_'f$getjpi(0,"pid")'.cpp
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$s_file:=sys$scratch:gcc_'f$getjpi(0,"pid")'.s
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$!
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$set symbol/scope=(nolocal,noglobal)
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$!
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$goto compile
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$!
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$nocompile:
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$write sys$error "You must have gcc version 2 in order to build libgcc2."
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$exit 0
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$!
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$compile:
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$lib/create libgcc2.olb
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$on error then goto c_err
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$on control_y then goto c_err
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$open ifile$ libgcc2.list
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$loop: read ifile$ line/end=c_done
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$!
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$i=0
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$loop1:
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$flnm=f$element(i," ",line)
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$i=i+1
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$if flnm.eqs."" then goto loop
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$if flnm.eqs." " then goto loop
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$!
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$flnm = "L"+flnm
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$if flnm.eqs."L_exit" then goto loop1
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$write sys$output "$ gcc/debug/define=""''flnm'"" LIBGCC2.C"
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$!
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$objname = flnm
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$if flnm.eqs."L_builtin_New" then objname = "L_builtin_nnew"
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$!
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$! We do this by hand, since the VMS compiler driver does not have a way
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$! of specifying an alternate location for the compiler executables.
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$!
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$ gcc_cpp "-I[]" "-I[.CONFIG]" "-D''flnm'" LIBGCC2.C 'cpp_file'
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$ gcc_cc1 'cpp_file' -dumpbase 'objname' -
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-quiet -mgnu -g "-O1" -mvaxc-alignment -o 's_file'
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$ delete/nolog 'cpp_file';
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$ gcc_as "-vGNU CC V''Version'" 's_file' -o 'objname'.OBJ
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$! Assemble again, preserving lowercase symbol names this time.
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$ gcc_as "-vGNU CC V''Version'" -h3 's_file' -o 'objname'-c.OBJ
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$ delete/nolog 's_file';
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$!
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$ library libgcc2.olb 'objname'.obj,'objname'-c.obj
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$ delete/nolog 'objname'.obj;,'objname'-c.obj;
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$!
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$goto loop1
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$!
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$goto loop
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$!
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$! In case of error or abort, go here (In order to close file).
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$!
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$c_err: !'f$verify(0)
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$close ifile$
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$ exit %x2c
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$!
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$c_done:
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$close ifile$
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