#!/usr/local/bin/tclsh
#
# ----------------------------------------------------------------------------
# "THE BEER-WARE LICENSE" (Revision 42):
# <phk@login.dkuug.dk> wrote this file.  As long as you retain this notice you
# can do whatever you want with this stuff. If we meet some day, and you think
# this stuff is worth it, you can buy me a beer in return.   Poul-Henning Kamp
# ----------------------------------------------------------------------------
#
# $FreeBSD$
#

source gnu2bmake.tcl

#######################################################################
# Parameters to tweak
########
set sdir /u7/gcc-2.6.0
set ddir /usr/src/gnu/usr.bin/cc26

#######################################################################
# Do the stunt
########
sh "cd $sdir ; sh configure"

# .h files on their way to ~/include
set l_include {config tm pcp tree input c-lex c-tree flags machmode real 
	rtl c-parse c-gperf function defaults convert obstack insn-attr
	bytecode bc-emit insn-flags expr insn-codes regs hard-reg-set
	insn-config loop recog bc-typecd bc-opcode bc-optab typeclass
	output basic-block reload integrate conditions bytetypes bi-run
	bc-arity multilib stack}

# other files on their way to ~/include
set l_include_x {tree.def machmode.def rtl.def modemap.def bc-typecd.def}

# .h files going into ~/include/i386
set l_include_i386 {perform gstabs gas bsd i386 unix }

# .c source for cpp
set l_cpp {cccp cexp version}

# .c source for cc1
set l_cc1 [zap_suffix [makefile_macro C_OBJS $sdir]]
append l_cc1 " " [zap_suffix [makefile_macro OBJS $sdir]]
append l_cc1 " " [zap_suffix [makefile_macro BC_OBJS $sdir]]

# .c source for cc
set l_cc {gcc version}
append l_cc " " [zap_suffix [makefile_macro OBSTACK $sdir]]

# .c source for c++
set l_cplus [zap_suffix [makefile_macro OBSTACK $sdir]]

# .c source for c++ from "cp" subdir
set l_cplus_cp {g++}

# .c source for cc1plus
set l_cc1plus {c-common}
append l_cc1plus " " [zap_suffix [makefile_macro OBJS $sdir]]
append l_cc1plus " " [zap_suffix [makefile_macro BC_OBJS $sdir]]

# .c source for cc1plus from "cp" subdir
set l_cc1plus_cp {}
append l_cc1plus_cp " " [zap_suffix [makefile_macro CXX_OBJS $sdir/cp]]

# .h file for cc1plus from "cp" subdir
set l_cc1plus_h {lex parse cp-tree decl class hash}

# other file for cc1plus from "cp" subdir
set l_cc1plus_x {tree.def input.c}

# All files used more than once go into the lib.
set l_common [common_set $l_cpp $l_cc1 $l_cc $l_cc1plus $l_cplus]
set l_cpp [reduce_by $l_cpp $l_common]
set l_cc1 [reduce_by $l_cc1 $l_common]
set l_cc [reduce_by $l_cc $l_common]
set l_cplus [reduce_by $l_cplus $l_common]
set l_cc1plus [reduce_by $l_cc1plus $l_common]

# functions in libgcc1
set l_libgcc1 [makefile_macro LIB1FUNCS $sdir]
# functions in libgcc2
set l_libgcc2 [makefile_macro LIB2FUNCS $sdir]
# .c files in libgcc
set l_libgcc {libgcc1.c libgcc2.c}
# .h files in libgcc
set l_libgcc_h {tconfig longlong glimits gbl-ctors}

set version [makefile_macro version $sdir]
set target [makefile_macro target $sdir]

# do ~
sh "rm -rf $ddir"
sh "mkdir $ddir"
set f [open $ddir/Makefile.inc w]
puts $f "#\n# \$FreeBSD\$\n#\n"
puts $f "CFLAGS+=\t-I\${.CURDIR} -I\${.CURDIR}/../include"
puts $f "CFLAGS+=\t-DGCC_INCLUDE_DIR=\\\"FOO\\\""
puts $f "CFLAGS+=\t-DDEFAULT_TARGET_VERSION=\\\"$version\\\""
puts $f "CFLAGS+=\t-DDEFAULT_TARGET_MACHINE=\\\"$target\\\""
puts $f "CFLAGS+=\t-DMD_EXEC_PREFIX=\\\"/usr/libexec/\\\""
puts $f "CFLAGS+=\t-DSTANDARD_STARTFILE_PREFIX=\\\"/usr/lib\\\""
close $f

set f [open $ddir/Makefile w]
puts $f "#\n# \$FreeBSD\$\n#\n"
puts $f "PGMDIR=\tcc_int cpp cc1 cc cc1plus c++ libgcc"
puts $f "SUBDIR=\t\$(PGMDIR)"
puts $f "\n.include <bsd.subdir.mk>"
close $f

# do ~/libgcc
sh "mkdir $ddir/libgcc"
set f [open $ddir/libgcc/Makefile w]
puts $f "#\n# \$FreeBSD\$\n#\n"
puts $f "LIB=\tgcc"
puts $f "INSTALL_PIC_ARCHIVE=\tyes"
puts $f "SHLIB_MAJOR=\t26"
puts $f "SHLIB_MINOR=\t0"
puts $f ""
puts $f "LIB1OBJS=\t[add_suffix $l_libgcc1 .o]"
puts $f "LIB2OBJS=\t[add_suffix $l_libgcc2 .o]"
puts $f {
OBJS= ${LIB1OBJS} ${LIB2OBJS}
LIB1SOBJS=${LIB1OBJS:.o=.so}
LIB2SOBJS=${LIB2OBJS:.o=.so}
P1OBJS=${LIB1OBJS:.o=.po}
P2OBJS=${LIB2OBJS:.o=.po}

${LIB1OBJS}: libgcc1.c
	${CC} -c ${CFLAGS} -DL${.PREFIX} -o ${.TARGET} ${.CURDIR}/libgcc1.c
	@${LD} -x -r ${.TARGET}
	@mv a.out ${.TARGET}

${LIB2OBJS}: libgcc2.c
	${CC} -c ${CFLAGS} -DL${.PREFIX} -o ${.TARGET} ${.CURDIR}/libgcc2.c
	@${LD} -x -r ${.TARGET}
	@mv a.out ${.TARGET}

.if !defined(NOPIC)
${LIB1SOBJS}: libgcc1.c
	${CC} -c -fpic ${CFLAGS} -DL${.PREFIX} -o ${.TARGET} ${.CURDIR}/libgcc1.c

${LIB2SOBJS}: libgcc2.c
	${CC} -c -fpic ${CFLAGS} -DL${.PREFIX} -o ${.TARGET} ${.CURDIR}/libgcc2.c
.endif

.if !defined(NOPROFILE)
${P1OBJS}: libgcc1.c
	${CC} -c -p ${CFLAGS} -DL${.PREFIX} -o ${.TARGET} ${.CURDIR}/libgcc1.c

${P2OBJS}: libgcc2.c
	${CC} -c -p ${CFLAGS} -DL${.PREFIX} -o ${.TARGET} ${.CURDIR}/libgcc2.c
.endif

.include <bsd.lib.mk>
}
close $f
copy_c $sdir $ddir/libgcc $l_libgcc

# do ~/include
sh "mkdir $ddir/include"
copy_l $sdir $ddir/include [add_suffix $l_include .h]
copy_l $sdir $ddir/include $l_include_x
copy_l $sdir $ddir/include [add_suffix $l_libgcc_h .h]

# do ~/include/i386
sh "mkdir $ddir/include/i386"
copy_l $sdir/config/i386 $ddir/include/i386 [add_suffix $l_include_i386 .h]

# do ~/cc_int
mk_lib $ddir cc_int [add_suffix $l_common .c] {
	"NOPROFILE=\t1"
	"\ninstall:\n\t@true"
}
copy_c $sdir $ddir/cc_int $l_common

# do ~/cpp
mk_prog $ddir cpp [add_suffix $l_cpp .c] { 
	"BINDIR=\t/usr/libexec" 
	"LDDESTDIR+=\t-L\${.CURDIR}/../cc_int/obj"
	"LDDESTDIR+=\t-L\${.CURDIR}/../cc_int"
	"LDADD+=\t-lcc_int"
}
copy_c $sdir $ddir/cpp $l_cpp
cp $sdir/cpp.1 $ddir/cpp/cpp.1

# do ~/c++
mk_prog $ddir c++ [add_suffix "$l_cplus $l_cplus_cp" .c] {
	"BINDIR=\t/usr/bin"
	"NOMAN=\t1"
	"LDDESTDIR+=\t-L\${.CURDIR}/../cc_int/obj"
	"LDDESTDIR+=\t-L\${.CURDIR}/../cc_int"
	"LDADD+=\t-lcc_int"
}
copy_c $sdir $ddir/c++ $l_cplus
copy_c $sdir/cp $ddir/c++ $l_cplus_cp

# do ~/cc
mk_prog $ddir cc [add_suffix $l_cc .c] {
	"BINDIR=\t/usr/bin"
	"MLINKS+=cc.1 gcc.1"
	"MLINKS+=cc.1 c++.1"
	"MLINKS+=cc.1 g++.1"
	"LDDESTDIR+=\t-L\${.CURDIR}/../cc_int/obj"
	"LDDESTDIR+=\t-L\${.CURDIR}/../cc_int"
	"LDADD+=\t-lcc_int"
	"\nafterinstall:\n\tcd \$(DESTDIR)\$(BINDIR) ; rm gcc ; ln -s cc gcc"
}
copy_c $sdir $ddir/cc $l_cc
cp $sdir/gcc.1 $ddir/cc/cc.1

# do ~/cc1
mk_prog $ddir cc1 [add_suffix $l_cc1 .c] {
	"BINDIR=\t/usr/libexec"
	"NOMAN=\t1"
	"LDDESTDIR+=\t-L\${.CURDIR}/../cc_int/obj"
	"LDDESTDIR+=\t-L\${.CURDIR}/../cc_int"
	"LDADD+=\t-lcc_int"
}
copy_c $sdir $ddir/cc1 $l_cc1

# do ~/cc1plus
mk_prog $ddir cc1plus [add_suffix "$l_cc1plus_cp $l_cc1plus" .c] {
	"BINDIR=\t/usr/libexec"
	"NOMAN=\t1"
	"LDDESTDIR+=\t-L\${.CURDIR}/../cc_int/obj"
	"LDDESTDIR+=\t-L\${.CURDIR}/../cc_int"
	"LDADD+=\t-lcc_int"
}
copy_l $sdir/cp $ddir/cc1plus $l_cc1plus_x
copy_c $sdir $ddir/cc1plus $l_cc1plus
copy_c $sdir/cp $ddir/cc1plus $l_cc1plus_cp
copy_l $sdir/cp $ddir/cc1plus [add_suffix $l_cc1plus_h .h]

exit 0