111 lines
3.1 KiB
Plaintext
111 lines
3.1 KiB
Plaintext
# Copyright (C) 2002 by Red Hat, Incorporated. All rights reserved.
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#
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# Permission to use, copy, modify, and distribute this software
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# is freely granted, provided that this notice is preserved.
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#
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proc newlib_version { } {
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global tool_version
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verbose "In newlib version...\n"
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return $tool_version
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}
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set newlib_initialized 0
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proc newlib_init { args } {
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global gluefile wrap_flags
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global newlib_initialized
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global target_info
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global CFLAGS_FOR_TARGET
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# These values are initialized in the local site.exp file
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global srcdir objdir
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global build_triplet host_triplet
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# newlib_cflags comes from acinclude.m4, through the site.exp file
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global newlib_cflags
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global old_ld_library_path
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verbose "In newlib_init...\n"
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if { $newlib_initialized == 1 } { return; }
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set CFLAGS_FOR_TARGET $newlib_cflags
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set_currtarget_info "wrap_compile_flags" "$newlib_cflags"
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if {[target_info needs_status_wrapper] != "" && \
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[target_info needs_status_wrapper] != "0" && \
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![info exists gluefile]} {
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set gluefile ${objdir}/testglue.o;
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set result [build_wrapper $gluefile];
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if { $result != "" } {
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set gluefile [lindex $result 0];
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set wrap_flags [lindex $result 1];
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} else {
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unset gluefile
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}
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}
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if [string match $build_triplet $host_triplet] then {
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if [string match "i686-pc-linux-gnu" $build_triplet] then {
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set old_ld_library_path [getenv LD_LIBRARY_PATH]
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setenv LD_LIBRARY_PATH "$objdir/.libs"
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}
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}
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}
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proc newlib_target_compile { source dest type options } {
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global gluefile wrap_flags
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global srcdir objdir
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global build_triplet
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global host_triplet
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verbose "In newlib_target_compile...\n"
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if {[target_info needs_status_wrapper] != "" && \
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[target_info needs_status_wrapper] != "0" && \
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[info exists gluefile] } {
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lappend options "libs=$gluefile"
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# This method of finding libgloss_target_dir may not work for some targets
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set libgloss_target_dir [lindex [split $host_triplet "-"] 0]
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lappend options "ldflags=$wrap_flags -B$objdir/../libgloss/$libgloss_target_dir \
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-L$objdir/../libgloss/$libgloss_target_dir \
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-L$srcdir/../../libgloss/$libgloss_target_dir \
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-L$objdir"
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}
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if [string match $build_triplet $host_triplet] then {
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if [string match "i686-pc-linux-gnu" $build_triplet] then {
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lappend options "libs=$objdir/crt0.o -lc"
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lappend options "ldflags=-nostdlib -L$objdir/.libs -lgcc"
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}
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}
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return [target_compile $source $dest $type $options]
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}
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proc newlib_finish { } {
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global old_ld_library_path
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global build_triplet host_triplet
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verbose "In newlib_finish...\n"
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if [string match $build_triplet $host_triplet] then {
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if [string match "i686-pc-linux-gnu" $build_triplet] then {
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setenv LD_LIBRARY_PATH "$old_ld_library_path"
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}
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}
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}
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proc newlib_exit { } {
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global gluefile;
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verbose "In newlib_exit...\n"
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if [info exists gluefile] {
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file_on_build delete $gluefile;
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unset gluefile;
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}
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}
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