92 lines
2.4 KiB
Plaintext
92 lines
2.4 KiB
Plaintext
# $NetBSD: mknative.common,v 1.9 2007/02/05 18:26:01 apb Exp $
|
|
#
|
|
# from: NetBSD: mknative,v 1.12 2003/03/05 06:17:17 mrg Exp
|
|
#
|
|
# shell-fragment common to all "mknative" scripts
|
|
|
|
bomb()
|
|
{
|
|
echo >&2 "ABORT: $*"
|
|
exit 1
|
|
}
|
|
|
|
# Make sure we can run OK.
|
|
if [ -x "$MAKE" ]; then
|
|
:
|
|
else
|
|
bomb "MAKE not set"
|
|
fi
|
|
|
|
# usage: getvars MAKEFILE VARNAME [VARNAME...]
|
|
#
|
|
getvars()
|
|
{
|
|
_mf="$1"; shift
|
|
case "$MAKE" in
|
|
*gmake)
|
|
env MAKEFLAGS= $MAKE -f - -f "$_TMPDIR/$_mf" _x_ <<EOF || bomb "getvars $_mf $* failed"
|
|
define echo_var
|
|
@echo G_\${var}="\${\${var}}" | sed -e 's,\([^\.]\)\./\([a-zA-Z0-9_-]*\.o\),\1\2,g' -e 's,$_VPATH,\$\${GNUHOSTDIST},g' -e 's,$_GNU_DIST,\$\${GNUHOSTDIST},g'
|
|
|
|
endef
|
|
_x_:
|
|
\$(foreach var,$*,\$(echo_var))
|
|
EOF
|
|
;;
|
|
*)
|
|
$MAKE -B -f - _x_ <<EOF || bomb "getvars $_mf $* failed"
|
|
_x_:
|
|
.for var in $*
|
|
@echo G_\${var}=\${\${var}:Q} | sed -e 's,\([^\.]\)\./\([a-zA-Z0-9_-]*\.o\),\1\2,g' -e 's,$_VPATH,\$\${GNUHOSTDIST},g' -e 's,$_GNU_DIST,\$\${GNUHOSTDIST},g'
|
|
.endfor
|
|
.include "$_TMPDIR/$_mf"
|
|
EOF
|
|
;;
|
|
esac
|
|
}
|
|
|
|
# usage: write_c FILENAME
|
|
#
|
|
write_c()
|
|
{
|
|
echo '/* This file is automatically generated. DO NOT EDIT! */' >$_TOP/$1.tmp || \
|
|
bomb "cannot create $1"
|
|
grep '$''NetBSD' $0 | sed 's,[#$],,g;s,.*,/* Generated from: & */,' >>$_TOP/$1.tmp
|
|
echo '$NetBSD: mknative.common,v 1.9 2007/02/05 18:26:01 apb Exp $' | sed 's,[#$],,g;s,.*,/* Generated from: & */,' >>$_TOP/$1.tmp
|
|
echo '' >>$_TOP/$1.tmp
|
|
writefile $1
|
|
}
|
|
|
|
# usage: write_mk FILENAME
|
|
#
|
|
write_mk()
|
|
{
|
|
echo '# This file is automatically generated. DO NOT EDIT!' >$_TOP/$1.tmp || \
|
|
bomb "cannot create $1"
|
|
grep '$''NetBSD' $0 | sed 's,[#$],,g;s,.*,# Generated from: &,' >>$_TOP/$1.tmp
|
|
echo '$NetBSD: mknative.common,v 1.9 2007/02/05 18:26:01 apb Exp $' | sed 's,[#$],,g;s,.*,# Generated from: &,' >>$_TOP/$1.tmp
|
|
echo '#' >>$_TOP/$1.tmp
|
|
writefile $1
|
|
}
|
|
|
|
writefile()
|
|
{
|
|
sed -e 's,netbsd\(elf\)*1[0-9\.]*\(_\)*[A-Z]*,netbsd\1,' \
|
|
-e 's,^/\* #undef HAVE_MMAP \*/$,#define HAVE_MMAP 1,' \
|
|
>>$_TOP/$1.tmp
|
|
|
|
# Compare new file, sans "generated from" comments and RCS Id,
|
|
# to old file. If they match, don't change anything.
|
|
rm -f $_TMPDIR/.1 $_TMPDIR/.2
|
|
grep -v 'Generated from:' $_TOP/$1 >$_TMPDIR/.1 2>/dev/null
|
|
grep -v 'Generated from:' $_TOP/$1.tmp >$_TMPDIR/.2
|
|
|
|
# will not overwrite a file that has the same content
|
|
if cmp $_TMPDIR/.1 $_TMPDIR/.2 >/dev/null 2>&1; then
|
|
rm -f $_TOP/$1.tmp
|
|
else
|
|
echo >&2 "$1 changed"
|
|
mv -f $_TOP/$1.tmp $_TOP/$1
|
|
fi
|
|
}
|