[PATCH] kbuild scripts: replace gawk, head, bc with shell, update

Replacing overhead of using some (external) programs
  instead of good old `sh'.

Cc: Roman Zippel <zippel@linux-m68k.org>
Cc: Sam Ravnborg <sam@ravnborg.org>
Cc: William Stearns <wstearns@pobox.com>
Cc: Martin Schlemmer <azarah@nosferatu.za.org>
Signed-off-by: Oleg Verych <olecom@flower.upol.cz>
Acked-by: Mark Lord <lkml@rtr.ca>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Oleg Verych 2007-02-06 02:18:20 +01:00 committed by Linus Torvalds
parent 62d0cfcb27
commit f6112ec27a
2 changed files with 38 additions and 37 deletions

View file

@ -1,6 +1,6 @@
#!/bin/bash
# Copyright (C) Martin Schlemmer <azarah@nosferatu.za.org>
# Copyright (c) 2006 Sam Ravnborg <sam@ravnborg.org>
# Copyright (C) 2006 Sam Ravnborg <sam@ravnborg.org>
#
# Released under the terms of the GNU GPL
#
@ -17,15 +17,15 @@ cat << EOF
Usage:
$0 [-o <file>] [-u <uid>] [-g <gid>] {-d | <cpio_source>} ...
-o <file> Create gzipped initramfs file named <file> using
gen_init_cpio and gzip
gen_init_cpio and gzip
-u <uid> User ID to map to user ID 0 (root).
<uid> is only meaningful if <cpio_source>
is a directory.
<uid> is only meaningful if <cpio_source>
is a directory.
-g <gid> Group ID to map to group ID 0 (root).
<gid> is only meaningful if <cpio_source>
is a directory.
<gid> is only meaningful if <cpio_source>
is a directory.
<cpio_source> File list or directory for cpio archive.
If <cpio_source> is a .cpio file it will be used
If <cpio_source> is a .cpio file it will be used
as direct input to initramfs.
-d Output the default cpio list.
@ -36,6 +36,12 @@ to reset the root/group mapping.
EOF
}
# awk style field access
# $1 - field number; rest is argument string
field() {
shift $1 ; echo $1
}
list_default_initramfs() {
# echo usr/kinit/kinit
:
@ -119,22 +125,17 @@ parse() {
str="${ftype} ${name} ${location} ${str}"
;;
"nod")
local dev_type=
local maj=$(LC_ALL=C ls -l "${location}" | \
gawk '{sub(/,/, "", $5); print $5}')
local min=$(LC_ALL=C ls -l "${location}" | \
gawk '{print $6}')
local dev=`LC_ALL=C ls -l "${location}"`
local maj=`field 5 ${dev}`
local min=`field 6 ${dev}`
maj=${maj%,}
if [ -b "${location}" ]; then
dev_type="b"
else
dev_type="c"
fi
str="${ftype} ${name} ${str} ${dev_type} ${maj} ${min}"
[ -b "${location}" ] && dev="b" || dev="c"
str="${ftype} ${name} ${str} ${dev} ${maj} ${min}"
;;
"slink")
local target=$(LC_ALL=C ls -l "${location}" | \
gawk '{print $11}')
local target=`field 11 $(LC_ALL=C ls -l "${location}")`
str="${ftype} ${name} ${target} ${str}"
;;
*)

View file

@ -1,31 +1,31 @@
#!/bin/bash
#!/bin/sh
# A script to dump mixed source code & assembly
# with correct relocations from System.map
# Requires the following lines in Rules.make.
# Author(s): DJ Barrow (djbarrow@de.ibm.com,barrow_dj@yahoo.com)
# William Stearns <wstearns@pobox.com>
# Requires the following lines in makefile:
#%.lst: %.c
# $(CC) $(CFLAGS) $(EXTRA_CFLAGS) $(CFLAGS_$@) -g -c -o $*.o $<
# $(TOPDIR)/scripts/makelst $*.o $(TOPDIR)/System.map $(OBJDUMP)
# $(srctree)/scripts/makelst $*.o $(objtree)/System.map $(OBJDUMP)
#
# Copyright (C) 2000 IBM Corporation
# Author(s): DJ Barrow (djbarrow@de.ibm.com,barrow_dj@yahoo.com)
# Copyright (C) 2000 IBM Corporation
# Author(s): DJ Barrow (djbarrow@de.ibm.com,barrow_dj@yahoo.com)
# William Stearns <wstearns@pobox.com>
#
t1=`$3 --syms $1 | grep .text | grep " F " | head -n 1`
# awk style field access
field() {
shift $1 ; echo $1
}
t1=`$3 --syms $1 | grep .text | grep -m1 " F "`
if [ -n "$t1" ]; then
t2=`echo $t1 | gawk '{ print $6 }'`
t2=`field 6 $t1`
if [ ! -r $2 ]; then
echo "No System.map" >&2
t7=0
else
t3=`grep $t2 $2`
t4=`echo $t3 | gawk '{ print $1 }'`
t5=`echo $t1 | gawk '{ print $1 }'`
t6=`echo $t4 - $t5 | tr a-f A-F`
t7=`( echo ibase=16 ; echo $t6 ) | bc`
t4=`field 1 $t3`
t5=`field 1 $t1`
t6=`printf "%lu" $((0x$t4 - 0x$t5))`
fi
else
t7=0
fi
$3 -r --source --adjust-vma=$t7 $1
$3 -r --source --adjust-vma=${t6:-0} $1