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

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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
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34
scripts/makelst
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@@ -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