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#!/usr/bin/awk -f
# This file is part of ltrace.
# Copyright (C) 2008 Juan Cespedes
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
# 02110-1301 USA
# hack expression to generate arch_syscallent.h from <asm/unistd.h>
# It reads from stdin and writes to stdout
# Currently (linux-2.6.16), it works OK on arm
# It is untested in other architectures
BEGIN {
max=0;
FS="[ \t\n()+]+";
}
{
# printf("/%s/%s/%s/%s/\n", $1, $2, $3, $4);
if (($1 ~ /^#define$/) && ($2 ~ /^__[A-Z]+_NR_/)) {
sub(/^__[A-Z]+_NR_/,"",$2);
if (($3>=0) && ($3<=1000)) {
SYSCALL[$3]=$2;
if ($3 > max) {
max=$3;
}
} else if (($3 ~ /^__[A-Z]+_NR_BASE$/) && ($4>=0) && ($4<=1000)) {
SYSCALL[$4]=$2;
if ($4 > max) {
max=$4;
}
}
}
}
END {
for(i=0; i<=max; i++) {
if (!SYSCALL[i]) {
SYSCALL[i] = i;
}
pad = 32 - length(SYSCALL[i]);
if (pad<1) {
pad=1;
}
printf("\t\"%s\",%*s/* %d */\n", SYSCALL[i], pad, "", i);
}
}
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