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