1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
|
#!/usr/bin/awk -f
# hack expression to generate arch/syscallent.h from <asm/unistd.h>
# It reads from stdin and writes to stdout
# It should work OK on i386,m68k,arm,ia64
# It does NOT work in mips, s390
# It is untested in other architectures
BEGIN {
max=0;
FS="[ \t\n()+]+";
}
{
#debug
#printf("/%s/%s/%s/%s/\n", $1, $2, $3, $4);
if (($1 ~ /^#define$/) && ($2 ~ /^__NR_/)) {
#ia64 syscalls are > 1000 (lower for x86 compat)
if (($3>=0) && ($3<=2000)) {
SYSCALL[$3]=substr($2,6);
if ($3 > max) {
max=$3;
}
} else if (($3 ~ /^__NR_SYSCALL_BASE$/) && ($4>=0) && ($4<=1000)) {
SYSCALL[$4]=substr($2,6);
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);
}
}
|