| #!/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); |
| } |
| } |
| |