scripts/update-mips-syscall-args.sh

   1 #!/bin/sh
   2
   3 URL=https://raw.githubusercontent.com/strace/strace/master
   4 FILES="sysent.h sysent_shorthand_defs.h linux/mips/syscallent-compat.h \
   5        linux/mips/syscallent-o32.h linux/syscallent-common-32.h \
   6        linux/syscallent-common.h"
   7
   8 output="$1"
   9 if [ "$output" = "" ] ; then
  10     output="$PWD"
  11 fi
  12
  13 INC=linux-user/mips/syscall-args-o32.c.inc
  14
  15 TMP=$(mktemp -d)
  16 cd $TMP
  17
  18 for file in $FILES; do
  19     curl -O $URL/$file
  20 done
  21
  22 > subcall32.h
  23
  24 cat > gen_mips_o32.c <<EOF
  25 #include <stdio.h>
  26
  27 #define LINUX_MIPSO32
  28 #define MAX_ARGS 7
  29
  30 #include "sysent.h"
  31 #include "sysent_shorthand_defs.h"
  32
  33 #define SEN(syscall_name) 0,0
  34 const struct_sysent sysent0[] = {
  35 #include  "syscallent-o32.h"
  36 };
  37
  38 int main(void)
  39 {
  40     int i;
  41
  42     for (i = 4000; i < sizeof(sysent0) / sizeof(struct_sysent); i++) {
  43         if (sysent0[i].sys_name == NULL) {
  44             printf("    [% 4d] = MIPS_SYSCALL_NUMBER_UNUSED,\n", i - 4000);
  45         } else {
  46             printf("    [% 4d] = %d, /* %s */\n", i - 4000,
  47                    sysent0[i].nargs, sysent0[i].sys_name);
  48         }
  49     }
  50
  51     return 0;
  52 }
  53 EOF
  54
  55 cc -o gen_mips_o32 gen_mips_o32.c && ./gen_mips_o32 > "$output/$INC"
  56
  57 rm -fr "$TMP"