scripts/update-mips-syscall-args.sh

   1 #!/bin/sh
   2
   3 URL=https://raw.githubusercontent.com/strace/strace/master/src
   4 FILES="sysent.h sysent_shorthand_defs.h linux/mips/syscallent-compat.h \
   5        linux/mips/syscallent-o32.h linux/32/syscallent-common-32.h \
   6        linux/generic/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 --create-dirs $URL/$file -o $TMP/$file
  20 done
  21
  22 > linux/generic/subcallent.h
  23 > linux/32/subcallent.h
  24
  25 cat > gen_mips_o32.c <<EOF
  26 #include <stdio.h>
  27
  28 #define LINUX_MIPSO32
  29 #define MAX_ARGS 7
  30
  31 #include "sysent.h"
  32 #include "sysent_shorthand_defs.h"
  33
  34 #define SEN(syscall_name) 0,0
  35 const struct_sysent sysent0[] = {
  36 #include  "syscallent-o32.h"
  37 };
  38
  39 int main(void)
  40 {
  41     int i;
  42
  43     for (i = 4000; i < sizeof(sysent0) / sizeof(struct_sysent); i++) {
  44         if (sysent0[i].sys_name == NULL) {
  45             printf("    [% 4d] = MIPS_SYSCALL_NUMBER_UNUSED,\n", i - 4000);
  46         } else {
  47             printf("    [% 4d] = %d, /* %s */\n", i - 4000,
  48                    sysent0[i].nargs, sysent0[i].sys_name);
  49         }
  50     }
  51
  52     return 0;
  53 }
  54 EOF
  55
  56 cc -o gen_mips_o32 -I linux/mips -I linux/generic gen_mips_o32.c && ./gen_mips_o32 > "$output/$INC"
  57
  58 rm -fr "$TMP"