config/parse-types.sh

   1 #!/bin/sh
   2
   3 cat > sed.script << "EOF"
   4 /^#/d
   5 /^$/d
   6 s/__extension__ //
   7 s/typedef \(.*\) __u\([1-9]*\);/#define __U\2_TYPEDEF \1/
   8 s/typedef \(.*\) __s\([1-9]*\);/#define __S\2_TYPEDEF \1/
   9 EOF
  10
  11 echo '#include <asm/types.h>' | ${CPP-${CC-gcc} -E} - | \
  12     sed -f sed.script | grep ^# > asm_types.h
  13
  14 rm sed.script
  15
  16 cp asm_types.h asm_types.c
  17
  18 cat >> asm_types.c <<EOF
  19 #include <stdio.h>
  20 #include <stdlib.h>
  21 main(int argc, char **argv)
  22 {
  23 #ifdef __U8_TYPEDEF
  24         if (sizeof(__U8_TYPEDEF) != 1) {
  25                 printf("Sizeof(__U8__TYPEDEF) is %d should be 1\n",
  26                        sizeof(__U8_TYPEDEF));
  27                 exit(1);
  28         }
  29 #else
  30 #warning __U8_TYPEDEF not defined
  31 #endif
  32 #ifdef __S8_TYPEDEF
  33         if (sizeof(__S8_TYPEDEF) != 1) {
  34                 printf("Sizeof(_S8__TYPEDEF) is %d should be 1\n",
  35                        sizeof(__S8_TYPEDEF));
  36                 exit(1);
  37         }
  38 #else
  39 #warning __S8_TYPEDEF not defined
  40 #endif
  41 #ifdef __U16_TYPEDEF
  42         if (sizeof(__U16_TYPEDEF) != 2) {
  43                 printf("Sizeof(__U16__TYPEDEF) is %d should be 2\n",
  44                        sizeof(__U16_TYPEDEF));
  45                 exit(1);
  46         }
  47 #else
  48 #warning __U16_TYPEDEF not defined
  49 #endif
  50 #ifdef __S16_TYPEDEF
  51         if (sizeof(__S16_TYPEDEF) != 2) {
  52                 printf("Sizeof(__S16__TYPEDEF) is %d should be 2\n",
  53                        sizeof(__S16_TYPEDEF));
  54                 exit(1);
  55         }
  56 #else
  57 #warning __S16_TYPEDEF not defined
  58 #endif
  59
  60 #ifdef __U32_TYPEDEF
  61         if (sizeof(__U32_TYPEDEF) != 4) {
  62                 printf("Sizeof(__U32__TYPEDEF) is %d should be 4\n",
  63                        sizeof(__U32_TYPEDEF));
  64                 exit(1);
  65         }
  66 #else
  67 #warning __U32_TYPEDEF not defined
  68 #endif
  69 #ifdef __S32_TYPEDEF
  70         if (sizeof(__S32_TYPEDEF) != 4) {
  71                 printf("Sizeof(__S32__TYPEDEF) is %d should be 4\n",
  72                        sizeof(__S32_TYPEDEF));
  73                 exit(1);
  74         }
  75 #else
  76 #warning __S32_TYPEDEF not defined
  77 #endif
  78
  79 #ifdef __U64_TYPEDEF
  80         if (sizeof(__U64_TYPEDEF) != 8) {
  81                 printf("Sizeof(__U64__TYPEDEF) is %d should be 8\n",
  82                        sizeof(__U64_TYPEDEF));
  83                 exit(1);
  84         }
  85 #else
  86 #warning __U64_TYPEDEF not defined
  87 #endif
  88 #ifdef __S64_TYPEDEF
  89         if (sizeof(__S64_TYPEDEF) != 8) {
  90                 printf("Sizeof(__S64__TYPEDEF) is %d should be 8\n",
  91                        sizeof(__S64_TYPEDEF));
  92                 exit(1);
  93         }
  94 #else
  95 #warning __S64_TYPEDEF not defined
  96 #endif
  97         exit(0);
  98 }
  99 EOF
 100
 101 ${BUILD_CC-${CC-gcc}} -o asm_types asm_types.c
 102 if ! ./asm_types
 103 then
 104     echo "Problem detected with asm_types.h"
 105     echo "" > asm_types.h
 106 fi
 107 rm asm_types.c asm_types
 108