granicus.if.org Git - strace/blob - mpers_test.sh

   1 #!/bin/sh -efu
   2 #
   3 # Copyright (c) 2015 Elvira Khabirova <lineprinter0@gmail.com>
   4 # Copyright (c) 2015 Dmitry V. Levin <ldv@altlinux.org>
   5 # Copyright (c) 2015-2019 The strace developers.
   6 # All rights reserved.
   7 #
   8 # SPDX-License-Identifier: LGPL-2.1-or-later
   9
  10 [ "x${D:-0}" != x1 ] || set -x
  11
  12 mpers_name="$1"; shift
  13 mpers_cc_flags="$1"; shift
  14 size="$(printf %s "$mpers_name" |tr -cd '[0-9]')"
  15 [ "$size" -gt 0 ]
  16
  17 srcdir=${0%/*}
  18 mpers_sh="${srcdir}/mpers.sh"
  19
  20 mpers_dir="mpers-$mpers_name"
  21 mkdir -p "$mpers_dir"
  22
  23 sample="$mpers_dir/sample.c"
  24 cat > "$sample" <<EOF
  25 #include "mpers_type.h"
  26 #include DEF_MPERS_TYPE(sample_struct)
  27 typedef struct {
  28         struct {
  29                 void *p;
  30                 char sc;
  31                 /* unsigned char mpers_filler_1[1]; */
  32                 short ss;
  33                 unsigned char uc;
  34                 /* unsigned char mpers_filler_2[3]; */
  35                 int si;
  36                 unsigned ui;
  37                 long sl;
  38                 unsigned short us;
  39                 /* unsigned char mpers_filler_3[6]; */
  40                 long long sll __attribute__((__aligned__(8)));
  41                 unsigned long long ull;
  42                 unsigned long ul;
  43                 long asl[3][5][7];
  44                 char f;
  45                 /* unsigned char mpers_end_filler_4[7]; */
  46         } s;
  47         union {
  48                 long long sll;
  49                 unsigned long long ull;
  50                 void *p;
  51                 long sl;
  52                 unsigned long ul;
  53                 int si;
  54                 unsigned ui;
  55                 short ss[7][9];
  56                 unsigned short us[4];
  57                 char sc;
  58                 unsigned char uc;
  59         } u[3][2];
  60         short f[0];
  61 } sample_struct;
  62 #include MPERS_DEFS
  63 EOF
  64
  65 expected="$mpers_dir/sample.expected"
  66 mpers_ptr_t="uint${size}_t"
  67 cat > "$expected" <<EOF
  68 #include <stdint.h>
  69 #ifndef mpers_ptr_t_is_${mpers_ptr_t}
  70 typedef ${mpers_ptr_t} mpers_ptr_t;
  71 #define mpers_ptr_t_is_${mpers_ptr_t}
  72 #endif
  73 typedef
  74 struct {
  75 struct {
  76 mpers_ptr_t p;
  77 char sc;
  78 unsigned char mpers_filler_1[1];
  79 int16_t ss;
  80 unsigned char uc;
  81 unsigned char mpers_filler_2[3];
  82 int32_t si;
  83 uint32_t ui;
  84 int${size}_t sl;
  85 uint16_t us;
  86 unsigned char mpers_filler_3[6];
  87 int64_t sll;
  88 uint64_t ull;
  89 uint${size}_t ul;
  90 int${size}_t asl[3][5][7];
  91 char f;
  92 unsigned char mpers_end_filler_4[7];
  93 } ATTRIBUTE_PACKED s;
  94 union {
  95 int64_t sll;
  96 uint64_t ull;
  97 mpers_ptr_t p;
  98 int${size}_t sl;
  99 uint${size}_t ul;
 100 int32_t si;
 101 uint32_t ui;
 102 int16_t ss[7][9];
 103 uint16_t us[4];
 104 char sc;
 105 unsigned char uc;
 106 } u[3][2];
 107 int16_t f[0];
 108 } ATTRIBUTE_PACKED ${mpers_name}_sample_struct;
 109 #define MPERS_${mpers_name}_sample_struct ${mpers_name}_sample_struct
 110 EOF
 111
 112 CFLAGS="$CPPFLAGS -I${srcdir} -DMPERS_IS_${mpers_name}" \
 113 CPPFLAGS="$CPPFLAGS -I${srcdir} -DIN_MPERS -DMPERS_IS_${mpers_name}" \
 114 "$mpers_sh" "$mpers_name" "$mpers_cc_flags" "$sample"
 115 cmp "$expected" "$mpers_dir"/sample_struct.h > /dev/null