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/eglibc-2.13/posix/bug-regex19.c

https://github.com/GNA-SERVICES-INC/MoNGate
C | 418 lines | 372 code | 20 blank | 26 comment | 32 complexity | 82a3b8aa27ce54c3e34ebdc03b5f77ea MD5 | raw file
    

  1. /* Regular expression tests.
    2. 

  2.    Copyright (C) 2003, 2005 Free Software Foundation, Inc.
    3. 

  3.    This file is part of the GNU C Library.
    4. 

  4.    Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
    5. 

    6. 

  6.    The GNU C Library is free software; you can redistribute it and/or
    7. 

  7.    modify it under the terms of the GNU Lesser General Public
    8. 

  8.    License as published by the Free Software Foundation; either
    9. 

  9.    version 2.1 of the License, or (at your option) any later version.
    10. 

    11. 

  11.    The GNU C Library is distributed in the hope that it will be useful,
    12. 

  12.    but WITHOUT ANY WARRANTY; without even the implied warranty of
    13. 

  13.    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    14. 

  14.    Lesser General Public License for more details.
    15. 

    16. 

  16.    You should have received a copy of the GNU Lesser General Public
    17. 

  17.    License along with the GNU C Library; if not, write to the Free
    18. 

  18.    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
    19. 

  19.    02111-1307 USA.  */
    20. 

  20. 

  21. #include <sys/types.h>
    22. 

  22. #include <mcheck.h>
    23. 

  23. #include <regex.h>
    24. 

  24. #include <stdio.h>
    25. 

  25. #include <stdlib.h>
    26. 

  26. #include <string.h>
    27. 

  27. #include <locale.h>
    28. 

  28. 

  29. #define BRE RE_SYNTAX_POSIX_BASIC
    30. 

  30. #define ERE RE_SYNTAX_POSIX_EXTENDED
    31. 

  31. 

  32. static struct test_s
    33. 

  33. {
    34. 

  34.   int syntax;
    35. 

  35.   const char *pattern;
    36. 

  36.   const char *string;
    37. 

  37.   int start, res;
    38. 

  38. } tests[] = {
    39. 

  39.   {BRE, "\\<A", "CBAA", 0, -1},
    40. 

  40.   {BRE, "\\<A", "CBAA", 2, -1},
    41. 

  41.   {BRE, "A\\>", "CAAB", 1, -1},
    42. 

  42.   {BRE, "\\bA", "CBAA", 0, -1},
    43. 

  43.   {BRE, "\\bA", "CBAA", 2, -1},
    44. 

  44.   {BRE, "A\\b", "CAAB", 1, -1},
    45. 

  45.   {BRE, "\\<A", "AA", 0, 0},
    46. 

  46.   {BRE, "\\<A", "C-AA", 2, 2},
    47. 

  47.   {BRE, "A\\>", "CAA-", 1, 2},
    48. 

  48.   {BRE, "A\\>", "CAA", 1, 2},
    49. 

  49.   {BRE, "\\bA", "AA", 0, 0},
    50. 

  50.   {BRE, "\\bA", "C-AA", 2, 2},
    51. 

  51.   {BRE, "A\\b", "CAA-", 1, 2},
    52. 

  52.   {BRE, "A\\b", "CAA", 1, 2},
    53. 

  53.   {BRE, "\\<[A]", "CBAA", 0, -1},
    54. 

  54.   {BRE, "\\<[A]", "CBAA", 2, -1},
    55. 

  55.   {BRE, "[A]\\>", "CAAB", 1, -1},
    56. 

  56.   {BRE, "\\b[A]", "CBAA", 0, -1},
    57. 

  57.   {BRE, "\\b[A]", "CBAA", 2, -1},
    58. 

  58.   {BRE, "[A]\\b", "CAAB", 1, -1},
    59. 

  59.   {BRE, "\\<[A]", "AA", 0, 0},
    60. 

  60.   {BRE, "\\<[A]", "C-AA", 2, 2},
    61. 

  61.   {BRE, "[A]\\>", "CAA-", 1, 2},
    62. 

  62.   {BRE, "[A]\\>", "CAA", 1, 2},
    63. 

  63.   {BRE, "\\b[A]", "AA", 0, 0},
    64. 

  64.   {BRE, "\\b[A]", "C-AA", 2, 2},
    65. 

  65.   {BRE, "[A]\\b", "CAA-", 1, 2},
    66. 

  66.   {BRE, "[A]\\b", "CAA", 1, 2},
    67. 

  67.   {ERE, "\\b(A|!|.B)", "A=AC", 0, 0},
    68. 

  68.   {ERE, "\\b(A|!|.B)", "=AC", 0, 1},
    69. 

  69.   {ERE, "\\b(A|!|.B)", "!AC", 0, 1},
    70. 

  70.   {ERE, "\\b(A|!|.B)", "=AB", 0, 1},
    71. 

  71.   {ERE, "\\b(A|!|.B)", "DA!C", 0, 2},
    72. 

  72.   {ERE, "\\b(A|!|.B)", "=CB", 0, 1},
    73. 

  73.   {ERE, "\\b(A|!|.B)", "!CB", 0, 1},
    74. 

  74.   {ERE, "\\b(A|!|.B)", "D,B", 0, 1},
    75. 

  75.   {ERE, "\\b(A|!|.B)", "!.C", 0, -1},
    76. 

  76.   {ERE, "\\b(A|!|.B)", "BCB", 0, -1},
    77. 

  77.   {ERE, "(A|\\b)(A|B|C)", "DAAD", 0, 1},
    78. 

  78.   {ERE, "(A|\\b)(A|B|C)", "DABD", 0, 1},
    79. 

  79.   {ERE, "(A|\\b)(A|B|C)", "AD", 0, 0},
    80. 

  80.   {ERE, "(A|\\b)(A|B|C)", "C!", 0, 0},
    81. 

  81.   {ERE, "(A|\\b)(A|B|C)", "D,B", 0, 2},
    82. 

  82.   {ERE, "(A|\\b)(A|B|C)", "DA?A", 0, 3},
    83. 

  83.   {ERE, "(A|\\b)(A|B|C)", "BBC", 0, 0},
    84. 

  84.   {ERE, "(A|\\b)(A|B|C)", "DA", 0, -1},
    85. 

  85.   {ERE, "(!|\\b)(!|=|~)", "A!=\\", 0, 1},
    86. 

  86.   {ERE, "(!|\\b)(!|=|~)", "/!=A", 0, 1},
    87. 

  87.   {ERE, "(!|\\b)(!|=|~)", "A=A", 0, 1},
    88. 

  88.   {ERE, "(!|\\b)(!|=|~)", "==!=", 0, 2},
    89. 

  89.   {ERE, "(!|\\b)(!|=|~)", "==C~", 0, 3},
    90. 

  90.   {ERE, "(!|\\b)(!|=|~)", "=~=", 0, -1},
    91. 

  91.   {ERE, "(!|\\b)(!|=|~)", "~!", 0, -1},
    92. 

  92.   {ERE, "(!|\\b)(!|=|~)", "~=~", 0, -1},
    93. 

  93.   {ERE, "(\\b|A.)[ABC]", "AC", 0, 0},
    94. 

  94.   {ERE, "(\\b|A.)[ABC]", "=A", 0, 1},
    95. 

  95.   {ERE, "(\\b|A.)[ABC]", "DACC", 0, 1},
    96. 

  96.   {ERE, "(\\b|A.)[A~C]", "AC", 0, 0},
    97. 

  97.   {ERE, "(\\b|A.)[A~C]", "=A", 0, 1},
    98. 

  98.   {ERE, "(\\b|A.)[A~C]", "DACC", 0, 1},
    99. 

  99.   {ERE, "(\\b|A.)[A~C]", "B!A=", 0, 2},
    100. 

  100.   {ERE, "(\\b|A.)[A~C]", "B~C", 0, 1},
    101. 

  101.   {ERE, ".\\b.", "AA~", 0, 1},
    102. 

  102.   {ERE, ".\\b.", "=A=", 0, 0},
    103. 

  103.   {ERE, ".\\b.", "==", 0, -1},
    104. 

  104.   {ERE, ".\\b.", "ABA", 0, -1},
    105. 

  105.   {ERE, "[^k]\\b[^k]", "AA~", 0, 1},
    106. 

  106.   {ERE, "[^k]\\b[^k]", "=A=", 0, 0},
    107. 

  107.   {ERE, "[^k]\\b[^k]", "Ak~kA~", 0, 4},
    108. 

  108.   {ERE, "[^k]\\b[^k]", "==", 0, -1},
    109. 

  109.   {ERE, "[^k]\\b[^k]", "ABA", 0, -1},
    110. 

  110.   {ERE, "[^k]\\b[^k]", "Ak~", 0, -1},
    111. 

  111.   {ERE, "[^k]\\b[^k]", "k=k", 0, -1},
    112. 

  112.   {ERE, "[^C]\\b[^C]", "AA~", 0, 1},
    113. 

  113.   {ERE, "[^C]\\b[^C]", "=A=", 0, 0},
    114. 

  114.   {ERE, "[^C]\\b[^C]", "AC~CA~", 0, 4},
    115. 

  115.   {ERE, "[^C]\\b[^C]", "==", 0, -1},
    116. 

  116.   {ERE, "[^C]\\b[^C]", "ABA", 0, -1},
    117. 

  117.   {ERE, "[^C]\\b[^C]", "AC~", 0, -1},
    118. 

  118.   {ERE, "[^C]\\b[^C]", "C=C", 0, -1},
    119. 

  119.   {ERE, "\\<(A|!|.B)", "A=AC", 0, 0},
    120. 

  120.   {ERE, "\\<(A|!|.B)", "=AC", 0, 1},
    121. 

  121.   {ERE, "\\<(A|!|.B)", "!AC", 0, 1},
    122. 

  122.   {ERE, "\\<(A|!|.B)", "=AB", 0, 1},
    123. 

  123.   {ERE, "\\<(A|!|.B)", "=CB", 0, 1},
    124. 

  124.   {ERE, "\\<(A|!|.B)", "!CB", 0, 1},
    125. 

  125.   {ERE, "\\<(A|!|.B)", "DA!C", 0, -1},
    126. 

  126.   {ERE, "\\<(A|!|.B)", "D,B", 0, -1},
    127. 

  127.   {ERE, "\\<(A|!|.B)", "!.C", 0, -1},
    128. 

  128.   {ERE, "\\<(A|!|.B)", "BCB", 0, -1},
    129. 

  129.   {ERE, "(A|\\<)(A|B|C)", "DAAD", 0, 1},
    130. 

  130.   {ERE, "(A|\\<)(A|B|C)", "DABD", 0, 1},
    131. 

  131.   {ERE, "(A|\\<)(A|B|C)", "AD", 0, 0},
    132. 

  132.   {ERE, "(A|\\<)(A|B|C)", "C!", 0, 0},
    133. 

  133.   {ERE, "(A|\\<)(A|B|C)", "D,B", 0, 2},
    134. 

  134.   {ERE, "(A|\\<)(A|B|C)", "DA?A", 0, 3},
    135. 

  135.   {ERE, "(A|\\<)(A|B|C)", "BBC", 0, 0},
    136. 

  136.   {ERE, "(A|\\<)(A|B|C)", "DA", 0, -1},
    137. 

  137.   {ERE, "(!|\\<)(!|=|~)", "A!=\\", 0, 1},
    138. 

  138.   {ERE, "(!|\\<)(!|=|~)", "/!=A", 0, 1},
    139. 

  139.   {ERE, "(!|\\<)(!|=|~)", "==!=", 0, 2},
    140. 

  140.   {ERE, "(!|\\<)(!|=|~)", "==C~", 0, -1},
    141. 

  141.   {ERE, "(!|\\<)(!|=|~)", "A=A", 0, -1},
    142. 

  142.   {ERE, "(!|\\<)(!|=|~)", "=~=", 0, -1},
    143. 

  143.   {ERE, "(!|\\<)(!|=|~)", "~!", 0, -1},
    144. 

  144.   {ERE, "(!|\\<)(!|=|~)", "~=~", 0, -1},
    145. 

  145.   {ERE, "(\\<|A.)[ABC]", "AC", 0, 0},
    146. 

  146.   {ERE, "(\\<|A.)[ABC]", "=A", 0, 1},
    147. 

  147.   {ERE, "(\\<|A.)[ABC]", "DACC", 0, 1},
    148. 

  148.   {ERE, "(\\<|A.)[A~C]", "AC", 0, 0},
    149. 

  149.   {ERE, "(\\<|A.)[A~C]", "=A", 0, 1},
    150. 

  150.   {ERE, "(\\<|A.)[A~C]", "DACC", 0, 1},
    151. 

  151.   {ERE, "(\\<|A.)[A~C]", "B!A=", 0, 2},
    152. 

  152.   {ERE, "(\\<|A.)[A~C]", "B~C", 0, 2},
    153. 

  153.   {ERE, ".\\<.", "=A=", 0, 0},
    154. 

  154.   {ERE, ".\\<.", "AA~", 0, -1},
    155. 

  155.   {ERE, ".\\<.", "==", 0, -1},
    156. 

  156.   {ERE, ".\\<.", "ABA", 0, -1},
    157. 

  157.   {ERE, "[^k]\\<[^k]", "=k=A=", 0, 2},
    158. 

  158.   {ERE, "[^k]\\<[^k]", "kk~", 0, -1},
    159. 

  159.   {ERE, "[^k]\\<[^k]", "==", 0, -1},
    160. 

  160.   {ERE, "[^k]\\<[^k]", "ABA", 0, -1},
    161. 

  161.   {ERE, "[^k]\\<[^k]", "=k=", 0, -1},
    162. 

  162.   {ERE, "[^C]\\<[^C]", "=C=A=", 0, 2},
    163. 

  163.   {ERE, "[^C]\\<[^C]", "CC~", 0, -1},
    164. 

  164.   {ERE, "[^C]\\<[^C]", "==", 0, -1},
    165. 

  165.   {ERE, "[^C]\\<[^C]", "ABA", 0, -1},
    166. 

  166.   {ERE, "[^C]\\<[^C]", "=C=", 0, -1},
    167. 

  167.   {ERE, ".\\B.", "ABA", 0, 0},
    168. 

  168.   {ERE, ".\\B.", "=BDC", 0, 1},
    169. 

  169.   {ERE, "[^k]\\B[^k]", "kkkABA", 0, 3},
    170. 

  170.   {ERE, "[^k]\\B[^k]", "kBk", 0, -1},
    171. 

  171.   {ERE, "[^C]\\B[^C]", "CCCABA", 0, 3},
    172. 

  172.   {ERE, "[^C]\\B[^C]", "CBC", 0, -1},
    173. 

  173.   {ERE, ".(\\b|\\B).", "=~AB", 0, 0},
    174. 

  174.   {ERE, ".(\\b|\\B).", "A=C", 0, 0},
    175. 

  175.   {ERE, ".(\\b|\\B).", "ABC", 0, 0},
    176. 

  176.   {ERE, ".(\\b|\\B).", "=~\\!", 0, 0},
    177. 

  177.   {ERE, "[^k](\\b|\\B)[^k]", "=~AB", 0, 0},
    178. 

  178.   {ERE, "[^k](\\b|\\B)[^k]", "A=C", 0, 0},
    179. 

  179.   {ERE, "[^k](\\b|\\B)[^k]", "ABC", 0, 0},
    180. 

  180.   {ERE, "[^k](\\b|\\B)[^k]", "=~kBD", 0, 0},
    181. 

  181.   {ERE, "[^k](\\b|\\B)[^k]", "=~\\!", 0, 0},
    182. 

  182.   {ERE, "[^k](\\b|\\B)[^k]", "=~kB", 0, 0},
    183. 

  183.   {ERE, "[^C](\\b|\\B)[^C]", "=~AB", 0, 0},
    184. 

  184.   {ERE, "[^C](\\b|\\B)[^C]", "A=C", 0, 0},
    185. 

  185.   {ERE, "[^C](\\b|\\B)[^C]", "ABC", 0, 0},
    186. 

  186.   {ERE, "[^C](\\b|\\B)[^C]", "=~CBD", 0, 0},
    187. 

  187.   {ERE, "[^C](\\b|\\B)[^C]", "=~\\!", 0, 0},
    188. 

  188.   {ERE, "[^C](\\b|\\B)[^C]", "=~CB", 0, 0},
    189. 

  189.   {ERE, "\\b([A]|[!]|.B)", "A=AC", 0, 0},
    190. 

  190.   {ERE, "\\b([A]|[!]|.B)", "=AC", 0, 1},
    191. 

  191.   {ERE, "\\b([A]|[!]|.B)", "!AC", 0, 1},
    192. 

  192.   {ERE, "\\b([A]|[!]|.B)", "=AB", 0, 1},
    193. 

  193.   {ERE, "\\b([A]|[!]|.B)", "DA!C", 0, 2},
    194. 

  194.   {ERE, "\\b([A]|[!]|.B)", "=CB", 0, 1},
    195. 

  195.   {ERE, "\\b([A]|[!]|.B)", "!CB", 0, 1},
    196. 

  196.   {ERE, "\\b([A]|[!]|.B)", "D,B", 0, 1},
    197. 

  197.   {ERE, "\\b([A]|[!]|.B)", "!.C", 0, -1},
    198. 

  198.   {ERE, "\\b([A]|[!]|.B)", "BCB", 0, -1},
    199. 

  199.   {ERE, "([A]|\\b)([A]|[B]|[C])", "DAAD", 0, 1},
    200. 

  200.   {ERE, "([A]|\\b)([A]|[B]|[C])", "DABD", 0, 1},
    201. 

  201.   {ERE, "([A]|\\b)([A]|[B]|[C])", "AD", 0, 0},
    202. 

  202.   {ERE, "([A]|\\b)([A]|[B]|[C])", "C!", 0, 0},
    203. 

  203.   {ERE, "([A]|\\b)([A]|[B]|[C])", "D,B", 0, 2},
    204. 

  204.   {ERE, "([A]|\\b)([A]|[B]|[C])", "DA?A", 0, 3},
    205. 

  205.   {ERE, "([A]|\\b)([A]|[B]|[C])", "BBC", 0, 0},
    206. 

  206.   {ERE, "([A]|\\b)([A]|[B]|[C])", "DA", 0, -1},
    207. 

  207.   {ERE, "([!]|\\b)([!]|[=]|[~])", "A!=\\", 0, 1},
    208. 

  208.   {ERE, "([!]|\\b)([!]|[=]|[~])", "/!=A", 0, 1},
    209. 

  209.   {ERE, "([!]|\\b)([!]|[=]|[~])", "A=A", 0, 1},
    210. 

  210.   {ERE, "([!]|\\b)([!]|[=]|[~])", "==!=", 0, 2},
    211. 

  211.   {ERE, "([!]|\\b)([!]|[=]|[~])", "==C~", 0, 3},
    212. 

  212.   {ERE, "([!]|\\b)([!]|[=]|[~])", "=~=", 0, -1},
    213. 

  213.   {ERE, "([!]|\\b)([!]|[=]|[~])", "~!", 0, -1},
    214. 

  214.   {ERE, "([!]|\\b)([!]|[=]|[~])", "~=~", 0, -1},
    215. 

  215.   {ERE, "\\<([A]|[!]|.B)", "A=AC", 0, 0},
    216. 

  216.   {ERE, "\\<([A]|[!]|.B)", "=AC", 0, 1},
    217. 

  217.   {ERE, "\\<([A]|[!]|.B)", "!AC", 0, 1},
    218. 

  218.   {ERE, "\\<([A]|[!]|.B)", "=AB", 0, 1},
    219. 

  219.   {ERE, "\\<([A]|[!]|.B)", "=CB", 0, 1},
    220. 

  220.   {ERE, "\\<([A]|[!]|.B)", "!CB", 0, 1},
    221. 

  221.   {ERE, "\\<([A]|[!]|.B)", "DA!C", 0, -1},
    222. 

  222.   {ERE, "\\<([A]|[!]|.B)", "D,B", 0, -1},
    223. 

  223.   {ERE, "\\<([A]|[!]|.B)", "!.C", 0, -1},
    224. 

  224.   {ERE, "\\<([A]|[!]|.B)", "BCB", 0, -1},
    225. 

  225.   {ERE, "([A]|\\<)([A]|[B]|[C])", "DAAD", 0, 1},
    226. 

  226.   {ERE, "([A]|\\<)([A]|[B]|[C])", "DABD", 0, 1},
    227. 

  227.   {ERE, "([A]|\\<)([A]|[B]|[C])", "AD", 0, 0},
    228. 

  228.   {ERE, "([A]|\\<)([A]|[B]|[C])", "C!", 0, 0},
    229. 

  229.   {ERE, "([A]|\\<)([A]|[B]|[C])", "D,B", 0, 2},
    230. 

  230.   {ERE, "([A]|\\<)([A]|[B]|[C])", "DA?A", 0, 3},
    231. 

  231.   {ERE, "([A]|\\<)([A]|[B]|[C])", "BBC", 0, 0},
    232. 

  232.   {ERE, "([A]|\\<)([A]|[B]|[C])", "DA", 0, -1},
    233. 

  233.   {ERE, "([!]|\\<)([!=]|[~])", "A!=\\", 0, 1},
    234. 

  234.   {ERE, "([!]|\\<)([!=]|[~])", "/!=A", 0, 1},
    235. 

  235.   {ERE, "([!]|\\<)([!=]|[~])", "==!=", 0, 2},
    236. 

  236.   {ERE, "([!]|\\<)([!=]|[~])", "==C~", 0, -1},
    237. 

  237.   {ERE, "([!]|\\<)([!=]|[~])", "A=A", 0, -1},
    238. 

  238.   {ERE, "([!]|\\<)([!=]|[~])", "=~=", 0, -1},
    239. 

  239.   {ERE, "([!]|\\<)([!=]|[~])", "~!", 0, -1},
    240. 

  240.   {ERE, "([!]|\\<)([!=]|[~])", "~=~", 0, -1},
    241. 

  241.   {ERE, "(\\<|[A].)[ABC]", "AC", 0, 0},
    242. 

  242.   {ERE, "(\\<|[A].)[ABC]", "=A", 0, 1},
    243. 

  243.   {ERE, "(\\<|[A].)[ABC]", "DACC", 0, 1},
    244. 

  244.   {ERE, "(\\<|[A].)[A~C]", "AC", 0, 0},
    245. 

  245.   {ERE, "(\\<|[A].)[A~C]", "=A", 0, 1},
    246. 

  246.   {ERE, "(\\<|[A].)[A~C]", "DACC", 0, 1},
    247. 

  247.   {ERE, "(\\<|[A].)[A~C]", "B!A=", 0, 2},
    248. 

  248.   {ERE, "(\\<|[A].)[A~C]", "B~C", 0, 2},
    249. 

  249.   {ERE, "^[^A]*\\bB", "==B", 0, 0},
    250. 

  250.   {ERE, "^[^A]*\\bB", "CBD!=B", 0, 0},
    251. 

  251.   {ERE, "[^A]*\\bB", "==B", 2, 2}
    252. 

  252. };
    253. 

  253. 

  254. int
    255. 

  255. do_one_test (const struct test_s *test, const char *fail)
    256. 

  256. {
    257. 

  257.   int res;
    258. 

  258.   const char *err;
    259. 

  259.   struct re_pattern_buffer regbuf;
    260. 

  260. 

  261.   re_set_syntax (test->syntax);
    262. 

  262.   memset (&regbuf, '\0', sizeof (regbuf));
    263. 

  263.   err = re_compile_pattern (test->pattern, strlen (test->pattern),
    264. 

  264. 			    &regbuf);
    265. 

  265.   if (err != NULL)
    266. 

  266.     {
    267. 

  267.       printf ("%sre_compile_pattern \"%s\" failed: %s\n", fail, test->pattern,
    268. 

  268. 	      err);
    269. 

  269.       return 1;
    270. 

  270.     }
    271. 

  271. 

  272.   res = re_search (&regbuf, test->string, strlen (test->string),
    273. 

  273. 		   test->start, strlen (test->string) - test->start, NULL);
    274. 

  274.   if (res != test->res)
    275. 

  275.     {
    276. 

  276.       printf ("%sre_search \"%s\" \"%s\" failed: %d (expected %d)\n",
    277. 

  277. 	      fail, test->pattern, test->string, res, test->res);
    278. 

  278.       regfree (&regbuf);
    279. 

  279.       return 1;
    280. 

  280.     }
    281. 

  281. 

  282.   if (test->res > 0 && test->start == 0)
    283. 

  283.     {
    284. 

  284.       res = re_search (&regbuf, test->string, strlen (test->string),
    285. 

  285. 		       test->res, strlen (test->string) - test->res, NULL);
    286. 

  286.       if (res != test->res)
    287. 

  287. 	{
    288. 

  288. 	  printf ("%sre_search from expected \"%s\" \"%s\" failed: %d (expected %d)\n",
    289. 

  289. 		  fail, test->pattern, test->string, res, test->res);
    290. 

  290. 	  regfree (&regbuf);
    291. 

  291. 	  return 1;
    292. 

  292. 	}
    293. 

  293.     }
    294. 

  294. 

  295.   regfree (&regbuf);
    296. 

  296.   return 0;
    297. 

  297. }
    298. 

  298. 

  299. static char *
    300. 

  300. replace (char *p, char c)
    301. 

  301. {
    302. 

  302.   switch (c)
    303. 

  303.     {
    304. 

  304.       /* A -> A" */
    305. 

  305.       case 'A': *p++ = '\xc3'; *p++ = '\x84'; break;
    306. 

  306.       /* B -> O" */
    307. 

  307.       case 'B': *p++ = '\xc3'; *p++ = '\x96'; break;
    308. 

  308.       /* C -> U" */
    309. 

  309.       case 'C': *p++ = '\xc3'; *p++ = '\x9c'; break;
    310. 

  310.       /* D -> a" */
    311. 

  311.       case 'D': *p++ = '\xc3'; *p++ = '\xa4'; break;
    312. 

  312.       /* ! -> MULTIPLICATION SIGN */
    313. 

  313.       case '!': *p++ = '\xc3'; *p++ = '\x97'; break;
    314. 

  314.       /* = -> EM DASH */
    315. 

  315.       case '=': *p++ = '\xe2'; *p++ = '\x80'; *p++ = '\x94'; break;
    316. 

  316.       /* ~ -> MUSICAL SYMBOL HALF NOTE */
    317. 

  317.       case '~': *p++ = '\xf0'; *p++ = '\x9d'; *p++ = '\x85'; *p++ = '\x9e';
    318. 

  318.       break;
    319. 

  319.     }
    320. 

  320.   return p;
    321. 

  321. }
    322. 

  322. 

  323. int
    324. 

  324. do_mb_tests (const struct test_s *test)
    325. 

  325. {
    326. 

  326.   int i, j;
    327. 

  327.   struct test_s t;
    328. 

  328.   const char *const chars = "ABCD!=~";
    329. 

  329.   char repl[8], *p;
    330. 

  330.   char pattern[strlen (test->pattern) * 4 + 1];
    331. 

  331.   char string[strlen (test->string) * 4 + 1];
    332. 

  332.   char fail[8 + sizeof ("UTF-8 ")];
    333. 

  333. 

  334.   t = *test;
    335. 

  335.   t.pattern = pattern;
    336. 

  336.   t.string = string;
    337. 

  337.   strcpy (fail, "UTF-8 ");
    338. 

  338.   for (i = 1; i < 128; ++i)
    339. 

  339.     {
    340. 

  340.       p = repl;
    341. 

  341.       for (j = 0; j < 7; ++j)
    342. 

  342. 	if (i & (1 << j))
    343. 

  343. 	  {
    344. 

  344. 	    if (!strchr (test->pattern, chars[j])
    345. 

  345. 		&& !strchr (test->string, chars[j]))
    346. 

  346. 	      break;
    347. 

  347. 	    *p++ = chars[j];
    348. 

  348. 	  }
    349. 

  349.       if (j < 7)
    350. 

  350. 	continue;
    351. 

  351.       *p = '\0';
    352. 

  352. 

  353.       for (j = 0, p = pattern; test->pattern[j]; ++j)
    354. 

  354. 	if (strchr (repl, test->pattern[j]))
    355. 

  355. 	  p = replace (p, test->pattern[j]);
    356. 

  356. 	else if (test->pattern[j] == '\\' && test->pattern[j + 1])
    357. 

  357. 	  {
    358. 

  358. 	    *p++ = test->pattern[j++];
    359. 

  359. 	    *p++ = test->pattern[j];
    360. 

  360. 	  }
    361. 

  361. 	else
    362. 

  362. 	  *p++ = test->pattern[j];
    363. 

  363.       *p = '\0';
    364. 

  364. 

  365.       t.start = test->start;
    366. 

  366.       t.res = test->res;
    367. 

  367. 

  368.       for (j = 0, p = string; test->string[j]; ++j)
    369. 

  369. 	if (strchr (repl, test->string[j]))
    370. 

  370. 	  {
    371. 

  371. 	    char *d = replace (p, test->string[j]);
    372. 

  372. 	    if (test->start > j)
    373. 

  373. 	      t.start += d - p - 1;
    374. 

  374. 	    if (test->res > j)
    375. 

  375. 	      t.res += d - p - 1;
    376. 

  376. 	    p = d;
    377. 

  377. 	  }
    378. 

  378. 	else
    379. 

  379. 	  *p++ = test->string[j];
    380. 

  380.       *p = '\0';
    381. 

  381. 

  382.       p = stpcpy (fail + strlen ("UTF-8 "), repl);
    383. 

  383.       *p++ = ' ';
    384. 

  384.       *p = '\0';
    385. 

  385. 

  386.       if (do_one_test (&t, fail))
    387. 

  387. 	return 1;
    388. 

  388.     }
    389. 

  389.   return 0;
    390. 

  390. }
    391. 

  391. 

  392. int
    393. 

  393. main (void)
    394. 

  394. {
    395. 

  395.   size_t i;
    396. 

  396.   int ret = 0;
    397. 

  397. 

  398.   mtrace ();
    399. 

  399. 

  400.   for (i = 0; i < sizeof (tests) / sizeof (tests[0]); ++i)
    401. 

  401.     {
    402. 

  402.       if (setlocale (LC_ALL, "de_DE.ISO-8859-1") == NULL)
    403. 

  403. 	{
    404. 

  404. 	  puts ("setlocale de_DE.ISO-8859-1 failed");
    405. 

  405. 	  ret = 1;
    406. 

  406. 	}
    407. 

  407.       ret |= do_one_test (&tests[i], "");
    408. 

  408.       if (setlocale (LC_ALL, "de_DE.UTF-8") == NULL)
    409. 

  409. 	{
    410. 

  410. 	  puts ("setlocale de_DE.UTF-8 failed");
    411. 

  411. 	  ret = 1;
    412. 

  412. 	}
    413. 

  413.       ret |= do_one_test (&tests[i], "UTF-8 ");
    414. 

  414.       ret |= do_mb_tests (&tests[i]);
    415. 

  415.     }
    416. 

  416. 

  417.   return ret;
    418. 

  418. }
    419. 

  419.