ceph/src/boost/libs/regex/test/c_compiler_checks/posix_api_check.c

   1 /*
   2  *
   3  * Copyright (c) 1998-2002
   4  * John Maddock
   5  *
   6  * Use, modification and distribution are subject to the
   7  * Boost Software License, Version 1.0. (See accompanying file
   8  * LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   9  *
  10  */
  11
  12  /*
  13   *   LOCATION:    see http://www.boost.org for most recent version.
  14   *   FILE         posix_api_compiler_check.c
  15   *   VERSION      see <boost/version.hpp>
  16   *   DESCRIPTION: Verify that POSIX API calls compile: note this is a compile
  17   *                time check only.
  18   */
  19
  20 #include <stdio.h>
  21 #include <string.h>
  22 #include <assert.h>
  23 #include <boost/regex.h>
  24
  25 const char* expression = "^";
  26 const char* text = "\n      ";
  27 regmatch_t matches[1];
  28 int flags = REG_EXTENDED | REG_BASIC | REG_NOSPEC | REG_ICASE | REG_NOSUB |
  29             REG_NEWLINE | REG_PEND | REG_NOCOLLATE | REG_ESCAPE_IN_LISTS |
  30             REG_NEWLINE_ALT | REG_PERL | REG_AWK | REG_GREP | REG_EGREP;
  31
  32
  33 int main()
  34 {
  35    regex_tA re;
  36    int result;
  37    result = regcompA(&re, expression, REG_AWK);
  38    if(result > (int)REG_NOERROR)
  39    {
  40       char buf[256];
  41       regerrorA(result, &re, buf, sizeof(buf));
  42       printf(buf);
  43       return result;
  44    }
  45    assert(re.re_nsub == 0);
  46    matches[0].rm_so = 0;
  47    matches[0].rm_eo = strlen(text);
  48    result = regexecA(&re, text, 1, matches, REG_NOTBOL | REG_NOTEOL | REG_STARTEND);
  49    if(result > (int)REG_NOERROR)
  50    {
  51       char buf[256];
  52       regerrorA(result, &re, buf, sizeof(buf));
  53       printf(buf);
  54       regfreeA(&re);
  55       return result;
  56    }
  57    assert((matches[0].rm_so == matches[0].rm_eo) && (matches[0].rm_eo == 1));
  58    regfreeA(&re);
  59    printf("no errors found\n");
  60    return 0;
  61 }
  62
  63
  64