1 | /**********************************************************************
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2 | *
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3 | * gsdltools.cpp --
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4 | * A component of the Greenstone digital library software
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5 | * from the New Zealand Digital Library Project at the
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6 | * University of Waikato, New Zealand.
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7 | *
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8 | * Copyright (C) 1999 The New Zealand Digital Library Project
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9 | *
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10 | * This program is free software; you can redistribute it and/or modify
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11 | * it under the terms of the GNU General Public License as published by
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12 | * the Free Software Foundation; either version 2 of the License, or
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13 | * (at your option) any later version.
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14 | *
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15 | * This program is distributed in the hope that it will be useful,
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16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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18 | * GNU General Public License for more details.
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19 | *
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20 | * You should have received a copy of the GNU General Public License
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21 | * along with this program; if not, write to the Free Software
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22 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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23 | *
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24 | *********************************************************************/
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25 |
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26 | #include "gsdltools.h"
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27 |
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28 | bool littleEndian() {
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29 | char s[2] = {'\xFE', '\xEF'};
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30 |
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31 | if (sizeof(unsigned short) == 2)
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32 | return *(unsigned short*)s == 0xEFFE;
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33 | else if (sizeof(unsigned int) == 2)
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34 | return *(unsigned int*)s == 0xEFFE;
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35 | }
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36 |
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37 | text_t dm_safe (const text_t &instring) {
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38 |
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39 | text_t outstring;
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40 | text_t::const_iterator here = instring.begin();
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41 | text_t::const_iterator end = instring.end();
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42 | while (here != end) {
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43 | if (*here == '_' || *here == '\\') outstring.push_back('\\');
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44 | outstring.push_back(*here);
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45 | here ++;
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46 | }
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47 | return outstring;
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48 | }
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49 |
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50 | // gsdl_system spawns a completely separate program (i.e. the calling
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51 | // program continues and terminates normally). Arguments containing special
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52 | // characters (e.g. '&') should be quoted with ""
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53 |
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54 | // on unix systems youcan get the same effext as this function by doing a
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55 | // system call and putting the spawned process in the background
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56 | // (e.g. system (funcname options &);
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57 |
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58 | #if defined (__WIN32__)
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59 | #include <windows.h>
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60 | void gsdl_system (char *cmd, ostream &logout) {
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61 |
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62 | STARTUPINFO ps = {sizeof(STARTUPINFO), NULL, NULL, NULL,
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63 | 0, 0, 0, 0, 0, 0,
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64 | 0, 0,
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65 | 0, 0, NULL,
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66 | NULL, NULL, NULL};
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67 | PROCESS_INFORMATION pi;
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68 | BOOL res = CreateProcess(NULL,
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69 | cmd,
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70 | NULL,
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71 | NULL,
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72 | FALSE,
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73 | DETACHED_PROCESS,
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74 | NULL,
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75 | NULL,
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76 | &ps,
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77 | &pi);
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78 | if (!res) {
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79 | logout << "Failed to start " << cmd << " process, error code " << GetLastError();
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80 | }
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81 |
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82 | CloseHandle(pi.hProcess);
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83 | CloseHandle(pi.hThread);
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84 | }
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85 |
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86 | #endif
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