source: gsdl/trunk/lib/gsdltools.h@ 15679

Last change on this file since 15679 was 8727, checked in by kjdon, 19 years ago

added some changes made by Emanuel Dejanu (Simple Words)

  • Property svn:keywords set to Author Date Id Revision
File size: 2.7 KB
Line 
1/**********************************************************************
2 *
3 * gsdltools.h --
4 * A component of the Greenstone digital library software
5 * from the New Zealand Digital Library Project at the
6 * University of Waikato, New Zealand.
7 *
8 * Copyright (C) 1999 The New Zealand Digital Library Project
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 *
24 *********************************************************************/
25
26
27#ifndef GSDLTOOLS_H
28#define GSDLTOOLS_H
29
30// don't actually use this but some windows
31// versions of STL complain about use of
32// bool keyword without it
33#include "text_t.h"
34
35// returns true if machine is little endian
36bool littleEndian();
37
38// escapes '\' and '_' characters with '\'
39// note that single '\' characters occurring
40// naturally within text (or filenames!!) will
41// be removed by the dm macro language
42text_t dm_safe (const text_t &instring);
43
44// escapes "\", "'" and "_" characters with '\'
45// note that single '\' characters occurring
46// naturally within text (or filenames!!) will
47// be removed by the dm macro language
48//WARNING: instring will be appended to outstring
49// so is your responsability to clean the outstring
50// before call this function;
51void dm_js_safe(const text_t &instring, text_t &outstring);
52inline text_t dm_js_safe (const text_t &instring) {text_t outstring; dm_js_safe(instring, outstring); return outstring;}
53
54// gsdl_system creates a new process for the cmd command (which
55// may contain arguments).
56// cmd should contain the full path of the program to run.
57// The child process inherits the environment of the calling
58// process.
59// If sync is true a synchronous call will be made, otherwise
60// an asyncronous call.
61// If sync is true the return value will be the exit code of
62// the child process or -1 if the child process wasn't started.
63// If sync is false the return value will be 0 if the process
64// was started ok or -1 if it failed.
65int gsdl_system (const text_t &cmd, bool sync, ostream &logout);
66
67// attempts to work out if perl is functional
68bool perl_ok (ostream &logout);
69
70#endif
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