2 Read a line with backslash continuations.
4 Copyright (C) 1992 Ian Lance Taylor
6 This file is part of the Taylor UUCP uuconf library.
8 This library is free software; you can redistribute it and/or
9 modify it under the terms of the GNU Library General Public License
10 as published by the Free Software Foundation; either version 2 of
11 the License, or (at your option) any later version.
13 This library is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 Library General Public License for more details.
18 You should have received a copy of the GNU Library General Public
19 License along with this library; if not, write to the Free Software
20 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
22 The author of the program may be contacted at ian@airs.com or
23 c/o Cygnus Support, 48 Grove Street, Somerville, MA 02144.
29 const char _uuconf_ugtlin_rcsid[] = "$FreeBSD$";
32 /* Read a line from a file with backslash continuations. This updates
33 the qglobal->ilineno count for each additional line it reads. */
36 _uuconf_getline (qglobal, pzline, pcline, e)
37 struct sglobal *qglobal;
56 cchars = getline (pzline, pcline, e);
58 cchars = getline (&zline, &cline, e);
62 free ((pointer) zline);
73 if (*pcline <= ctot + cchars)
78 znew = (char *) realloc ((pointer) *pzline,
79 (size_t) (ctot + cchars + 1));
81 znew = (char *) malloc ((size_t) (ctot + cchars + 1));
84 free ((pointer) zline);
88 *pcline = ctot + cchars + 1;
91 memcpy ((pointer) ((*pzline) + ctot), (pointer) zline,
92 (size_t) (cchars + 1));
97 || (*pzline)[ctot - 1] != '\n'
98 || (*pzline)[ctot - 2] != '\\')
101 free ((pointer) zline);
108 (*pzline)[ctot] = '\0';