root/trunk/lib_internal/filecfg-iteratemultiline.c
| Revision 1763, 1.6 kB (checked in by ensc, 4 years ago) | |
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| 1 | // $Id$ --*- c -*-- |
| 2 | |
| 3 | // Copyright (C) 2004 Enrico Scholz <enrico.scholz@informatik.tu-chemnitz.de> |
| 4 | // |
| 5 | // This program is free software; you can redistribute it and/or modify |
| 6 | // it under the terms of the GNU General Public License as published by |
| 7 | // the Free Software Foundation; version 2 of the License. |
| 8 | // |
| 9 | // This program is distributed in the hope that it will be useful, |
| 10 | // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | // GNU General Public License for more details. |
| 13 | // |
| 14 | // You should have received a copy of the GNU General Public License |
| 15 | // along with this program; if not, write to the Free Software |
| 16 | // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| 17 | |
| 18 | |
| 19 | #ifdef HAVE_CONFIG_H |
| 20 | # include <config.h> |
| 21 | #endif |
| 22 | |
| 23 | #include "filecfg.h" |
| 24 | #include <string.h> |
| 25 | |
| 26 | bool |
| 27 | FileCfg_iterateOverMultiLine(char const *str, |
| 28 | FileCfg_MultiLineHandler handler, |
| 29 | void *data) |
| 30 | { |
| 31 | char const *ptr = str; |
| 32 | size_t line_nr = 1; |
| 33 | |
| 34 | while (*ptr!='\0') { |
| 35 | while (*ptr==' ' || *ptr=='\t') ++ptr; // left-trim line |
| 36 | |
| 37 | char const *eol = strchr(ptr, '\n'); |
| 38 | if (eol==0) eol=ptr+strlen(ptr); // handle unterminated lines |
| 39 | |
| 40 | if (*ptr!='#') { // skip commented lines |
| 41 | size_t len = eol-ptr; |
| 42 | while (len>0 && (ptr[len-1]==' ' || ptr[len-1]=='\t')) |
| 43 | --len; // right-trim line |
| 44 | |
| 45 | // handle only non-empty lines |
| 46 | if (len>0 && !(*handler)(data, ptr, len)) |
| 47 | return false; // some parsing-error occured... |
| 48 | } |
| 49 | |
| 50 | ++line_nr; |
| 51 | ptr = eol; |
| 52 | if (*ptr) ++ptr; |
| 53 | } |
| 54 | |
| 55 | return true; |
| 56 | } |
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