X-Git-Url: http://git.linux-vserver.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=lib_internal%2Ffilecfg-iteratemultiline.c;fp=lib_internal%2Ffilecfg-iteratemultiline.c;h=c51bd7634f121c84cf09369084836cea6a689a72;hb=9c78378bebc1a9f3d400f422df8ede9efea57dea;hp=0000000000000000000000000000000000000000;hpb=faa778968d1a7dfeaebc9fe4b847e691dc62fd15;p=util-vserver.git diff --git a/lib_internal/filecfg-iteratemultiline.c b/lib_internal/filecfg-iteratemultiline.c new file mode 100644 index 0000000..c51bd76 --- /dev/null +++ b/lib_internal/filecfg-iteratemultiline.c @@ -0,0 +1,56 @@ +// $Id$ --*- c -*-- + +// Copyright (C) 2004 Enrico Scholz +// +// This program is free software; you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation; version 2 of the License. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program; if not, write to the Free Software +// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + +#ifdef HAVE_CONFIG_H +# include +#endif + +#include "filecfg.h" +#include + +bool +FileCfg_iterateOverMultiLine(char const *str, + FileCfg_MultiLineHandler handler, + void *data) +{ + char const *ptr = str; + size_t line_nr = 1; + + while (*ptr!='\0') { + while (*ptr==' ' || *ptr=='\t') ++ptr; // left-trim line + + char const *eol = strchr(ptr, '\n'); + if (eol==0) eol=ptr+strlen(ptr); // handle unterminated lines + + if (*ptr!='#') { // skip commented lines + size_t len = eol-ptr; + while (len>0 && (ptr[len-1]==' ' || ptr[len-1]=='\t')) + --len; // right-trim line + + // handle only non-empty lines + if (len>0 && !(*handler)(data, ptr, len)) + return false; // some parsing-error occured... + } + + ++line_nr; + ptr = eol; + if (*ptr) ++ptr; + } + + return true; +}