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[/] [openrisc/] [trunk/] [or1ksim/] [argtable2/] [arg_lit.c] - Rev 416
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/********************************************************************* This file is part of the argtable2 library. Copyright (C) 1998-2001,2003-2008 Stewart Heitmann sheitmann@users.sourceforge.net The argtable2 library is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This software 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 Library General Public License for more details. You should have received a copy of the GNU Library General Public License along with this library; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. **********************************************************************/ /* config.h must be included before anything else */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #ifdef HAVE_STDLIB_H #include <stdlib.h> #endif #include "argtable2.h" /* local error codes */ enum {EMINCOUNT=1,EMAXCOUNT}; static void resetfn(struct arg_lit *parent) { /*printf("%s:resetfn(%p)\n",__FILE__,parent);*/ parent->count = 0; } static int scanfn(struct arg_lit *parent, const char *argval) { int errorcode = 0; if (parent->count < parent->hdr.maxcount ) parent->count++; else errorcode = EMAXCOUNT; /*printf("%s:scanfn(%p,%s) returns %d\n",__FILE__,parent,argval,errorcode);*/ return errorcode; } static int checkfn(struct arg_lit *parent) { int errorcode = (parent->count < parent->hdr.mincount) ? EMINCOUNT : 0; /*printf("%s:checkfn(%p) returns %d\n",__FILE__,parent,errorcode);*/ return errorcode; } static void errorfn(struct arg_lit *parent, FILE *fp, int errorcode, const char *argval, const char *progname) { const char *shortopts = parent->hdr.shortopts; const char *longopts = parent->hdr.longopts; const char *datatype = parent->hdr.datatype; switch(errorcode) { case EMINCOUNT: fprintf(fp,"%s: missing option ",progname); arg_print_option(fp,shortopts,longopts,datatype,"\n"); fprintf(fp,"\n"); break; case EMAXCOUNT: fprintf(fp,"%s: extraneous option ",progname); arg_print_option(fp,shortopts,longopts,datatype,"\n"); break; } } struct arg_lit* arg_lit0(const char* shortopts, const char* longopts, const char* glossary) {return arg_litn(shortopts,longopts,0,1,glossary);} struct arg_lit* arg_lit1(const char* shortopts, const char* longopts, const char* glossary) {return arg_litn(shortopts,longopts,1,1,glossary);} struct arg_lit* arg_litn(const char* shortopts, const char* longopts, int mincount, int maxcount, const char *glossary) { struct arg_lit *result; /* foolproof things by ensuring maxcount is not less than mincount */ maxcount = (maxcount<mincount) ? mincount : maxcount; result = (struct arg_lit*)malloc(sizeof(struct arg_lit)); if (result) { /* init the arg_hdr struct */ result->hdr.flag = 0; result->hdr.shortopts = shortopts; result->hdr.longopts = longopts; result->hdr.datatype = NULL; result->hdr.glossary = glossary; result->hdr.mincount = mincount; result->hdr.maxcount = maxcount; result->hdr.parent = result; result->hdr.resetfn = (arg_resetfn*)resetfn; result->hdr.scanfn = (arg_scanfn*)scanfn; result->hdr.checkfn = (arg_checkfn*)checkfn; result->hdr.errorfn = (arg_errorfn*)errorfn; /* init local variables */ result->count = 0; } /*printf("arg_litn() returns %p\n",result);*/ return result; }
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