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Outline
#include "argtable3.h"
#include "argtable3_private.h"
#include <stdlib.h>
arg_lit_resetfn(struct arg_lit *)
arg_lit_scanfn(struct arg_lit *, const char *)
arg_lit_checkfn(struct arg_lit *)
arg_lit_errorfn(struct arg_lit *, arg_dstr_t, int, const char *, const char *)
arg_lit0(const char *, const char *, const char *)
arg_lit1(const char *, const char *, const char *)
arg_litn(const char *, const char *, int, int, const char *)
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SourceVuESP-IDF Framework and ExamplesESP-IDFcomponents/console/argtable3/arg_lit.c
 
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/* * SPDX-FileCopyrightText: 1998-2001,2003-2011,2013 Stewart Heitmann * * SPDX-License-Identifier: BSD-3-Clause *//* ... */ /******************************************************************************* * arg_lit: Implements the literature command-line option * * This file is part of the argtable3 library. * * Copyright (C) 1998-2001,2003-2011,2013 Stewart Heitmann * <sheitmann@users.sourceforge.net> * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * Neither the name of STEWART HEITMANN nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL STEWART HEITMANN BE LIABLE FOR ANY DIRECT, * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. ******************************************************************************//* ... */ #include "argtable3.h" #ifndef ARG_AMALGAMATION #include "argtable3_private.h" #endif #include <stdlib.h> static void arg_lit_resetfn(struct arg_lit* parent) { ARG_TRACE(("%s:resetfn(%p)\n", __FILE__, parent)); parent->count = 0; }{ ... } static int arg_lit_scanfn(struct arg_lit* parent, const char* argval) { int errorcode = 0; if (parent->count < parent->hdr.maxcount) parent->count++; else errorcode = ARG_ERR_MAXCOUNT; ARG_TRACE(("%s:scanfn(%p,%s) returns %d\n", __FILE__, parent, argval, errorcode)); return errorcode; }{ ... } static int arg_lit_checkfn(struct arg_lit* parent) { int errorcode = (parent->count < parent->hdr.mincount) ? ARG_ERR_MINCOUNT : 0; ARG_TRACE(("%s:checkfn(%p) returns %d\n", __FILE__, parent, errorcode)); return errorcode; }{ ... } static void arg_lit_errorfn(struct arg_lit* parent, arg_dstr_t ds, 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 ARG_ERR_MINCOUNT: arg_dstr_catf(ds, "%s: missing option ", progname); arg_print_option_ds(ds, shortopts, longopts, datatype, "\n"); arg_dstr_cat(ds, "\n"); break; ... case ARG_ERR_MAXCOUNT: arg_dstr_catf(ds, "%s: extraneous option ", progname); arg_print_option_ds(ds, shortopts, longopts, datatype, "\n"); break;... }{...} ARG_TRACE(("%s:errorfn(%p, %p, %d, %s, %s)\n", __FILE__, parent, ds, errorcode, argval, progname)); }{ ... } 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*)xmalloc(sizeof(struct arg_lit)); /* 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*)arg_lit_resetfn; result->hdr.scanfn = (arg_scanfn*)arg_lit_scanfn; result->hdr.checkfn = (arg_checkfn*)arg_lit_checkfn; result->hdr.errorfn = (arg_errorfn*)arg_lit_errorfn; /* init local variables */ result->count = 0; ARG_TRACE(("arg_litn() returns %p\n", result)); return result; }{ ... }
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