src/arguments.c

Sat, 04 Jul 2026 12:09:37 +0200

author
Mike Becker <universe@uap-core.de>
date
Sat, 04 Jul 2026 12:09:37 +0200
changeset 102
665b60727a89
parent 99
094eff4cfc03
child 103
31fa205db85a
permissions
-rw-r--r--

improve code and increase const-correctness

relates to #917

/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. 
 * Copyright 2018 Mike Becker. All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 
 * 1. Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 * 
 * 2. 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.
 * 
 * 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 THE COPYRIGHT HOLDER OR CONTRIBUTORS 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 "arguments.h"

int checkArgument(const char *arg, const char *expected) {
  size_t len = strlen(expected);
  int ret = 0;

  if (arg[0] == '-') {
    if (arg[1] != '-') {
      for (size_t t = 0 ; t < len ; t++) {
        ret |= (strchr(arg, expected[t])?1:0) << t;
      }
    }
  }

  return ret;
}

bool registerArgument(int *reg, int mask) {
  bool ret = (*reg & mask) > 0;
  *reg |= mask;
  return ret;
}

bool checkParamOpt(int *paropt) {
  bool ret = *paropt == 0;
  *paropt = 1;
  return ret;
}

void parseCSL(const char *csl, string_list *list) {
  if (csl != NULL) {
    char *buf = strdup(csl);
    char *finder = strtok(buf, ",");
    while (finder != NULL) {
      add_string(list, finder);
      finder = strtok(NULL, ",");
    }
    free(buf);
  }
}

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