73 lines
1.3 KiB
C
73 lines
1.3 KiB
C
/******************************************************************************
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*
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* Copyright (c) 2017-2019 by Löwenware Ltd
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* Please, refer LICENSE file for legal information
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*
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******************************************************************************/
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/**
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* @file option.c
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* @author Ilja Kartašov <ik@lowenware.com>
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* @brief
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*
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* @see https://lowenware.com/
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include "option.h"
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uint32_t g_options = 0;
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const char *g_format = NULL;
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const char *g_source = NULL;
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const char *g_target = NULL;
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static void
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option_set_command(int command)
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{
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if (!(g_options & 0xFF)) {
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g_options |= command;
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}
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}
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int
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option_read_args(int argc, char **argv)
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{
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int i;
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char c = 0;
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for (i = 1; i < argc; i++) {
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switch (c) {
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case 'f':
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g_format = argv[i];
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break;
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default:
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if (strcmp(argv[i], "-f") == 0) {
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c = 'f';
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} else if (!strncmp(argv[i], "--format=", 9)) {
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g_format = &argv[i][9];
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} else if (!strcmp(argv[i], "-h") || !strcmp(argv[i], "--help")) {
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g_options |= OPTION_FLAG_HELP;
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} else if (!strcmp(argv[i], "compose")) {
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option_set_command(OPTION_COMMAND_COMPOSE);
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} else {
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return i;
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}
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continue;
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}
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c = 0;
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}
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if (c) {
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fprintf(stderr, "No value for -%c argument", c);
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return -1;
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}
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return i - 1;
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}
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