1 /* 2 * Copyright (c) 2015, ARM Limited and Contributors. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are met: 6 * 7 * Redistributions of source code must retain the above copyright notice, this 8 * list of conditions and the following disclaimer. 9 * 10 * Redistributions in binary form must reproduce the above copyright notice, 11 * this list of conditions and the following disclaimer in the documentation 12 * and/or other materials provided with the distribution. 13 * 14 * Neither the name of ARM nor the names of its contributors may be used 15 * to endorse or promote products derived from this software without specific 16 * prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28 * POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #include <assert.h> 32 #include <getopt.h> 33 #include <stddef.h> 34 #include <stdlib.h> 35 #include <cmd_opt.h> 36 #include "debug.h" 37 38 /* Command line options */ 39 static struct option long_opt[CMD_OPT_MAX_NUM+1]; 40 static const char *help_msg[CMD_OPT_MAX_NUM+1]; 41 static int num_reg_opt; 42 43 void cmd_opt_add(const cmd_opt_t *cmd_opt) 44 { 45 assert(cmd_opt != NULL); 46 47 if (num_reg_opt >= CMD_OPT_MAX_NUM) { 48 ERROR("Out of memory. Please increase CMD_OPT_MAX_NUM\n"); 49 exit(1); 50 } 51 52 long_opt[num_reg_opt].name = cmd_opt->long_opt.name; 53 long_opt[num_reg_opt].has_arg = cmd_opt->long_opt.has_arg; 54 long_opt[num_reg_opt].flag = 0; 55 long_opt[num_reg_opt].val = cmd_opt->long_opt.val; 56 57 help_msg[num_reg_opt] = cmd_opt->help_msg; 58 59 num_reg_opt++; 60 } 61 62 const struct option *cmd_opt_get_array(void) 63 { 64 return long_opt; 65 } 66 67 const char *cmd_opt_get_name(int idx) 68 { 69 if (idx >= num_reg_opt) { 70 return NULL; 71 } 72 73 return long_opt[idx].name; 74 } 75 76 const char *cmd_opt_get_help_msg(int idx) 77 { 78 if (idx >= num_reg_opt) { 79 return NULL; 80 } 81 82 return help_msg[idx]; 83 } 84