1*b1cdbd2cSJim Jagielski /************************************************************** 2*b1cdbd2cSJim Jagielski * 3*b1cdbd2cSJim Jagielski * Licensed to the Apache Software Foundation (ASF) under one 4*b1cdbd2cSJim Jagielski * or more contributor license agreements. See the NOTICE file 5*b1cdbd2cSJim Jagielski * distributed with this work for additional information 6*b1cdbd2cSJim Jagielski * regarding copyright ownership. The ASF licenses this file 7*b1cdbd2cSJim Jagielski * to you under the Apache License, Version 2.0 (the 8*b1cdbd2cSJim Jagielski * "License"); you may not use this file except in compliance 9*b1cdbd2cSJim Jagielski * with the License. You may obtain a copy of the License at 10*b1cdbd2cSJim Jagielski * 11*b1cdbd2cSJim Jagielski * http://www.apache.org/licenses/LICENSE-2.0 12*b1cdbd2cSJim Jagielski * 13*b1cdbd2cSJim Jagielski * Unless required by applicable law or agreed to in writing, 14*b1cdbd2cSJim Jagielski * software distributed under the License is distributed on an 15*b1cdbd2cSJim Jagielski * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16*b1cdbd2cSJim Jagielski * KIND, either express or implied. See the License for the 17*b1cdbd2cSJim Jagielski * specific language governing permissions and limitations 18*b1cdbd2cSJim Jagielski * under the License. 19*b1cdbd2cSJim Jagielski * 20*b1cdbd2cSJim Jagielski *************************************************************/ 21*b1cdbd2cSJim Jagielski 22*b1cdbd2cSJim Jagielski #include <stdio.h> 23*b1cdbd2cSJim Jagielski #include <string.h> 24*b1cdbd2cSJim Jagielski 25*b1cdbd2cSJim Jagielski #define EPR fprintf(stderr, 26*b1cdbd2cSJim Jagielski #define ERR(str, chr) if(opterr) { EPR "%s%c\n", str, chr); } 27*b1cdbd2cSJim Jagielski 28*b1cdbd2cSJim Jagielski int opterr = 1; 29*b1cdbd2cSJim Jagielski int optind = 1; 30*b1cdbd2cSJim Jagielski int optopt; 31*b1cdbd2cSJim Jagielski char *optarg; 32*b1cdbd2cSJim Jagielski 33*b1cdbd2cSJim Jagielski int stgetopt(int argc,char * const argv[],const char * opts)34*b1cdbd2cSJim Jagielski stgetopt(int argc, char *const argv[], const char *opts) 35*b1cdbd2cSJim Jagielski { 36*b1cdbd2cSJim Jagielski static int sp = 1; 37*b1cdbd2cSJim Jagielski register int c; 38*b1cdbd2cSJim Jagielski register char *cp; 39*b1cdbd2cSJim Jagielski 40*b1cdbd2cSJim Jagielski if (sp == 1) 41*b1cdbd2cSJim Jagielski { 42*b1cdbd2cSJim Jagielski if (optind >= argc || 43*b1cdbd2cSJim Jagielski argv[optind][0] != '-' || argv[optind][1] == '\0') 44*b1cdbd2cSJim Jagielski return -1; 45*b1cdbd2cSJim Jagielski else if (strcmp(argv[optind], "--") == 0) 46*b1cdbd2cSJim Jagielski { 47*b1cdbd2cSJim Jagielski optind++; 48*b1cdbd2cSJim Jagielski return -1; 49*b1cdbd2cSJim Jagielski } 50*b1cdbd2cSJim Jagielski else if (strcmp(argv[optind], "-isysroot") == 0) 51*b1cdbd2cSJim Jagielski { 52*b1cdbd2cSJim Jagielski // skip Mac OS X SDK selection flags 53*b1cdbd2cSJim Jagielski optind++; optind++; 54*b1cdbd2cSJim Jagielski } 55*b1cdbd2cSJim Jagielski } 56*b1cdbd2cSJim Jagielski optopt = c = argv[optind][sp]; 57*b1cdbd2cSJim Jagielski if (c == ':' || (cp = strchr(opts, c)) == 0) 58*b1cdbd2cSJim Jagielski { 59*b1cdbd2cSJim Jagielski ERR(": illegal option -- ", c); 60*b1cdbd2cSJim Jagielski if (argv[optind][++sp] == '\0') 61*b1cdbd2cSJim Jagielski { 62*b1cdbd2cSJim Jagielski optind++; 63*b1cdbd2cSJim Jagielski sp = 1; 64*b1cdbd2cSJim Jagielski } 65*b1cdbd2cSJim Jagielski return '?'; 66*b1cdbd2cSJim Jagielski } 67*b1cdbd2cSJim Jagielski if (*++cp == ':') 68*b1cdbd2cSJim Jagielski { 69*b1cdbd2cSJim Jagielski if (argv[optind][sp + 1] != '\0') 70*b1cdbd2cSJim Jagielski optarg = &argv[optind++][sp + 1]; 71*b1cdbd2cSJim Jagielski else 72*b1cdbd2cSJim Jagielski if (++optind >= argc) 73*b1cdbd2cSJim Jagielski { 74*b1cdbd2cSJim Jagielski ERR(": option requires an argument -- ", c); 75*b1cdbd2cSJim Jagielski sp = 1; 76*b1cdbd2cSJim Jagielski return '?'; 77*b1cdbd2cSJim Jagielski } 78*b1cdbd2cSJim Jagielski else 79*b1cdbd2cSJim Jagielski optarg = argv[optind++]; 80*b1cdbd2cSJim Jagielski sp = 1; 81*b1cdbd2cSJim Jagielski } 82*b1cdbd2cSJim Jagielski else 83*b1cdbd2cSJim Jagielski { 84*b1cdbd2cSJim Jagielski if (argv[optind][++sp] == '\0') 85*b1cdbd2cSJim Jagielski { 86*b1cdbd2cSJim Jagielski sp = 1; 87*b1cdbd2cSJim Jagielski optind++; 88*b1cdbd2cSJim Jagielski } 89*b1cdbd2cSJim Jagielski optarg = 0; 90*b1cdbd2cSJim Jagielski } 91*b1cdbd2cSJim Jagielski return c; 92*b1cdbd2cSJim Jagielski } 93