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comparison src/main.c @ 19:925105ccf22f

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small reworking of command arguments
author lost
date Fri, 02 Jan 2009 00:41:58 +0000
parents 05d4115b4860
children 39d750ee8d34
comparison
equal deleted inserted replaced
18:218aabbc3b1a 19:925105ccf22f
80 break; 80 break;
81 81
82 case 0x100: 82 case 0x100:
83 // proprietary object format 83 // proprietary object format
84 as -> outformat = OUTPUT_OBJ; 84 as -> outformat = OUTPUT_OBJ;
85 85 break;
86
87 case 'f':
88 // output format
89 if (!strcasecmp(arg, "decb"))
90 as -> outformat = OUTPUT_DECB;
91 else if (!strcasecmp(arg, "raw"))
92 as -> outformat = OUTPUT_RAW;
93 else if (!strcasecmp(arg, "obj"))
94 as -> outformat = OUTPUT_OBJ;
95 else
96 {
97 fprintf(stderr, "Invalid output format: %s\n", arg);
98 exit(1);
99 }
100 break;
86 case ARGP_KEY_END: 101 case ARGP_KEY_END:
87 // done; sanity check 102 // done; sanity check
88 if (!as -> outfile) 103 if (!as -> outfile)
89 as -> outfile = "a.out"; 104 as -> outfile = "a.out";
90 break; 105 break;
106 { 121 {
107 { "output", 'o', "FILE", 0, 122 { "output", 'o', "FILE", 0,
108 "Output to FILE"}, 123 "Output to FILE"},
109 { "debug", 'd', 0, 0, 124 { "debug", 'd', 0, 0,
110 "Set debug mode"}, 125 "Set debug mode"},
126 { "format", 'f', "TYPE", 0,
127 "Select output format: decb, raw, obj"},
111 { "list", 'l', "FILE", OPTION_ARG_OPTIONAL, 128 { "list", 'l', "FILE", OPTION_ARG_OPTIONAL,
112 "Generate list [to FILE]"}, 129 "Generate list [to FILE]"},
113 { "decb", 'b', 0, 0, 130 { "decb", 'b', 0, 0,
114 "Generate DECB .bin format output"}, 131 "Generate DECB .bin format output, equivalent of --format=decb"},
115 { "raw", 'r', 0, 0, 132 { "raw", 'r', 0, 0,
116 "Generate raw binary format output"}, 133 "Generate raw binary format output, equivalent of --format=raw"},
117 { "rawrel", 0, 0, 0,
118 "Generate raw binary respecing ORG statements as offsets from the start of the file"},
119 { "obj", 0, 0, 0, 134 { "obj", 0, 0, 0,
120 "Generate proprietary object file format for later linking" }, 135 "Generate proprietary object file format for later linking, equivalent of --format=obj" },
121 { 0 } 136 { 0 }
122 }; 137 };
123 138
124 static struct argp argp = 139 static struct argp argp =
125 { 140 {
138 153
139 argp_parse(&argp, argc, argv, 0, 0, &asmstate); 154 argp_parse(&argp, argc, argv, 0, 0, &asmstate);
140 if (!asmstate.listfile) 155 if (!asmstate.listfile)
141 asmstate.listfile = "-"; 156 asmstate.listfile = "-";
142 157
158 if (!asmstate.infile)
159 {
160 fprintf(stderr, "No input files specified.\n");
161 exit(1);
162 }
163
143 /* pass 1 - collect the symbols and assign addresses where possible */ 164 /* pass 1 - collect the symbols and assign addresses where possible */
144 /* pass 1 also resolves included files, etc. */ 165 /* pass 1 also resolves included files, etc. */
145 /* that means files are read exactly once unless included multiple times */ 166 /* that means files are read exactly once unless included multiple times */
146 lwasm_pass1(&asmstate); 167 lwasm_pass1(&asmstate);
147 168