214 lines
6 KiB
C
214 lines
6 KiB
C
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#include <string.h>
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#include <unistd.h>
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#include <getopt.h>
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#include <assert.h>
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#include "cmdln.h"
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#include "debug.h"
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struct cmdln_flags parse_args(int argc, char* const* argv)
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{
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struct cmdln_flags flags = {};
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flags.argv0 = argv[0];
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bool unset_operators = true;
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bool unset_print_with_color = true;
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for (int opt; (opt = getopt(argc, argv, "pyqmvc:eEo:C:B")) != -1; )
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{
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switch (opt)
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{
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case 'p':
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{
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flags.print_all_and_quit = true;
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break;
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}
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case 'y':
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{
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flags.assume_yes = true;
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break;
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}
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case 'q':
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{
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flags.quiet = true;
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break;
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}
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case 'm':
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{
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flags.print_max_operators_needed_and_quit = true;
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break;
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}
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case 'v':
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{
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flags.verbose = true;
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break;
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}
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case 'c':
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{
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flags.command = optarg;
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break;
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}
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case 'E':
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{
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flags.use_operators.ternary = true;
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}
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// fallthrough
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case 'e':
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{
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flags.use_operators.not = true;
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flags.use_operators.or = true;
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flags.use_operators.and = true;
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flags.use_operators.orn = true;
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flags.use_operators.nor = true;
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flags.use_operators.andn = true;
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flags.use_operators.nand = true;
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flags.use_operators. xor = true;
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flags.use_operators.nxor = true;
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unset_operators = false;
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break;
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}
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case 'o':
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{
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unset_operators = false;
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for (char* moving; (moving = strtok_r(NULL, ",", &optarg)); )
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{
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if (!strcmp(moving, "not") || !strcmp(moving, "!"))
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{
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flags.use_operators.not = true;
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}
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else if (!strcmp(moving, "or") || !strcmp(moving, "||"))
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{
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flags.use_operators.or = true;
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}
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else if (!strcmp(moving, "orn") || !strcmp(moving, "|!"))
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{
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flags.use_operators.orn = true;
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}
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else if (!strcmp(moving, "nor") || !strcmp(moving, "!|"))
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{
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flags.use_operators.nor = true;
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}
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else if (!strcmp(moving, "and") || !strcmp(moving, "&&"))
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{
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flags.use_operators.and = true;
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}
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else if (!strcmp(moving, "andn") || !strcmp(moving, "&!"))
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{
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flags.use_operators.andn = true;
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}
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else if (!strcmp(moving, "nand") || !strcmp(moving, "!&"))
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{
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flags.use_operators.nand = true;
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}
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else if (!strcmp(moving, "xor") || !strcmp(moving, "!="))
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{
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flags.use_operators.xor = true;
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}
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else if (!strcmp(moving, "nxor") || !strcmp(moving, "=="))
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{
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flags.use_operators.nxor = true;
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}
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else if (!strcmp(moving, "lt") || !strcmp(moving, "<"))
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{
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flags.use_operators.lt = true;
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}
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else if (!strcmp(moving, "lte") || !strcmp(moving, "<="))
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{
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flags.use_operators.lte = true;
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}
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else if (!strcmp(moving, "gt") || !strcmp(moving, ">"))
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{
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flags.use_operators.gt = true;
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}
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else if (!strcmp(moving, "gte") || !strcmp(moving, ">="))
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{
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flags.use_operators.gte = true;
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}
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else if (!strcmp(moving, "ternary") || !strcmp(moving, "?:"))
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{
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flags.use_operators.ternary = true;
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}
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else if (!strcmp(moving, "assign") || !strcmp(moving, "="))
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{
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flags.use_operators.assignment = true;
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}
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else
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{
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assert(!"TODO");
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}
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}
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break;
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}
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case 'C':
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{
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unset_print_with_color = false;
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if (!strcmp(optarg, "yes") || !strcmp(optarg, "on"))
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{
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flags.print_with_color = true;
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}
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else if (!strcmp(optarg, "no") || !strcmp(optarg, "off"))
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{
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flags.print_with_color = false;
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}
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else if (!strcmp(optarg, "auto"))
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{
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flags.print_with_color = isatty(1);
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}
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else
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{
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assert(!"TODO");
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}
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break;
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}
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case 'B':
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{
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flags.force_rebuild = true;
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break;
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}
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default:
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{
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assert(!"TODO");
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break;
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}
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}
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}
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if (unset_operators)
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{
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flags.use_operators.not = true;
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flags.use_operators.or = true;
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flags.use_operators.and = true;
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}
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if (unset_print_with_color)
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{
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flags.print_with_color = isatty(1);
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}
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return flags;
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}
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