105 lines
2.8 KiB
C
105 lines
2.8 KiB
C
#include "../lib/dropt/dropt.h"
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#include <stdlib.h>
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#include "codegen.h"
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#include "parser.h"
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#include "validation.h"
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int main(int argc, char *argv[])
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{
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dropt_bool showHelp = 0;
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dropt_bool parseVerbose = 0;
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uint32_t optimizationLevel = 0;
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char *inputFilename;
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int exitCode = EXIT_SUCCESS;
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dropt_option options[] = {
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{'h',
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"help",
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"Shows help.",
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NULL,
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dropt_handle_bool,
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&showHelp,
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dropt_attr_halt},
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{'v',
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"parse-verbose",
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"Shows verbose parser output.",
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NULL,
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dropt_handle_bool,
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&parseVerbose},
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{'O',
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"optimize",
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"Sets optimization level of the output IR. Must be a value between 0 "
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"and 3.",
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"number",
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dropt_handle_uint,
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&optimizationLevel},
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{0} /* Required sentinel value. */
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};
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dropt_context *droptContext = dropt_new_context(options);
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if (droptContext == NULL)
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{
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exitCode = EXIT_FAILURE;
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}
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else if (argc == 0)
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{
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printf("Must supply an input file.");
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exitCode = EXIT_FAILURE;
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}
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else
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{
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char **rest = dropt_parse(droptContext, -1, &argv[1]);
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if (dropt_get_error(droptContext) != dropt_error_none)
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{
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fprintf(
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stderr,
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"wraith: %s\n",
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dropt_get_error_message(droptContext));
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exitCode = EXIT_FAILURE;
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}
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else if (showHelp)
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{
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printf("Usage: wraith [options] [--] [input_file]\n\n"
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"Options:\n");
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dropt_print_help(stdout, droptContext, NULL);
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}
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else
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{
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/* TODO: free AST after compilation */
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inputFilename = *rest;
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if (inputFilename == NULL)
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{
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fprintf(stderr, "ERROR: Must provide an input file.\n");
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exitCode = EXIT_FAILURE;
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}
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else
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{
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Node *rootNode;
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if (Parse(inputFilename, &rootNode, parseVerbose) != 0)
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{
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fprintf(stderr, "Parser error.\n");
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exitCode = EXIT_FAILURE;
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}
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else
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{
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LinkParentPointers(rootNode, NULL);
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/* FIXME: ValidateIdentifiers should return some sort of
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error status object. */
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ValidateIdentifiers(rootNode);
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TagIdentifierTypes(rootNode);
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ConvertCustomsToGenerics(rootNode);
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PrintNode(rootNode, 0);
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printf("Beginning codegen.\n");
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exitCode = Codegen(rootNode, optimizationLevel);
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}
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}
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}
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}
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return exitCode;
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}
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