126 lines
4.0 KiB
C
126 lines
4.0 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <gc.h>
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#include <gc/cord.h>
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#include <printf.h>
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#include "ast.h"
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#include "parse.h"
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#include "compile.h"
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#include "types.h"
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int main(int argc, char *argv[])
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{
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if (argc < 2) return 1;
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// register_printf_modifier(L"p");
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if (register_printf_specifier('T', printf_type, printf_pointer_size))
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errx(1, "Couldn't set printf specifier");
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if (register_printf_specifier('W', printf_ast, printf_pointer_size))
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errx(1, "Couldn't set printf specifier");
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const char *autofmt = getenv("AUTOFMT");
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if (!autofmt) autofmt = "indent -kr -nut";
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file_t *f = load_file(argv[1]);
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ast_t *ast = parse_file(f, NULL);
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if (!ast)
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errx(1, "Could not compile!");
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bool verbose = (getenv("VERBOSE") && strcmp(getenv("VERBOSE"), "1") == 0);
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if (verbose) {
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FILE *out = popen(heap_strf("bat --file-name='%s'", argv[1]), "w");
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fputs(f->text, out);
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fclose(out);
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}
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if (verbose) {
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FILE *out = popen("bat --file-name=AST", "w");
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fputs(ast_to_str(ast), out);
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fclose(out);
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}
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CORD header = "#include \"nextlang.h\"\n";
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// Predeclare types:
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for (ast_list_t *stmt = Match(ast, Block)->statements; stmt; stmt = stmt->next) {
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switch (stmt->ast->tag) {
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case StructDef: case EnumDef: {
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CORD_sprintf(&header, "%r\n%r", header, compile(stmt->ast));
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break;
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}
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default: break;
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}
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}
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CORD program = CORD_cat(header, "\n/////////////////////////////////////////////////////////////////////////\n\n"
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"bool USE_COLOR = true;\n");
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// Predeclare funcs:
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for (ast_list_t *stmt = Match(ast, Block)->statements; stmt; stmt = stmt->next) {
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switch (stmt->ast->tag) {
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case FunctionDef: {
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auto fndef = Match(stmt->ast, FunctionDef);
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CORD_sprintf(&program, "%rstatic %r %r(", program, fndef->ret_type ? compile_type(fndef->ret_type) : "void", compile(fndef->name));
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for (arg_ast_t *arg = fndef->args; arg; arg = arg->next) {
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CORD_sprintf(&program, "%r%r %s", program, compile_type(arg->type), arg->name);
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if (arg->next) program = CORD_cat(program, ", ");
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}
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program = CORD_cat(program, ");\n");
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break;
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}
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default: break;
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}
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}
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// Declare funcs:
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for (ast_list_t *stmt = Match(ast, Block)->statements; stmt; stmt = stmt->next) {
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switch (stmt->ast->tag) {
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case FunctionDef: {
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CORD_sprintf(&program, "%r\n\n%r", program, compile(stmt->ast));
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break;
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}
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default: break;
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}
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}
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// Main body:
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program = CORD_cat(program, "\n\n"
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"int main(int argc, const char *argv[]) {\n"
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"(void)argc;\n"
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"(void)argv;\n"
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"GC_INIT();\n"
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"USE_COLOR = getenv(\"COLOR\") ? strcmp(getenv(\"COLOR\"), \"1\") == 0 : isatty(STDOUT_FILENO);\n"
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"// User code:\n");
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for (ast_list_t *stmt = Match(ast, Block)->statements; stmt; stmt = stmt->next) {
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switch (stmt->ast->tag) {
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case FunctionDef: case StructDef: case EnumDef: break;
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default: {
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program = CORD_cat(program, compile_statement(stmt->ast));
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program = CORD_cat(program, "\n");
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break;
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}
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}
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}
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program = CORD_cat(program, "return 0;\n}\n");
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if (verbose) {
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FILE *out = popen(heap_strf("%s | bat --file-name=program.c", autofmt), "w");
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CORD_put(program, out);
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fclose(out);
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}
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const char *flags = getenv("CFLAGS");
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if (!flags) flags = "-std=c11 -lm -lgc -lcord";
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const char *run = heap_strf(verbose ? "tcc %s -run - | bat --file-name=output.txt" : "tcc %s -run -", flags);
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FILE *cc = popen(run, "w");
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CORD_put(program, cc);
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fclose(cc);
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return 0;
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}
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// vim: ts=4 sw=0 et cino=L2,l1,(0,W4,m1,\:0
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