zzy
a3322f0d4c
- 在 `core_mem.h` 中新增 `smcc_strhash32`、`smcc_strlen` 和 `smcc_strcmp` 函数， 提供 C 字符串的哈希、长度获取和比较功能 - 完善 `core_str.h` 中 `cstring_t` 结构体及相关操作函数的注释说明 - 更新 `core_str.h` 头文件保护宏命名，增强模块标识一致性 - 修改 `core_vec.h` 文件头部保护宏名称以匹配实际文件名 另外，在 lexer 测试运行代码中引入日志相关头文件并调整日志级别设置逻辑。
93 lines
2.3 KiB
C
93 lines
2.3 KiB
C
#include <lexer.h>
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#include <lexer_log.h>
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#include <stdbool.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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/// gcc -g ../lexer.c ../token.c test_lexer.c -o test_lexer
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/*
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tok_tConstant {
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int have;
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union {
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char ch;
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int i;
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float f;
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double d;
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long long ll;
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char* str;
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};
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};
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*/
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int g_num;
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int g_num_arr[3];
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int main(int argc, char *argv[]) {
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// int num = 0;
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if (argc == 3 && strcmp(argv[2], "--debug") == 0) {
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log_set_level(NULL, LOG_LEVEL_ALL);
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} else {
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// FIXME it is a hack lexer_logger
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log_set_level(&__smcc_lexer_log, LOG_LEVEL_NOTSET);
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log_set_level(NULL, LOG_LEVEL_INFO | LOG_LEVEL_WARN | LOG_LEVEL_ERROR);
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}
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const char *file_name = __FILE__;
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if (argc == 2) {
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file_name = argv[1];
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}
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FILE *fp = fopen(file_name, "rb");
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if (fp == NULL) {
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perror("open file failed");
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return 1;
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}
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printf("open file success\n");
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if (fseek(fp, 0, SEEK_END) != 0) {
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perror("fseek failed");
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return 1;
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}
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usize fsize = ftell(fp);
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LOG_INFO("file size: %zu", fsize);
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if (fseek(fp, 0, SEEK_SET)) {
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perror("fseek failed");
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return 1;
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}
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char *buffer = (char *)malloc(fsize);
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usize read_ret = fread(buffer, 1, fsize, fp);
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fclose(fp);
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if (read_ret != fsize) {
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LOG_FATAL("fread failed read_ret %u != fsize %u", read_ret, fsize);
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free(buffer);
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return 1;
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}
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smcc_lexer_t lexer;
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core_mem_stream_t mem_stream = {0};
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core_stream_t *stream =
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core_mem_stream_init(&mem_stream, buffer, fsize, false);
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Assert(stream != null);
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cstring_clear(&stream->name);
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cstring_push_cstr(&stream->name, file_name, strlen(file_name));
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lexer_init(&lexer, stream);
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lexer_tok_t tok;
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while (1) {
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lexer_get_valid_token(&lexer, &tok);
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if (tok.type == TOKEN_EOF) {
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break;
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}
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LOG_DEBUG("token `%s` at %s:%u:%u", get_tok_name(tok.type),
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tok.loc.name, tok.loc.line, tok.loc.column);
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Assert(tok.loc.offset <= fsize);
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// LOG_DEBUG("%s", tok.val.str);
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// printf("line: %d, column: %d, type: %3d, typename: %s\n",
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// lexer.line, lexer.index, tok.type, get_tok_name(tok.type));
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}
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free(buffer);
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LOG_INFO("Lexer is Ok...");
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return 0;
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}
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