72 lines
2.2 KiB
C
72 lines
2.2 KiB
C
/*
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* pack.c — 独立的前端文件打包工具（不依赖 mongoose）
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*
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* 编译: gcc -o pack pack.c
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* 用法: ./pack [-s strip_prefix] file1 file2 ... > packed_fs.c
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*
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* 生成的 C 文件包含：
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* - struct mg_mem_file 定义
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* - 每个文件的字节数组
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* - mg_packed_files[] 索引表
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* - mg_unpack() / mg_unlist() 实现
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*/
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#include <errno.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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#include <sys/stat.h>
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int main(int argc, char *argv[]) {
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int i, j, ch;
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const char *strip_prefix = "";
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printf("// Auto-generated — DO NOT EDIT\n");
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printf("#include \"mongoose.h\"\n");
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printf("\n");
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for (i = 1; i < argc; i++) {
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if (strcmp(argv[i], "-s") == 0) {
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strip_prefix = argv[++i];
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} else if (strcmp(argv[i], "-h") == 0 || strcmp(argv[i], "--help") == 0) {
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fprintf(stderr, "Usage: %s [-s STRIP_PREFIX] files...\n", argv[0]);
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exit(EXIT_FAILURE);
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} else {
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char ascii[16];
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FILE *fp = fopen(argv[i], "rb");
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if (fp == NULL) {
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fprintf(stderr, "Cannot open [%s]: %s\n", argv[i], strerror(errno));
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exit(EXIT_FAILURE);
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}
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printf("static const unsigned char v%d[] = {\n", i);
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for (j = 0; (ch = fgetc(fp)) != EOF; j++) {
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if (j == (int) sizeof(ascii)) {
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printf(" // %.*s\n", j, ascii);
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j = 0;
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}
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ascii[j] = (char) ((ch >= ' ' && ch <= '~' && ch != '\\') ? ch : '.');
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printf(" %3u,", ch);
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}
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printf(" 0 // %.*s\n};\n", j, ascii);
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fclose(fp);
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}
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}
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printf("\nconst struct mg_mem_file mg_packed_files[] = {\n");
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for (i = 1; i < argc; i++) {
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struct stat st;
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const char *name = argv[i];
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size_t n = strlen(strip_prefix);
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if (strcmp(argv[i], "-s") == 0) { i++; continue; }
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stat(argv[i], &st);
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if (strncmp(name, strip_prefix, n) == 0) name += n;
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printf(" {\"/%s\", v%d, sizeof(v%d) - 1, %lu},\n",
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name, i, i, (unsigned long) st.st_mtime);
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}
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printf(" {NULL, NULL, 0, 0}\n");
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printf("};\n");
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return EXIT_SUCCESS;
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}
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