#include <stdio.h>
#include <string.h>
#include <stdbool.h>
#include <unistd.h>

int main(int argc, char *argv[])
{
        bool flag = false;
        char tmp[80];
        char st[80];
        char name[80], val[80];
        FILE *fp, *ofp;
        char *p;
        if (argc != 3) {
        	printf("引數不正確\n");
        	_exit(0);
        }
        if ((fp = fopen(argv[1], "r")) == NULL || (ofp = fopen(argv[2], "w")) == NULL) {
                perror("開啟檔案出錯");
                _exit(0);
        }
        while (fgets(tmp, 80, fp) != NULL) {
                char c = 0;
                sscanf(tmp, " %c", &c);
                switch(c) {
                        case ';':
                                p = strchr(tmp, '\n');
                                if (p != NULL)
                                        *p = '\0';
                                printf("<!-- %s -->\n", tmp+1);
                                fprintf(ofp, "<!-- %s -->\n", tmp+1);
                                break;
                        case '[':
                                p = strchr(tmp, ']');
                                if (p == NULL)
                                        printf("error\n");
                                else {
                                        *p = '\0';
                                        flag = true;
                                        strcpy(st, tmp+1);
                                }
                                printf("<%s>\n", tmp+1);
                                fprintf(ofp, "<%s>\n", tmp+1);
                                break;
                        case 0:
                                if (flag) {
                                        printf("</%s>\n\n", st);
                                        fprintf(ofp, "</%s>\n\n", st);
                                        flag = false;
                                }
                                break;
                        default :
                                p = strchr(tmp, '=');
                                if (p == NULL)
                                        printf("error\n");
                                else {
                                        *p = '\0';
                                        sscanf(tmp, " %s", name);
                                        sscanf(p+1, " %s", val);
                                        printf("\t<%s>%s</%s>\n", name, val, name);
                                        fprintf(ofp, "\t<%s>%s</%s>\n", name, val, name);
                                }
                }
        }
        if (flag)
                printf("</%s>\n", st);
                fprintf(ofp, "</%s>\n", st);
        fclose(fp);
        fclose(ofp);

        return 0;
}