+ fprintf(out, " -h, --help\n");
+ fprintf(out, " show this help\n");
+ fprintf(out, " -v, --version\n");
+ fprintf(out, " print the version number\n");
+ fprintf(out, " -i, --index\n");
+ fprintf(out, " index mails\n");
+ fprintf(out, " -s <search pattern>, --search <search pattern>\n");
+ fprintf(out, " search for matching mails in the data-base file\n");
+ fprintf(out, " -d <db filename>, --db-file <db filename>\n");
+ fprintf(out, " set the data-base file\n");
+ fprintf(out, " -r <db root path>, --db-root <db root path>\n");
+ fprintf(out, " set the data-base root path for recursive search\n");
+}
+
+/*********************************************************************/
+
+int ignore_entry(const char *name) {
+ return
+ /* strcmp(name, ".") == 0 || */
+ /* strcmp(name, "..") == 0 || */
+ (name[0] == '.' && name[1] != '/');
+}
+
+void search_in_db(int nb_search_patterns,
+ char **search_name, char **search_regexp_string,
+ FILE *db_file) {
+ int hits[MAX_NB_SEARCH_PATTERNS];
+ char raw_db_line[BUFFER_SIZE];
+ char raw_mbox_line[BUFFER_SIZE];
+ char current_mail_filename[PATH_MAX + 1];
+ unsigned long int current_position_in_mail;
+ char *name, *value;
+ regex_t regexp[MAX_NB_SEARCH_PATTERNS];
+ int already_written, n;
+
+ for(n = 0; n < nb_search_patterns; n++) {
+ if(regcomp(®exp[n],
+ search_regexp_string[n],
+ REG_ICASE)) {
+ fprintf(stderr,
+ "mymail: Syntax error in regexp \"%s\" for field \"%s\".\n",
+ search_regexp_string[n],
+ search_name[n]);
+ exit(EXIT_FAILURE);
+ }
+ }
+
+ current_position_in_mail = 0;
+ already_written = 0;
+
+ for(n = 0; n < nb_search_patterns; n++) { hits[n] = 0; }
+
+ while(fgets(raw_db_line, BUFFER_SIZE, db_file)) {
+ name = raw_db_line;
+ value = segment_next_field(raw_db_line);
+
+ if(strcmp("mail", name) == 0) {
+ char *position_in_file_string;
+ char *mail_filename;
+
+ for(n = 0; n < nb_search_patterns && hits[n]; n++);
+
+ if(n == nb_search_patterns) {
+ FILE *mail_file;
+ mail_file = fopen(current_mail_filename, "r");
+ if(!mail_file) {
+ fprintf(stderr, "mymail: Cannot open mbox '%s'.\n", current_mail_filename);
+ exit(EXIT_FAILURE);
+ }
+ fseek(mail_file, current_position_in_mail, SEEK_SET);
+ if(fgets(raw_mbox_line, BUFFER_SIZE, mail_file)) {
+ printf("%s", raw_mbox_line);
+ while(fgets(raw_mbox_line, BUFFER_SIZE, mail_file) &&
+ strncmp(raw_mbox_line, "From ", 5)) {
+ printf("%s", raw_mbox_line);
+ }
+ }
+ fclose(mail_file);
+ }
+
+ for(n = 0; n < nb_search_patterns; n++) { hits[n] = 0; }
+
+ position_in_file_string = value;
+ mail_filename = segment_next_field(value);
+ current_position_in_mail = atol(position_in_file_string);
+ strcpy(current_mail_filename, mail_filename);
+
+ remove_eof(current_mail_filename);
+ already_written = 0;
+ }
+
+ else {
+ for(n = 0; n < nb_search_patterns; n++) {
+ hits[n] |=
+ (strncmp(search_name[n], name, strlen(search_name[n])) == 0 &&
+ regexec(®exp[n], value, 0, 0, 0) == 0);
+ }
+ }
+ }
+
+ for(n = 0; n < nb_search_patterns; n++) {
+ regfree(®exp[n]);
+ }