#define BUFFER_SIZE 65536
+char *db_filename;
+char *db_root_path;
+
+int paranoid;
+int action_index;
+
+/********************************************************************/
+
enum {
- ID_MAIL,
+ ID_MAIL = 0,
ID_FROM,
ID_DEST,
ID_SUBJECT,
- ID_FROMDEST,
+ ID_PARTICIPANT,
MAX_ID
};
"mail",
"from",
"dest",
- "subj",
- "fromdest"
+ "subject",
+ "part"
};
+/********************************************************************/
+
+struct search_request {
+ int field_id;
+ int negation;
+ regex_t regexp;
+};
+
+/********************************************************************/
+
struct parsable_field {
int id;
char *regexp_string;
regex_t regexp;
};
-char *db_filename;
-char *db_root_path;
+static struct parsable_field fields_to_parse[] = {
+ {
+ ID_FROM,
+ "^\\(From \\|[Ff][Rr][Oo][Mm]:\\|[R][r][E][e][P][p][L][l][Y][y]-[T][t][O][o]:\\)",
+ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }
+ },
-int paranoid;
-int action_index;
+ {
+ ID_DEST,
+ "^\\([Tt][Oo]\\|[Cc][Cc]\\|[Bb][Cc][Cc]\\): ",
+ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }
+ },
+
+ {
+ ID_SUBJECT,
+ "^[Ss][Uu][Bb][Jj][Ee][Cc][Tt]: ",
+ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }
+ },
+
+};
+
+/********************************************************************/
+
+int xor(int a, int b) {
+ return (a && !b) || (!a && b);
+}
char *segment_next_field(char *current) {
while(*current && *current != ' ') current++;
(name[0] == '.' && name[1] != '/');
}
-int mbox_line_match_search(int search_id, regex_t *search_regexp,
+int mbox_line_match_search(struct search_request *request,
int mbox_id, char *mbox_value) {
- return search_id == mbox_id && regexec(search_regexp, mbox_value, 0, 0, 0) == 0;
+ return
+ (request->field_id == mbox_id ||
+ (request->field_id == ID_PARTICIPANT && (mbox_id == ID_FROM || mbox_id == ID_DEST)))
+ &&
+ regexec(&request->regexp, mbox_value, 0, 0, 0) == 0;
}
void search_in_db(int nb_search_patterns,
- int *search_ids, char **search_regexp_strings,
+ struct search_request *search_requests,
FILE *db_file) {
int hits[MAX_NB_SEARCH_PATTERNS];
char raw_db_line[BUFFER_SIZE];
unsigned long int current_position_in_mail;
char *mbox_name, *mbox_value;
int mbox_id;
- regex_t search_regexps[MAX_NB_SEARCH_PATTERNS];
int already_written, m, n;
-
- for(n = 0; n < nb_search_patterns; n++) {
- if(regcomp(&search_regexps[n],
- search_regexp_strings[n],
- REG_ICASE)) {
- fprintf(stderr,
- "mymail: Syntax error in regexp \"%s\" for field \"%s\".\n",
- search_regexp_strings[n],
- field_names[search_ids[n]]);
- exit(EXIT_FAILURE);
- }
- }
+ int last_mbox_line_was_empty;
current_position_in_mail = 0;
already_written = 0;
char *position_in_file_string;
char *mail_filename;
- for(n = 0; n < nb_search_patterns && hits[n]; n++);
+ for(n = 0; n < nb_search_patterns && xor(hits[n], search_requests[n].negation); n++);
+
+ /* for(n = 0; n < nb_search_patterns && */
+ /* ((hits[n] && !search_requests[n].negation) || */
+ /* (!hits[n] && search_requests[n].negation)); n++); */
if(n == nb_search_patterns) {
FILE *mail_file;
fseek(mail_file, current_position_in_mail, SEEK_SET);
if(fgets(raw_mbox_line, BUFFER_SIZE, mail_file)) {
+ last_mbox_line_was_empty = 1;
printf("%s", raw_mbox_line);
- while(fgets(raw_mbox_line, BUFFER_SIZE, mail_file) &&
- strncmp(raw_mbox_line, "From ", 5)) {
+ while(1) {
+ if(!fgets(raw_mbox_line, BUFFER_SIZE, mail_file) ||
+ (last_mbox_line_was_empty && strncmp(raw_mbox_line, "From ", 5) == 0)) break;
+ last_mbox_line_was_empty = (raw_mbox_line[0] == '\n');
printf("%s", raw_mbox_line);
}
}
}
}
for(n = 0; n < nb_search_patterns; n++) {
- hits[n] |= mbox_line_match_search(search_ids[n], &search_regexps[n],
+ hits[n] |= mbox_line_match_search(&search_requests[n],
mbox_id, mbox_value);
}
}
}
-
- for(n = 0; n < nb_search_patterns; n++) {
- regfree(&search_regexps[n]);
- }
}
void recursive_search_in_db(const char *entry_name,
int nb_search_patterns,
- int *search_ids, char **search_regexp_strings) {
+ struct search_request *search_requests) {
DIR *dir;
struct dirent *dir_e;
struct stat sb;
snprintf(subname, PATH_MAX, "%s/%s", entry_name, dir_e->d_name);
recursive_search_in_db(subname,
nb_search_patterns,
- search_ids, search_regexp_strings);
+ search_requests);
}
}
closedir(dir);
exit(EXIT_FAILURE);
}
- search_in_db(nb_search_patterns, search_ids, search_regexp_strings,
- db_file);
+ search_in_db(nb_search_patterns, search_requests, db_file);
fclose(db_file);
}
char raw_mbox_line[BUFFER_SIZE], full_line[BUFFER_SIZE];
char *end_of_full_line;
FILE *file;
- int in_header, new_header;
+ int in_header, new_header, last_mbox_line_was_empty;
unsigned long int position_in_file;
file = fopen(mbox_filename, "r");
position_in_file = 0;
end_of_full_line = 0;
full_line[0] = '\0';
+ last_mbox_line_was_empty = 1;
while(fgets(raw_mbox_line, BUFFER_SIZE, file)) {
- if(strncmp(raw_mbox_line, "From ", 5) == 0) {
+ if(last_mbox_line_was_empty && strncmp(raw_mbox_line, "From ", 5) == 0) {
if(in_header) {
fprintf(stderr,
"Got a ^\"From \" in the header in %s:%lu.\n",
}
in_header = 1;
new_header = 1;
- } else if(strncmp(raw_mbox_line, "\n", 1) == 0) {
+ } else if(raw_mbox_line[0] == '\n') {
if(in_header) { in_header = 0; }
}
+ last_mbox_line_was_empty = (raw_mbox_line[0] == '\n');
+
if(in_header) {
if(new_header) {
fprintf(db_file, "mail %lu %s\n", position_in_file, mbox_filename);
{ 0, 0, 0, 0 }
};
-static struct parsable_field fields_to_parse[] = {
- {
- ID_FROM,
- "^\\([Ff][Rr][Oo][Mm]:\\|From\\) *",
- { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }
- },
-
- {
- ID_DEST,
- "^\\([Tt][Oo]\\|[Cc][Cc]\\|[Bb][Cc][Cc]\\): *",
- { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }
- },
-
- {
- ID_SUBJECT,
- "^[Ss][Uu][Bb][Jj][Ee][Cc][Tt]: *",
- { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }
- },
-
-};
-
/*********************************************************************/
int main(int argc, char **argv) {
char *search_pattern[MAX_NB_SEARCH_PATTERNS];
/* for(f = 0; f < argc; f++) { */
- /* printf("arg %d \"%s\"\n", f, argv[f]); */
+ /* printf("arg %d \"%s\"\n", f, argv[f]); */
/* } */
paranoid = 0;
else {
if(nb_search_patterns > 0) {
- int search_ids[MAX_NB_SEARCH_PATTERNS];
- char *search_regexp_strings[MAX_NB_SEARCH_PATTERNS];
+ struct search_request search_requests[MAX_NB_SEARCH_PATTERNS];
+ char *search_regexp_string;
int m, n;
for(n = 0; n < nb_search_patterns; n++) {
- search_regexp_strings[n] = segment_next_field(search_pattern[n]);
- search_ids[n] = -1;
- for(m = 0; (m < MAX_ID) && search_ids[n] == -1; m++) {
+ search_regexp_string = segment_next_field(search_pattern[n]);
+
+ if(search_pattern[n][0] == '!') {
+ search_pattern[n]++;
+ search_requests[n].negation = 1;
+ } else {
+ search_requests[n].negation = 0;
+ }
+
+ search_requests[n].field_id = -1;
+ for(m = 0; (m < MAX_ID) && search_requests[n].field_id == -1; m++) {
if(strncmp(field_names[m], search_pattern[n], strlen(search_pattern[n])) == 0) {
- search_ids[n] = m;
+ search_requests[n].field_id = m;
}
}
- }
- if(!*search_regexp_strings) {
- fprintf(stderr,
- "Syntax error in the search pattern.\n");
- exit(EXIT_FAILURE);
+ if(regcomp(&search_requests[n].regexp,
+ search_regexp_string,
+ REG_ICASE)) {
+ fprintf(stderr,
+ "mymail: Syntax error in regexp \"%s\" for field \"%s\".\n",
+ search_regexp_string,
+ field_names[search_requests[n].field_id]);
+ exit(EXIT_FAILURE);
+ }
}
recursive_search_in_db(db_root_path,
- nb_search_patterns, search_ids, search_regexp_strings);
+ nb_search_patterns, search_requests);
for(n = 0; n < nb_search_patterns; n++) {
free(search_pattern[n]);
projects / mymail.git / blobdiff