X-Git-Url: https://www.fleuret.org/cgi-bin/gitweb/gitweb.cgi?a=blobdiff_plain;f=mymail.c;h=80864d28ad90d568d4ad3bc30d884bfd6e4c37d7;hb=acdde84c4886d6188f0ea84f94322aa51d63ab33;hp=b3f76d11182cc8448b7e8f45682f77d0f72b81e0;hpb=26322035eb062c640bd5eef21ce1d706a55ee3cd;p=mymail.git diff --git a/mymail.c b/mymail.c index b3f76d1..80864d2 100644 --- a/mymail.c +++ b/mymail.c @@ -46,21 +46,30 @@ #include #define MYMAIL_DB_MAGIC_TOKEN "mymail_index_file" -#define VERSION "0.9.6" +#define MYMAIL_VERSION "0.9.8" + +#define MYMAIL_DB_FORMAT_VERSION 1 #define MAX_NB_SEARCH_CONDITIONS 32 #define BUFFER_SIZE 65536 #define TOKEN_BUFFER_SIZE 1024 -#define LEADING_FROM_LINE_REGEXP_STRING "^From [^ ]* \\(Mon\\|Tue\\|Wed\\|Thu\\|Fri\\|Sat\\|Sun\\) \\(Jan\\|Feb\\|Mar\\|Apr\\|May\\|Jun\\|Jul\\|Aug\\|Sep\\|Oct\\|Nov\\|Dec\\) [ 123][0-9] [0-9][0-9]:[0-9][0-9]:[0-9][0-9] [0-9][0-9][0-9][0-9]\n$" +#define LEADING_FROM_LINE_REGEXP_STRING "^From .*\\(Mon\\|Tue\\|Wed\\|Thu\\|Fri\\|Sat\\|Sun\\) \\(Jan\\|Feb\\|Mar\\|Apr\\|May\\|Jun\\|Jul\\|Aug\\|Sep\\|Oct\\|Nov\\|Dec\\) [ 0123][0-9] [0-9][0-9]:[0-9][0-9]:[0-9][0-9] [0-9][0-9][0-9][0-9]\n$" + +/********************************************************************/ + +struct alias_node { + char *alias, *value; + struct alias_node *next; +}; /* Global variables! */ int global_quiet; int global_use_leading_time; - regex_t global_leading_from_line_regexp; +struct alias_node *global_alias_list; /********************************************************************/ @@ -154,12 +163,15 @@ int xor(int a, int b) { const char *parse_token(char *token_buffer, size_t token_buffer_size, char separator, const char *string) { char *u = token_buffer; + while(*string == separator) { string++; } - while(u < token_buffer + token_buffer_size - 1 && *string && - *string != separator) { + + while(u < token_buffer + token_buffer_size - 1 && *string && *string != separator) { *(u++) = *(string++); } + while(*string == separator) { string++; } + *u = '\0'; return string; } @@ -181,6 +193,18 @@ char *default_value(char *current_value, } } +/********************************************************************/ + +void *safe_malloc(size_t n) { + void *p = malloc(n); + if(!p && n != 0) { + fprintf(stderr, + "selector: cannot allocate memory: %s\n", strerror(errno)); + exit(EXIT_FAILURE); + } + return p; +} + FILE *safe_fopen(const char *path, const char *mode, const char *comment) { FILE *result = fopen(path, mode); if(result) { @@ -196,7 +220,7 @@ FILE *safe_fopen(const char *path, const char *mode, const char *comment) { /*********************************************************************/ void print_version(FILE *out) { - fprintf(out, "mymail version %s (%s)\n", VERSION, UNAME); + fprintf(out, "mymail version %s (%s)\n", MYMAIL_VERSION, UNAME); } void print_usage(FILE *out) { @@ -224,7 +248,7 @@ void print_usage(FILE *out) { fprintf(out, " set the mbox filename pattern for recursive search\n"); fprintf(out, " -s , --search \n"); fprintf(out, " search for matching mails in the db file\n"); - fprintf(out, " -d , --db-file-generate \n"); + fprintf(out, " -d , --db-file-output \n"); fprintf(out, " set the db filename for indexing\n"); fprintf(out, " -i, --index\n"); fprintf(out, " index mails\n"); @@ -290,9 +314,6 @@ void update_body_hits(char *mail_filename, int position_in_mail, if(fgets(raw_mbox_line, BUFFER_SIZE, mail_file)) { while(nb_body_hits < nb_body_conditions) { - /* last_mbox_line_was_empty = (raw_mbox_line[0] == '\n'); */ - /* if(last_mbox_line_was_empty) { header = 0; } */ - if(raw_mbox_line[0] == '\n') { header = 0; } if(!header) { @@ -321,6 +342,8 @@ void extract_mail(const char *mail_filename, unsigned long int position_in_mail, char raw_mbox_line[BUFFER_SIZE]; FILE *mail_file; + /* printf("Extract\n"); */ + mail_file = safe_fopen(mail_filename, "r", "mbox for mail extraction"); fseek(mail_file, position_in_mail, SEEK_SET); @@ -328,8 +351,7 @@ void extract_mail(const char *mail_filename, unsigned long int position_in_mail, fprintf(output_file, "%s", raw_mbox_line); while(1) { if(!fgets(raw_mbox_line, BUFFER_SIZE, mail_file) || - (is_a_leading_from_line(raw_mbox_line)) - ) + is_a_leading_from_line(raw_mbox_line)) break; fprintf(output_file, "%s", raw_mbox_line); } @@ -393,9 +415,12 @@ void update_time(int db_key, const char *db_value, time_t *t) { const char *c; struct tm tm; + memset(&tm, 0, sizeof(struct tm)); + if(db_key == ID_LEADING_LINE) { c = db_value; while(*c && *c != ' ') c++; while(*c && *c == ' ') c++; + /* printf("From %s", db_value); */ strptime(c, "%a %b %e %k:%M:%S %Y", &tm); *t = mktime(&tm); } else { @@ -403,6 +428,7 @@ void update_time(int db_key, const char *db_value, time_t *t) { if(db_key == ID_DATE) { if(strptime(db_value, "%a, %d %b %Y %k:%M:%S", &tm) || strptime(db_value, "%d %b %Y %k:%M:%S", &tm)) { + /* printf("Date: %s", db_value); */ *t = mktime(&tm); } } @@ -734,7 +760,7 @@ static struct option long_options[] = { { "version", no_argument, 0, 'v' }, { "quiet", no_argument, 0, 'q' }, { "use-leading-time", no_argument, 0, 't' }, - { "db-file-generate", 1, 0, 'd' }, + { "db-file-output", 1, 0, 'd' }, { "db-pattern", 1, 0, 'p' }, { "db-root", 1, 0, 'r' }, { "db-list", 1, 0, 'l' }, @@ -762,6 +788,7 @@ static struct time_criterion time_criteria[] = { { "48h", 0, 48, -1, -1 }, { "week", 0, 24 * 7, -1, -1 }, { "month", 0, 24 * 31, -1, -1 }, + { "trimester", 0, 24 * 92, -1, -1 }, { "year", 0, 24 * 365, -1, -1 }, { "yesterday", 1, -1, -1, -1 }, @@ -798,6 +825,14 @@ void init_condition(struct search_condition *condition, const char *full_string, char full_search_field[TOKEN_BUFFER_SIZE], *search_field; unsigned int k, m; const char *string; + struct alias_node *a; + + for(a = global_alias_list; a; a = a->next) { + if(strcmp(full_string, a->alias) == 0) { + full_string = a->value; + break; + } + } string = parse_token(full_search_field, TOKEN_BUFFER_SIZE, ' ', full_string); search_field = full_search_field; @@ -827,6 +862,7 @@ void init_condition(struct search_condition *condition, const char *full_string, condition->time_stop = 0; } } + break; } } @@ -881,6 +917,72 @@ void free_condition(struct search_condition *condition) { } } +const char *eat_space(const char *s) { + while(*s == ' ' || *s == '\t') { s++; } + return s; +} + +void read_rc_file(const char *rc_filename) { + char raw_line[BUFFER_SIZE]; + char command[TOKEN_BUFFER_SIZE], tmp_token[TOKEN_BUFFER_SIZE]; + + FILE *rc_file; + int line_number; + const char *s; + char *t; + + rc_file = fopen(rc_filename, "r"); + + if(rc_file) { + line_number = 1; + while(fgets(raw_line, BUFFER_SIZE, rc_file)) { + t = raw_line; + while(*t) { if(*t == '\n') { *t = '\0'; }; t++; } + + s = raw_line; + s = eat_space(s); + + if(*s && *s != '#') { + s = parse_token(command, TOKEN_BUFFER_SIZE, ' ', s); + + if(strcmp(command, "alias") == 0) { + struct alias_node *a = safe_malloc(sizeof(struct alias_node)); + a->next = global_alias_list; + global_alias_list = a; + if(s) { + s = eat_space(s); + s = parse_token(tmp_token, TOKEN_BUFFER_SIZE, '=', s); + a->alias = strdup(tmp_token); + if(s) { + s = eat_space(s); + a->value = strdup(s); + } else { + fprintf(stderr, "%s:%d syntax error, missing alias value.\n", + rc_filename, + line_number); + exit(EXIT_FAILURE); + } + } else { + fprintf(stderr, "%s:%d syntax error, missing alias key.\n", + rc_filename, + line_number); + exit(EXIT_FAILURE); + } + } else { + fprintf(stderr, "%s:%d syntax error, unknown command '%s'.\n", + rc_filename, + line_number, + command); + exit(EXIT_FAILURE); + } + } + + line_number++; + } + fclose(rc_file); + } +} + /*********************************************************************/ /*********************************************************************/ /*********************************************************************/ @@ -893,6 +995,7 @@ int main(int argc, char **argv) { char *mbox_filename_regexp_string = 0; char *default_search_field; char output_filename[PATH_MAX + 1]; + char rc_filename[PATH_MAX + 1]; int action_index = 0; int error = 0, show_help = 0; const unsigned int nb_fields_to_parse = @@ -901,6 +1004,7 @@ int main(int argc, char **argv) { unsigned int f, n; unsigned int nb_search_conditions; struct search_condition search_conditions[MAX_NB_SEARCH_CONDITIONS]; + struct alias_node *a, *b; if(regcomp(&global_leading_from_line_regexp, LEADING_FROM_LINE_REGEXP_STRING, 0)) { fprintf(stderr, @@ -908,11 +1012,34 @@ int main(int argc, char **argv) { exit(EXIT_FAILURE); } + if(getenv("MYMAILRC")) { + sprintf(rc_filename, "%s", getenv("MYMAILRC")); + } else if(getenv("HOME")) { + sprintf(rc_filename, "%s/.mymailrc", getenv("HOME")); + } else { + rc_filename[0] = '\0'; + } + + global_alias_list = 0; global_quiet = 0; global_use_leading_time = 0; default_search_field = 0; strncpy(output_filename, "", PATH_MAX); + if(rc_filename[0]) { + read_rc_file(rc_filename); + } + + /* + { +#warning Test code added on 2013 May 02 11:17:01 + struct alias_node *a; + for(a = global_alias_list; a; a = a->next) { + printf ("ALIAS [%s] [%s]\n", a->alias, a->value); + } + } + */ + setlocale(LC_ALL, ""); nb_search_conditions = 0; @@ -1075,7 +1202,11 @@ int main(int argc, char **argv) { } } - fprintf(db_file, "%s version_%s raw\n", MYMAIL_DB_MAGIC_TOKEN, VERSION); + fprintf(db_file, + "%s version_%s format_%d raw\n", + MYMAIL_DB_MAGIC_TOKEN, + MYMAIL_VERSION, + MYMAIL_DB_FORMAT_VERSION); while(optind < argc) { recursive_index_mbox(db_file, @@ -1178,6 +1309,15 @@ int main(int argc, char **argv) { free_condition(&search_conditions[n]); } + a = global_alias_list; + while(a) { + b = a->next; + free(a->alias); + free(a->value); + free(a); + a = b; + } + free(db_filename); free(db_filename_regexp_string); free(db_root_path);