//////////////////////////////////////////////////////////////////////
-// int test_and_set_hash(char *s, char **hashed, int hash_size) {
- // uint32_t code = 0, mask;
- // int result;
-
- // for(int k = 0; s[k]; k++) {
- // code += ((uint32_t) (s[k])) << (8 * k%4);
- // }
-
- // code = code%hash_table_size;
-
- // if(hashed[code]) {
- // } else {
-
- // }
-// }
-
-//////////////////////////////////////////////////////////////////////
-
// This looks severely Linux-only ...
void inject_into_tty_buffer(char *line) {
- char *tty = ttyname(STDIN_FILENO);
- int fd = open(tty, O_RDWR);
-
struct termios oldtio, newtio;
-
- if (fd >= 0) {
- // Save current port settings
- tcgetattr(fd,&oldtio);
- memset(&newtio, 0, sizeof(newtio));
- // Set input mode (non-canonical, *no echo*,...)
- tcflush(fd, TCIFLUSH);
- tcsetattr(fd,TCSANOW, &newtio);
- // Put the selected line in the tty input buffer
- for(char *k = line; *k; k++) {
- ioctl(fd, TIOCSTI, k);
- }
- // Restore the old settings
- tcsetattr(fd,TCSANOW, &oldtio);
- close(fd);
- } else {
- cerr << "Can not open " << tty << "." << endl;
- exit(1);
+ tcgetattr(STDIN_FILENO,&oldtio);
+ memset(&newtio, 0, sizeof(newtio));
+ // Set input mode (non-canonical, *no echo*,...)
+ tcsetattr(STDIN_FILENO, TCSANOW, &newtio);
+ // Put the selected line in the tty input buffer
+ for(char *k = line; *k; k++) {
+ ioctl(STDIN_FILENO, TIOCSTI, k);
}
+ // Restore the old settings
+ tcsetattr(STDIN_FILENO, TCSANOW, &oldtio);
}
//////////////////////////////////////////////////////////////////////
}
}
+//////////////////////////////////////////////////////////////////////
+// A quick and dirty hash table
+
+int *new_hash_table(int hash_table_size) {
+ int *result;
+ result = new int[hash_table_size];
+ for(int k = 0; k < hash_table_size; k++) {
+ result[k] = -1;
+ }
+ return result;
+}
+
+int test_and_add(char *new_string, int new_index,
+ char **strings, int *hash_table, int hash_table_size) {
+ unsigned int code = 0;
+
+ for(int k = 0; new_string[k]; k++) {
+ code += int(new_string[k]) << (8 * k%4);
+ }
+
+ code = code % hash_table_size;
+
+ while(hash_table[code] >= 0) {
+ if(strcmp(new_string, strings[hash_table[code]]) == 0) return 1;
+ code = (code + 1) % hash_table_size;
+ }
+
+ hash_table[code] = new_index;
+
+ return 0;
+}
+
//////////////////////////////////////////////////////////////////////
int previous_visible(int current_line, int nb_lines, char **lines, int nb_patterns, char **patterns) {
addstr("\n");
- int nb_printed_lines = 1;
+ int nb_printed_lines = 0;
// Here new_line is either a line number matching the patterns, or -1
}
}
- if(last_line < nb_lines - 1) {
+ if(nb_match < console_height - 1 && last_line < nb_lines - 1) {
last_line++;
while(last_line < nb_lines - 1 && !match(lines[last_line], nb_patterns, patterns)) {
last_line++;
*temporary_line = new_line;
- if(nb_printed_lines == 1) {
+ if(nb_printed_lines == 0) {
addnstr("[no selection]\n", console_width);
- nb_printed_lines++;
}
// Draw the modeline
sprintf(buffer, "%d/%d pattern: %s",
- nb_printed_lines - 1,
+ nb_printed_lines,
nb_lines,
pattern_list);
i++;
}
- else if(strcmp(argv[i], "-r") == 0) {
+ else if(strcmp(argv[i], "-d") == 0) {
remove_duplicates = 1;
i++;
}
<< " [-h]"
<< " [-v]"
<< " [-m]"
- << " [-r]"
+ << " [-d]"
<< " [-z]"
<< " [-i]"
<< " [-c <fg modeline> <bg modeline> <fg highlight> <bg highlight>]"
return 1;
}
+ int hash_table_size = nb_lines_max * 10;
+ int *hash_table = 0;
+
+ if(remove_duplicates) {
+ hash_table = new_hash_table(hash_table_size);
+ }
+
while(nb_lines < nb_lines_max && !file.eof()) {
file.getline(buffer, buffer_size);
if(strcmp(buffer, "") != 0) {
char *s = buffer;
+
if(zsh_history && *s == ':') {
while(*s && *s != ';') s++;
if(*s == ';') s++;
while(*s == ' ' || (*s >= '0' && *s <= '9')) s++;
}
- if(!remove_duplicates || nb_lines == 0 || strcmp(lines[nb_lines - 1], s)) {
+ if(!hash_table || !test_and_add(s, nb_lines, lines, hash_table, hash_table_size)) {
lines[nb_lines] = new char[strlen(s) + 1];
strcpy(lines[nb_lines], s);
nb_lines++;
}
}
+ delete[] hash_table;
+
if(inverse_order) {
for(int i = 0; i < nb_lines/2; i++) {
char *s = lines[nb_lines - 1 - i];
patterns[patterns_point] = '\0';
}
- else if(key == KEY_BACKSPACE || key == '\b' ||
+ else if(key == KEY_BACKSPACE || key == '\b' || key == '\7f' ||
key == KEY_DC || key == '\ 4') {
if(patterns_point > 0) {
patterns_point--;