username_tab_completion(): - Optimization and removal of useless vars (Rocco).

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@491 35c25a1d-7b9e-4130-9fde-d3aeb78583b8
This commit is contained in:
Chris Allegretta 2001-01-19 04:17:24 +00:00
parent 0fc2b81df8
commit 8d9b11a847
2 changed files with 28 additions and 27 deletions

View File

@ -4,6 +4,8 @@ CVS code -
- Don't free() realname on error, if it needs to be free()d later
it will be (fixes crash on successful write after failed write,
discovered by David Sobon).
username_tab_completion()
- Optimization and removal of useless vars (Rocco).
nano 0.9.99-pre1 - 01/17/2001
General

53
files.c
View File

@ -575,7 +575,6 @@ int do_writeout_void(void)
}
#ifndef DISABLE_TABCOMP
static char **homedirs;
/* Return a malloc()ed string containing the actual directory, used
* to convert ~user and ~/ notation...
@ -703,7 +702,7 @@ int append_slash_if_dir(char *buf, int *lastWasTab, int *place)
char **username_tab_completion(char *buf, int *num_matches)
{
char **matches = (char **) NULL, *line = NULL, *lineptr;
char *matchline = NULL, *matchdir = NULL;
char *matchline = NULL;
int fd, i = 0, status = 1;
char byte[1];
@ -712,20 +711,15 @@ char **username_tab_completion(char *buf, int *num_matches)
return NULL;
}
if (homedirs != NULL) {
for (i = 0; i < *num_matches; i++)
free(homedirs[i]);
free(homedirs);
homedirs = (char **) NULL;
*num_matches = 0;
}
*num_matches = 0;
matches = nmalloc(BUFSIZ * sizeof(char *));
homedirs = nmalloc(BUFSIZ * sizeof(char *));
strcat(buf, "*");
do {
i = 0;
line = nmalloc(1);
while ((status = read(fd, byte, 1)) != 0 && byte[0] != '\n') {
line = nrealloc(line, 1);
while ((status = read(fd, byte, 1)) == 1 && byte[0] != '\n') {
line[i] = byte[0];
i++;
@ -740,41 +734,46 @@ char **username_tab_completion(char *buf, int *num_matches)
if (check_wildcard_match(line, &buf[1]) == TRUE) {
if (*num_matches == BUFSIZ)
break;
/* Cool, found a match. Add it to the list
* This makes a lot more sense to me (Chris) this way...
*/
matchline = nmalloc(strlen(line) + 2);
sprintf(matchline, "~%s", line);
for (i = 0; i <= 4 && lineptr != NULL; i++)
lineptr = strtok(NULL, ":");
if (lineptr == NULL)
break;
if (lineptr != NULL) {
matchdir = mallocstrcpy(matchdir, lineptr);
homedirs[*num_matches] = matchdir;
matches[*num_matches] = matchline;
/* /etc/passwd entry has the required number of fields */
++*num_matches;
matches[*num_matches] = matchline;
++*num_matches;
/* If there's no more room, bail out */
if (*num_matches == BUFSIZ)
break;
/* If there's no more room, bail out */
if (*num_matches == BUFSIZ)
break;
}
else {
/* /etc/passwd entry is missing at least one field */
free(matchline);
}
}
free(line);
} while (status != 0);
} while (status == 1);
free(line);
close(fd);
return matches;
#ifdef DEBUG
fprintf(stderr, "\nin username_tab_completion\n");
#endif
return (matches);
}