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-d3aeb78583b8master
parent
0fc2b81df8
commit
8d9b11a847
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@ -4,6 +4,8 @@ CVS code -
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- Don't free() realname on error, if it needs to be free()d later
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it will be (fixes crash on successful write after failed write,
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discovered by David Sobon).
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username_tab_completion()
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- Optimization and removal of useless vars (Rocco).
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nano 0.9.99-pre1 - 01/17/2001
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General
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53
files.c
53
files.c
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@ -575,7 +575,6 @@ int do_writeout_void(void)
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}
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#ifndef DISABLE_TABCOMP
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static char **homedirs;
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/* Return a malloc()ed string containing the actual directory, used
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* to convert ~user and ~/ notation...
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@ -703,7 +702,7 @@ int append_slash_if_dir(char *buf, int *lastWasTab, int *place)
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char **username_tab_completion(char *buf, int *num_matches)
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{
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char **matches = (char **) NULL, *line = NULL, *lineptr;
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char *matchline = NULL, *matchdir = NULL;
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char *matchline = NULL;
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int fd, i = 0, status = 1;
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char byte[1];
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@ -712,20 +711,15 @@ char **username_tab_completion(char *buf, int *num_matches)
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return NULL;
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}
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if (homedirs != NULL) {
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for (i = 0; i < *num_matches; i++)
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free(homedirs[i]);
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free(homedirs);
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homedirs = (char **) NULL;
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*num_matches = 0;
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}
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*num_matches = 0;
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matches = nmalloc(BUFSIZ * sizeof(char *));
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homedirs = nmalloc(BUFSIZ * sizeof(char *));
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strcat(buf, "*");
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do {
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i = 0;
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line = nmalloc(1);
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while ((status = read(fd, byte, 1)) != 0 && byte[0] != '\n') {
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line = nrealloc(line, 1);
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while ((status = read(fd, byte, 1)) == 1 && byte[0] != '\n') {
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line[i] = byte[0];
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i++;
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@ -740,41 +734,46 @@ char **username_tab_completion(char *buf, int *num_matches)
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if (check_wildcard_match(line, &buf[1]) == TRUE) {
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if (*num_matches == BUFSIZ)
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break;
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/* Cool, found a match. Add it to the list
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* This makes a lot more sense to me (Chris) this way...
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*/
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matchline = nmalloc(strlen(line) + 2);
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sprintf(matchline, "~%s", line);
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for (i = 0; i <= 4 && lineptr != NULL; i++)
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lineptr = strtok(NULL, ":");
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if (lineptr == NULL)
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break;
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if (lineptr != NULL) {
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matchdir = mallocstrcpy(matchdir, lineptr);
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homedirs[*num_matches] = matchdir;
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matches[*num_matches] = matchline;
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/* /etc/passwd entry has the required number of fields */
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++*num_matches;
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matches[*num_matches] = matchline;
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++*num_matches;
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/* If there's no more room, bail out */
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if (*num_matches == BUFSIZ)
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break;
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/* If there's no more room, bail out */
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if (*num_matches == BUFSIZ)
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break;
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}
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else {
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/* /etc/passwd entry is missing at least one field */
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free(matchline);
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}
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}
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free(line);
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} while (status != 0);
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} while (status == 1);
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free(line);
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close(fd);
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return matches;
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#ifdef DEBUG
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fprintf(stderr, "\nin username_tab_completion\n");
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#endif
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return (matches);
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}
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