Commit | Line | Data |
---|---|---|
d60d9f65 SS |
1 | main () |
2 | { | |
3 | char line[1024], *t; | |
4 | int len, done = 0; | |
5 | ||
6 | line[0] = 0; | |
7 | ||
8 | using_history (); | |
9 | while (!done) | |
10 | { | |
11 | printf ("history$ "); | |
12 | fflush (stdout); | |
13 | t = fgets (line, sizeof (line) - 1, stdin); | |
14 | if (t && *t) | |
15 | { | |
16 | len = strlen (t); | |
17 | if (t[len - 1] == '\n') | |
18 | t[len - 1] = '\0'; | |
19 | } | |
20 | ||
21 | if (!t) | |
22 | strcpy (line, "quit"); | |
23 | ||
24 | if (line[0]) | |
25 | { | |
26 | char *expansion; | |
27 | int result; | |
28 | ||
29 | using_history (); | |
30 | ||
31 | result = history_expand (line, &expansion); | |
32 | if (result) | |
33 | fprintf (stderr, "%s\n", expansion); | |
34 | ||
35 | if (result < 0 || result == 2) | |
36 | { | |
37 | free (expansion); | |
38 | continue; | |
39 | } | |
40 | ||
41 | add_history (expansion); | |
42 | strncpy (line, expansion, sizeof (line) - 1); | |
43 | free (expansion); | |
44 | } | |
45 | ||
46 | if (strcmp (line, "quit") == 0) | |
47 | done = 1; | |
48 | else if (strcmp (line, "save") == 0) | |
49 | write_history ("history_file"); | |
50 | else if (strcmp (line, "read") == 0) | |
51 | read_history ("history_file"); | |
52 | else if (strcmp (line, "list") == 0) | |
53 | { | |
54 | register HIST_ENTRY **the_list; | |
55 | register int i; | |
56 | ||
57 | the_list = history_list (); | |
58 | if (the_list) | |
59 | for (i = 0; the_list[i]; i++) | |
60 | printf ("%d: %s\n", i + history_base, the_list[i]->line); | |
61 | } | |
62 | else if (strncmp (line, "delete", 6) == 0) | |
63 | { | |
64 | int which; | |
65 | if ((sscanf (line + 6, "%d", &which)) == 1) | |
66 | { | |
67 | HIST_ENTRY *entry = remove_history (which); | |
68 | if (!entry) | |
69 | fprintf (stderr, "No such entry %d\n", which); | |
70 | else | |
71 | { | |
72 | free (entry->line); | |
73 | free (entry); | |
74 | } | |
75 | } | |
76 | else | |
77 | { | |
78 | fprintf (stderr, "non-numeric arg given to `delete'\n"); | |
79 | } | |
80 | } | |
81 | } | |
82 | } |