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9255ee31 EZ |
1 | /* Copyright (C) 1987-2002 Free Software Foundation, Inc. |
2 | ||
3 | This file is part of the GNU Readline Library, a library for | |
4 | reading lines of text with interactive input and history editing. | |
5 | ||
6 | The GNU Readline Library is free software; you can redistribute it | |
7 | and/or modify it under the terms of the GNU General Public License | |
8 | as published by the Free Software Foundation; either version 2, or | |
9 | (at your option) any later version. | |
10 | ||
11 | The GNU Readline Library is distributed in the hope that it will be | |
12 | useful, but WITHOUT ANY WARRANTY; without even the implied warranty | |
13 | of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | The GNU General Public License is often shipped with GNU software, and | |
17 | is generally kept in a file called COPYING or LICENSE. If you do not | |
18 | have a copy of the license, write to the Free Software Foundation, | |
19 | 59 Temple Place, Suite 330, Boston, MA 02111 USA. */ | |
20 | ||
21 | #include <stdio.h> | |
22 | ||
23 | #ifdef READLINE_LIBRARY | |
24 | # include "history.h" | |
25 | #else | |
26 | # include <readline/history.h> | |
27 | #endif | |
28 | ||
5bdf8622 DJ |
29 | #include <string.h> |
30 | ||
9255ee31 EZ |
31 | main (argc, argv) |
32 | int argc; | |
33 | char **argv; | |
d60d9f65 SS |
34 | { |
35 | char line[1024], *t; | |
5bdf8622 | 36 | int len, done; |
d60d9f65 SS |
37 | |
38 | line[0] = 0; | |
5bdf8622 | 39 | done = 0; |
d60d9f65 SS |
40 | |
41 | using_history (); | |
42 | while (!done) | |
43 | { | |
44 | printf ("history$ "); | |
45 | fflush (stdout); | |
46 | t = fgets (line, sizeof (line) - 1, stdin); | |
47 | if (t && *t) | |
5bdf8622 DJ |
48 | { |
49 | len = strlen (t); | |
50 | if (t[len - 1] == '\n') | |
51 | t[len - 1] = '\0'; | |
52 | } | |
d60d9f65 SS |
53 | |
54 | if (!t) | |
5bdf8622 | 55 | strcpy (line, "quit"); |
d60d9f65 SS |
56 | |
57 | if (line[0]) | |
5bdf8622 DJ |
58 | { |
59 | char *expansion; | |
60 | int result; | |
d60d9f65 | 61 | |
5bdf8622 | 62 | using_history (); |
d60d9f65 | 63 | |
5bdf8622 DJ |
64 | result = history_expand (line, &expansion); |
65 | if (result) | |
66 | fprintf (stderr, "%s\n", expansion); | |
d60d9f65 | 67 | |
5bdf8622 DJ |
68 | if (result < 0 || result == 2) |
69 | { | |
70 | free (expansion); | |
71 | continue; | |
72 | } | |
d60d9f65 | 73 | |
5bdf8622 DJ |
74 | add_history (expansion); |
75 | strncpy (line, expansion, sizeof (line) - 1); | |
76 | free (expansion); | |
77 | } | |
d60d9f65 SS |
78 | |
79 | if (strcmp (line, "quit") == 0) | |
5bdf8622 | 80 | done = 1; |
d60d9f65 | 81 | else if (strcmp (line, "save") == 0) |
5bdf8622 | 82 | write_history ("history_file"); |
d60d9f65 | 83 | else if (strcmp (line, "read") == 0) |
5bdf8622 | 84 | read_history ("history_file"); |
d60d9f65 | 85 | else if (strcmp (line, "list") == 0) |
5bdf8622 DJ |
86 | { |
87 | register HIST_ENTRY **the_list; | |
88 | register int i; | |
89 | time_t tt; | |
90 | char timestr[128]; | |
91 | ||
92 | the_list = history_list (); | |
93 | if (the_list) | |
94 | for (i = 0; the_list[i]; i++) | |
95 | { | |
96 | tt = history_get_time (the_list[i]); | |
97 | if (tt) | |
98 | strftime (timestr, sizeof (timestr), "%a %R", localtime(&tt)); | |
99 | else | |
100 | strcpy (timestr, "??"); | |
101 | printf ("%d: %s: %s\n", i + history_base, timestr, the_list[i]->line); | |
102 | } | |
103 | } | |
d60d9f65 | 104 | else if (strncmp (line, "delete", 6) == 0) |
5bdf8622 DJ |
105 | { |
106 | int which; | |
107 | if ((sscanf (line + 6, "%d", &which)) == 1) | |
108 | { | |
109 | HIST_ENTRY *entry = remove_history (which); | |
110 | if (!entry) | |
111 | fprintf (stderr, "No such entry %d\n", which); | |
112 | else | |
113 | { | |
114 | free (entry->line); | |
115 | free (entry); | |
116 | } | |
117 | } | |
118 | else | |
119 | { | |
120 | fprintf (stderr, "non-numeric arg given to `delete'\n"); | |
121 | } | |
122 | } | |
d60d9f65 SS |
123 | } |
124 | } |