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[/] [or1k_old/] [trunk/] [gdb-5.0/] [readline/] [examples/] [histexamp.c] - Rev 1782
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main () { char line[1024], *t; int len, done = 0; line[0] = 0; using_history (); while (!done) { printf ("history$ "); fflush (stdout); t = fgets (line, sizeof (line) - 1, stdin); if (t && *t) { len = strlen (t); if (t[len - 1] == '\n') t[len - 1] = '\0'; } if (!t) strcpy (line, "quit"); if (line[0]) { char *expansion; int result; using_history (); result = history_expand (line, &expansion); if (result) fprintf (stderr, "%s\n", expansion); if (result < 0 || result == 2) { free (expansion); continue; } add_history (expansion); strncpy (line, expansion, sizeof (line) - 1); free (expansion); } if (strcmp (line, "quit") == 0) done = 1; else if (strcmp (line, "save") == 0) write_history ("history_file"); else if (strcmp (line, "read") == 0) read_history ("history_file"); else if (strcmp (line, "list") == 0) { register HIST_ENTRY **the_list; register int i; the_list = history_list (); if (the_list) for (i = 0; the_list[i]; i++) printf ("%d: %s\n", i + history_base, the_list[i]->line); } else if (strncmp (line, "delete", 6) == 0) { int which; if ((sscanf (line + 6, "%d", &which)) == 1) { HIST_ENTRY *entry = remove_history (which); if (!entry) fprintf (stderr, "No such entry %d\n", which); else { free (entry->line); free (entry); } } else { fprintf (stderr, "non-numeric arg given to `delete'\n"); } } } }