2 * Copyright 1987, 1988 by MIT Student Information Processing Board
4 * Permission to use, copy, modify, and distribute this software and
5 * its documentation for any purpose is hereby granted, provided that
6 * the names of M.I.T. and the M.I.T. S.I.P.B. not be used in
7 * advertising or publicity pertaining to distribution of the software
8 * without specific, written prior permission. M.I.T. and the
9 * M.I.T. S.I.P.B. make no representations about the suitability of
10 * this software for any purpose. It is provided "as is" without
11 * express or implied warranty.
18 #include "ss_internal.h"
19 #define size sizeof(ss_data *)
25 int ss_create_invocation(const char *subsystem_name, const char *version_string,
26 void *info_ptr, ss_request_table *request_table_ptr,
30 ss_data *new_table = NULL;
31 ss_data **table = NULL;
32 ss_data **realloc_table = NULL;
36 new_table = (ss_data *) malloc(sizeof(ss_data));
39 memset(new_table, 0, sizeof(ss_data));
41 if (table == (ss_data **) NULL) {
42 table = (ss_data **) malloc(2 * size);
45 table[0] = table[1] = (ss_data *)NULL;
47 initialize_ss_error_table ();
49 for (sci_idx = 1; table[sci_idx] != (ss_data *)NULL; sci_idx++)
51 realloc_table = (ss_data **) realloc((char *)table,
52 ((unsigned)sci_idx+2)*size);
53 if (realloc_table == NULL)
56 table = realloc_table;
57 table[sci_idx+1] = (ss_data *) NULL;
58 table[sci_idx] = new_table;
60 new_table->subsystem_name = subsystem_name;
61 new_table->subsystem_version = version_string;
62 new_table->argv = (char **)NULL;
63 new_table->current_request = (char *)NULL;
64 new_table->info_dirs = (char **)malloc(sizeof(char *));
65 if (!new_table->info_dirs)
68 *new_table->info_dirs = (char *)NULL;
69 new_table->info_ptr = info_ptr;
70 new_table->prompt = malloc((unsigned)strlen(subsystem_name)+4);
71 if (!new_table->prompt)
74 strcpy(new_table->prompt, subsystem_name);
75 strcat(new_table->prompt, ": ");
77 new_table->abbrev_info = ss_abbrev_initialize("/etc/passwd", code_ptr);
79 new_table->abbrev_info = NULL;
81 new_table->flags.escape_disabled = 0;
82 new_table->flags.abbrevs_disabled = 0;
83 new_table->rqt_tables =
84 (ss_request_table **) calloc(2, sizeof(ss_request_table *));
85 if (!new_table->rqt_tables)
88 *(new_table->rqt_tables) = request_table_ptr;
89 *(new_table->rqt_tables+1) = (ss_request_table *) NULL;
91 new_table->readline_handle = 0;
92 new_table->readline_shutdown = 0;
93 new_table->readline = 0;
94 new_table->add_history = 0;
95 new_table->redisplay = 0;
96 new_table->rl_completion_matches = 0;
98 #if defined(HAVE_DLOPEN) && defined(SHARED_ELF_LIB)
99 ss_get_readline(sci_idx);
105 free(new_table->prompt);
106 free(new_table->info_dirs);
116 ss_delete_invocation(int sci_idx)
121 t = ss_info(sci_idx);
124 while(t->info_dirs[0] != (char *)NULL)
125 ss_delete_info_dir(sci_idx, t->info_dirs[0], &ignored_code);
127 #if defined(HAVE_DLOPEN) && defined(SHARED_ELF_LIB)
128 if (t->readline_shutdown)
129 (*t->readline_shutdown)(t);