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109 lines
2.7 KiB
C
109 lines
2.7 KiB
C
/* radare - LGPL - Copyright 2007-2019 - pancake */
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#include <r_util.h>
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#include <r_cons.h>
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static R_TH_LOCAL RLine r_line_instance;
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#define I r_line_instance
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R_API RLine *r_line_singleton(void) {
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return &r_line_instance;
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}
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R_API RLine *r_line_new(void) {
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I.hist_up = NULL;
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I.hist_down = NULL;
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I.prompt = strdup ("> ");
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I.contents = NULL;
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I.enable_vi_mode = false;
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I.clipboard = NULL;
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I.kill_ring = r_list_newf (free);
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I.kill_ring_ptr = -1;
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#if R2__WINDOWS__
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I.vtmode = r_cons_is_vtcompat ();
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#else
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I.vtmode = 2;
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#endif
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r_line_completion_init (&I.completion, 4096);
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return &I;
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}
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R_API void r_line_free(void) {
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// XXX: prompt out of the heap?
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free ((void *)I.prompt);
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I.prompt = NULL;
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r_list_free (I.kill_ring);
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r_line_hist_free ();
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r_line_completion_fini (&I.completion);
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}
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R_API void r_line_clipboard_push(const char *str) {
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I.kill_ring_ptr += 1;
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r_list_insert (I.kill_ring, I.kill_ring_ptr, strdup (str));
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}
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// handle const or dynamic prompts?
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R_API void r_line_set_prompt(const char *prompt) {
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free (I.prompt);
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I.prompt = strdup (prompt);
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RCons *cons = r_cons_singleton ();
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I.cb_fkey = cons->cb_fkey;
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}
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// handle const or dynamic prompts?
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R_API char *r_line_get_prompt(void) {
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return strdup (I.prompt);
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}
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R_API void r_line_completion_init(RLineCompletion *completion, size_t args_limit) {
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completion->run = NULL;
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completion->run_user = NULL;
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completion->args_limit = args_limit;
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r_pvector_init (&completion->args, free);
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}
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R_API void r_line_completion_fini(RLineCompletion *completion) {
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r_line_completion_clear (completion);
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}
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R_API void r_line_completion_push(RLineCompletion *completion, const char *str) {
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R_RETURN_IF_FAIL (completion && str);
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if (completion->quit) {
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return;
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}
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if (r_pvector_length (&completion->args) < completion->args_limit) {
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char *s = strdup (str);
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if (s) {
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r_pvector_push (&completion->args, (void *)s);
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}
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} else {
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completion->quit = true;
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R_LOG_WARN ("Maximum completion capacity reached, increase scr.maxtab");
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}
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}
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R_API void r_line_completion_set(RLineCompletion *completion, int argc, const char **argv) {
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R_RETURN_IF_FAIL (completion && (argc >= 0));
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r_line_completion_clear (completion);
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if (argc > completion->args_limit) {
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argc = completion->args_limit;
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R_LOG_DEBUG ("Maximum completion capacity reached, increase scr.maxtab (%d %d)",
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argc, completion->args_limit);
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}
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size_t count = R_MIN (argc, completion->args_limit);
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if (r_pvector_reserve (&completion->args, count)) {
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int i;
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for (i = 0; i < count; i++) {
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r_line_completion_push (completion, argv[i]);
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}
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}
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}
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R_API void r_line_completion_clear(RLineCompletion *completion) {
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R_RETURN_IF_FAIL (completion);
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completion->quit = false;
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r_pvector_clear (&completion->args);
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}
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#include "dietline.c"
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