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8a9bd6a5c6
a patch from error errorsson in [ruby-Bugs-17675]. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@15546 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
807 lines
20 KiB
C
807 lines
20 KiB
C
/* readline.c -- GNU Readline module
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Copyright (C) 1997-2001 Shugo Maeda */
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#ifdef RUBY_EXTCONF_H
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#include RUBY_EXTCONF_H
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#endif
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#include "ruby/config.h"
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#include <errno.h>
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#include <stdio.h>
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#include <string.h>
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#ifdef HAVE_READLINE_READLINE_H
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#include <readline/readline.h>
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#endif
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#ifdef HAVE_READLINE_HISTORY_H
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#include <readline/history.h>
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#endif
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#ifdef HAVE_EDITLINE_READLINE_H
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#include <editline/readline.h>
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#endif
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#include "ruby/ruby.h"
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#include "ruby/io.h"
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#include "ruby/signal.h"
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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static VALUE mReadline;
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#define COMPLETION_PROC "completion_proc"
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#define COMPLETION_CASE_FOLD "completion_case_fold"
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static ID completion_proc, completion_case_fold;
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#ifndef HAVE_RL_FILENAME_COMPLETION_FUNCTION
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# define rl_filename_completion_function filename_completion_function
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#endif
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#ifndef HAVE_RL_USERNAME_COMPLETION_FUNCTION
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# define rl_username_completion_function username_completion_function
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#endif
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#ifndef HAVE_RL_COMPLETION_MATCHES
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# define rl_completion_matches completion_matches
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#endif
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static char **readline_attempted_completion_function(const char *text,
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int start, int end);
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#ifdef HAVE_RL_EVENT_HOOK
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#define BUSY_WAIT 0
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static int readline_event(void);
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static int
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readline_event(void)
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{
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#if BUSY_WAIT
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rb_thread_schedule();
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#else
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fd_set rset;
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FD_ZERO(&rset);
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FD_SET(fileno(rl_instream), &rset);
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rb_thread_select(fileno(rl_instream) + 1, &rset, NULL, NULL, NULL);
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return 0;
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#endif
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}
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#endif
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static VALUE
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readline_readline(int argc, VALUE *argv, VALUE self)
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{
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VALUE tmp, add_hist, result;
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char *prompt = NULL;
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char *buff;
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int status;
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rb_secure(4);
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if (rb_scan_args(argc, argv, "02", &tmp, &add_hist) > 0) {
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SafeStringValue(tmp);
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prompt = RSTRING_PTR(tmp);
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}
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if (!isatty(0) && errno == EBADF) rb_raise(rb_eIOError, "stdin closed");
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buff = (char*)rb_protect((VALUE(*)_((VALUE)))readline, (VALUE)prompt,
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&status);
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if (status) {
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#if defined HAVE_RL_CLEANUP_AFTER_SIGNAL
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/* restore terminal mode and signal handler*/
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rl_cleanup_after_signal();
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#elif defined HAVE_RL_DEPREP_TERM_FUNCTION
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/* restore terminal mode */
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if (rl_deprep_term_function != NULL) /* NULL in libedit. [ruby-dev:29116] */
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(*rl_deprep_term_function)();
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else
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#else
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rl_deprep_terminal();
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#endif
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rb_jump_tag(status);
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}
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if (RTEST(add_hist) && buff) {
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add_history(buff);
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}
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if (buff) {
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result = rb_tainted_str_new2(buff);
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rb_enc_associate(result, rb_locale_encoding());
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}
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else
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result = Qnil;
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if (buff) free(buff);
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return result;
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}
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static VALUE
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readline_s_set_input(VALUE self, VALUE input)
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{
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rb_io_t *ifp;
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rb_secure(4);
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Check_Type(input, T_FILE);
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GetOpenFile(input, ifp);
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rl_instream = rb_io_stdio_file(ifp);
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return input;
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}
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static VALUE
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readline_s_set_output(VALUE self, VALUE output)
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{
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rb_io_t *ofp;
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rb_secure(4);
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Check_Type(output, T_FILE);
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GetOpenFile(output, ofp);
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rl_outstream = rb_io_stdio_file(ofp);
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return output;
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}
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static VALUE
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readline_s_set_completion_proc(VALUE self, VALUE proc)
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{
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rb_secure(4);
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if (!rb_respond_to(proc, rb_intern("call")))
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rb_raise(rb_eArgError, "argument must respond to `call'");
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return rb_ivar_set(mReadline, completion_proc, proc);
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}
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static VALUE
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readline_s_get_completion_proc(VALUE self)
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{
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rb_secure(4);
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return rb_attr_get(mReadline, completion_proc);
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}
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static VALUE
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readline_s_set_completion_case_fold(VALUE self, VALUE val)
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{
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rb_secure(4);
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return rb_ivar_set(mReadline, completion_case_fold, val);
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}
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static VALUE
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readline_s_get_completion_case_fold(VALUE self)
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{
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rb_secure(4);
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return rb_attr_get(mReadline, completion_case_fold);
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}
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static char **
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readline_attempted_completion_function(const char *text, int start, int end)
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{
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VALUE proc, ary, temp;
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char **result;
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int case_fold;
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int i, matches;
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proc = rb_attr_get(mReadline, completion_proc);
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if (NIL_P(proc))
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return NULL;
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#ifdef HAVE_RL_ATTEMPTED_COMPLETION_OVER
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rl_attempted_completion_over = 1;
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#endif
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case_fold = RTEST(rb_attr_get(mReadline, completion_case_fold));
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ary = rb_funcall(proc, rb_intern("call"), 1, rb_tainted_str_new2(text));
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if (TYPE(ary) != T_ARRAY)
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ary = rb_Array(ary);
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matches = RARRAY_LEN(ary);
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if (matches == 0)
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return NULL;
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result = ALLOC_N(char *, matches + 2);
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for (i = 0; i < matches; i++) {
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temp = rb_obj_as_string(RARRAY_PTR(ary)[i]);
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result[i + 1] = ALLOC_N(char, RSTRING_LEN(temp) + 1);
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strcpy(result[i + 1], RSTRING_PTR(temp));
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}
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result[matches + 1] = NULL;
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if (matches == 1) {
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result[0] = strdup(result[1]);
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}
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else {
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register int i = 1;
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int low = 100000;
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while (i < matches) {
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register int c1, c2, si;
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if (case_fold) {
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for (si = 0;
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(c1 = TOLOWER(result[i][si])) &&
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(c2 = TOLOWER(result[i + 1][si]));
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si++)
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if (c1 != c2) break;
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} else {
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for (si = 0;
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(c1 = result[i][si]) &&
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(c2 = result[i + 1][si]);
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si++)
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if (c1 != c2) break;
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}
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if (low > si) low = si;
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i++;
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}
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result[0] = ALLOC_N(char, low + 1);
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strncpy(result[0], result[1], low);
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result[0][low] = '\0';
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}
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return result;
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}
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static VALUE
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readline_s_vi_editing_mode(VALUE self)
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{
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#ifdef HAVE_RL_VI_EDITING_MODE
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rb_secure(4);
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rl_vi_editing_mode(1,0);
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return Qnil;
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#else
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rb_notimplement();
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return Qnil; /* not reached */
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#endif /* HAVE_RL_VI_EDITING_MODE */
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}
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static VALUE
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readline_s_emacs_editing_mode(VALUE self)
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{
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#ifdef HAVE_RL_EMACS_EDITING_MODE
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rb_secure(4);
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rl_emacs_editing_mode(1,0);
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return Qnil;
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#else
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rb_notimplement();
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return Qnil; /* not reached */
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#endif /* HAVE_RL_EMACS_EDITING_MODE */
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}
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static VALUE
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readline_s_set_completion_append_character(VALUE self, VALUE str)
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{
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#ifdef HAVE_RL_COMPLETION_APPEND_CHARACTER
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rb_secure(4);
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if (NIL_P(str)) {
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rl_completion_append_character = '\0';
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}
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else {
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SafeStringValue(str);
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if (RSTRING_LEN(str) == 0) {
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rl_completion_append_character = '\0';
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} else {
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rl_completion_append_character = RSTRING_PTR(str)[0];
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}
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}
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return self;
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#else
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rb_notimplement();
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return Qnil; /* not reached */
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#endif /* HAVE_RL_COMPLETION_APPEND_CHARACTER */
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}
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static VALUE
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readline_s_get_completion_append_character(VALUE self)
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{
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#ifdef HAVE_RL_COMPLETION_APPEND_CHARACTER
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VALUE str;
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rb_secure(4);
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if (rl_completion_append_character == '\0')
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return Qnil;
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str = rb_str_new("", 1);
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RSTRING_PTR(str)[0] = rl_completion_append_character;
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return str;
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#else
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rb_notimplement();
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return Qnil; /* not reached */
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#endif /* HAVE_RL_COMPLETION_APPEND_CHARACTER */
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}
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static VALUE
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readline_s_set_basic_word_break_characters(VALUE self, VALUE str)
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{
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#ifdef HAVE_RL_BASIC_WORD_BREAK_CHARACTERS
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static char *basic_word_break_characters = NULL;
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rb_secure(4);
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SafeStringValue(str);
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if (basic_word_break_characters == NULL) {
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basic_word_break_characters =
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ALLOC_N(char, RSTRING_LEN(str) + 1);
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}
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else {
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REALLOC_N(basic_word_break_characters, char, RSTRING_LEN(str) + 1);
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}
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strncpy(basic_word_break_characters,
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RSTRING_PTR(str), RSTRING_LEN(str));
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basic_word_break_characters[RSTRING_LEN(str)] = '\0';
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rl_basic_word_break_characters = basic_word_break_characters;
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return self;
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#else
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rb_notimplement();
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return Qnil; /* not reached */
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#endif /* HAVE_RL_BASIC_WORD_BREAK_CHARACTERS */
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}
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static VALUE
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readline_s_get_basic_word_break_characters(VALUE self, VALUE str)
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{
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#ifdef HAVE_RL_BASIC_WORD_BREAK_CHARACTERS
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rb_secure(4);
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if (rl_basic_word_break_characters == NULL)
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return Qnil;
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return rb_tainted_str_new2(rl_basic_word_break_characters);
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#else
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rb_notimplement();
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return Qnil; /* not reached */
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#endif /* HAVE_RL_BASIC_WORD_BREAK_CHARACTERS */
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}
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static VALUE
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readline_s_set_completer_word_break_characters(VALUE self, VALUE str)
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{
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#ifdef HAVE_RL_COMPLETER_WORD_BREAK_CHARACTERS
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static char *completer_word_break_characters = NULL;
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rb_secure(4);
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SafeStringValue(str);
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if (completer_word_break_characters == NULL) {
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completer_word_break_characters =
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ALLOC_N(char, RSTRING_LEN(str) + 1);
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}
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else {
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REALLOC_N(completer_word_break_characters, char, RSTRING_LEN(str) + 1);
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}
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strncpy(completer_word_break_characters,
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RSTRING_PTR(str), RSTRING_LEN(str));
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completer_word_break_characters[RSTRING_LEN(str)] = '\0';
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rl_completer_word_break_characters = completer_word_break_characters;
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return self;
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#else
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rb_notimplement();
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return Qnil; /* not reached */
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#endif /* HAVE_RL_COMPLETER_WORD_BREAK_CHARACTERS */
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}
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static VALUE
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readline_s_get_completer_word_break_characters(VALUE self, VALUE str)
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{
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#ifdef HAVE_RL_COMPLETER_WORD_BREAK_CHARACTERS
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rb_secure(4);
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if (rl_completer_word_break_characters == NULL)
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return Qnil;
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return rb_tainted_str_new2(rl_completer_word_break_characters);
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#else
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rb_notimplement();
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return Qnil; /* not reached */
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#endif /* HAVE_RL_COMPLETER_WORD_BREAK_CHARACTERS */
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}
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static VALUE
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readline_s_set_basic_quote_characters(VALUE self, VALUE str)
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{
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#ifdef HAVE_RL_BASIC_QUOTE_CHARACTERS
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static char *basic_quote_characters = NULL;
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rb_secure(4);
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SafeStringValue(str);
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if (basic_quote_characters == NULL) {
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basic_quote_characters =
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ALLOC_N(char, RSTRING_LEN(str) + 1);
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}
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else {
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REALLOC_N(basic_quote_characters, char, RSTRING_LEN(str) + 1);
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}
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strncpy(basic_quote_characters,
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RSTRING_PTR(str), RSTRING_LEN(str));
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basic_quote_characters[RSTRING_LEN(str)] = '\0';
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rl_basic_quote_characters = basic_quote_characters;
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return self;
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#else
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rb_notimplement();
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return Qnil; /* not reached */
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#endif /* HAVE_RL_BASIC_QUOTE_CHARACTERS */
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}
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static VALUE
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readline_s_get_basic_quote_characters(VALUE self, VALUE str)
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{
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#ifdef HAVE_RL_BASIC_QUOTE_CHARACTERS
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rb_secure(4);
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if (rl_basic_quote_characters == NULL)
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return Qnil;
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return rb_tainted_str_new2(rl_basic_quote_characters);
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#else
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rb_notimplement();
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return Qnil; /* not reached */
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#endif /* HAVE_RL_BASIC_QUOTE_CHARACTERS */
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}
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static VALUE
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readline_s_set_completer_quote_characters(VALUE self, VALUE str)
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{
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#ifdef HAVE_RL_COMPLETER_QUOTE_CHARACTERS
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static char *completer_quote_characters = NULL;
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rb_secure(4);
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SafeStringValue(str);
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if (completer_quote_characters == NULL) {
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completer_quote_characters =
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ALLOC_N(char, RSTRING_LEN(str) + 1);
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}
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else {
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REALLOC_N(completer_quote_characters, char, RSTRING_LEN(str) + 1);
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}
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strncpy(completer_quote_characters, RSTRING_PTR(str), RSTRING_LEN(str));
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completer_quote_characters[RSTRING_LEN(str)] = '\0';
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rl_completer_quote_characters = completer_quote_characters;
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return self;
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#else
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rb_notimplement();
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return Qnil; /* not reached */
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#endif /* HAVE_RL_COMPLETER_QUOTE_CHARACTERS */
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}
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static VALUE
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readline_s_get_completer_quote_characters(VALUE self, VALUE str)
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{
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#ifdef HAVE_RL_COMPLETER_QUOTE_CHARACTERS
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rb_secure(4);
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if (rl_completer_quote_characters == NULL)
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return Qnil;
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return rb_tainted_str_new2(rl_completer_quote_characters);
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#else
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rb_notimplement();
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return Qnil; /* not reached */
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#endif /* HAVE_RL_COMPLETER_QUOTE_CHARACTERS */
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}
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static VALUE
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readline_s_set_filename_quote_characters(VALUE self, VALUE str)
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{
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#ifdef HAVE_RL_FILENAME_QUOTE_CHARACTERS
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static char *filename_quote_characters = NULL;
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rb_secure(4);
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SafeStringValue(str);
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if (filename_quote_characters == NULL) {
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filename_quote_characters =
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ALLOC_N(char, RSTRING_LEN(str) + 1);
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}
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else {
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REALLOC_N(filename_quote_characters, char, RSTRING_LEN(str) + 1);
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}
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strncpy(filename_quote_characters, RSTRING_PTR(str), RSTRING_LEN(str));
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filename_quote_characters[RSTRING_LEN(str)] = '\0';
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rl_filename_quote_characters = filename_quote_characters;
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return self;
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#else
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rb_notimplement();
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return Qnil; /* not reached */
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#endif /* HAVE_RL_FILENAME_QUOTE_CHARACTERS */
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}
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static VALUE
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readline_s_get_filename_quote_characters(VALUE self, VALUE str)
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{
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#ifdef HAVE_RL_FILENAME_QUOTE_CHARACTERS
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rb_secure(4);
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if (rl_filename_quote_characters == NULL)
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return Qnil;
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return rb_tainted_str_new2(rl_filename_quote_characters);
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#else
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rb_notimplement();
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return Qnil; /* not reached */
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#endif /* HAVE_RL_FILENAME_QUOTE_CHARACTERS */
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}
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static VALUE
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hist_to_s(VALUE self)
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{
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return rb_str_new2("HISTORY");
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}
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static VALUE
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hist_get(VALUE self, VALUE index)
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{
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HIST_ENTRY *entry;
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int i;
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rb_secure(4);
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i = NUM2INT(index);
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if (i < 0) {
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i += history_length;
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}
|
|
entry = history_get(history_base + i);
|
|
if (entry == NULL) {
|
|
rb_raise(rb_eIndexError, "invalid index");
|
|
}
|
|
return rb_tainted_str_new2(entry->line);
|
|
}
|
|
|
|
static VALUE
|
|
hist_set(VALUE self, VALUE index, VALUE str)
|
|
{
|
|
#ifdef HAVE_REPLACE_HISTORY_ENTRY
|
|
HIST_ENTRY *entry;
|
|
int i;
|
|
|
|
rb_secure(4);
|
|
i = NUM2INT(index);
|
|
SafeStringValue(str);
|
|
if (i < 0) {
|
|
i += history_length;
|
|
}
|
|
entry = replace_history_entry(i, RSTRING_PTR(str), NULL);
|
|
if (entry == NULL) {
|
|
rb_raise(rb_eIndexError, "invalid index");
|
|
}
|
|
return str;
|
|
#else
|
|
rb_notimplement();
|
|
return Qnil; /* not reached */
|
|
#endif
|
|
}
|
|
|
|
static VALUE
|
|
hist_push(VALUE self, VALUE str)
|
|
{
|
|
rb_secure(4);
|
|
SafeStringValue(str);
|
|
add_history(RSTRING_PTR(str));
|
|
return self;
|
|
}
|
|
|
|
static VALUE
|
|
hist_push_method(int argc, VALUE *argv, VALUE self)
|
|
{
|
|
VALUE str;
|
|
|
|
rb_secure(4);
|
|
while (argc--) {
|
|
str = *argv++;
|
|
SafeStringValue(str);
|
|
add_history(RSTRING_PTR(str));
|
|
}
|
|
return self;
|
|
}
|
|
|
|
static VALUE
|
|
rb_remove_history(int index)
|
|
{
|
|
#ifdef HAVE_REMOVE_HISTORY
|
|
HIST_ENTRY *entry;
|
|
VALUE val;
|
|
|
|
rb_secure(4);
|
|
entry = remove_history(index);
|
|
if (entry) {
|
|
val = rb_tainted_str_new2(entry->line);
|
|
free(entry->line);
|
|
free(entry);
|
|
return val;
|
|
}
|
|
return Qnil;
|
|
#else
|
|
rb_notimplement();
|
|
return Qnil; /* not reached */
|
|
#endif
|
|
}
|
|
|
|
static VALUE
|
|
hist_pop(VALUE self)
|
|
{
|
|
rb_secure(4);
|
|
if (history_length > 0) {
|
|
return rb_remove_history(history_length - 1);
|
|
} else {
|
|
return Qnil;
|
|
}
|
|
}
|
|
|
|
static VALUE
|
|
hist_shift(VALUE self)
|
|
{
|
|
rb_secure(4);
|
|
if (history_length > 0) {
|
|
return rb_remove_history(0);
|
|
} else {
|
|
return Qnil;
|
|
}
|
|
}
|
|
|
|
static VALUE
|
|
hist_each(VALUE self)
|
|
{
|
|
HIST_ENTRY *entry;
|
|
int i;
|
|
|
|
rb_secure(4);
|
|
for (i = 0; i < history_length; i++) {
|
|
entry = history_get(history_base + i);
|
|
if (entry == NULL)
|
|
break;
|
|
rb_yield(rb_tainted_str_new2(entry->line));
|
|
}
|
|
return self;
|
|
}
|
|
|
|
static VALUE
|
|
hist_length(VALUE self)
|
|
{
|
|
rb_secure(4);
|
|
return INT2NUM(history_length);
|
|
}
|
|
|
|
static VALUE
|
|
hist_empty_p(VALUE self)
|
|
{
|
|
rb_secure(4);
|
|
return history_length == 0 ? Qtrue : Qfalse;
|
|
}
|
|
|
|
static VALUE
|
|
hist_delete_at(VALUE self, VALUE index)
|
|
{
|
|
int i;
|
|
|
|
rb_secure(4);
|
|
i = NUM2INT(index);
|
|
if (i < 0)
|
|
i += history_length;
|
|
if (i < 0 || i > history_length - 1) {
|
|
rb_raise(rb_eIndexError, "invalid index");
|
|
}
|
|
return rb_remove_history(i);
|
|
}
|
|
|
|
static VALUE
|
|
filename_completion_proc_call(VALUE self, VALUE str)
|
|
{
|
|
VALUE result;
|
|
char **matches;
|
|
int i;
|
|
|
|
matches = rl_completion_matches(StringValuePtr(str),
|
|
rl_filename_completion_function);
|
|
if (matches) {
|
|
result = rb_ary_new();
|
|
for (i = 0; matches[i]; i++) {
|
|
rb_ary_push(result, rb_tainted_str_new2(matches[i]));
|
|
free(matches[i]);
|
|
}
|
|
free(matches);
|
|
if (RARRAY_LEN(result) >= 2)
|
|
rb_ary_shift(result);
|
|
}
|
|
else {
|
|
result = Qnil;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
static VALUE
|
|
username_completion_proc_call(VALUE self, VALUE str)
|
|
{
|
|
VALUE result;
|
|
char **matches;
|
|
int i;
|
|
|
|
matches = rl_completion_matches(StringValuePtr(str),
|
|
rl_username_completion_function);
|
|
if (matches) {
|
|
result = rb_ary_new();
|
|
for (i = 0; matches[i]; i++) {
|
|
rb_ary_push(result, rb_tainted_str_new2(matches[i]));
|
|
free(matches[i]);
|
|
}
|
|
free(matches);
|
|
if (RARRAY_LEN(result) >= 2)
|
|
rb_ary_shift(result);
|
|
}
|
|
else {
|
|
result = Qnil;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
void
|
|
Init_readline()
|
|
{
|
|
VALUE history, fcomp, ucomp;
|
|
|
|
/* Allow conditional parsing of the ~/.inputrc file. */
|
|
rl_readline_name = "Ruby";
|
|
|
|
using_history();
|
|
|
|
completion_proc = rb_intern(COMPLETION_PROC);
|
|
completion_case_fold = rb_intern(COMPLETION_CASE_FOLD);
|
|
|
|
mReadline = rb_define_module("Readline");
|
|
rb_define_module_function(mReadline, "readline",
|
|
readline_readline, -1);
|
|
rb_define_singleton_method(mReadline, "input=",
|
|
readline_s_set_input, 1);
|
|
rb_define_singleton_method(mReadline, "output=",
|
|
readline_s_set_output, 1);
|
|
rb_define_singleton_method(mReadline, "completion_proc=",
|
|
readline_s_set_completion_proc, 1);
|
|
rb_define_singleton_method(mReadline, "completion_proc",
|
|
readline_s_get_completion_proc, 0);
|
|
rb_define_singleton_method(mReadline, "completion_case_fold=",
|
|
readline_s_set_completion_case_fold, 1);
|
|
rb_define_singleton_method(mReadline, "completion_case_fold",
|
|
readline_s_get_completion_case_fold, 0);
|
|
rb_define_singleton_method(mReadline, "vi_editing_mode",
|
|
readline_s_vi_editing_mode, 0);
|
|
rb_define_singleton_method(mReadline, "emacs_editing_mode",
|
|
readline_s_emacs_editing_mode, 0);
|
|
rb_define_singleton_method(mReadline, "completion_append_character=",
|
|
readline_s_set_completion_append_character, 1);
|
|
rb_define_singleton_method(mReadline, "completion_append_character",
|
|
readline_s_get_completion_append_character, 0);
|
|
rb_define_singleton_method(mReadline, "basic_word_break_characters=",
|
|
readline_s_set_basic_word_break_characters, 1);
|
|
rb_define_singleton_method(mReadline, "basic_word_break_characters",
|
|
readline_s_get_basic_word_break_characters, 0);
|
|
rb_define_singleton_method(mReadline, "completer_word_break_characters=",
|
|
readline_s_set_completer_word_break_characters, 1);
|
|
rb_define_singleton_method(mReadline, "completer_word_break_characters",
|
|
readline_s_get_completer_word_break_characters, 0);
|
|
rb_define_singleton_method(mReadline, "basic_quote_characters=",
|
|
readline_s_set_basic_quote_characters, 1);
|
|
rb_define_singleton_method(mReadline, "basic_quote_characters",
|
|
readline_s_get_basic_quote_characters, 0);
|
|
rb_define_singleton_method(mReadline, "completer_quote_characters=",
|
|
readline_s_set_completer_quote_characters, 1);
|
|
rb_define_singleton_method(mReadline, "completer_quote_characters",
|
|
readline_s_get_completer_quote_characters, 0);
|
|
rb_define_singleton_method(mReadline, "filename_quote_characters=",
|
|
readline_s_set_filename_quote_characters, 1);
|
|
rb_define_singleton_method(mReadline, "filename_quote_characters",
|
|
readline_s_get_filename_quote_characters, 0);
|
|
|
|
history = rb_obj_alloc(rb_cObject);
|
|
rb_extend_object(history, rb_mEnumerable);
|
|
rb_define_singleton_method(history,"to_s", hist_to_s, 0);
|
|
rb_define_singleton_method(history,"[]", hist_get, 1);
|
|
rb_define_singleton_method(history,"[]=", hist_set, 2);
|
|
rb_define_singleton_method(history,"<<", hist_push, 1);
|
|
rb_define_singleton_method(history,"push", hist_push_method, -1);
|
|
rb_define_singleton_method(history,"pop", hist_pop, 0);
|
|
rb_define_singleton_method(history,"shift", hist_shift, 0);
|
|
rb_define_singleton_method(history,"each", hist_each, 0);
|
|
rb_define_singleton_method(history,"length", hist_length, 0);
|
|
rb_define_singleton_method(history,"size", hist_length, 0);
|
|
rb_define_singleton_method(history,"empty?", hist_empty_p, 0);
|
|
rb_define_singleton_method(history,"delete_at", hist_delete_at, 1);
|
|
rb_define_const(mReadline, "HISTORY", history);
|
|
|
|
fcomp = rb_obj_alloc(rb_cObject);
|
|
rb_define_singleton_method(fcomp, "call",
|
|
filename_completion_proc_call, 1);
|
|
rb_define_const(mReadline, "FILENAME_COMPLETION_PROC", fcomp);
|
|
|
|
ucomp = rb_obj_alloc(rb_cObject);
|
|
rb_define_singleton_method(ucomp, "call",
|
|
username_completion_proc_call, 1);
|
|
rb_define_const(mReadline, "USERNAME_COMPLETION_PROC", ucomp);
|
|
#if defined HAVE_RL_LIBRARY_VERSION
|
|
rb_define_const(mReadline, "VERSION", rb_str_new2(rl_library_version));
|
|
#else
|
|
rb_define_const(mReadline, "VERSION", rb_str_new2("2.0 or prior version"));
|
|
#endif
|
|
|
|
rl_attempted_completion_function = readline_attempted_completion_function;
|
|
#ifdef HAVE_RL_EVENT_HOOK
|
|
rl_event_hook = readline_event;
|
|
#endif
|
|
#ifdef HAVE_RL_CLEAR_SIGNALS
|
|
rl_clear_signals();
|
|
#endif
|
|
}
|