73 lines
2.6 KiB
C
73 lines
2.6 KiB
C
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/*
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* Jim - Readline bindings for Jim
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*
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* Copyright 2005 Salvatore Sanfilippo <antirez@invece.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE JIM TCL PROJECT ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
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* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* JIM TCL PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* The views and conclusions contained in the software and documentation
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* are those of the authors and should not be interpreted as representing
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* official policies, either expressed or implied, of the Jim Tcl Project.
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*/
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#include <jim.h>
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#include <readline/readline.h>
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#include <readline/history.h>
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static int JimRlReadlineCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
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{
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char *line;
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if (argc != 2) {
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Jim_WrongNumArgs(interp, 1, argv, "prompt");
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return JIM_ERR;
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}
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line = readline(Jim_String(argv[1]));
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if (!line) {
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return JIM_EXIT;
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}
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Jim_SetResult(interp, Jim_NewStringObj(interp, line, -1));
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return JIM_OK;
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}
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static int JimRlAddHistoryCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
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{
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if (argc != 2) {
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Jim_WrongNumArgs(interp, 1, argv, "string");
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return JIM_ERR;
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}
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add_history(Jim_String(argv[1]));
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return JIM_OK;
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}
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int Jim_readlineInit(Jim_Interp *interp)
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{
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Jim_PackageProvideCheck(interp, "readline");
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Jim_CreateCommand(interp, "readline.readline", JimRlReadlineCommand, NULL, NULL);
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Jim_CreateCommand(interp, "readline.addhistory", JimRlAddHistoryCommand, NULL, NULL);
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return JIM_OK;
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}
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