7
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1 /* vi:set ts=8 sw=4:
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2 *
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3 * VIM - Vi IMproved by Bram Moolenaar
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4 *
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5 * Do ":help uganda" in Vim to read copying and usage conditions.
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6 * Do ":help credits" in Vim to see a list of people who contributed.
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7 * See README.txt for an overview of the Vim source code.
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8 */
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9
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10 /*
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11 * Tcl extensions by Ingo Wilken <Ingo.Wilken@informatik.uni-oldenburg.de>
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12 * Last modification: Wed May 10 21:28:44 CEST 2000
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13 * Requires Tcl 8.0 or higher.
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14 *
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15 * Variables:
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16 * ::vim::current(buffer) # Name of buffer command for current buffer.
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17 * ::vim::current(window) # Name of window command for current window.
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18 * ::vim::range(start) # Start of current range (line number).
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19 * ::vim::range(end) # End of current range (line number).
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20 * ::vim::lbase # Start of line/column numbers (1 or 0).
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21 *
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22 * Commands:
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23 * ::vim::command {cmd} # Execute ex command {cmd}.
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24 * ::vim::option {opt} [val] # Get/Set option {opt}.
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25 * ::vim::expr {expr} # Evaluate {expr} using vim's evaluator.
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26 * ::vim::beep # Guess.
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27 *
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28 * set buf [::vim::buffer {n}] # Create Tcl command for buffer N.
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29 * set bl [::vim::buffer list] # Get list of Tcl commands of all buffers.
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30 * ::vim::buffer exists {n} # True if buffer {n} exists.
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31 *
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32 * set wl [::vim::window list] # Get list of Tcl commands of all windows.
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33 *
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34 * set n [$win height] # Report window height.
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35 * $win height {n} # Set window height to {n}.
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36 * array set pos [$win cursor] # Get cursor position.
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37 * $win cursor {row} {col} # Set cursor position.
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38 * $win cursor pos # Set cursor position from array var "pos"
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39 * $win delcmd {cmd} # Register callback command for closed window.
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40 * $win option {opt} [val] # Get/Set vim option in context of $win.
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41 * $win command {cmd} # Execute ex command in context of $win.
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42 * $win expr {expr} # Evaluate vim expression in context of $win.
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43 * set buf [$win buffer] # Create Tcl command for window's buffer.
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44 *
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45 * $buf name # Reports file name in buffer.
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46 * $buf number # Reports buffer number.
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47 * set l [$buf get {n}] # Get buffer line {n} as a string.
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48 * set L [$buf get {n} {m}] # Get lines {n} through {m} as a list.
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49 * $buf count # Reports number of lines in buffer.
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50 * $buf last # Reports number of last line in buffer.
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51 * $buf delete {n} # Delete line {n}.
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52 * $buf delete {n} {m} # Delete lines {n} through {m}.
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53 * $buf set {n} {l} # Set line {n} to string {l}.
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54 * $buf set {n} {m} {L} # Set lines {n} through {m} from list {L}.
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55 * # Delete/inserts lines as appropriate.
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56 * $buf option {opt} [val] # Get/Set vim option in context of $buf.
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57 * $buf command {cmd} # Execute ex command in context of $buf
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58 * $buf expr {cmd} # Evaluate vim expression in context of $buf.
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59 * array set pos [$buf mark {m}] # Get position of mark.
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60 * $buf append {n} {str} # Append string {str} to buffer,after line {n}.
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61 * $buf insert {n} {str} # Insert string {str} in buffer as line {n}.
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62 * $buf delcmd {cmd} # Register callback command for deleted buffer.
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63 * set wl [$buf windows] # Get list of Tcl commands for all windows of
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64 * # this buffer.
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65 TODO:
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66 * ::vim::buffer new # create new buffer + Tcl command
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67 */
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68
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69 #include "vim.h"
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70 #undef EXTERN /* tcl.h defines it too */
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71
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72 #ifdef DYNAMIC_TCL
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73 # define USE_TCL_STUBS /* use tcl's stubs mechanism */
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74 #endif
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75
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76 #include <tcl.h>
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77 #include <errno.h>
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78 #include <string.h>
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79
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80 typedef struct
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81 {
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82 Tcl_Interp *interp;
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83 int range_start, range_end;
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84 int lbase;
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85 char *curbuf, *curwin;
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86 } tcl_info;
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87
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88 static tcl_info tclinfo = { NULL, 0, 0, 0, NULL, NULL };
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89
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90 #define VAR_RANGE1 "::vim::range(start)"
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91 #define VAR_RANGE2 "::vim::range(begin)"
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92 #define VAR_RANGE3 "::vim::range(end)"
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93 #define VAR_CURBUF "::vim::current(buffer)"
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94 #define VAR_CURWIN "::vim::current(window)"
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95 #define VAR_LBASE "::vim::lbase"
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96 #define VAR_CURLINE "line"
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97 #define VAR_CURLNUM "lnum"
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98 #define VARNAME_SIZE 64
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99
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100 #define row2tcl(x) ((x) - (tclinfo.lbase==0))
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101 #define row2vim(x) ((x) + (tclinfo.lbase==0))
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102 #define col2tcl(x) ((x) + (tclinfo.lbase!=0))
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103 #define col2vim(x) ((x) - (tclinfo.lbase!=0))
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104
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105
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106 #define VIMOUT ((ClientData)1)
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107 #define VIMERR ((ClientData)2)
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108
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109 /*
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110 * List of Tcl interpreters who reference a vim window or buffer.
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111 * Each buffer and window has it's own list in the tcl_ref struct member.
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112 * We need this because Tcl can create sub-interpreters with the "interp"
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113 * command, and each interpreter can reference all windows and buffers.
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114 */
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115 struct ref
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116 {
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117 struct ref *next;
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118
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119 Tcl_Interp *interp;
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120 Tcl_Command cmd; /* Tcl command that represents this object */
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121 Tcl_Obj *delcmd; /* Tcl command to call when object is being del. */
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122 void *vimobj; /* Vim window or buffer (win_T* or buf_T*) */
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123 };
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124 static char * tclgetbuffer _ANSI_ARGS_((Tcl_Interp *interp, buf_T *buf));
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125 static char * tclgetwindow _ANSI_ARGS_((Tcl_Interp *interp, win_T *win));
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126 static int tclsetdelcmd _ANSI_ARGS_((Tcl_Interp *interp, struct ref *reflist, void *vimobj, Tcl_Obj *delcmd));
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127 static int tclgetlinenum _ANSI_ARGS_ ((Tcl_Interp *interp, Tcl_Obj *obj, int *valueP, buf_T *buf));
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128 static win_T *tclfindwin _ANSI_ARGS_ ((buf_T *buf));
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129 static int tcldoexcommand _ANSI_ARGS_ ((Tcl_Interp *interp, int objc, Tcl_Obj *CONST objv[], int objn));
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130 static int tclsetoption _ANSI_ARGS_ ((Tcl_Interp *interp, int objc, Tcl_Obj *CONST objv[], int objn));
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131 static int tclvimexpr _ANSI_ARGS_ ((Tcl_Interp *interp, int objc, Tcl_Obj *CONST objv[], int objn));
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132 static void tcldelthisinterp _ANSI_ARGS_ ((void));
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133
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134 static int vimerror _ANSI_ARGS_((Tcl_Interp *interp));
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135 static void tclmsg _ANSI_ARGS_((char *text));
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136 static void tclerrmsg _ANSI_ARGS_((char *text));
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137 static void tclupdatevars _ANSI_ARGS_((void));
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138
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139 static struct ref refsdeleted; /* dummy object for deleted ref list */
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140
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141 /*****************************************************************************
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142 * TCL interface manager
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143 ****************************************************************************/
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144
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145 #if defined(DYNAMIC_TCL) || defined(PROTO)
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146 # ifndef DYNAMIC_TCL_DLL
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147 # define DYNAMIC_TCL_DLL "tcl83.dll"
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148 # endif
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149 # ifndef DYNAMIC_TCL_VER
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150 # define DYNAMIC_TCL_VER "8.3"
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151 # endif
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152
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153 # ifndef DYNAMIC_TCL /* Just generating prototypes */
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154 typedef int HANDLE;
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155 # endif
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156
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157 /*
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158 * Declare HANDLE for perl.dll and function pointers.
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159 */
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160 static HANDLE hTclLib = NULL;
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161 Tcl_Interp* (*dll_Tcl_CreateInterp)();
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162
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163 /*
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164 * Table of name to function pointer of tcl.
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165 */
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166 #define TCL_PROC FARPROC
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167 static struct {
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168 char* name;
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169 TCL_PROC* ptr;
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170 } tcl_funcname_table[] = {
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171 {"Tcl_CreateInterp", (TCL_PROC*)&dll_Tcl_CreateInterp},
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172 {NULL, NULL},
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173 };
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174
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175 /*
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176 * Make all runtime-links of tcl.
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177 *
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178 * 1. Get module handle using LoadLibraryEx.
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179 * 2. Get pointer to perl function by GetProcAddress.
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180 * 3. Repeat 2, until get all functions will be used.
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181 *
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182 * Parameter 'libname' provides name of DLL.
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183 * Return OK or FAIL.
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184 */
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185 static int
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186 tcl_runtime_link_init(char *libname, int verbose)
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187 {
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188 int i;
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189
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190 if (hTclLib)
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191 return OK;
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192 if (!(hTclLib = LoadLibraryEx(libname, NULL, 0)))
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193 {
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194 if (verbose)
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195 EMSG2(_(e_loadlib), libname);
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196 return FAIL;
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197 }
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198 for (i = 0; tcl_funcname_table[i].ptr; ++i)
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199 {
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200 if (!(*tcl_funcname_table[i].ptr = GetProcAddress(hTclLib,
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201 tcl_funcname_table[i].name)))
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202 {
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203 FreeLibrary(hTclLib);
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204 hTclLib = NULL;
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205 if (verbose)
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206 EMSG2(_(e_loadfunc), tcl_funcname_table[i].name);
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207 return FAIL;
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208 }
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209 }
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210 return OK;
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211 }
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212 #endif /* defined(DYNAMIC_TCL) || defined(PROTO) */
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213
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214 #ifdef DYNAMIC_TCL
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215 static char *find_executable_arg = NULL;
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216 #endif
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217
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218 void
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219 vim_tcl_init(arg)
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220 char *arg;
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221 {
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222 #ifndef DYNAMIC_TCL
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223 Tcl_FindExecutable(arg);
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224 #else
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225 find_executable_arg = arg;
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226 #endif
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227 }
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228
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229 #if defined(DYNAMIC_TCL) || defined(PROTO)
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230
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231 static int stubs_initialized = FALSE;
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232
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233 /*
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234 * Return TRUE if the TCL interface can be used.
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235 */
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236 int
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237 tcl_enabled(verbose)
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238 int verbose;
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239 {
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240 if (!stubs_initialized && find_executable_arg != NULL
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241 && tcl_runtime_link_init(DYNAMIC_TCL_DLL, verbose) == OK)
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242 {
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243 Tcl_Interp *interp;
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244
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245 if (interp = dll_Tcl_CreateInterp())
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246 {
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247 if (Tcl_InitStubs(interp, DYNAMIC_TCL_VER, 0))
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248 {
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249 Tcl_FindExecutable(find_executable_arg);
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250 Tcl_DeleteInterp(interp);
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251 stubs_initialized = TRUE;
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252 }
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253 /* FIXME: When Tcl_InitStubs() was failed, how delete interp? */
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254 }
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255 }
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256 return stubs_initialized;
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257 }
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258 #endif
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259
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260 void
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261 tcl_end()
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262 {
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263 #ifdef DYNAMIC_TCL
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264 if (hTclLib)
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265 {
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266 FreeLibrary(hTclLib);
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267 hTclLib = NULL;
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268 }
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269 #endif
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270 }
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271
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272 /****************************************************************************
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273 Tcl commands
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274 ****************************************************************************/
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275
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276 /*
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277 * Replace standard "exit" and "catch" commands.
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278 *
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279 * This is a design flaw in Tcl - the standard "exit" command just calls
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280 * exit() and kills the application. It should return TCL_EXIT to the
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281 * app, which then decides if it wants to terminate or not. In our case,
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282 * we just delete the Tcl interpreter (and create a new one with the next
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283 * :tcl command).
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284 */
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285 #define TCL_EXIT 5
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286
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287 /* ARGSUSED */
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288 static int
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289 exitcmd(dummy, interp, objc, objv)
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290 ClientData dummy;
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291 Tcl_Interp *interp;
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292 int objc;
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293 Tcl_Obj *CONST objv[];
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294 {
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295 int value = 0;
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296
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297 switch (objc)
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298 {
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299 case 2:
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300 if (Tcl_GetIntFromObj(interp, objv[1], &value) != TCL_OK)
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301 break;
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302 /* FALLTHROUGH */
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303 case 1:
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304 Tcl_SetObjResult(interp, Tcl_NewIntObj(value));
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305 return TCL_EXIT;
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306 default:
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307 Tcl_WrongNumArgs(interp, 1, objv, "?returnCode?");
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308 }
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309 return TCL_ERROR;
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310 }
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311
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312 /* ARGSUSED */
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313 static int
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314 catchcmd(dummy, interp, objc, objv)
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315 ClientData dummy;
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316 Tcl_Interp *interp;
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317 int objc;
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318 Tcl_Obj *CONST objv[];
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319 {
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320 char *varname = NULL;
|
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321 int result;
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322
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323 switch (objc)
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324 {
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325 case 3:
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326 varname = Tcl_GetStringFromObj(objv[2], NULL);
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327 /* fallthrough */
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328 case 2:
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329 Tcl_ResetResult(interp);
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330 Tcl_AllowExceptions(interp);
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331 result = Tcl_EvalObj(interp, objv[1]);
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332 if (result == TCL_EXIT)
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333 return result;
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334 if (varname)
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335 {
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336 if (Tcl_SetVar(interp, varname, Tcl_GetStringResult(interp), 0) == NULL)
|
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337 {
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338 Tcl_SetResult(interp, "couldn't save command result in variable", TCL_STATIC);
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339 return TCL_ERROR;
|
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340 }
|
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341 }
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342 Tcl_SetObjResult(interp, Tcl_NewIntObj(result));
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343 return TCL_OK;
|
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344 default:
|
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345 Tcl_WrongNumArgs(interp, 1, objv, "command ?varName?");
|
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346 }
|
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347 return TCL_ERROR;
|
|
348 }
|
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349
|
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350 /*
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351 * "::vim::beep" - what Vi[m] does best :-)
|
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352 */
|
|
353 /* ARGSUSED */
|
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354 static int
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355 beepcmd(dummy, interp, objc, objv)
|
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356 ClientData dummy;
|
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357 Tcl_Interp *interp;
|
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358 int objc;
|
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359 Tcl_Obj *CONST objv[];
|
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360 {
|
|
361 if (objc != 1)
|
|
362 {
|
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363 Tcl_WrongNumArgs(interp, 1, objv, NULL);
|
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364 return TCL_ERROR;
|
|
365 }
|
|
366 vim_beep();
|
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367 return TCL_OK;
|
|
368 }
|
|
369
|
|
370 /*
|
|
371 * "::vim::buffer list" - create a list of buffer commands.
|
|
372 * "::vim::bufffer {N}" - create buffer command for buffer N.
|
|
373 * "::vim::buffer new" - create a new buffer (not implemented)
|
|
374 */
|
|
375 /* ARGSUSED */
|
|
376 static int
|
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377 buffercmd(dummy, interp, objc, objv)
|
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378 ClientData dummy;
|
|
379 Tcl_Interp *interp;
|
|
380 int objc;
|
|
381 Tcl_Obj *CONST objv[];
|
|
382 {
|
|
383 char *name;
|
|
384 buf_T *buf;
|
|
385 Tcl_Obj *resobj;
|
|
386 int err, n, idx;
|
|
387
|
|
388 enum {BCMD_EXISTS, BCMD_LIST};
|
|
389 static char *bcmdoptions[] =
|
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390 {
|
|
391 "exists", "list", (char *)0
|
|
392 };
|
|
393
|
|
394 if (objc < 2)
|
|
395 {
|
|
396 Tcl_WrongNumArgs(interp, 1, objv, "option");
|
|
397 return TCL_ERROR;
|
|
398 }
|
|
399 err = Tcl_GetIntFromObj(interp, objv[1], &n);
|
|
400 if (err == TCL_OK)
|
|
401 {
|
|
402 if (objc != 2)
|
|
403 {
|
|
404 Tcl_WrongNumArgs(interp, 1, objv, "bufNumber");
|
|
405 return TCL_ERROR;
|
|
406 }
|
|
407 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
408 {
|
|
409 if (buf->b_fnum == n)
|
|
410 {
|
|
411 name = tclgetbuffer(interp, buf);
|
|
412 if (name == NULL)
|
|
413 return TCL_ERROR;
|
|
414 Tcl_SetResult(interp, name, TCL_VOLATILE);
|
|
415 return TCL_OK;
|
|
416 }
|
|
417 }
|
|
418 Tcl_SetResult(interp, _("invalid buffer number"), TCL_STATIC);
|
|
419 return TCL_ERROR;
|
|
420 }
|
|
421 Tcl_ResetResult(interp); /* clear error from Tcl_GetIntFromObj */
|
|
422
|
|
423 err = Tcl_GetIndexFromObj(interp, objv[1], bcmdoptions, "option", 0, &idx);
|
|
424 if (err != TCL_OK)
|
|
425 return err;
|
|
426 switch (idx)
|
|
427 {
|
|
428 case BCMD_LIST:
|
|
429 if (objc != 2)
|
|
430 {
|
|
431 Tcl_WrongNumArgs(interp, 2, objv, "");
|
|
432 err = TCL_ERROR;
|
|
433 break;
|
|
434 }
|
|
435 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
436 {
|
|
437 name = tclgetbuffer(interp, buf);
|
|
438 if (name == NULL)
|
|
439 {
|
|
440 err = TCL_ERROR;
|
|
441 break;
|
|
442 }
|
|
443 Tcl_AppendElement(interp, name);
|
|
444 }
|
|
445 break;
|
|
446
|
|
447 case BCMD_EXISTS:
|
|
448 if (objc != 3)
|
|
449 {
|
|
450 Tcl_WrongNumArgs(interp, 2, objv, "bufNumber");
|
|
451 err = TCL_ERROR;
|
|
452 break;
|
|
453 }
|
|
454 err = Tcl_GetIntFromObj(interp, objv[2], &n);
|
|
455 if (err == TCL_OK)
|
|
456 {
|
|
457 buf = buflist_findnr(n);
|
|
458 resobj = Tcl_NewIntObj(buf != NULL);
|
|
459 Tcl_SetObjResult(interp, resobj);
|
|
460 }
|
|
461 break;
|
|
462
|
|
463 default:
|
|
464 Tcl_SetResult(interp, _("not implemented yet"), TCL_STATIC);
|
|
465 err = TCL_ERROR;
|
|
466 }
|
|
467 return err;
|
|
468 }
|
|
469
|
|
470 /*
|
|
471 * "::vim::window list" - create list of window commands.
|
|
472 */
|
|
473 /* ARGSUSED */
|
|
474 static int
|
|
475 windowcmd(dummy, interp, objc, objv)
|
|
476 ClientData dummy;
|
|
477 Tcl_Interp *interp;
|
|
478 int objc;
|
|
479 Tcl_Obj *CONST objv[];
|
|
480 {
|
|
481 char *what, *string;
|
|
482 win_T *win;
|
|
483
|
|
484 if (objc != 2)
|
|
485 {
|
|
486 Tcl_WrongNumArgs(interp, 1, objv, "option");
|
|
487 return TCL_ERROR;
|
|
488 }
|
|
489 what = Tcl_GetStringFromObj(objv[1], NULL);
|
|
490 if (strcmp(what, "list") == 0)
|
|
491 {
|
|
492 FOR_ALL_WINDOWS(win)
|
|
493 {
|
|
494 string = tclgetwindow(interp, win);
|
|
495 if (string == NULL)
|
|
496 return TCL_ERROR;
|
|
497 Tcl_AppendElement(interp, string);
|
|
498 }
|
|
499 return TCL_OK;
|
|
500 }
|
|
501 Tcl_SetResult(interp, _("unknown option"), TCL_STATIC);
|
|
502 return TCL_ERROR;
|
|
503 }
|
|
504
|
|
505 /*
|
|
506 * flags for bufselfcmd and winselfcmd to indicate outstanding actions.
|
|
507 */
|
|
508 #define FL_UPDATE_SCREEN (1<<0)
|
|
509 #define FL_UPDATE_CURBUF (1<<1)
|
|
510 #define FL_ADJUST_CURSOR (1<<2)
|
|
511
|
|
512 /*
|
|
513 * This function implements the buffer commands.
|
|
514 */
|
|
515 static int
|
|
516 bufselfcmd(ref, interp, objc, objv)
|
|
517 ClientData ref;
|
|
518 Tcl_Interp *interp;
|
|
519 int objc;
|
|
520 Tcl_Obj *CONST objv[];
|
|
521 {
|
|
522 int opt, err, idx, flags;
|
|
523 int val1, val2, n, i;
|
|
524 buf_T *buf, *savebuf;
|
|
525 win_T *win, *savewin;
|
|
526 Tcl_Obj *resobj;
|
|
527 pos_T *pos;
|
|
528 char *line;
|
|
529
|
|
530 enum
|
|
531 {
|
|
532 BUF_APPEND, BUF_COMMAND, BUF_COUNT, BUF_DELCMD, BUF_DELETE, BUF_EXPR,
|
|
533 BUF_GET, BUF_INSERT, BUF_LAST, BUF_MARK, BUF_NAME, BUF_NUMBER,
|
|
534 BUF_OPTION, BUF_SET, BUF_WINDOWS
|
|
535 };
|
|
536 static char *bufoptions[] =
|
|
537 {
|
|
538 "append", "command", "count", "delcmd", "delete", "expr",
|
|
539 "get", "insert", "last", "mark", "name", "number",
|
|
540 "option", "set", "windows", (char *)0
|
|
541 };
|
|
542
|
|
543 if (objc < 2)
|
|
544 {
|
|
545 Tcl_WrongNumArgs(interp, 1, objv, "option ?arg ...?");
|
|
546 return TCL_ERROR;
|
|
547 }
|
|
548
|
|
549 err = Tcl_GetIndexFromObj(interp, objv[1], bufoptions, "option", 0, &idx);
|
|
550 if (err != TCL_OK)
|
|
551 return err;
|
|
552
|
|
553 buf = (buf_T *)((struct ref *)ref)->vimobj;
|
|
554 savebuf = curbuf; curbuf = buf;
|
|
555 savewin = curwin; curwin = tclfindwin(buf);
|
|
556 flags = 0;
|
|
557 opt = 0;
|
|
558
|
|
559 switch (idx)
|
|
560 {
|
|
561 case BUF_COMMAND:
|
|
562 err = tcldoexcommand(interp, objc, objv, 2);
|
|
563 flags |= FL_UPDATE_SCREEN;
|
|
564 break;
|
|
565
|
|
566 case BUF_OPTION:
|
|
567 err = tclsetoption(interp, objc, objv, 2);
|
|
568 flags |= FL_UPDATE_SCREEN;
|
|
569 break;
|
|
570
|
|
571 case BUF_EXPR:
|
|
572 err = tclvimexpr(interp, objc, objv, 2);
|
|
573 break;
|
|
574
|
|
575 case BUF_NAME:
|
|
576 /*
|
|
577 * Get filename of buffer.
|
|
578 */
|
|
579 if (objc != 2)
|
|
580 {
|
|
581 Tcl_WrongNumArgs(interp, 2, objv, NULL);
|
|
582 err = TCL_ERROR;
|
|
583 break;
|
|
584 }
|
|
585 if (buf->b_ffname)
|
|
586 Tcl_SetResult(interp, (char *)buf->b_ffname, TCL_VOLATILE);
|
|
587 else
|
|
588 Tcl_SetResult(interp, "", TCL_STATIC);
|
|
589 break;
|
|
590
|
|
591 case BUF_LAST:
|
|
592 /*
|
|
593 * Get line number of last line.
|
|
594 */
|
|
595 opt = 1;
|
|
596 /* fallthrough */
|
|
597 case BUF_COUNT:
|
|
598 /*
|
|
599 * Get number of lines in buffer.
|
|
600 */
|
|
601 if (objc != 2)
|
|
602 {
|
|
603 Tcl_WrongNumArgs(interp, 2, objv, NULL);
|
|
604 err = TCL_ERROR;
|
|
605 break;
|
|
606 }
|
|
607 val1 = (int)buf->b_ml.ml_line_count;
|
|
608 if (opt)
|
|
609 val1 = row2tcl(val1);
|
|
610
|
|
611 resobj = Tcl_NewIntObj(val1);
|
|
612 Tcl_SetObjResult(interp, resobj);
|
|
613 break;
|
|
614
|
|
615 case BUF_NUMBER:
|
|
616 /*
|
|
617 * Get buffer's number.
|
|
618 */
|
|
619 if (objc != 2)
|
|
620 {
|
|
621 Tcl_WrongNumArgs(interp, 2, objv, NULL);
|
|
622 err = TCL_ERROR;
|
|
623 break;
|
|
624 }
|
|
625 resobj = Tcl_NewIntObj((int)buf->b_fnum);
|
|
626 Tcl_SetObjResult(interp, resobj);
|
|
627 break;
|
|
628
|
|
629 case BUF_GET:
|
|
630 if (objc != 3 && objc != 4)
|
|
631 {
|
|
632 Tcl_WrongNumArgs(interp, 2, objv, "lineNumber ?lineNumber?");
|
|
633 err = TCL_ERROR;
|
|
634 break;
|
|
635 }
|
|
636 err = tclgetlinenum(interp, objv[2], &val1, buf);
|
|
637 if (err != TCL_OK)
|
|
638 break;
|
|
639 if (objc == 4)
|
|
640 {
|
|
641 err = tclgetlinenum(interp, objv[3], &val2, buf);
|
|
642 if (err != TCL_OK)
|
|
643 break;
|
|
644 if (val1 > val2)
|
|
645 {
|
|
646 n = val1; val1 = val2; val2 = n;
|
|
647 }
|
|
648 Tcl_ResetResult(interp);
|
|
649
|
|
650 for (n = val1; n <= val2 && err == TCL_OK; n++)
|
|
651 {
|
|
652 line = (char *)ml_get_buf(buf, (linenr_T)n, FALSE);
|
|
653 if (line)
|
|
654 Tcl_AppendElement(interp, line);
|
|
655 else
|
|
656 err = TCL_ERROR;
|
|
657 }
|
|
658 }
|
|
659 else { /* objc == 3 */
|
|
660 line = (char *)ml_get_buf(buf, (linenr_T)val1, FALSE);
|
|
661 Tcl_SetResult(interp, line, TCL_VOLATILE);
|
|
662 }
|
|
663 break;
|
|
664
|
|
665 case BUF_SET:
|
|
666 if (objc != 4 && objc != 5)
|
|
667 {
|
|
668 Tcl_WrongNumArgs(interp, 3, objv, "lineNumber ?lineNumber? stringOrList");
|
|
669 err = TCL_ERROR;
|
|
670 break;
|
|
671 }
|
|
672 err = tclgetlinenum(interp, objv[2], &val1, buf);
|
|
673 if (err != TCL_OK)
|
|
674 return TCL_ERROR;
|
|
675 if (objc == 4)
|
|
676 {
|
|
677 /*
|
|
678 * Replace one line with a string.
|
|
679 * $buf set {n} {string}
|
|
680 */
|
|
681 line = Tcl_GetStringFromObj(objv[3], NULL);
|
|
682 if (u_savesub((linenr_T)val1) != OK)
|
|
683 {
|
|
684 Tcl_SetResult(interp, _("cannot save undo information"), TCL_STATIC);
|
|
685 err = TCL_ERROR;
|
|
686 }
|
|
687 else
|
|
688 if (ml_replace((linenr_T)val1, (char_u *)line, TRUE) != OK)
|
|
689 {
|
|
690 Tcl_SetResult(interp, _("cannot replace line"), TCL_STATIC);
|
|
691 err = TCL_ERROR;
|
|
692 }
|
|
693 else
|
|
694 {
|
|
695 changed_bytes((linenr_T)val1, 0);
|
|
696 flags |= FL_UPDATE_CURBUF;
|
|
697 }
|
|
698 break;
|
|
699 }
|
|
700 else
|
|
701 {
|
|
702 /*
|
|
703 * Replace several lines with the elements of a Tcl list.
|
|
704 * $buf set {n} {m} {list}
|
|
705 * If the list contains more than {m}-{n}+1 elements, they
|
|
706 * are * inserted after line {m}. If the list contains fewer
|
|
707 * elements, * the lines from {n}+length({list}) through {m}
|
|
708 * are deleted.
|
|
709 */
|
|
710 int lc;
|
|
711 Tcl_Obj **lv;
|
|
712
|
|
713 err = tclgetlinenum(interp, objv[3], &val2, buf);
|
|
714 if (err != TCL_OK)
|
|
715 break;
|
|
716 err = Tcl_ListObjGetElements(interp, objv[4], &lc, &lv);
|
|
717 if (err != TCL_OK)
|
|
718 break;
|
|
719 if (val1 > val2)
|
|
720 {
|
|
721 n = val1;
|
|
722 val1 = val2;
|
|
723 val2 = n;
|
|
724 }
|
|
725
|
|
726 n = val1;
|
|
727 if (u_save((linenr_T)(val1 - 1), (linenr_T)(val2 + 1)) != OK)
|
|
728 {
|
|
729 Tcl_SetResult(interp, _("cannot save undo information"),
|
|
730 TCL_STATIC);
|
|
731 err = TCL_ERROR;
|
|
732 break;
|
|
733 }
|
|
734 flags |= FL_UPDATE_CURBUF;
|
|
735
|
|
736 for (i = 0; i < lc && n <= val2; i++)
|
|
737 {
|
|
738 line = Tcl_GetStringFromObj(lv[i], NULL);
|
|
739 if (ml_replace((linenr_T)n, (char_u *)line, TRUE) != OK)
|
|
740 goto setListError;
|
|
741 ++n;
|
|
742 }
|
|
743 if (i < lc)
|
|
744 {
|
|
745 /* append lines */
|
|
746 do
|
|
747 {
|
|
748 line = Tcl_GetStringFromObj(lv[i], NULL);
|
|
749 if (ml_append((linenr_T)(n - 1),
|
|
750 (char_u *)line, 0, FALSE) != OK)
|
|
751 goto setListError;
|
|
752 ++n;
|
|
753 ++i;
|
|
754 } while (i < lc);
|
|
755 }
|
|
756 else if (n <= val2)
|
|
757 {
|
|
758 /* did not replace all lines, delete */
|
|
759 i = n;
|
|
760 do
|
|
761 {
|
|
762 if (ml_delete((linenr_T)i, FALSE) != OK)
|
|
763 goto setListError;
|
|
764 ++n;
|
|
765 } while (n <= val2);
|
|
766 }
|
|
767 lc -= val2 - val1 + 1; /* number of lines to be replaced */
|
|
768 mark_adjust((linenr_T)val1, (linenr_T)val2, (long)MAXLNUM,
|
|
769 (long)lc);
|
|
770 changed_lines((linenr_T)val1, 0, (linenr_T)val2 + 1, (long)lc);
|
|
771 break;
|
|
772 setListError:
|
|
773 u_undo(1); /* ??? */
|
|
774 Tcl_SetResult(interp, _("cannot set line(s)"), TCL_STATIC);
|
|
775 err = TCL_ERROR;
|
|
776 }
|
|
777 break;
|
|
778
|
|
779 case BUF_DELETE:
|
|
780 if (objc != 3 && objc != 4)
|
|
781 {
|
|
782 Tcl_WrongNumArgs(interp, 3, objv, "lineNumber ?lineNumber?");
|
|
783 err = TCL_ERROR;
|
|
784 break;
|
|
785 }
|
|
786 err = tclgetlinenum(interp, objv[2], &val1, buf);
|
|
787 if (err != TCL_OK)
|
|
788 break;
|
|
789 val2 = val1;
|
|
790 if (objc == 4)
|
|
791 {
|
|
792 err = tclgetlinenum(interp, objv[3], &val2, buf);
|
|
793 if (err != TCL_OK)
|
|
794 return err;
|
|
795 if (val1 > val2)
|
|
796 {
|
|
797 i = val1; val1 = val2; val2 = i;
|
|
798 }
|
|
799 }
|
|
800 n = val2 - val1 + 1;
|
|
801 if (u_savedel((linenr_T)val1, (long)n) != OK)
|
|
802 {
|
|
803 Tcl_SetResult(interp, _("cannot save undo information"),
|
|
804 TCL_STATIC);
|
|
805 err = TCL_ERROR;
|
|
806 break;
|
|
807 }
|
|
808 for (i = 0; i < n; i++)
|
|
809 {
|
|
810 ml_delete((linenr_T)val1, FALSE);
|
|
811 err = vimerror(interp);
|
|
812 if (err != TCL_OK)
|
|
813 break;
|
|
814 }
|
|
815 if (i > 0)
|
|
816 deleted_lines_mark((linenr_T)val1, (long)i);
|
|
817 flags |= FL_ADJUST_CURSOR|FL_UPDATE_SCREEN;
|
|
818 break;
|
|
819
|
|
820 case BUF_MARK:
|
|
821 if (objc != 3)
|
|
822 {
|
|
823 Tcl_WrongNumArgs(interp, 2, objv, "markName");
|
|
824 err = TCL_ERROR;
|
|
825 break;
|
|
826 }
|
|
827 line = Tcl_GetStringFromObj(objv[2], NULL);
|
|
828
|
|
829 pos = NULL;
|
|
830 if (line[0] != '\0' && line[1] == '\0')
|
|
831 {
|
|
832 pos = getmark(line[0], FALSE);
|
|
833 }
|
|
834 if (pos == NULL)
|
|
835 {
|
|
836 Tcl_SetResult(interp, _("invalid mark name"), TCL_STATIC);
|
|
837 err = TCL_ERROR;
|
|
838 break;
|
|
839 }
|
|
840 err = vimerror(interp);
|
|
841 if (err != TCL_OK)
|
|
842 break;
|
|
843 if (pos->lnum <= 0)
|
|
844 {
|
|
845 Tcl_SetResult(interp, _("mark not set"), TCL_STATIC);
|
|
846 err = TCL_ERROR;
|
|
847 }
|
|
848 else
|
|
849 {
|
|
850 char rbuf[64];
|
|
851 sprintf(rbuf, _("row %d column %d"), (int)row2tcl(pos->lnum), (int)col2tcl(pos->col));
|
|
852 Tcl_SetResult(interp, rbuf, TCL_VOLATILE);
|
|
853 }
|
|
854 break;
|
|
855
|
|
856 case BUF_INSERT:
|
|
857 opt = 1;
|
|
858 /* fallthrough */
|
|
859 case BUF_APPEND:
|
|
860 if (objc != 4)
|
|
861 {
|
|
862 Tcl_WrongNumArgs(interp, 2, objv, "lineNum text");
|
|
863 err = TCL_ERROR;
|
|
864 break;
|
|
865 }
|
|
866 err = tclgetlinenum(interp, objv[2], &val1, buf);
|
|
867 if (err != TCL_OK)
|
|
868 break;
|
|
869 if (opt)
|
|
870 --val1;
|
|
871 if (u_save((linenr_T)val1, (linenr_T)(val1+1)) != OK)
|
|
872 {
|
|
873 Tcl_SetResult(interp, _("cannot save undo information"), TCL_STATIC);
|
|
874 err = TCL_ERROR;
|
|
875 break;
|
|
876 }
|
|
877
|
|
878 line = Tcl_GetStringFromObj(objv[3], NULL);
|
|
879 if (ml_append((linenr_T)val1, (char_u *)line, 0, FALSE) != OK)
|
|
880 {
|
|
881 Tcl_SetResult(interp, _("cannot insert/append line"), TCL_STATIC);
|
|
882 err = TCL_ERROR;
|
|
883 break;
|
|
884 }
|
|
885 appended_lines_mark((linenr_T)val1, 1L);
|
|
886 flags |= FL_UPDATE_SCREEN;
|
|
887 break;
|
|
888
|
|
889 case BUF_WINDOWS:
|
|
890 /*
|
|
891 * Return list of window commands.
|
|
892 */
|
|
893 if (objc != 2)
|
|
894 {
|
|
895 Tcl_WrongNumArgs(interp, 2, objv, NULL);
|
|
896 err = TCL_ERROR;
|
|
897 break;
|
|
898 }
|
|
899 Tcl_ResetResult(interp);
|
|
900 FOR_ALL_WINDOWS(win)
|
|
901 {
|
|
902 if (win->w_buffer == buf)
|
|
903 {
|
|
904 line = tclgetwindow(interp, win);
|
|
905 if (line != NULL)
|
|
906 Tcl_AppendElement(interp, line);
|
|
907 else
|
|
908 {
|
|
909 err = TCL_ERROR;
|
|
910 break;
|
|
911 }
|
|
912 }
|
|
913 }
|
|
914 break;
|
|
915
|
|
916 case BUF_DELCMD:
|
|
917 /*
|
|
918 * Register deletion callback.
|
|
919 * TODO: Should be able to register multiple callbacks
|
|
920 */
|
|
921 if (objc != 3)
|
|
922 {
|
|
923 Tcl_WrongNumArgs(interp, 2, objv, "command");
|
|
924 err = TCL_ERROR;
|
|
925 break;
|
|
926 }
|
|
927 err = tclsetdelcmd(interp, buf->tcl_ref, (void *)buf, objv[2]);
|
|
928 break;
|
|
929
|
|
930 default:
|
|
931 Tcl_SetResult(interp, _("not implemented yet"), TCL_STATIC);
|
|
932 err = TCL_ERROR;
|
|
933 }
|
|
934
|
|
935 if (flags & FL_UPDATE_CURBUF)
|
|
936 redraw_curbuf_later(NOT_VALID);
|
|
937 curbuf = savebuf;
|
|
938 curwin = savewin;
|
|
939 if (flags & FL_ADJUST_CURSOR)
|
|
940 check_cursor();
|
|
941 if (flags & (FL_UPDATE_SCREEN | FL_UPDATE_CURBUF))
|
|
942 update_screen(NOT_VALID);
|
|
943
|
|
944 return err;
|
|
945 }
|
|
946
|
|
947 /*
|
|
948 * This function implements the window commands.
|
|
949 */
|
|
950 static int
|
|
951 winselfcmd(ref, interp, objc, objv)
|
|
952 ClientData ref;
|
|
953 Tcl_Interp *interp;
|
|
954 int objc;
|
|
955 Tcl_Obj *CONST objv[];
|
|
956 {
|
|
957 int err, idx, flags;
|
|
958 int val1, val2;
|
|
959 Tcl_Obj *resobj;
|
|
960 win_T *savewin, *win;
|
|
961 buf_T *savebuf;
|
|
962 char *str;
|
|
963
|
|
964 enum
|
|
965 {
|
|
966 WIN_BUFFER, WIN_COMMAND, WIN_CURSOR, WIN_DELCMD, WIN_EXPR,
|
|
967 WIN_HEIGHT, WIN_OPTION
|
|
968 };
|
|
969 static char *winoptions[] =
|
|
970 {
|
|
971 "buffer", "command", "cursor", "delcmd", "expr",
|
|
972 "height", "option", (char *)0
|
|
973 };
|
|
974
|
|
975 if (objc < 2)
|
|
976 {
|
|
977 Tcl_WrongNumArgs(interp, 1, objv, "option ?arg ...?");
|
|
978 return TCL_ERROR;
|
|
979 }
|
|
980
|
|
981 err = Tcl_GetIndexFromObj(interp, objv[1], winoptions, "option", 0, &idx);
|
|
982 if (err != TCL_OK)
|
|
983 return TCL_ERROR;
|
|
984
|
|
985 win = (win_T *)((struct ref *)ref)->vimobj;
|
|
986 savewin = curwin; curwin = win;
|
|
987 savebuf = curbuf; curbuf = win->w_buffer;
|
|
988 flags = 0;
|
|
989
|
|
990 switch (idx)
|
|
991 {
|
|
992 case WIN_OPTION:
|
|
993 err = tclsetoption(interp, objc, objv, 2);
|
|
994 flags |= FL_UPDATE_SCREEN;
|
|
995 break;
|
|
996
|
|
997 case WIN_COMMAND:
|
|
998 err = tcldoexcommand(interp, objc, objv, 2);
|
|
999 flags |= FL_UPDATE_SCREEN;
|
|
1000 break;
|
|
1001
|
|
1002 case WIN_EXPR:
|
|
1003 err = tclvimexpr(interp, objc, objv, 2);
|
|
1004 break;
|
|
1005
|
|
1006 case WIN_HEIGHT:
|
|
1007 if (objc == 3)
|
|
1008 {
|
|
1009 err = Tcl_GetIntFromObj(interp, objv[2], &val1);
|
|
1010 if (err != TCL_OK)
|
|
1011 break;
|
|
1012 #ifdef FEAT_GUI
|
|
1013 need_mouse_correct = TRUE;
|
|
1014 #endif
|
|
1015 win_setheight(val1);
|
|
1016 err = vimerror(interp);
|
|
1017 if (err != TCL_OK)
|
|
1018 break;
|
|
1019 }
|
|
1020 else
|
|
1021 if (objc != 2)
|
|
1022 {
|
|
1023 Tcl_WrongNumArgs(interp, 2, objv, "?value?");
|
|
1024 err = TCL_ERROR;
|
|
1025 break;
|
|
1026 }
|
|
1027
|
|
1028 resobj = Tcl_NewIntObj((int)(win->w_height));
|
|
1029 Tcl_SetObjResult(interp, resobj);
|
|
1030 break;
|
|
1031
|
|
1032 case WIN_BUFFER:
|
|
1033 if (objc != 2)
|
|
1034 {
|
|
1035 Tcl_WrongNumArgs(interp, 2, objv, NULL);
|
|
1036 err = TCL_ERROR;
|
|
1037 break;
|
|
1038 }
|
|
1039 str = tclgetbuffer(interp, win->w_buffer);
|
|
1040 if (str)
|
|
1041 Tcl_SetResult(interp, str, TCL_VOLATILE);
|
|
1042 else
|
|
1043 err = TCL_ERROR;
|
|
1044 break;
|
|
1045
|
|
1046 case WIN_DELCMD:
|
|
1047 if (objc != 3)
|
|
1048 {
|
|
1049 Tcl_WrongNumArgs(interp, 2, objv, "command");
|
|
1050 err = TCL_ERROR;
|
|
1051 break;
|
|
1052 }
|
|
1053 err = tclsetdelcmd(interp, win->tcl_ref, (void *)win, objv[2]);
|
|
1054 break;
|
|
1055
|
|
1056 case WIN_CURSOR:
|
|
1057 if (objc > 4)
|
|
1058 {
|
|
1059 Tcl_WrongNumArgs(interp, 2, objv, "?arg1 ?arg2??");
|
|
1060 err = TCL_ERROR;
|
|
1061 break;
|
|
1062 }
|
|
1063 if (objc == 2)
|
|
1064 {
|
|
1065 char buf[64];
|
|
1066 sprintf(buf, _("row %d column %d"), (int)row2tcl(win->w_cursor.lnum), (int)col2tcl(win->w_cursor.col));
|
|
1067 Tcl_SetResult(interp, buf, TCL_VOLATILE);
|
|
1068 break;
|
|
1069 }
|
|
1070 else if (objc == 3)
|
|
1071 {
|
|
1072 Tcl_Obj *part, *var;
|
|
1073
|
|
1074 part = Tcl_NewStringObj("row", -1);
|
|
1075 var = Tcl_ObjGetVar2(interp, objv[2], part, TCL_LEAVE_ERR_MSG);
|
|
1076 if (var == NULL)
|
|
1077 {
|
|
1078 err = TCL_ERROR;
|
|
1079 break;
|
|
1080 }
|
|
1081 err = tclgetlinenum(interp, var, &val1, win->w_buffer);
|
|
1082 if (err != TCL_OK)
|
|
1083 break;
|
|
1084 part = Tcl_NewStringObj("column", -1);
|
|
1085 var = Tcl_ObjGetVar2(interp, objv[2], part, TCL_LEAVE_ERR_MSG);
|
|
1086 if (var == NULL)
|
|
1087 {
|
|
1088 err = TCL_ERROR;
|
|
1089 break;
|
|
1090 }
|
|
1091 err = Tcl_GetIntFromObj(interp, var, &val2);
|
|
1092 if (err != TCL_OK)
|
|
1093 break;
|
|
1094 }
|
|
1095 else { /* objc == 4 */
|
|
1096 err = tclgetlinenum(interp, objv[2], &val1, win->w_buffer);
|
|
1097 if (err != TCL_OK)
|
|
1098 break;
|
|
1099 err = Tcl_GetIntFromObj(interp, objv[3], &val2);
|
|
1100 if (err != TCL_OK)
|
|
1101 break;
|
|
1102 }
|
|
1103 /* TODO: should check column */
|
|
1104 win->w_cursor.lnum = val1;
|
|
1105 win->w_cursor.col = col2vim(val2);
|
|
1106 flags |= FL_UPDATE_SCREEN;
|
|
1107 break;
|
|
1108
|
|
1109 default:
|
|
1110 Tcl_SetResult(interp, _("not implemented yet"), TCL_STATIC);
|
|
1111 break;
|
|
1112 }
|
|
1113
|
|
1114 curwin = savewin;
|
|
1115 curbuf = savebuf;
|
|
1116 if (flags & FL_UPDATE_SCREEN)
|
|
1117 update_screen(NOT_VALID);
|
|
1118
|
|
1119 return err;
|
|
1120 }
|
|
1121
|
|
1122
|
|
1123 /* ARGSUSED */
|
|
1124 static int
|
|
1125 commandcmd(dummy, interp, objc, objv)
|
|
1126 ClientData dummy;
|
|
1127 Tcl_Interp *interp;
|
|
1128 int objc;
|
|
1129 Tcl_Obj *CONST objv[];
|
|
1130 {
|
|
1131 int err;
|
|
1132
|
|
1133 err = tcldoexcommand(interp, objc, objv, 1);
|
|
1134 update_screen(VALID);
|
|
1135 return err;
|
|
1136 }
|
|
1137
|
|
1138 /* ARGSUSED */
|
|
1139 static int
|
|
1140 optioncmd(dummy, interp, objc, objv)
|
|
1141 ClientData dummy;
|
|
1142 Tcl_Interp *interp;
|
|
1143 int objc;
|
|
1144 Tcl_Obj *CONST objv[];
|
|
1145 {
|
|
1146 int err;
|
|
1147
|
|
1148 err = tclsetoption(interp, objc, objv, 1);
|
|
1149 update_screen(VALID);
|
|
1150 return err;
|
|
1151 }
|
|
1152
|
|
1153 /* ARGSUSED */
|
|
1154 static int
|
|
1155 exprcmd(dummy, interp, objc, objv)
|
|
1156 ClientData dummy;
|
|
1157 Tcl_Interp *interp;
|
|
1158 int objc;
|
|
1159 Tcl_Obj *CONST objv[];
|
|
1160 {
|
|
1161 return tclvimexpr(interp, objc, objv, 1);
|
|
1162 }
|
|
1163
|
|
1164 /****************************************************************************
|
|
1165 Support functions for Tcl commands
|
|
1166 ****************************************************************************/
|
|
1167
|
|
1168 /*
|
|
1169 * Get a line number from 'obj' and convert it to vim's range.
|
|
1170 */
|
|
1171 static int
|
|
1172 tclgetlinenum(interp, obj, valueP, buf)
|
|
1173 Tcl_Interp *interp;
|
|
1174 Tcl_Obj *obj;
|
|
1175 int *valueP;
|
|
1176 buf_T *buf;
|
|
1177 {
|
|
1178 int err, i;
|
|
1179
|
|
1180 enum { LN_BEGIN, LN_BOTTOM, LN_END, LN_FIRST, LN_LAST, LN_START, LN_TOP };
|
|
1181
|
|
1182 static char *keyw[] =
|
|
1183 {
|
|
1184 "begin", "bottom", "end", "first", "last", "start", "top", (char *)0
|
|
1185 };
|
|
1186
|
|
1187 err = Tcl_GetIndexFromObj(interp, obj, keyw, "", 0, &i);
|
|
1188 if (err == TCL_OK)
|
|
1189 {
|
|
1190 switch (i)
|
|
1191 {
|
|
1192 case LN_BEGIN:
|
|
1193 case LN_FIRST:
|
|
1194 case LN_START:
|
|
1195 case LN_TOP:
|
|
1196 *valueP = 1;
|
|
1197 break;
|
|
1198 case LN_BOTTOM:
|
|
1199 case LN_END:
|
|
1200 case LN_LAST:
|
|
1201 *valueP = buf->b_ml.ml_line_count;
|
|
1202 break;
|
|
1203 }
|
|
1204 return TCL_OK;
|
|
1205 }
|
|
1206 Tcl_ResetResult(interp);
|
|
1207
|
|
1208 err = Tcl_GetIntFromObj(interp, obj, &i);
|
|
1209 if (err != TCL_OK)
|
|
1210 return err;
|
|
1211 i = row2vim(i);
|
|
1212 if (i < 1 || i > buf->b_ml.ml_line_count)
|
|
1213 {
|
|
1214 Tcl_SetResult(interp, _("line number out of range"), TCL_STATIC);
|
|
1215 return TCL_ERROR;
|
|
1216 }
|
|
1217 *valueP = i;
|
|
1218 return TCL_OK;
|
|
1219 }
|
|
1220
|
|
1221 /*
|
|
1222 * Find the first window in the window list that displays the buffer.
|
|
1223 */
|
|
1224 static win_T *
|
|
1225 tclfindwin(buf)
|
|
1226 buf_T *buf;
|
|
1227 {
|
|
1228 win_T *win;
|
|
1229
|
|
1230 FOR_ALL_WINDOWS(win)
|
|
1231 {
|
|
1232 if (win->w_buffer == buf)
|
|
1233 return win;
|
|
1234 }
|
|
1235 return curwin; /* keep current window context */
|
|
1236 }
|
|
1237
|
|
1238 /*
|
|
1239 * Do-it-all function for "::vim::command", "$buf command" and "$win command".
|
|
1240 */
|
|
1241 static int
|
|
1242 tcldoexcommand(interp, objc, objv, objn)
|
|
1243 Tcl_Interp *interp;
|
|
1244 int objc;
|
|
1245 Tcl_Obj *CONST objv[];
|
|
1246 int objn;
|
|
1247 {
|
|
1248 tcl_info saveinfo;
|
|
1249 int err, flag, nobjs;
|
|
1250 char *arg;
|
|
1251
|
|
1252 nobjs = objc - objn;
|
|
1253 if (nobjs < 1 || nobjs > 2)
|
|
1254 {
|
|
1255 Tcl_WrongNumArgs(interp, objn, objv, "?-quiet? exCommand");
|
|
1256 return TCL_ERROR;
|
|
1257 }
|
|
1258
|
|
1259 flag = 0;
|
|
1260 if (nobjs == 2)
|
|
1261 {
|
|
1262 arg = Tcl_GetStringFromObj(objv[objn], NULL);
|
|
1263 if (strcmp(arg, "-quiet") == 0)
|
|
1264 flag = 1;
|
|
1265 else
|
|
1266 {
|
|
1267 Tcl_ResetResult(interp);
|
|
1268 Tcl_AppendResult(interp, _("unknown flag: "), arg, (char *)0);
|
|
1269 return TCL_ERROR;
|
|
1270 }
|
|
1271 ++objn;
|
|
1272 }
|
|
1273
|
|
1274 memcpy(&saveinfo, &tclinfo, sizeof(tcl_info));
|
|
1275 tclinfo.interp = NULL;
|
|
1276 tclinfo.curwin = NULL;
|
|
1277 tclinfo.curbuf = NULL;
|
|
1278
|
|
1279 arg = Tcl_GetStringFromObj(objv[objn], NULL);
|
|
1280 if (flag)
|
|
1281 ++emsg_off;
|
|
1282 do_cmdline_cmd((char_u *)arg);
|
|
1283 if (flag)
|
|
1284 --emsg_off;
|
|
1285 err = vimerror(interp);
|
|
1286
|
|
1287 /* If the ex command created a new Tcl interpreter, remove it */
|
|
1288 if (tclinfo.interp)
|
|
1289 tcldelthisinterp();
|
|
1290 memcpy(&tclinfo, &saveinfo, sizeof(tcl_info));
|
|
1291 tclupdatevars();
|
|
1292
|
|
1293 return err;
|
|
1294 }
|
|
1295
|
|
1296 /*
|
|
1297 * Do-it-all function for "::vim::option", "$buf option" and "$win option".
|
|
1298 */
|
|
1299 static int
|
|
1300 tclsetoption(interp, objc, objv, objn)
|
|
1301 Tcl_Interp *interp;
|
|
1302 int objc;
|
|
1303 Tcl_Obj *CONST objv[];
|
|
1304 int objn;
|
|
1305 {
|
|
1306 int err, nobjs, idx;
|
|
1307 char_u *option;
|
|
1308 int isnum;
|
|
1309 long lval;
|
|
1310 char_u *sval;
|
|
1311 Tcl_Obj *resobj;
|
|
1312
|
|
1313 enum { OPT_OFF, OPT_ON, OPT_TOGGLE };
|
|
1314 static char *optkw[] = { "off", "on", "toggle", (char *)0 };
|
|
1315
|
|
1316 nobjs = objc - objn;
|
|
1317 if (nobjs != 1 && nobjs != 2)
|
|
1318 {
|
|
1319 Tcl_WrongNumArgs(interp, objn, objv, "vimOption ?value?");
|
|
1320 return TCL_ERROR;
|
|
1321 }
|
|
1322
|
|
1323 option = (char_u *)Tcl_GetStringFromObj(objv[objn], NULL);
|
|
1324 ++objn;
|
|
1325 isnum = get_option_value(option, &lval, &sval, 0);
|
|
1326 err = TCL_OK;
|
|
1327 switch (isnum)
|
|
1328 {
|
|
1329 case 0:
|
|
1330 Tcl_SetResult(interp, (char *)sval, TCL_VOLATILE);
|
|
1331 vim_free(sval);
|
|
1332 break;
|
|
1333 case 1:
|
|
1334 resobj = Tcl_NewLongObj(lval);
|
|
1335 Tcl_SetObjResult(interp, resobj);
|
|
1336 break;
|
|
1337 default:
|
|
1338 Tcl_SetResult(interp, _("unknown vimOption"), TCL_STATIC);
|
|
1339 return TCL_ERROR;
|
|
1340 }
|
|
1341 if (nobjs == 2)
|
|
1342 {
|
|
1343 if (isnum)
|
|
1344 {
|
|
1345 sval = NULL; /* avoid compiler warning */
|
|
1346 err = Tcl_GetIndexFromObj(interp, objv[objn], optkw, "", 0, &idx);
|
|
1347 if (err != TCL_OK)
|
|
1348 {
|
|
1349 Tcl_ResetResult(interp);
|
|
1350 err = Tcl_GetLongFromObj(interp, objv[objn], &lval);
|
|
1351 }
|
|
1352 else
|
|
1353 switch (idx)
|
|
1354 {
|
|
1355 case OPT_ON:
|
|
1356 lval = 1;
|
|
1357 break;
|
|
1358 case OPT_OFF:
|
|
1359 lval = 0;
|
|
1360 break;
|
|
1361 case OPT_TOGGLE:
|
|
1362 lval = !lval;
|
|
1363 break;
|
|
1364 }
|
|
1365 }
|
|
1366 else
|
|
1367 sval = (char_u *)Tcl_GetStringFromObj(objv[objn], NULL);
|
|
1368 if (err == TCL_OK)
|
|
1369 {
|
|
1370 set_option_value(option, lval, sval, OPT_LOCAL);
|
|
1371 err = vimerror(interp);
|
|
1372 }
|
|
1373 }
|
|
1374 return err;
|
|
1375 }
|
|
1376
|
|
1377 /*
|
|
1378 * Do-it-all function for "::vim::expr", "$buf expr" and "$win expr".
|
|
1379 */
|
|
1380 static int
|
|
1381 tclvimexpr(interp, objc, objv, objn)
|
|
1382 Tcl_Interp *interp;
|
|
1383 int objc;
|
|
1384 Tcl_Obj *CONST objv[];
|
|
1385 int objn;
|
|
1386 {
|
|
1387 #ifdef FEAT_EVAL
|
|
1388 char *expr, *str;
|
|
1389 #endif
|
|
1390 int err;
|
|
1391
|
|
1392 if (objc - objn != 1)
|
|
1393 {
|
|
1394 Tcl_WrongNumArgs(interp, objn, objv, "vimExpr");
|
|
1395 return TCL_ERROR;
|
|
1396 }
|
|
1397
|
|
1398 #ifdef FEAT_EVAL
|
|
1399 expr = Tcl_GetStringFromObj(objv[objn], NULL);
|
|
1400 str = (char *)eval_to_string((char_u *)expr, NULL);
|
|
1401 if (str == NULL)
|
|
1402 Tcl_SetResult(interp, _("invalid expression"), TCL_STATIC);
|
|
1403 else
|
|
1404 Tcl_SetResult(interp, str, TCL_VOLATILE);
|
|
1405 err = vimerror(interp);
|
|
1406 #else
|
|
1407 Tcl_SetResult(interp, _("expressions disabled at compile time"), TCL_STATIC);
|
|
1408 err = TCL_ERROR;
|
|
1409 #endif
|
|
1410
|
|
1411 return err;
|
|
1412 }
|
|
1413
|
|
1414 /*
|
|
1415 * Check for internal vim errors.
|
|
1416 */
|
|
1417 static int
|
|
1418 vimerror(interp)
|
|
1419 Tcl_Interp *interp;
|
|
1420 {
|
|
1421 if (got_int)
|
|
1422 {
|
|
1423 Tcl_SetResult(interp, _("keyboard interrupt"), TCL_STATIC);
|
|
1424 return TCL_ERROR;
|
|
1425 }
|
|
1426 else if (did_emsg)
|
|
1427 {
|
|
1428 Tcl_SetResult(interp, _("vim error"), TCL_STATIC);
|
|
1429 return TCL_ERROR;
|
|
1430 }
|
|
1431 return TCL_OK;
|
|
1432 }
|
|
1433
|
|
1434 /*
|
|
1435 * Functions that handle the reference lists:
|
|
1436 * delref() - callback for Tcl's DeleteCommand
|
|
1437 * tclgetref() - find/create Tcl command for a win_T* or buf_T* object
|
|
1438 * tclgetwindow() - window frontend for tclgetref()
|
|
1439 * tclgetbuffer() - buffer frontend for tclgetref()
|
|
1440 * tclsetdelcmd() - add Tcl callback command to a vim object
|
|
1441 */
|
|
1442 static void
|
|
1443 delref(cref)
|
|
1444 ClientData cref;
|
|
1445 {
|
|
1446 struct ref *ref = (struct ref *)cref;
|
|
1447
|
|
1448 if (ref->delcmd)
|
|
1449 {
|
|
1450 Tcl_DecrRefCount(ref->delcmd);
|
|
1451 ref->delcmd = NULL;
|
|
1452 }
|
|
1453 ref->interp = NULL;
|
|
1454 }
|
|
1455
|
|
1456 static char *
|
|
1457 tclgetref(interp, refstartP, prefix, vimobj, proc)
|
|
1458 Tcl_Interp *interp;
|
|
1459 void **refstartP; /* ptr to tcl_ref member of win_T/buf_T struct */
|
|
1460 char *prefix; /* "win" or "buf" */
|
|
1461 void *vimobj; /* win_T* or buf_T* */
|
|
1462 Tcl_ObjCmdProc *proc; /* winselfcmd or bufselfcmd */
|
|
1463 {
|
|
1464 struct ref *ref, *unused = NULL;
|
|
1465 static char name[VARNAME_SIZE];
|
|
1466 Tcl_Command cmd;
|
|
1467
|
|
1468 ref = (struct ref *)(*refstartP);
|
|
1469 if (ref == &refsdeleted)
|
|
1470 {
|
|
1471 Tcl_SetResult(interp, _("cannot create buffer/window command: object is being deleted"), TCL_STATIC);
|
|
1472 return NULL;
|
|
1473 }
|
|
1474
|
|
1475 while (ref != NULL)
|
|
1476 {
|
|
1477 if (ref->interp == interp)
|
|
1478 break;
|
|
1479 if (ref->interp == NULL)
|
|
1480 unused = ref;
|
|
1481 ref = ref->next;
|
|
1482 }
|
|
1483
|
|
1484 if (ref)
|
|
1485 sprintf(name, "::vim::%s", Tcl_GetCommandName(interp, ref->cmd));
|
|
1486 else
|
|
1487 {
|
|
1488 if (unused)
|
|
1489 ref = unused;
|
|
1490 else
|
|
1491 {
|
|
1492 ref = (struct ref *)Tcl_Alloc(sizeof(struct ref));
|
|
1493 #if 0 /* Tcl_Alloc either succeeds or does not return */
|
|
1494 if (!ref)
|
|
1495 {
|
|
1496 Tcl_SetResult(interp, "out of memory", TCL_STATIC);
|
|
1497 return NULL;
|
|
1498 }
|
|
1499 #endif
|
|
1500 ref->interp = NULL;
|
|
1501 ref->next = (struct ref *)(*refstartP);
|
|
1502 (*refstartP) = (void *)ref;
|
|
1503 }
|
|
1504
|
|
1505 /* This might break on some exotic systems... */
|
|
1506 sprintf(name, "::vim::%s_%lx", prefix, (unsigned long)vimobj);
|
|
1507 cmd = Tcl_CreateObjCommand(interp, name, proc,
|
|
1508 (ClientData)ref, (Tcl_CmdDeleteProc *)delref);
|
|
1509 if (!cmd)
|
|
1510 return NULL;
|
|
1511
|
|
1512 ref->interp = interp;
|
|
1513 ref->cmd = cmd;
|
|
1514 ref->delcmd = NULL;
|
|
1515 ref->vimobj = vimobj;
|
|
1516 }
|
|
1517 return name;
|
|
1518 }
|
|
1519
|
|
1520 static char *
|
|
1521 tclgetwindow(interp, win)
|
|
1522 Tcl_Interp *interp;
|
|
1523 win_T *win;
|
|
1524 {
|
|
1525 return tclgetref(interp, &(win->tcl_ref), "win", (void *)win, winselfcmd);
|
|
1526 }
|
|
1527
|
|
1528 static char *
|
|
1529 tclgetbuffer(interp, buf)
|
|
1530 Tcl_Interp *interp;
|
|
1531 buf_T *buf;
|
|
1532 {
|
|
1533 return tclgetref(interp, &(buf->tcl_ref), "buf", (void *)buf, bufselfcmd);
|
|
1534 }
|
|
1535
|
|
1536 static int
|
|
1537 tclsetdelcmd(interp, reflist, vimobj, delcmd)
|
|
1538 Tcl_Interp *interp;
|
|
1539 struct ref *reflist;
|
|
1540 void *vimobj;
|
|
1541 Tcl_Obj *delcmd;
|
|
1542 {
|
|
1543 if (reflist == &refsdeleted)
|
|
1544 {
|
|
1545 Tcl_SetResult(interp, _("cannot register callback command: buffer/window is already being deleted"), TCL_STATIC);
|
|
1546 return TCL_ERROR;
|
|
1547 }
|
|
1548
|
|
1549 while (reflist != NULL)
|
|
1550 {
|
|
1551 if (reflist->interp == interp && reflist->vimobj == vimobj)
|
|
1552 {
|
|
1553 if (reflist->delcmd)
|
|
1554 Tcl_DecrRefCount(reflist->delcmd);
|
|
1555 Tcl_IncrRefCount(delcmd);
|
|
1556 reflist->delcmd = delcmd;
|
|
1557 return TCL_OK;
|
|
1558 }
|
|
1559 reflist = reflist->next;
|
|
1560 }
|
|
1561 /* This should never happen. Famous last word? */
|
|
1562 EMSG(_("E280: TCL FATAL ERROR: reflist corrupt!? Please report this to vim-dev@vim.org"));
|
|
1563 Tcl_SetResult(interp, _("cannot register callback command: buffer/window reference not found"), TCL_STATIC);
|
|
1564 return TCL_ERROR;
|
|
1565 }
|
|
1566
|
|
1567
|
|
1568 /*******************************************
|
|
1569 I/O Channel
|
|
1570 ********************************************/
|
|
1571
|
|
1572 /* ARGSUSED */
|
|
1573 static int
|
|
1574 channel_close(instance, interp)
|
|
1575 ClientData instance;
|
|
1576 Tcl_Interp *interp;
|
|
1577 {
|
|
1578 int err = 0;
|
|
1579
|
|
1580 /* currently does nothing */
|
|
1581
|
|
1582 if (instance != VIMOUT && instance != VIMERR)
|
|
1583 {
|
|
1584 Tcl_SetErrno(EBADF);
|
|
1585 err = EBADF;
|
|
1586 }
|
|
1587 return err;
|
|
1588 }
|
|
1589
|
|
1590 /* ARGSUSED */
|
|
1591 static int
|
|
1592 channel_input(instance, buf, bufsiz, errptr)
|
|
1593 ClientData instance;
|
|
1594 char *buf;
|
|
1595 int bufsiz;
|
|
1596 int *errptr;
|
|
1597 {
|
|
1598
|
|
1599 /* input is currently not supported */
|
|
1600
|
|
1601 Tcl_SetErrno(EINVAL);
|
|
1602 if (errptr)
|
|
1603 *errptr = EINVAL;
|
|
1604 return -1;
|
|
1605 }
|
|
1606
|
|
1607 static int
|
|
1608 channel_output(instance, buf, bufsiz, errptr)
|
|
1609 ClientData instance;
|
|
1610 char *buf;
|
|
1611 int bufsiz;
|
|
1612 int *errptr;
|
|
1613 {
|
|
1614 char_u *str;
|
|
1615 int result;
|
|
1616
|
|
1617 /* The buffer is not guaranteed to be 0-terminated, and we don't if
|
|
1618 * there is enough room to add a '\0'. So we have to create a copy
|
|
1619 * of the buffer...
|
|
1620 */
|
|
1621 str = vim_strnsave((char_u *)buf, bufsiz);
|
|
1622 if (!str)
|
|
1623 {
|
|
1624 Tcl_SetErrno(ENOMEM);
|
|
1625 if (errptr)
|
|
1626 *errptr = ENOMEM;
|
|
1627 return -1;
|
|
1628 }
|
|
1629
|
|
1630 result = bufsiz;
|
|
1631 if (instance == VIMOUT)
|
|
1632 tclmsg((char *)str);
|
|
1633 else
|
|
1634 if (instance == VIMERR)
|
|
1635 tclerrmsg((char *)str);
|
|
1636 else
|
|
1637 {
|
|
1638 Tcl_SetErrno(EBADF);
|
|
1639 if (errptr)
|
|
1640 *errptr = EBADF;
|
|
1641 result = -1;
|
|
1642 }
|
|
1643 vim_free(str);
|
|
1644 return result;
|
|
1645 }
|
|
1646
|
|
1647 /* ARGSUSED */
|
|
1648 static void
|
|
1649 channel_watch(instance, mask)
|
|
1650 ClientData instance;
|
|
1651 int mask;
|
|
1652 {
|
|
1653 Tcl_SetErrno(EINVAL);
|
|
1654 }
|
|
1655
|
|
1656 /* ARGSUSED */
|
|
1657 static int
|
|
1658 channel_gethandle(instance, direction, handleptr)
|
|
1659 ClientData instance;
|
|
1660 int direction;
|
|
1661 ClientData *handleptr;
|
|
1662 {
|
|
1663 Tcl_SetErrno(EINVAL);
|
|
1664 return EINVAL;
|
|
1665 }
|
|
1666
|
|
1667
|
|
1668 static Tcl_ChannelType channel_type =
|
|
1669 {
|
|
1670 "vimmessage",
|
|
1671 NULL, /* blockmode */
|
|
1672 channel_close,
|
|
1673 channel_input,
|
|
1674 channel_output,
|
|
1675 NULL, /* seek */
|
|
1676 NULL, /* set option */
|
|
1677 NULL, /* get option */
|
|
1678 channel_watch,
|
|
1679 channel_gethandle
|
|
1680 };
|
|
1681
|
|
1682 /**********************************
|
|
1683 Interface to vim
|
|
1684 **********************************/
|
|
1685
|
|
1686 static void
|
|
1687 tclupdatevars()
|
|
1688 {
|
|
1689 char varname[VARNAME_SIZE]; /* must be writeable */
|
|
1690 char *name;
|
|
1691
|
|
1692 strcpy(varname, VAR_RANGE1);
|
|
1693 Tcl_UpdateLinkedVar(tclinfo.interp, varname);
|
|
1694 strcpy(varname, VAR_RANGE2);
|
|
1695 Tcl_UpdateLinkedVar(tclinfo.interp, varname);
|
|
1696 strcpy(varname, VAR_RANGE3);
|
|
1697 Tcl_UpdateLinkedVar(tclinfo.interp, varname);
|
|
1698
|
|
1699 strcpy(varname, VAR_LBASE);
|
|
1700 Tcl_UpdateLinkedVar(tclinfo.interp, varname);
|
|
1701
|
|
1702 name = tclgetbuffer(tclinfo.interp, curbuf);
|
|
1703 strcpy(tclinfo.curbuf, name);
|
|
1704 strcpy(varname, VAR_CURBUF);
|
|
1705 Tcl_UpdateLinkedVar(tclinfo.interp, varname);
|
|
1706
|
|
1707 name = tclgetwindow(tclinfo.interp, curwin);
|
|
1708 strcpy(tclinfo.curwin, name);
|
|
1709 strcpy(varname, VAR_CURWIN);
|
|
1710 Tcl_UpdateLinkedVar(tclinfo.interp, varname);
|
|
1711 }
|
|
1712
|
|
1713
|
|
1714 static int
|
|
1715 tclinit(eap)
|
|
1716 exarg_T *eap;
|
|
1717 {
|
|
1718 char varname[VARNAME_SIZE]; /* Tcl_LinkVar requires writeable varname */
|
|
1719 char *name;
|
|
1720
|
|
1721 #ifdef DYNAMIC_TCL
|
|
1722 if (!tcl_enabled(TRUE))
|
|
1723 {
|
|
1724 EMSG(_("E571: Sorry, this command is disabled: the Tcl library could not be loaded."));
|
|
1725 return FAIL;
|
|
1726 }
|
|
1727 #endif
|
|
1728
|
|
1729 if (!tclinfo.interp)
|
|
1730 {
|
|
1731 Tcl_Interp *interp;
|
|
1732 static Tcl_Channel ch1, ch2;
|
|
1733
|
|
1734 /* replace stdout and stderr */
|
|
1735 ch1 = Tcl_CreateChannel(&channel_type, "vimout", VIMOUT, TCL_WRITABLE);
|
|
1736 ch2 = Tcl_CreateChannel(&channel_type, "vimerr", VIMERR, TCL_WRITABLE);
|
|
1737 Tcl_SetStdChannel(ch1, TCL_STDOUT);
|
|
1738 Tcl_SetStdChannel(ch2, TCL_STDERR);
|
|
1739
|
|
1740 interp = Tcl_CreateInterp();
|
|
1741 Tcl_Preserve(interp);
|
|
1742 if (Tcl_Init(interp) == TCL_ERROR)
|
|
1743 {
|
|
1744 Tcl_Release(interp);
|
|
1745 Tcl_DeleteInterp(interp);
|
|
1746 return FAIL;
|
|
1747 }
|
|
1748 #if 0
|
|
1749 /* VIM sure is interactive */
|
|
1750 Tcl_SetVar(interp, "tcl_interactive", "1", TCL_GLOBAL_ONLY);
|
|
1751 #endif
|
|
1752
|
|
1753 Tcl_SetChannelOption(interp, ch1, "-buffering", "line");
|
|
1754 Tcl_SetChannelOption(interp, ch2, "-buffering", "line");
|
|
1755
|
|
1756 /* replace some standard Tcl commands */
|
|
1757 Tcl_DeleteCommand(interp, "exit");
|
|
1758 Tcl_CreateObjCommand(interp, "exit", exitcmd,
|
|
1759 (ClientData)NULL, (Tcl_CmdDeleteProc *)NULL);
|
|
1760 Tcl_DeleteCommand(interp, "catch");
|
|
1761 Tcl_CreateObjCommand(interp, "catch", catchcmd,
|
|
1762 (ClientData)NULL, (Tcl_CmdDeleteProc *)NULL);
|
|
1763
|
|
1764 /* new commands, in ::vim namespace */
|
|
1765 Tcl_CreateObjCommand(interp, "::vim::buffer", buffercmd,
|
|
1766 (ClientData)NULL, (Tcl_CmdDeleteProc *)NULL);
|
|
1767 Tcl_CreateObjCommand(interp, "::vim::window", windowcmd,
|
|
1768 (ClientData)NULL, (Tcl_CmdDeleteProc *)NULL);
|
|
1769 Tcl_CreateObjCommand(interp, "::vim::command", commandcmd,
|
|
1770 (ClientData)NULL, (Tcl_CmdDeleteProc *)NULL);
|
|
1771 Tcl_CreateObjCommand(interp, "::vim::beep", beepcmd,
|
|
1772 (ClientData)NULL, (Tcl_CmdDeleteProc *)NULL);
|
|
1773 Tcl_CreateObjCommand(interp, "::vim::option", optioncmd,
|
|
1774 (ClientData)NULL, (Tcl_CmdDeleteProc *)NULL);
|
|
1775 Tcl_CreateObjCommand(interp, "::vim::expr", exprcmd,
|
|
1776 (ClientData)NULL, (Tcl_CmdDeleteProc *)NULL);
|
|
1777
|
|
1778 /* "lbase" variable */
|
|
1779 tclinfo.lbase = 1;
|
|
1780 strcpy(varname, VAR_LBASE);
|
|
1781 Tcl_LinkVar(interp, varname, (char *)&tclinfo.lbase, TCL_LINK_INT);
|
|
1782
|
|
1783 /* "range" variable */
|
|
1784 tclinfo.range_start = eap->line1;
|
|
1785 strcpy(varname, VAR_RANGE1);
|
|
1786 Tcl_LinkVar(interp, varname, (char *)&tclinfo.range_start, TCL_LINK_INT|TCL_LINK_READ_ONLY);
|
|
1787 strcpy(varname, VAR_RANGE2);
|
|
1788 Tcl_LinkVar(interp, varname, (char *)&tclinfo.range_start, TCL_LINK_INT|TCL_LINK_READ_ONLY);
|
|
1789 tclinfo.range_end = eap->line2;
|
|
1790 strcpy(varname, VAR_RANGE3);
|
|
1791 Tcl_LinkVar(interp, varname, (char *)&tclinfo.range_end, TCL_LINK_INT|TCL_LINK_READ_ONLY);
|
|
1792
|
|
1793 /* "current" variable */
|
|
1794 tclinfo.curbuf = Tcl_Alloc(VARNAME_SIZE);
|
|
1795 tclinfo.curwin = Tcl_Alloc(VARNAME_SIZE);
|
|
1796 name = tclgetbuffer(interp, curbuf);
|
|
1797 strcpy(tclinfo.curbuf, name);
|
|
1798 strcpy(varname, VAR_CURBUF);
|
|
1799 Tcl_LinkVar(interp, varname, (char *)&tclinfo.curbuf, TCL_LINK_STRING|TCL_LINK_READ_ONLY);
|
|
1800 name = tclgetwindow(interp, curwin);
|
|
1801 strcpy(tclinfo.curwin, name);
|
|
1802 strcpy(varname, VAR_CURWIN);
|
|
1803 Tcl_LinkVar(interp, varname, (char *)&tclinfo.curwin, TCL_LINK_STRING|TCL_LINK_READ_ONLY);
|
|
1804
|
|
1805 tclinfo.interp = interp;
|
|
1806 }
|
|
1807 else
|
|
1808 {
|
|
1809 /* Interpreter already exists, just update variables */
|
|
1810 tclinfo.range_start = row2tcl(eap->line1);
|
|
1811 tclinfo.range_end = row2tcl(eap->line2);
|
|
1812 tclupdatevars();
|
|
1813 }
|
|
1814 return OK;
|
|
1815 }
|
|
1816
|
|
1817 static void
|
|
1818 tclerrmsg(text)
|
|
1819 char *text;
|
|
1820 {
|
|
1821 char *next;
|
|
1822
|
|
1823 while ((next=strchr(text, '\n')))
|
|
1824 {
|
|
1825 *next++ = '\0';
|
|
1826 EMSG(text);
|
|
1827 text = next;
|
|
1828 }
|
|
1829 if (*text)
|
|
1830 EMSG(text);
|
|
1831 }
|
|
1832
|
|
1833 static void
|
|
1834 tclmsg(text)
|
|
1835 char *text;
|
|
1836 {
|
|
1837 char *next;
|
|
1838
|
|
1839 while ((next=strchr(text, '\n')))
|
|
1840 {
|
|
1841 *next++ = '\0';
|
|
1842 MSG(text);
|
|
1843 text = next;
|
|
1844 }
|
|
1845 if (*text)
|
|
1846 MSG(text);
|
|
1847 }
|
|
1848
|
|
1849 static void
|
|
1850 tcldelthisinterp()
|
|
1851 {
|
|
1852 if (!Tcl_InterpDeleted(tclinfo.interp))
|
|
1853 Tcl_DeleteInterp(tclinfo.interp);
|
|
1854 Tcl_Release(tclinfo.interp);
|
|
1855 /* The interpreter is now gets deleted. All registered commands (esp.
|
|
1856 * window and buffer commands) are deleted, triggering their deletion
|
|
1857 * callback, which deletes all refs pointing to this interpreter.
|
|
1858 * We could garbage-collect the unused ref structs in all windows and
|
|
1859 * buffers, but unless the user creates hundreds of sub-interpreters
|
|
1860 * all refering to lots of windows and buffers, this is hardly worth
|
|
1861 * the effort. Unused refs are recycled by other interpreters, and
|
|
1862 * all refs are free'd when the window/buffer gets closed by vim.
|
|
1863 */
|
|
1864
|
|
1865 tclinfo.interp = NULL;
|
|
1866 Tcl_Free(tclinfo.curbuf);
|
|
1867 Tcl_Free(tclinfo.curwin);
|
|
1868 tclinfo.curbuf = tclinfo.curwin = NULL;
|
|
1869 }
|
|
1870
|
|
1871 static int
|
|
1872 tclexit(error)
|
|
1873 int error;
|
|
1874 {
|
|
1875 int newerr = OK;
|
|
1876
|
|
1877 if (error == TCL_EXIT )
|
|
1878 {
|
|
1879 int retval;
|
|
1880 char buf[32];
|
|
1881 Tcl_Obj *robj;
|
|
1882
|
|
1883 robj = Tcl_GetObjResult(tclinfo.interp);
|
|
1884 if( Tcl_GetIntFromObj(tclinfo.interp, robj, &retval) != TCL_OK )
|
|
1885 {
|
|
1886 EMSG(_("E281: TCL ERROR: exit code is not int!? Please report this to vim-dev@vim.org"));
|
|
1887 newerr = FAIL;
|
|
1888 }
|
|
1889 else
|
|
1890 {
|
|
1891 sprintf(buf, "E572: exit code %d", retval);
|
|
1892 tclerrmsg(buf);
|
|
1893 if (retval == 0 )
|
|
1894 {
|
|
1895 did_emsg = 0;
|
|
1896 newerr = OK;
|
|
1897 }
|
|
1898 else
|
|
1899 newerr = FAIL;
|
|
1900 }
|
|
1901
|
|
1902 tcldelthisinterp();
|
|
1903 }
|
|
1904 else
|
|
1905 {
|
|
1906 char *result;
|
|
1907
|
|
1908 result = Tcl_GetStringResult(tclinfo.interp);
|
|
1909 if (error == TCL_OK)
|
|
1910 {
|
|
1911 tclmsg(result);
|
|
1912 newerr = OK;
|
|
1913 }
|
|
1914 else
|
|
1915 {
|
|
1916 tclerrmsg(result);
|
|
1917 newerr = FAIL;
|
|
1918 }
|
|
1919 }
|
|
1920
|
|
1921 return newerr;
|
|
1922 }
|
|
1923
|
|
1924 /*
|
|
1925 * ":tcl"
|
|
1926 */
|
|
1927 void
|
|
1928 ex_tcl(eap)
|
|
1929 exarg_T *eap;
|
|
1930 {
|
|
1931 char_u *script;
|
|
1932 int err;
|
|
1933
|
|
1934 script = script_get(eap, eap->arg);
|
|
1935 if (!eap->skip)
|
|
1936 {
|
|
1937 err = tclinit(eap);
|
|
1938 if (err == OK)
|
|
1939 {
|
|
1940 Tcl_AllowExceptions(tclinfo.interp);
|
|
1941 if (script == NULL)
|
|
1942 err = Tcl_Eval(tclinfo.interp, (char *)eap->arg);
|
|
1943 else
|
|
1944 err = Tcl_Eval(tclinfo.interp, (char *)script);
|
|
1945 err = tclexit(err);
|
|
1946 }
|
|
1947 }
|
|
1948 vim_free(script);
|
|
1949 }
|
|
1950
|
|
1951 /*
|
|
1952 * ":tclfile"
|
|
1953 */
|
|
1954 void
|
|
1955 ex_tclfile(eap)
|
|
1956 exarg_T *eap;
|
|
1957 {
|
|
1958 char *file = (char *)eap->arg;
|
|
1959 int err;
|
|
1960
|
|
1961 err = tclinit(eap);
|
|
1962 if (err == OK)
|
|
1963 {
|
|
1964 Tcl_AllowExceptions(tclinfo.interp);
|
|
1965 err = Tcl_EvalFile(tclinfo.interp, file);
|
|
1966 err = tclexit(err);
|
|
1967 }
|
|
1968 }
|
|
1969
|
|
1970 /*
|
|
1971 * ":tcldo"
|
|
1972 */
|
|
1973 void
|
|
1974 ex_tcldo(eap)
|
|
1975 exarg_T *eap;
|
|
1976 {
|
|
1977 char *script, *line;
|
|
1978 int err, rs, re, lnum;
|
|
1979 char var_lnum[VARNAME_SIZE]; /* must be writeable memory */
|
|
1980 char var_line[VARNAME_SIZE];
|
|
1981 linenr_T first_line = 0;
|
|
1982 linenr_T last_line = 0;
|
|
1983
|
|
1984 rs = eap->line1;
|
|
1985 re = eap->line2;
|
|
1986 script = (char *)eap->arg;
|
|
1987 strcpy(var_lnum, VAR_CURLNUM);
|
|
1988 strcpy(var_line, VAR_CURLINE);
|
|
1989
|
|
1990 err = tclinit(eap);
|
|
1991 if (err != OK)
|
|
1992 return;
|
|
1993
|
|
1994 lnum = row2tcl(rs);
|
|
1995 Tcl_LinkVar(tclinfo.interp, var_lnum, (char *)&lnum, TCL_LINK_INT|TCL_LINK_READ_ONLY);
|
|
1996 err = TCL_OK;
|
|
1997 if (u_save((linenr_T)(rs-1), (linenr_T)(re+1)) != OK)
|
|
1998 {
|
|
1999 Tcl_SetResult(tclinfo.interp, _("cannot save undo information"), TCL_STATIC);
|
|
2000 err = TCL_ERROR;
|
|
2001 }
|
|
2002 while (err == TCL_OK && rs <= re)
|
|
2003 {
|
|
2004 line = (char *)ml_get_buf(curbuf, (linenr_T)rs, FALSE);
|
|
2005 if (!line)
|
|
2006 {
|
|
2007 Tcl_SetResult(tclinfo.interp, _("cannot get line"), TCL_STATIC);
|
|
2008 err = TCL_ERROR;
|
|
2009 break;
|
|
2010 }
|
|
2011 Tcl_SetVar(tclinfo.interp, var_line, line, 0);
|
|
2012 Tcl_AllowExceptions(tclinfo.interp);
|
|
2013 err = Tcl_Eval(tclinfo.interp, script);
|
|
2014 if (err != TCL_OK)
|
|
2015 break;
|
|
2016 line = Tcl_GetVar(tclinfo.interp, var_line, 0);
|
|
2017 if (line)
|
|
2018 {
|
|
2019 if (ml_replace((linenr_T)rs, (char_u *)line, TRUE) != OK)
|
|
2020 {
|
|
2021 Tcl_SetResult(tclinfo.interp, _("cannot replace line"), TCL_STATIC);
|
|
2022 err = TCL_ERROR;
|
|
2023 break;
|
|
2024 }
|
|
2025 if (first_line == 0)
|
|
2026 first_line = rs;
|
|
2027 last_line = rs;
|
|
2028 }
|
|
2029 ++rs;
|
|
2030 ++lnum;
|
|
2031 Tcl_UpdateLinkedVar(tclinfo.interp, var_lnum);
|
|
2032 }
|
|
2033 if (first_line)
|
|
2034 changed_lines(first_line, 0, last_line + 1, (long)0);
|
|
2035
|
|
2036 Tcl_UnsetVar(tclinfo.interp, var_line, 0);
|
|
2037 Tcl_UnlinkVar(tclinfo.interp, var_lnum);
|
|
2038 if (err == TCL_OK)
|
|
2039 Tcl_ResetResult(tclinfo.interp);
|
|
2040
|
|
2041 (void)tclexit(err);
|
|
2042 }
|
|
2043
|
|
2044 static void
|
|
2045 tcldelallrefs(ref)
|
|
2046 struct ref *ref;
|
|
2047 {
|
|
2048 struct ref *next;
|
|
2049 int err;
|
|
2050 char *result;
|
|
2051
|
|
2052 while (ref != NULL)
|
|
2053 {
|
|
2054 next = ref->next;
|
|
2055 if (ref->interp)
|
|
2056 {
|
|
2057 if (ref->delcmd)
|
|
2058 {
|
|
2059 err = Tcl_GlobalEvalObj(ref->interp, ref->delcmd);
|
|
2060 if (err != TCL_OK)
|
|
2061 {
|
|
2062 result = Tcl_GetStringResult(ref->interp);
|
|
2063 if (result)
|
|
2064 tclerrmsg(result);
|
|
2065 }
|
|
2066 Tcl_DecrRefCount(ref->delcmd);
|
|
2067 ref->delcmd = NULL;
|
|
2068 }
|
|
2069 Tcl_DeleteCommandFromToken(ref->interp, ref->cmd);
|
|
2070 }
|
|
2071 Tcl_Free((char *)ref);
|
|
2072 ref = next;
|
|
2073 }
|
|
2074 }
|
|
2075
|
|
2076 void
|
|
2077 tcl_buffer_free(buf)
|
|
2078 buf_T *buf;
|
|
2079 {
|
|
2080 struct ref *reflist;
|
|
2081
|
|
2082 #ifdef DYNAMIC_TCL
|
|
2083 if (!stubs_initialized) /* Not using Tcl, nothing to do. */
|
|
2084 return;
|
|
2085 #endif
|
|
2086
|
|
2087 reflist = (struct ref*)(buf->tcl_ref);
|
|
2088 if (reflist != &refsdeleted)
|
|
2089 {
|
|
2090 buf->tcl_ref = (void *)&refsdeleted;
|
|
2091 tcldelallrefs(reflist);
|
|
2092 buf->tcl_ref = NULL;
|
|
2093 }
|
|
2094 }
|
|
2095
|
|
2096 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
2097 void
|
|
2098 tcl_window_free(win)
|
|
2099 win_T *win;
|
|
2100 {
|
|
2101 struct ref *reflist;
|
|
2102
|
|
2103 #ifdef DYNAMIC_TCL
|
|
2104 if (!stubs_initialized) /* Not using Tcl, nothing to do. */
|
|
2105 return;
|
|
2106 #endif
|
|
2107
|
|
2108 reflist = (struct ref*)(win->tcl_ref);
|
|
2109 if (reflist != &refsdeleted)
|
|
2110 {
|
|
2111 win->tcl_ref = (void *)&refsdeleted;
|
|
2112 tcldelallrefs(reflist);
|
|
2113 win->tcl_ref = NULL;
|
|
2114 }
|
|
2115 }
|
|
2116 #endif
|
|
2117
|
|
2118 /* The End */
|