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Overview
| Comment: | When there are no command line arguments, set the argv script variable to an empty list. |
|---|---|
| Timelines: | family | ancestors | descendants | both | tcl-argv-handling-v2 |
| Files: | files | file ages | folders |
| SHA1: |
b04d5ab4af33e31214f45f5cc1120196 |
| User & Date: | mistachkin 2012-08-22 11:33:20.762 |
Context
|
2012-08-22
| ||
| 11:42 | Always call Tcl_FindExecutable, even when the command line arguments are invalid. Closed-Leaf check-in: a7392129c0 user: mistachkin tags: tcl-argv-handling-v2 | |
| 11:33 | When there are no command line arguments, set the argv script variable to an empty list. check-in: b04d5ab4af user: mistachkin tags: tcl-argv-handling-v2 | |
| 11:15 | Modify the Tcl argument handling to deal with object reference counts and errors. check-in: 46864ac9cc user: mistachkin tags: tcl-argv-handling-v2 | |
Changes
Changes to src/th_tcl.c.
| ︙ | ︙ | |||
379 380 381 382 383 384 385 |
Tcl_Interp *pInterp,
int argc,
char **argv
){
Tcl_Obj *objPtr;
Tcl_Obj *resultObjPtr;
Tcl_Obj *listPtr;
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Tcl_Interp *pInterp,
int argc,
char **argv
){
Tcl_Obj *objPtr;
Tcl_Obj *resultObjPtr;
Tcl_Obj *listPtr;
int rc = TCL_OK;
if( argc<=0 || !argv ){
return TCL_OK;
}
objPtr = Tcl_NewStringObj(argv[0], -1);
Tcl_IncrRefCount(objPtr);
resultObjPtr = Tcl_SetVar2Ex(pInterp, "argv0", NULL, objPtr,
TCL_GLOBAL_ONLY|TCL_LEAVE_ERR_MSG);
Tcl_DecrRefCount(objPtr);
if( !resultObjPtr ){
return TCL_ERROR;
}
objPtr = Tcl_NewIntObj(argc - 1);
Tcl_IncrRefCount(objPtr);
resultObjPtr = Tcl_SetVar2Ex(pInterp, "argc", NULL, objPtr,
TCL_GLOBAL_ONLY|TCL_LEAVE_ERR_MSG);
Tcl_DecrRefCount(objPtr);
if( !resultObjPtr ){
return TCL_ERROR;
}
listPtr = Tcl_NewListObj(0, NULL);
Tcl_IncrRefCount(listPtr);
if( argc>1 ){
while( --argc ){
objPtr = Tcl_NewStringObj(*++argv, -1);
Tcl_IncrRefCount(objPtr);
rc = Tcl_ListObjAppendElement(pInterp, listPtr, objPtr);
Tcl_DecrRefCount(objPtr);
if( rc!=TCL_OK ){
break;
}
}
}
if( rc==TCL_OK ){
resultObjPtr = Tcl_SetVar2Ex(pInterp, "argv", NULL, listPtr,
TCL_GLOBAL_ONLY|TCL_LEAVE_ERR_MSG);
if( !resultObjPtr ){
rc = TCL_ERROR;
}
}
Tcl_DecrRefCount(listPtr);
return rc;
}
/*
** Creates and initializes a Tcl interpreter for use with the specified TH1
** interpreter. Stores the created Tcl interpreter in the Tcl context supplied
** by the caller.
|
| ︙ | ︙ |