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Th_SetResult(interp, z, n);
return TH_OK;
}
/*
** TH Syntax:
**
** info exists VAR
*/
static int info_exists_command(
Th_Interp *interp, void *ctx, int argc, const char **argv, int *argl
){
int rc;
if( argc!=3 ){
return Th_WrongNumArgs(interp, "info exists var");
}
rc = Th_ExistsVar(interp, argv[2], argl[2]);
Th_SetResultInt(interp, rc);
return TH_OK;
}
/*
** TH Syntax:
**
** unset VAR
*/
static int unset_command(
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Th_SetResult(interp, z, n);
return TH_OK;
}
/*
** TH Syntax:
**
** info exists VARNAME
*/
static int info_exists_command(
Th_Interp *interp, void *ctx, int argc, const char **argv, int *argl
){
int rc;
if( argc!=3 ){
return Th_WrongNumArgs(interp, "info exists var");
}
rc = Th_ExistsVar(interp, argv[2], argl[2]);
Th_SetResultInt(interp, rc);
return TH_OK;
}
/*
** TH Syntax:
**
** info commands
*/
static int info_commands_command(
Th_Interp *interp, void *ctx, int argc, const char **argv, int *argl
){
int rc;
char *zElem = 0;
int nElem = 0;
if( argc!=2 ){
return Th_WrongNumArgs(interp, "info commands");
}
rc = Th_ListAppendCommands(interp, &zElem, &nElem);
if( rc!=TH_OK ){
return rc;
}
Th_SetResult(interp, zElem, nElem);
return TH_OK;
}
/*
** TH Syntax:
**
** info vars
*/
static int info_vars_command(
Th_Interp *interp, void *ctx, int argc, const char **argv, int *argl
){
int rc;
char *zElem = 0;
int nElem = 0;
if( argc!=2 ){
return Th_WrongNumArgs(interp, "info vars");
}
rc = Th_ListAppendVariables(interp, &zElem, &nElem);
if( rc!=TH_OK ){
return rc;
}
Th_SetResult(interp, zElem, nElem);
return TH_OK;
}
/*
** TH Syntax:
**
** unset VAR
*/
static int unset_command(
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};
return Th_CallSubCommand(interp, ctx, argc, argv, argl, aSub);
}
/*
** TH Syntax:
**
** info exists VARNAME
*/
static int info_command(
Th_Interp *interp,
void *ctx,
int argc,
const char **argv,
int *argl
){
static const Th_SubCommand aSub[] = {
{ "exists", info_exists_command },
{ 0, 0 }
};
return Th_CallSubCommand(interp, ctx, argc, argv, argl, aSub);
}
/*
** Convert the script level frame specification (used by the commands
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};
return Th_CallSubCommand(interp, ctx, argc, argv, argl, aSub);
}
/*
** TH Syntax:
**
** info commands
** info exists VARNAME
** info vars
*/
static int info_command(
Th_Interp *interp,
void *ctx,
int argc,
const char **argv,
int *argl
){
static const Th_SubCommand aSub[] = {
{ "commands", info_commands_command },
{ "exists", info_exists_command },
{ "vars", info_vars_command },
{ 0, 0 }
};
return Th_CallSubCommand(interp, ctx, argc, argv, argl, aSub);
}
/*
** Convert the script level frame specification (used by the commands
|