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/*****
** ** Module Header ******************************************************* **
** **
** Modules Revision 3.0 **
** Providing a flexible user environment **
** **
** File: ModuleCmd_Purge.c **
** First Edition: 1991/10/23 **
** **
** Authors: John Furlan, jlf@behere.com **
** Jens Hamisch, jens@Strawberry.COM **
** **
** Description: Removes all loaded modulefiles from the environment. **
** **
** Exports: ModuleCmd_Purge **
** **
** Notes: **
** **
** ************************************************************************ **
****/
/** ** Copyright *********************************************************** **
** **
** Copyright 1991-1994 by John L. Furlan. **
** see LICENSE.GPL, which must be provided, for details **
** **
** ************************************************************************ **/
static char Id[] = "@(#)$Id: 7c14ae7dd9ea5b6b1497782b3a24764b84b9883a $";
static void *UseId[] = { &UseId, Id };
/** ************************************************************************ **/
/** HEADERS **/
/** ************************************************************************ **/
#include "modules_def.h"
/** ************************************************************************ **/
/** LOCAL DATATYPES **/
/** ************************************************************************ **/
/** not applicable **/
/** ************************************************************************ **/
/** CONSTANTS **/
/** ************************************************************************ **/
/** not applicable **/
/** ************************************************************************ **/
/** MACROS **/
/** ************************************************************************ **/
/** not applicable **/
/** ************************************************************************ **/
/** LOCAL DATA **/
/** ************************************************************************ **/
static char module_name[] = "ModuleCmd_Purge.c"; /** File name of this module **/
/** ************************************************************************ **/
/** PROTOTYPES **/
/** ************************************************************************ **/
/** not applicable **/
/*++++
** ** Function-Header ***************************************************** **
** **
** Function: ModuleCmd_Purge **
** **
** Description: Execution of the module-command 'purge' **
** **
** First Edition: 1991/10/23 **
** **
** Parameters: Tcl_Interp *interp Attached Tcl Interp. **
** int argc Number of arguments **
** char *argv[] Argument list **
** **
** Result: int TCL_ERROR Failure **
** TCL_OK Successful operation **
** **
** Attached Globals: **
** **
** ************************************************************************ **
++++*/
int ModuleCmd_Purge( Tcl_Interp *interp,
int argc,
char *argv[])
{
char *lmodules = NULL,
*cur_module = NULL,
*loaded_modules,
*unload_argv[ MOD_BUFSIZE];
int unload_argc = 0,
status;
char *unload_argv_rev[ MOD_BUFSIZE];
int reverse;
#if WITH_DEBUGGING_MODULECMD
fprintf( stderr, "ModuleCmd_Purge(%d):DEBUG: Starting\n", __LINE__);
#endif
/**
** Get the list of currently loaded modules from the environment variable
** LOADEDMODULES
**/
loaded_modules = EMGetEnv( interp, "LOADEDMODULES");
if(!loaded_modules || ! *loaded_modules) {
/* nothing to do */
null_free((void *)&loaded_modules);
return( TCL_OK); /** ---- EXIT (Nothing to list) ---- **/
}
if((char *) NULL == (lmodules = stringer(NULL,0, loaded_modules, NULL)))
if( OK != ErrorLogger( ERR_STRING, LOC, NULL))
return( TCL_ERROR); /** -------- EXIT (FAILURE) -------- **/
/**
** Build a NULL terminated list of loaded modules
**/
for( cur_module = strtok( lmodules, ":");
cur_module && unload_argc < MOD_BUFSIZE-1;
cur_module = strtok( NULL, ":"))
unload_argv[ unload_argc++] = cur_module;
unload_argv[ unload_argc] = NULL;
for( reverse=0; reverse<unload_argc; reverse++ ) {
unload_argv_rev[unload_argc - (reverse + 1)] = unload_argv[reverse];
}
unload_argv_rev[ unload_argc] = NULL;
/**
** Unload 'em all
** We always say the load succeeded. ModuleCmd_Load will
** output any necessary error messages.
**/
/* ModuleCmd_Load( interp, 0, unload_argc, unload_argv); */
ModuleCmd_Load( interp, 0, unload_argc, unload_argv_rev);
status = TCL_OK;
/**
** Free, what has been allocated and pass the load's result to the caller
**/
null_free((void *) &lmodules);
#if WITH_DEBUGGING_MODULECMD
fprintf( stderr, "ModuleCmd_Purge(%d):DEBUG: End\n", __LINE__);
#endif
return( status);
} /** End of 'ModuleCmd_Purge' **/
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