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https://github.com/envmodules/modules.git
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219 lines
6.3 KiB
C
219 lines
6.3 KiB
C
/*****
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** ** Module Header ******************************************************* **
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** **
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** Modules Revision 3.0 **
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** Providing a flexible user environment **
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** **
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** File: ModuleCmd_Refresh.c **
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** First Edition: 2005/06/02 **
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** **
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** Authors: John Furlan, jlf@behere.com **
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** Jens Hamisch, jens@Strawberry.COM **
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** Andrew Ruder, aer@absoft.com **
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** **
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** Description: Similar to a 'update' command but only refreshes **
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** the non-persistent elements **
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** **
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** Exports: ModuleCmd_Refresh **
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** **
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** Notes: **
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** **
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** ************************************************************************ **
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****/
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/** ** Copyright *********************************************************** **
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** **
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** Copyright 1991-1994 by John L. Furlan. **
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** see LICENSE.GPL, which must be provided, for details **
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** **
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** ************************************************************************ **/
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static char Id[] = "@(#)$Id: ModuleCmd_Refresh.c,v 1.4 2006/05/01 14:52:18 rkowen Exp $";
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static void *UseId[] = { &UseId, Id };
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/** ************************************************************************ **/
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/** HEADERS **/
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/** ************************************************************************ **/
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#include "modules_def.h"
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/** ************************************************************************ **/
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/** LOCAL DATATYPES **/
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/** ************************************************************************ **/
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/** not applicable **/
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/** ************************************************************************ **/
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/** CONSTANTS **/
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/** ************************************************************************ **/
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/** not applicable **/
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/** ************************************************************************ **/
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/** MACROS **/
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/** ************************************************************************ **/
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/** not applicable **/
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/** ************************************************************************ **/
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/** LOCAL DATA **/
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/** ************************************************************************ **/
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static char module_name[] = "ModuleCmd_Refresh.c"; /** File name of this module **/
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#if WITH_DEBUGGING_MODULECMD
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static char _proc_ModuleCmd_Refresh[] = "ModuleCmd_Refresh";
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#endif
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/** ************************************************************************ **/
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/** PROTOTYPES **/
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/** ************************************************************************ **/
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/** not applicable **/
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/*++++
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** ** Function-Header ***************************************************** **
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** **
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** Function: ModuleCmd_Refresh **
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** **
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** Description: Execution of the module-command 'refresh' **
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** Does only the non-persistent modules settings **
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** (aliases) **
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** **
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** First Edition: 2005/06/02 **
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** **
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** Parameters: Tcl_Interp *interp Attached Tcl Interp. **
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** char *argv[] Argument list **
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** **
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** Result: int TCL_ERROR Failure **
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** TCL_OK Successfull operation **
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** **
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** Attached Globals: specified_module The module name
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** g_flags These are set up accordingly before **
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** this function is called in order to **
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** control everything **
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** g_current_module The module which is handled **
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** by the current command **
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** **
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** ************************************************************************ **
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++++*/
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int ModuleCmd_Refresh( Tcl_Interp *interp,
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int argc,
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char *argv[])
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{
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Tcl_Interp *refr_interp;
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Tcl_DString cmdbuf;
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int i,
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result,
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count;
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char *list[ MOD_BUFSIZE];
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char *files[ MOD_BUFSIZE];
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char *lmenv;
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char *loaded;
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#if WITH_DEBUGGING_MODULECMD
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ErrorLogger( NO_ERR_START, LOC, _proc_ModuleCmd_Refresh, NULL);
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#endif
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/**
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** Begin by getting the list of loaded modules.
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**/
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loaded = getenv( "LOADEDMODULES" );
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if (!loaded || !*loaded)
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goto success0;
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loaded = strdup(loaded);
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if( !loaded )
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if( OK != ErrorLogger( ERR_ALLOC, LOC, NULL))
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goto unwind0;
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if (!(lmenv = getLMFILES(interp))) {
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if ( OK != ErrorLogger( ERR_MODULE_PATH, LOC, NULL))
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goto unwind1;
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else
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goto success1;
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}
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if (*lmenv == '\0')
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goto success1;
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count = 1;
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for( list[ 0] = xstrtok( loaded, ":");
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list[ count] = xstrtok( NULL, ":");
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count++ );
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count = 1;
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for( files[ 0] = xstrtok( lmenv, ":");
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files[ count] = xstrtok( NULL, ":");
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count++ );
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/**
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** Initialize the command buffer and set up the modules flag
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** to 'non-persist only'
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**/
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Tcl_DStringInit( &cmdbuf);
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g_flags |= M_NONPERSIST;
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/**
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** Handle each loaded module file. Create a Tcl interpreter for each
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** module file to be handled and initialize it with custom module commands
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**/
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for(i=0; i < count && list[i]; i++) {
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/**
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** Set the name of the current module
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**/
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g_specified_module = list[i];
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refr_interp = Tcl_CreateInterp();
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if ( TCL_OK != (result = InitializeModuleCommands ( refr_interp ))) {
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Tcl_DeleteInterp( refr_interp );
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null_free((void *) &loaded);
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return (result);
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}
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/**
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** Execute the module
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**/
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g_current_module = list[i];
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result = CallModuleProcedure( refr_interp, &cmdbuf, files[i],
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"ModulesNonPersist", 0);
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/**
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** Remove the Tcl interpreter ...
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**/
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Tcl_DeleteInterp( refr_interp);
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} /** for **/
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/**
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** Leave the 'nonpersist mode', free up what has been used and return
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**/
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g_flags &= ~M_NONPERSIST;
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Tcl_DStringFree( &cmdbuf);
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success1:
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null_free((void *) &loaded);
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success0:
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#if WITH_DEBUGGING_MODULECMD
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ErrorLogger( NO_ERR_END, LOC, _proc_ModuleCmd_Refresh, NULL);
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#endif
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return( TCL_OK); /** -------- EXIT (SUCCESS) -------> **/
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unwind1:
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null_free((void *) &loaded);
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unwind0:
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return( TCL_ERROR ); /** -------- EXIT (FAILURE) -------> **/
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} /** End of 'ModuleCmd_Refresh' **/
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