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599 lines
33 KiB
HTML
599 lines
33 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<!-- This HTML file generated by cxref (version 1.6a). -->
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<!-- cxref program (c) Andrew M. Bishop 1995,96,97,98,99,2000,01,02,03,04,05. -->
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<!--
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Cxref: cxref -block-comments -verbatim-comments -xref-all -index-all -html-src -Oxref cmdConflict.c
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CPP : cxref-cpp -lang-c -C -dD -dI
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-->
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<HTML>
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<HEAD>
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<TITLE>Source File cmdConflict.c</TITLE>
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<LINK rel="stylesheet" href="cxref.css" type="text/css">
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</HEAD>
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<BODY>
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<pre>
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<a name="line1">1 |</a> /*****
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<a name="line2">2 |</a> ** ** Module Header ******************************************************* **
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<a name="line3">3 |</a> ** **
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<a name="line4">4 |</a> ** Modules Revision 3.0 **
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<a name="line5">5 |</a> ** Providing a flexible user environment **
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<a name="line6">6 |</a> ** **
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<a name="line7">7 |</a> ** File: cmdConflict.c **
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<a name="line8">8 |</a> ** First Edition: 1991/10/23 **
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<a name="line9">9 |</a> ** **
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<a name="line10">10 |</a> ** Authors: John Furlan, jlf@behere.com **
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<a name="line11">11 |</a> ** Jens Hamisch, jens@Strawberry.COM **
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<a name="line12">12 |</a> ** **
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<a name="line13">13 |</a> ** Description: The Tcl conflict and prereq commands. **
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<a name="line14">14 |</a> ** **
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<a name="line15">15 |</a> ** Exports: cmdConflict **
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<a name="line16">16 |</a> ** cmdPrereq **
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<a name="line17">17 |</a> ** **
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<a name="line18">18 |</a> ** Notes: **
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<a name="line19">19 |</a> ** **
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<a name="line20">20 |</a> ** ************************************************************************ **
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<a name="line21">21 |</a> ****/
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<a name="line22">22 |</a>
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<a name="line23">23 |</a> /** ** Copyright *********************************************************** **
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<a name="line24">24 |</a> ** **
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<a name="line25">25 |</a> ** Copyright 1991-1994 by John L. Furlan. **
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<a name="line26">26 |</a> ** see LICENSE.GPL, which must be provided, for details **
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<a name="line27">27 |</a> ** **
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<a name="line28">28 |</a> ** ************************************************************************ **/
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<a name="line29">29 |</a>
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<a name="line30">30 |</a> static char Id[] = "@(#)$Id: cmdConflict.c.src.html,v 1.6 2006/01/18 05:35:11 rkowen Exp $";
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<a name="line31">31 |</a> static void *UseId[] = { &UseId, Id };
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<a name="line32">32 |</a>
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<a name="line33">33 |</a> /** ************************************************************************ **/
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<a name="line34">34 |</a> /** HEADERS **/
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<a name="line35">35 |</a> /** ************************************************************************ **/
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<a name="line36">36 |</a>
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<a name="line37">37 |</a> #include "modules_def.h"
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<a name="line38">38 |</a>
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<a name="line39">39 |</a> /** ************************************************************************ **/
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<a name="line40">40 |</a> /** LOCAL DATATYPES **/
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<a name="line41">41 |</a> /** ************************************************************************ **/
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<a name="line42">42 |</a>
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<a name="line43">43 |</a> /** not applicable **/
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<a name="line44">44 |</a>
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<a name="line45">45 |</a> /** ************************************************************************ **/
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<a name="line46">46 |</a> /** CONSTANTS **/
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<a name="line47">47 |</a> /** ************************************************************************ **/
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<a name="line48">48 |</a>
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<a name="line49">49 |</a> /** not applicable **/
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<a name="line50">50 |</a>
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<a name="line51">51 |</a> /** ************************************************************************ **/
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<a name="line52">52 |</a> /** MACROS **/
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<a name="line53">53 |</a> /** ************************************************************************ **/
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<a name="line54">54 |</a>
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<a name="line55">55 |</a> /** not applicable **/
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<a name="line56">56 |</a>
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<a name="line57">57 |</a> /** ************************************************************************ **/
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<a name="line58">58 |</a> /** LOCAL DATA **/
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<a name="line59">59 |</a> /** ************************************************************************ **/
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<a name="line60">60 |</a>
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<a name="line61">61 |</a> static char error_module[ MOD_BUFSIZE];
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<a name="line62">62 |</a> static char module_name[] = "cmdConflict.c"; /** File name of this module **/
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<a name="line63">63 |</a> #if WITH_DEBUGGING_UTIL
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<a name="line64">64 |</a> static char _proc_checkConflict[] = "checkConflict";
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<a name="line65">65 |</a> #endif
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<a name="line66">66 |</a> #if WITH_DEBUGGING_CALLBACK
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<a name="line67">67 |</a> static char _proc_cmdConflict[] = "cmdConflict";
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<a name="line68">68 |</a> static char _proc_cmdPrereq[] = "cmdPrereq";
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<a name="line69">69 |</a> #endif
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<a name="line70">70 |</a>
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<a name="line71">71 |</a> /** ************************************************************************ **/
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<a name="line72">72 |</a> /** PROTOTYPES **/
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<a name="line73">73 |</a> /** ************************************************************************ **/
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<a name="line74">74 |</a>
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<a name="line75">75 |</a> /** not applicable **/
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<a name="line76">76 |</a>
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<a name="line77">77 |</a>
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<a name="line78">78 |</a> /*++++
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<a name="line79">79 |</a> ** ** Function-Header ***************************************************** **
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<a name="line80">80 |</a> ** **
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<a name="line81">81 |</a> ** Function: checkConflict **
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<a name="line82">82 |</a> ** **
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<a name="line83">83 |</a> ** Description: Check whether the 'g_current_module' is in the list **
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<a name="line84">84 |</a> ** of passed modules **
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<a name="line85">85 |</a> ** **
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<a name="line86">86 |</a> ** First Edition: 1991/10/23 **
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<a name="line87">87 |</a> ** **
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<a name="line88">88 |</a> ** Parameters: Tcl_Interp *interp According Tcl interp.**
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<a name="line89">89 |</a> ** char *path Modulepath to be chk.**
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<a name="line90">90 |</a> ** char **modulelist List of loaded mod. **
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<a name="line91">91 |</a> ** int nummodules Number of loaded mod.**
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<a name="line92">92 |</a> ** **
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<a name="line93">93 |</a> ** Result: int TCL_OK Successfull completion **
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<a name="line94">94 |</a> ** TCL_ERROR Any error **
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<a name="line95">95 |</a> ** **
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<a name="line96">96 |</a> ** Attached Globals: g_flags These are set up accordingly before **
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<a name="line97">97 |</a> ** this function is called in order to **
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<a name="line98">98 |</a> ** control everything **
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<a name="line99">99 |</a> ** **
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<a name="line100">100 |</a> ** g_current_module Module to check for **
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<a name="line101">101 |</a> ** **
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<a name="line102">102 |</a> ** ************************************************************************ **
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<a name="line103">103 |</a> ++++*/
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<a name="line104">104 |</a>
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<a name="line105">105 |</a> static int checkConflict( Tcl_Interp *interp,
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<a name="line106">106 |</a> char *path,
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<a name="line107">107 |</a> char **modulelist,
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<a name="line108">108 |</a> unsigned int nummodules)
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<a name="line109">109 |</a> {
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<a name="line110">110 |</a> char **new_modulelist;
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<a name="line111">111 |</a> int new_nummodules, k;
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<a name="line112">112 |</a> struct stat stat_info;
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<a name="line113">113 |</a> char *buffer;
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<a name="line114">114 |</a>
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<a name="line115">115 |</a> #if WITH_DEBUGGING_UTIL
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<a name="line116">116 |</a> ErrorLogger( NO_ERR_START, LOC, _proc_checkConflict, NULL);
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<a name="line117">117 |</a> #endif
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<a name="line118">118 |</a>
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<a name="line119">119 |</a> memset( error_module, '\0', MOD_BUFSIZE);
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<a name="line120">120 |</a>
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<a name="line121">121 |</a> /**
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<a name="line122">122 |</a> ** Check all modules passed to me as parameter
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<a name="line123">123 |</a> ** At first clarify if they really so exist ...
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<a name="line124">124 |</a> **/
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<a name="line125">125 |</a>
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<a name="line126">126 |</a> for( k=0; k<nummodules; k++) {
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<a name="line127">127 |</a>
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<a name="line128">128 |</a> if ((char *) NULL == (buffer = stringer(NULL,0,
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<a name="line129">129 |</a> path,"/", modulelist[k], NULL)))
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<a name="line130">130 |</a> if( OK != ErrorLogger( ERR_STRING, LOC,NULL))
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<a name="line131">131 |</a> goto unwind0;
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<a name="line132">132 |</a>
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<a name="line133">133 |</a> if( stat( buffer, &stat_info) < 0) {
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<a name="line134">134 |</a> if( OK != ErrorLogger( ERR_FILEINDIR,LOC,modulelist[k], path,NULL))
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<a name="line135">135 |</a> if ((char *) NULL == stringer(error_module,MOD_BUFSIZE,
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<a name="line136">136 |</a> modulelist[k], NULL))
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<a name="line137">137 |</a> if( OK != ErrorLogger( ERR_STRING, LOC,NULL))
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<a name="line138">138 |</a> goto unwind1;
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<a name="line139">139 |</a> goto unwind1;
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<a name="line140">140 |</a> }
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<a name="line141">141 |</a>
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<a name="line142">142 |</a> /**
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<a name="line143">143 |</a> ** Is it a directory what has been passed? If it is, list the
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<a name="line144">144 |</a> ** according directory and call myself recursivly in order to
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<a name="line145">145 |</a> **/
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<a name="line146">146 |</a>
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<a name="line147">147 |</a> if( S_ISDIR( stat_info.st_mode)) {
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<a name="line148">148 |</a>
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<a name="line149">149 |</a> if( NULL == (new_modulelist = SortedDirList( interp, path,
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<a name="line150">150 |</a> modulelist[k], &new_nummodules)))
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<a name="line151">151 |</a> continue;
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<a name="line152">152 |</a>
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<a name="line153">153 |</a> if( TCL_ERROR == checkConflict( interp, path, new_modulelist,
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<a name="line154">154 |</a> new_nummodules)) {
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<a name="line155">155 |</a> FreeList( new_modulelist, new_nummodules);
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<a name="line156">156 |</a> goto unwind1;
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<a name="line157">157 |</a> }
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<a name="line158">158 |</a>
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<a name="line159">159 |</a> FreeList( new_modulelist, new_nummodules);
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<a name="line160">160 |</a>
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<a name="line161">161 |</a> /**
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<a name="line162">162 |</a> ** If it isn't a directory, check the current one for to be the
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<a name="line163">163 |</a> ** required module file
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<a name="line164">164 |</a> **/
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<a name="line165">165 |</a>
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<a name="line166">166 |</a> } else {
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<a name="line167">167 |</a>
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<a name="line168">168 |</a> if( IsLoaded_ExactMatch( interp, modulelist[k], NULL, NULL) &&
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<a name="line169">169 |</a> strcmp( g_current_module, modulelist[k])) {
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<a name="line170">170 |</a>
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<a name="line171">171 |</a> /**
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<a name="line172">172 |</a> ** Save the name of the offending module in a buffer
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<a name="line173">173 |</a> ** for reporting purposes when we get back to the top.
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<a name="line174">174 |</a> **/
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<a name="line175">175 |</a>
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<a name="line176">176 |</a> if ((char *) NULL == stringer(error_module,MOD_BUFSIZE,
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<a name="line177">177 |</a> modulelist[k], NULL))
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<a name="line178">178 |</a> if( OK != ErrorLogger( ERR_STRING, LOC,NULL))
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<a name="line179">179 |</a> goto unwind1;
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<a name="line180">180 |</a> goto unwind1;
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<a name="line181">181 |</a> }
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<a name="line182">182 |</a>
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<a name="line183">183 |</a> } /** if( directory) **/
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<a name="line184">184 |</a> } /** for **/
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<a name="line185">185 |</a>
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<a name="line186">186 |</a> #if WITH_DEBUGGING_UTIL
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<a name="line187">187 |</a> ErrorLogger( NO_ERR_END, LOC, _proc_checkConflict, NULL);
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<a name="line188">188 |</a> #endif
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<a name="line189">189 |</a> /**
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<a name="line190">190 |</a> ** free resources
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<a name="line191">191 |</a> **/
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<a name="line192">192 |</a> null_free((void *) &buffer);
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<a name="line193">193 |</a>
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<a name="line194">194 |</a> return( TCL_OK); /** -------- EXIT (SUCCESS) -------> **/
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<a name="line195">195 |</a>
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<a name="line196">196 |</a> unwind1:
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<a name="line197">197 |</a> null_free((void *) &buffer);
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<a name="line198">198 |</a> unwind0:
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<a name="line199">199 |</a> return( TCL_ERROR); /** -------- EXIT (FAILURE) -------> **/
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<a name="line200">200 |</a>
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<a name="line201">201 |</a> } /** End of 'checkConflict' **/
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<a name="line202">202 |</a>
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<a name="line203">203 |</a> /*++++
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<a name="line204">204 |</a> ** ** Function-Header ***************************************************** **
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<a name="line205">205 |</a> ** **
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<a name="line206">206 |</a> ** Function: cmdConflict **
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<a name="line207">207 |</a> ** **
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<a name="line208">208 |</a> ** Description: Callback function for 'confilct' **
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<a name="line209">209 |</a> ** **
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<a name="line210">210 |</a> ** First Edition: 1991/10/23 **
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<a name="line211">211 |</a> ** **
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<a name="line212">212 |</a> ** Parameters: ClientData client_data **
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<a name="line213">213 |</a> ** Tcl_Interp *interp According Tcl interp.**
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<a name="line214">214 |</a> ** int argc Number of arguments **
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<a name="line215">215 |</a> ** char *argv[] Argument array **
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<a name="line216">216 |</a> ** **
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<a name="line217">217 |</a> ** Result: int TCL_OK Successfull completion **
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<a name="line218">218 |</a> ** TCL_ERROR Any error **
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<a name="line219">219 |</a> ** **
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<a name="line220">220 |</a> ** Attached Globals: g_flags These are set up accordingly before **
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<a name="line221">221 |</a> ** this function is called in order to **
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<a name="line222">222 |</a> ** control everything **
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<a name="line223">223 |</a> ** **
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<a name="line224">224 |</a> ** ************************************************************************ **
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<a name="line225">225 |</a> ++++*/
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<a name="line226">226 |</a>
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<a name="line227">227 |</a> int cmdConflict( ClientData client_data,
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<a name="line228">228 |</a> Tcl_Interp *interp,
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<a name="line229">229 |</a> int argc,
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<a name="line230">230 |</a> CONST84 char *argv[])
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<a name="line231">231 |</a> {
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<a name="line232">232 |</a> char **pathlist, /** List of module-pathes **/
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<a name="line233">233 |</a> **modulelist; /** List of modules **/
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<a name="line234">234 |</a> char *modulepath; /** Contents of MODULEPATH **/
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<a name="line235">235 |</a> int i, j, /** Loop counters **/
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<a name="line236">236 |</a> numpaths, nummodules;/** Size of the according arrays **/
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<a name="line237">237 |</a>
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<a name="line238">238 |</a> #if WITH_DEBUGGING_CALLBACK
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<a name="line239">239 |</a> ErrorLogger( NO_ERR_START, LOC, _proc_cmdConflict, NULL);
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<a name="line240">240 |</a> #endif
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<a name="line241">241 |</a>
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<a name="line242">242 |</a> /**
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<a name="line243">243 |</a> ** Whatis mode
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<a name="line244">244 |</a> **/
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<a name="line245">245 |</a>
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<a name="line246">246 |</a> if( g_flags & (M_WHATIS | M_HELP))
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<a name="line247">247 |</a> goto success0;
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<a name="line248">248 |</a>
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<a name="line249">249 |</a> /**
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<a name="line250">250 |</a> ** Check the parameters. Usage is 'conflict <module> [<module> ...]'
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<a name="line251">251 |</a> **/
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<a name="line252">252 |</a>
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<a name="line253">253 |</a> if( argc < 2)
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<a name="line254">254 |</a> if( OK != ErrorLogger( ERR_USAGE, LOC, argv[0],
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<a name="line255">255 |</a> "conflicting-modulefiles", NULL))
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<a name="line256">256 |</a> goto unwind0;
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<a name="line257">257 |</a>
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<a name="line258">258 |</a> /**
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<a name="line259">259 |</a> ** There will be no conflicts in case of switch or unload
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<a name="line260">260 |</a> **/
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<a name="line261">261 |</a>
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<a name="line262">262 |</a> if( g_flags & (M_REMOVE | M_SWITCH))
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<a name="line263">263 |</a> goto success0;
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<a name="line264">264 |</a>
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<a name="line265">265 |</a> /**
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<a name="line266">266 |</a> ** Load the MODULEPATH and split it into a list of paths. Assume success
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<a name="line267">267 |</a> ** if no list to be built...
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<a name="line268">268 |</a> **/
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<a name="line269">269 |</a> if((char *) NULL == (modulepath = xgetenv( "MODULEPATH")))
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<a name="line270">270 |</a> if( OK != ErrorLogger( ERR_MODULE_PATH, LOC, NULL))
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<a name="line271">271 |</a> goto unwind0;
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<a name="line272">272 |</a>
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<a name="line273">273 |</a> if((char **) NULL==(pathlist=SplitIntoList(interp, modulepath, &numpaths)))
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<a name="line274">274 |</a> goto success1;
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<a name="line275">275 |</a>
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<a name="line276">276 |</a> /**
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<a name="line277">277 |</a> ** Non-persist mode?
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<a name="line278">278 |</a> **/
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<a name="line279">279 |</a>
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<a name="line280">280 |</a> if (g_flags & M_NONPERSIST) {
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<a name="line281">281 |</a> return (TCL_OK);
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<a name="line282">282 |</a> }
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<a name="line283">283 |</a>
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<a name="line284">284 |</a> /**
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<a name="line285">285 |</a> ** Display?
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<a name="line286">286 |</a> **/
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<a name="line287">287 |</a>
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<a name="line288">288 |</a> if( g_flags & M_DISPLAY) {
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<a name="line289">289 |</a> fprintf( stderr, "%s\t ", argv[ 0]);
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<a name="line290">290 |</a> while( --argc)
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<a name="line291">291 |</a> fprintf( stderr, "%s ", *++argv);
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<a name="line292">292 |</a> fprintf( stderr, "\n");
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<a name="line293">293 |</a> goto success2;
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<a name="line294">294 |</a> }
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|
<a name="line295">295 |</a>
|
|
<a name="line296">296 |</a> /**
|
|
<a name="line297">297 |</a> ** Now check/display all passed modules ...
|
|
<a name="line298">298 |</a> **/
|
|
<a name="line299">299 |</a>
|
|
<a name="line300">300 |</a> for( i=1; i<argc && argv[i]; i++) {
|
|
<a name="line301">301 |</a> for( j = 0; j < numpaths; j++) {
|
|
<a name="line302">302 |</a>
|
|
<a name="line303">303 |</a> if((char **)NULL == (modulelist = SortedDirList(interp,
|
|
<a name="line304">304 |</a> pathlist[j], (char *) argv[i], &nummodules)))
|
|
<a name="line305">305 |</a> continue; /** not browseable **/
|
|
<a name="line306">306 |</a>
|
|
<a name="line307">307 |</a> /**
|
|
<a name="line308">308 |</a> ** Actually checking for conflicts is done here
|
|
<a name="line309">309 |</a> **/
|
|
<a name="line310">310 |</a> if( TCL_ERROR == checkConflict( interp, pathlist[j], modulelist,
|
|
<a name="line311">311 |</a> nummodules))
|
|
<a name="line312">312 |</a> if( OK != ErrorLogger( ERR_CONFLICT, LOC, g_current_module,
|
|
<a name="line313">313 |</a> error_module, NULL)) {
|
|
<a name="line314">314 |</a> FreeList( modulelist, nummodules);
|
|
<a name="line315">315 |</a> goto unwind2;
|
|
<a name="line316">316 |</a> }
|
|
<a name="line317">317 |</a>
|
|
<a name="line318">318 |</a> /**
|
|
<a name="line319">319 |</a> ** Free the list of modules used in the loops body above.
|
|
<a name="line320">320 |</a> **/
|
|
<a name="line321">321 |</a> FreeList( modulelist, nummodules);
|
|
<a name="line322">322 |</a>
|
|
<a name="line323">323 |</a> } /** for( j) **/
|
|
<a name="line324">324 |</a> } /** for( i) **/
|
|
<a name="line325">325 |</a>
|
|
<a name="line326">326 |</a> #if WITH_DEBUGGING_CALLBACK
|
|
<a name="line327">327 |</a> ErrorLogger( NO_ERR_END, LOC, _proc_cmdConflict, NULL);
|
|
<a name="line328">328 |</a> #endif
|
|
<a name="line329">329 |</a>
|
|
<a name="line330">330 |</a> /**
|
|
<a name="line331">331 |</a> ** free resources
|
|
<a name="line332">332 |</a> **/
|
|
<a name="line333">333 |</a> success2:
|
|
<a name="line334">334 |</a> FreeList( pathlist, numpaths);
|
|
<a name="line335">335 |</a> success1:
|
|
<a name="line336">336 |</a> null_free((void *) &modulepath);
|
|
<a name="line337">337 |</a> success0:
|
|
<a name="line338">338 |</a> return( TCL_OK); /** -------- EXIT (SUCCESS) -------> **/
|
|
<a name="line339">339 |</a>
|
|
<a name="line340">340 |</a> unwind2:
|
|
<a name="line341">341 |</a> FreeList( pathlist, numpaths);
|
|
<a name="line342">342 |</a> unwind1:
|
|
<a name="line343">343 |</a> null_free((void *) &modulepath);
|
|
<a name="line344">344 |</a> unwind0:
|
|
<a name="line345">345 |</a> return( TCL_ERROR); /** -------- EXIT (FAILURE) -------> **/
|
|
<a name="line346">346 |</a>
|
|
<a name="line347">347 |</a> } /** End of 'cmdConflict' **/
|
|
<a name="line348">348 |</a>
|
|
<a name="line349">349 |</a> /*++++
|
|
<a name="line350">350 |</a> ** ** Function-Header ***************************************************** **
|
|
<a name="line351">351 |</a> ** **
|
|
<a name="line352">352 |</a> ** Function: cmdPrereq **
|
|
<a name="line353">353 |</a> ** **
|
|
<a name="line354">354 |</a> ** Description: Callback function for 'prereq' **
|
|
<a name="line355">355 |</a> ** **
|
|
<a name="line356">356 |</a> ** First Edition: 1991/10/23 **
|
|
<a name="line357">357 |</a> ** **
|
|
<a name="line358">358 |</a> ** Parameters: ClientData client_data **
|
|
<a name="line359">359 |</a> ** Tcl_Interp *interp According Tcl interp.**
|
|
<a name="line360">360 |</a> ** int argc Number of arguments **
|
|
<a name="line361">361 |</a> ** char *argv[] Argument array **
|
|
<a name="line362">362 |</a> ** **
|
|
<a name="line363">363 |</a> ** Result: int TCL_OK Successfull completion **
|
|
<a name="line364">364 |</a> ** TCL_ERROR Any error **
|
|
<a name="line365">365 |</a> ** **
|
|
<a name="line366">366 |</a> ** Attached Globals: g_flags These are set up accordingly before **
|
|
<a name="line367">367 |</a> ** this function is called in order to **
|
|
<a name="line368">368 |</a> ** control everything **
|
|
<a name="line369">369 |</a> ** **
|
|
<a name="line370">370 |</a> ** ************************************************************************ **
|
|
<a name="line371">371 |</a> ++++*/
|
|
<a name="line372">372 |</a>
|
|
<a name="line373">373 |</a> int cmdPrereq( ClientData client_data,
|
|
<a name="line374">374 |</a> Tcl_Interp *interp,
|
|
<a name="line375">375 |</a> int argc,
|
|
<a name="line376">376 |</a> CONST84 char *argv[])
|
|
<a name="line377">377 |</a> {
|
|
<a name="line378">378 |</a> char ***savedlists = (char ***) NULL;
|
|
<a name="line379">379 |</a> int *savedlens = (int *) NULL;
|
|
<a name="line380">380 |</a> char **pathlist,
|
|
<a name="line381">381 |</a> **modulelist,
|
|
<a name="line382">382 |</a> *modulepath,
|
|
<a name="line383">383 |</a> *notloaded_flag = (char *) argv[1];
|
|
<a name="line384">384 |</a> int i, j, k, numpaths, nummodules, listcnt = 0,
|
|
<a name="line385">385 |</a> Result = TCL_OK;
|
|
<a name="line386">386 |</a> char buffer[ MOD_BUFSIZE];
|
|
<a name="line387">387 |</a>
|
|
<a name="line388">388 |</a> #if WITH_DEBUGGING_CALLBACK
|
|
<a name="line389">389 |</a> ErrorLogger( NO_ERR_START, LOC, _proc_cmdPrereq, NULL);
|
|
<a name="line390">390 |</a> #endif
|
|
<a name="line391">391 |</a>
|
|
<a name="line392">392 |</a> /**
|
|
<a name="line393">393 |</a> ** Parameter check. Usage is 'prereq <module> [<module> ...]'
|
|
<a name="line394">394 |</a> **/
|
|
<a name="line395">395 |</a>
|
|
<a name="line396">396 |</a> if( argc < 2)
|
|
<a name="line397">397 |</a> if( OK != ErrorLogger( ERR_USAGE, LOC, argv[0],
|
|
<a name="line398">398 |</a> "prerequsite-modules", NULL))
|
|
<a name="line399">399 |</a> goto unwind0;
|
|
<a name="line400">400 |</a>
|
|
<a name="line401">401 |</a> /**
|
|
<a name="line402">402 |</a> ** There's no prerequisite check in case of removal
|
|
<a name="line403">403 |</a> **/
|
|
<a name="line404">404 |</a>
|
|
<a name="line405">405 |</a> if( g_flags & (M_REMOVE | M_WHATIS))
|
|
<a name="line406">406 |</a> goto success0;
|
|
<a name="line407">407 |</a>
|
|
<a name="line408">408 |</a>
|
|
<a name="line409">409 |</a> /**
|
|
<a name="line410">410 |</a> ** Non-persist mode?
|
|
<a name="line411">411 |</a> **/
|
|
<a name="line412">412 |</a>
|
|
<a name="line413">413 |</a> if (g_flags & M_NONPERSIST) {
|
|
<a name="line414">414 |</a> return (TCL_OK);
|
|
<a name="line415">415 |</a> }
|
|
<a name="line416">416 |</a>
|
|
<a name="line417">417 |</a> /**
|
|
<a name="line418">418 |</a> ** Display mode
|
|
<a name="line419">419 |</a> **/
|
|
<a name="line420">420 |</a>
|
|
<a name="line421">421 |</a> if( g_flags & M_DISPLAY) {
|
|
<a name="line422">422 |</a> fprintf( stderr, "%s\t ", argv[ 0]);
|
|
<a name="line423">423 |</a> while( --argc)
|
|
<a name="line424">424 |</a> fprintf( stderr, "%s ", *++argv);
|
|
<a name="line425">425 |</a> fprintf( stderr, "\n");
|
|
<a name="line426">426 |</a> goto success0;
|
|
<a name="line427">427 |</a> }
|
|
<a name="line428">428 |</a>
|
|
<a name="line429">429 |</a> /**
|
|
<a name="line430">430 |</a> ** Load the MODULEPATH and split it into a list of paths. Assume success
|
|
<a name="line431">431 |</a> ** if no list to be built...
|
|
<a name="line432">432 |</a> **/
|
|
<a name="line433">433 |</a> if((char *) NULL == (modulepath = xgetenv( "MODULEPATH")))
|
|
<a name="line434">434 |</a> if( OK != ErrorLogger( ERR_MODULE_PATH, LOC, NULL))
|
|
<a name="line435">435 |</a> goto unwind0;
|
|
<a name="line436">436 |</a>
|
|
<a name="line437">437 |</a> #if WITH_DEBUGGING_CALLBACK_1
|
|
<a name="line438">438 |</a> ErrorLogger( NO_ERR_DEBUG, LOC, "Got modulepath: '", modulepath, "'", NULL);
|
|
<a name="line439">439 |</a> #endif
|
|
<a name="line440">440 |</a>
|
|
<a name="line441">441 |</a> if((char **) NULL==(pathlist=SplitIntoList(interp, modulepath, &numpaths)))
|
|
<a name="line442">442 |</a> goto success1;
|
|
<a name="line443">443 |</a>
|
|
<a name="line444">444 |</a> /**
|
|
<a name="line445">445 |</a> ** Allocate memory for the lists of conflict modules
|
|
<a name="line446">446 |</a> **/
|
|
<a name="line447">447 |</a> if((char ***) NULL==(savedlists=(char***) malloc(numpaths * (argc - 1)
|
|
<a name="line448">448 |</a> * sizeof(char**))))
|
|
<a name="line449">449 |</a> if( OK != ErrorLogger( ERR_ALLOC, LOC, NULL))
|
|
<a name="line450">450 |</a> goto unwind1;
|
|
<a name="line451">451 |</a>
|
|
<a name="line452">452 |</a> if((int *) NULL == (savedlens = (int*) malloc(numpaths * (argc - 1)
|
|
<a name="line453">453 |</a> * sizeof( int))))
|
|
<a name="line454">454 |</a> if( OK != ErrorLogger( ERR_ALLOC, LOC, NULL))
|
|
<a name="line455">455 |</a> goto unwind2;
|
|
<a name="line456">456 |</a>
|
|
<a name="line457">457 |</a> /**
|
|
<a name="line458">458 |</a> ** Check/Display all passed modules
|
|
<a name="line459">459 |</a> **/
|
|
<a name="line460">460 |</a>
|
|
<a name="line461">461 |</a> #if WITH_DEBUGGING_CALLBACK_1
|
|
<a name="line462">462 |</a> ErrorLogger( NO_ERR_DEBUG, LOC, "Scanning all ", (sprintf( buffer, "%d",
|
|
<a name="line463">463 |</a> numpaths), buffer), "modulepaths", NULL);
|
|
<a name="line464">464 |</a> #endif
|
|
<a name="line465">465 |</a>
|
|
<a name="line466">466 |</a> for( i=1; i<argc && argv[i] && notloaded_flag; i++) {
|
|
<a name="line467">467 |</a> for( j = 0; j < numpaths && notloaded_flag; j++) {
|
|
<a name="line468">468 |</a>
|
|
<a name="line469">469 |</a> if((char **) NULL == (modulelist = SortedDirList(interp,pathlist[j],
|
|
<a name="line470">470 |</a> (char *) argv[i], &nummodules)))
|
|
<a name="line471">471 |</a> continue;
|
|
<a name="line472">472 |</a>
|
|
<a name="line473">473 |</a> /**
|
|
<a name="line474">474 |</a> ** save the list of file to be printed in case of missing pre-
|
|
<a name="line475">475 |</a> ** requisites or
|
|
<a name="line476">476 |</a> **/
|
|
<a name="line477">477 |</a>
|
|
<a name="line478">478 |</a> #if WITH_DEBUGGING_CALLBACK_1
|
|
<a name="line479">479 |</a> ErrorLogger( NO_ERR_DEBUG, LOC, "Save directory list. # = ",
|
|
<a name="line480">480 |</a> (sprintf( buffer, "%d", listcnt), buffer), NULL);
|
|
<a name="line481">481 |</a> #endif
|
|
<a name="line482">482 |</a>
|
|
<a name="line483">483 |</a> savedlens[ listcnt] = nummodules;
|
|
<a name="line484">484 |</a> savedlists[ listcnt++] = modulelist;
|
|
<a name="line485">485 |</a>
|
|
<a name="line486">486 |</a> /**
|
|
<a name="line487">487 |</a> ** Now actually check if the prerequisites are fullfilled
|
|
<a name="line488">488 |</a> ** The notloaded_flag controls the exit from both loops in case
|
|
<a name="line489">489 |</a> ** a prerequisite is missing.
|
|
<a name="line490">490 |</a> **/
|
|
<a name="line491">491 |</a>
|
|
<a name="line492">492 |</a> for( k=0; k < nummodules && notloaded_flag; k++) {
|
|
<a name="line493">493 |</a> if( !IsLoaded( interp, modulelist[k], NULL, NULL)) {
|
|
<a name="line494">494 |</a> notloaded_flag = (char *) argv[i];
|
|
<a name="line495">495 |</a> } else {
|
|
<a name="line496">496 |</a> notloaded_flag = NULL;
|
|
<a name="line497">497 |</a> }
|
|
<a name="line498">498 |</a> }
|
|
<a name="line499">499 |</a> } /** for( j) **/
|
|
<a name="line500">500 |</a> } /** for( i) **/
|
|
<a name="line501">501 |</a>
|
|
<a name="line502">502 |</a> #if WITH_DEBUGGING_CALLBACK_1
|
|
<a name="line503">503 |</a> ErrorLogger( NO_ERR_DEBUG, LOC, "Done. Missing prerequisite: '",
|
|
<a name="line504">504 |</a> (notloaded_flag ? notloaded_flag : "none"), "'", NULL);
|
|
<a name="line505">505 |</a> #endif
|
|
<a name="line506">506 |</a>
|
|
<a name="line507">507 |</a> /**
|
|
<a name="line508">508 |</a> ** Display an error message if this was *NOT* display mode and a
|
|
<a name="line509">509 |</a> ** missing prerequisite has been found
|
|
<a name="line510">510 |</a> **/
|
|
<a name="line511">511 |</a> if( notloaded_flag) {
|
|
<a name="line512">512 |</a>
|
|
<a name="line513">513 |</a> /**
|
|
<a name="line514">514 |</a> ** Add the whole list of prerequired module files to the Tcl result
|
|
<a name="line515">515 |</a> ** string
|
|
<a name="line516">516 |</a> **/
|
|
<a name="line517">517 |</a> for( k=0; k<listcnt; k++) {
|
|
<a name="line518">518 |</a> char **listptr = savedlists[k];
|
|
<a name="line519">519 |</a>
|
|
<a name="line520">520 |</a> *buffer = '\0';
|
|
<a name="line521">521 |</a> for( i=0; listptr && i<savedlens[k]; i++, listptr++) {
|
|
<a name="line522">522 |</a> if ((char *) NULL == stringer(
|
|
<a name="line523">523 |</a> buffer + strlen(buffer), MOD_BUFSIZE-strlen(buffer),
|
|
<a name="line524">524 |</a> *listptr, " ", NULL))
|
|
<a name="line525">525 |</a> if( OK != ErrorLogger( ERR_STRING, LOC,NULL)) {
|
|
<a name="line526">526 |</a> FreeList( savedlists[k], savedlens[k]);
|
|
<a name="line527">527 |</a> goto unwind2;
|
|
<a name="line528">528 |</a> }
|
|
<a name="line529">529 |</a> }
|
|
<a name="line530">530 |</a>
|
|
<a name="line531">531 |</a> FreeList( savedlists[k], savedlens[k]);
|
|
<a name="line532">532 |</a> }
|
|
<a name="line533">533 |</a>
|
|
<a name="line534">534 |</a> buffer[strlen(buffer)-1] = '\0'; /* remove last blank */
|
|
<a name="line535">535 |</a>
|
|
<a name="line536">536 |</a> if( OK != ErrorLogger( ERR_PREREQ, LOC, g_current_module, buffer, NULL))
|
|
<a name="line537">537 |</a> Result = TCL_ERROR;
|
|
<a name="line538">538 |</a>
|
|
<a name="line539">539 |</a> } else {
|
|
<a name="line540">540 |</a>
|
|
<a name="line541">541 |</a> /**
|
|
<a name="line542">542 |</a> ** We have to free the saved module names again
|
|
<a name="line543">543 |</a> **/
|
|
<a name="line544">544 |</a>
|
|
<a name="line545">545 |</a> for( k=0; k<listcnt; k++)
|
|
<a name="line546">546 |</a> FreeList( savedlists[k], savedlens[k]);
|
|
<a name="line547">547 |</a>
|
|
<a name="line548">548 |</a> }
|
|
<a name="line549">549 |</a>
|
|
<a name="line550">550 |</a> /**
|
|
<a name="line551">551 |</a> ** Free up the list of prerequisites and return ...
|
|
<a name="line552">552 |</a> **/
|
|
<a name="line553">553 |</a>
|
|
<a name="line554">554 |</a> null_free((void *) &savedlens);
|
|
<a name="line555">555 |</a> null_free((void *) &savedlists);
|
|
<a name="line556">556 |</a>
|
|
<a name="line557">557 |</a> #if WITH_DEBUGGING_CALLBACK
|
|
<a name="line558">558 |</a> ErrorLogger( NO_ERR_END, LOC, _proc_cmdPrereq, NULL);
|
|
<a name="line559">559 |</a> #endif
|
|
<a name="line560">560 |</a>
|
|
<a name="line561">561 |</a> success1:
|
|
<a name="line562">562 |</a> null_free((void *) &modulepath);
|
|
<a name="line563">563 |</a> success0:
|
|
<a name="line564">564 |</a> return( Result); /** -------- EXIT (Result) -------> **/
|
|
<a name="line565">565 |</a>
|
|
<a name="line566">566 |</a> unwind3:
|
|
<a name="line567">567 |</a> null_free((void *) &savedlens);
|
|
<a name="line568">568 |</a> unwind2:
|
|
<a name="line569">569 |</a> null_free((void *) &savedlists);
|
|
<a name="line570">570 |</a> unwind1:
|
|
<a name="line571">571 |</a> null_free((void *) &modulepath);
|
|
<a name="line572">572 |</a> unwind0:
|
|
<a name="line573">573 |</a> return( TCL_ERROR); /** -------- EXIT (FAILURE) -------> **/
|
|
<a name="line574">574 |</a> } /** End of 'cmdPrereq' **/
|
|
</pre>
|
|
|
|
</BODY>
|
|
</HTML>
|