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modules/xref/cmdTrace.c.src.html
rkowen a77d63f1e1 Updated the cxref docs to 3.2.0rc4
2006-01-12 19:30:05 +00:00

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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<a name="line1">1 |</a> /*****
<a name="line2">2 |</a> ** ** Module Header ******************************************************* **
<a name="line3">3 |</a> ** **
<a name="line4">4 |</a> ** Modules Revision 3.0 **
<a name="line5">5 |</a> ** Providing a flexible user environment **
<a name="line6">6 |</a> ** **
<a name="line7">7 |</a> ** File: cmdTrace.c **
<a name="line8">8 |</a> ** First Edition: 1995/12/26 **
<a name="line9">9 |</a> ** **
<a name="line10">10 |</a> ** Authors: Jens Hamisch, jens@Strawberry.COM **
<a name="line11">11 |</a> ** **
<a name="line12">12 |</a> ** Description: The Tcl module-trace routine which provides a con- **
<a name="line13">13 |</a> ** trolling interface to the modulecmd tracing feature **
<a name="line14">14 |</a> ** **
<a name="line15">15 |</a> ** Exports: cmdModuleTrace **
<a name="line16">16 |</a> ** GetTraceSel **
<a name="line17">17 |</a> ** CheckTracing **
<a name="line18">18 |</a> ** CheckTracingList **
<a name="line19">19 |</a> ** **
<a name="line20">20 |</a> ** Notes: **
<a name="line21">21 |</a> ** **
<a name="line22">22 |</a> ** ************************************************************************ **
<a name="line23">23 |</a> ****/
<a name="line24">24 |</a>
<a name="line25">25 |</a> /** ** Copyright *********************************************************** **
<a name="line26">26 |</a> ** **
<a name="line27">27 |</a> ** Copyright 1991-1994 by John L. Furlan. **
<a name="line28">28 |</a> ** see LICENSE.GPL, which must be provided, for details **
<a name="line29">29 |</a> ** **
<a name="line30">30 |</a> ** ************************************************************************ **/
<a name="line31">31 |</a>
<a name="line32">32 |</a> static char Id[] = "@(#)$Id: cmdTrace.c.src.html,v 1.6 2006/01/18 05:35:11 rkowen Exp $";
<a name="line33">33 |</a> static void *UseId[] = { &amp;UseId, Id };
<a name="line34">34 |</a>
<a name="line35">35 |</a> /** ************************************************************************ **/
<a name="line36">36 |</a> /** HEADERS **/
<a name="line37">37 |</a> /** ************************************************************************ **/
<a name="line38">38 |</a>
<a name="line39">39 |</a> #include "modules_def.h"
<a name="line40">40 |</a>
<a name="line41">41 |</a> /** ************************************************************************ **/
<a name="line42">42 |</a> /** LOCAL DATATYPES **/
<a name="line43">43 |</a> /** ************************************************************************ **/
<a name="line44">44 |</a>
<a name="line45">45 |</a> typedef struct _mod_trace {
<a name="line46">46 |</a> char **re_ptr; /** Pointer to the reqular expr. **/
<a name="line47">47 |</a> /** which identifies the command **/
<a name="line48">48 |</a> char const *cmd; /** The spelled command for printing **/
<a name="line49">49 |</a> char *tracing; /** The tracing setup **/
<a name="line50">50 |</a> char alloc; /** Alloc flag **/
<a name="line51">51 |</a> } ModTrace;
<a name="line52">52 |</a>
<a name="line53">53 |</a> /** ************************************************************************ **/
<a name="line54">54 |</a> /** CONSTANTS **/
<a name="line55">55 |</a> /** ************************************************************************ **/
<a name="line56">56 |</a>
<a name="line57">57 |</a> #ifdef WITH_TRACE_LOAD
<a name="line58">58 |</a> # define MOD_TR_LOAD WITH_TRACE_LOAD
<a name="line59">59 |</a> #else
<a name="line60">60 |</a> # define MOD_TR_LOAD _all_off
<a name="line61">61 |</a> #endif
<a name="line62">62 |</a>
<a name="line63">63 |</a> #ifdef WITH_TRACE_UNLOAD
<a name="line64">64 |</a> # define MOD_TR_UNLOAD WITH_TRACE_UNLOAD
<a name="line65">65 |</a> #else
<a name="line66">66 |</a> # define MOD_TR_UNLOAD _all_off
<a name="line67">67 |</a> #endif
<a name="line68">68 |</a>
<a name="line69">69 |</a> #ifdef WITH_TRACE_SWITCH
<a name="line70">70 |</a> # define MOD_TR_SWITCH WITH_TRACE_SWITCH
<a name="line71">71 |</a> #else
<a name="line72">72 |</a> # define MOD_TR_SWITCH _all_off
<a name="line73">73 |</a> #endif
<a name="line74">74 |</a>
<a name="line75">75 |</a> #ifdef WITH_TRACE_DISP
<a name="line76">76 |</a> # define MOD_TR_DISP WITH_TRACE_DISP
<a name="line77">77 |</a> #else
<a name="line78">78 |</a> # define MOD_TR_DISP _all_off
<a name="line79">79 |</a> #endif
<a name="line80">80 |</a>
<a name="line81">81 |</a> #ifdef WITH_TRACE_LIST
<a name="line82">82 |</a> # define MOD_TR_LIST WITH_TRACE_LIST
<a name="line83">83 |</a> #else
<a name="line84">84 |</a> # define MOD_TR_LIST _all_off
<a name="line85">85 |</a> #endif
<a name="line86">86 |</a>
<a name="line87">87 |</a> #ifdef WITH_TRACE_AVAIL
<a name="line88">88 |</a> # define MOD_TR_AVAIL WITH_TRACE_AVAIL
<a name="line89">89 |</a> #else
<a name="line90">90 |</a> # define MOD_TR_AVAIL _all_off
<a name="line91">91 |</a> #endif
<a name="line92">92 |</a>
<a name="line93">93 |</a> #ifdef WITH_TRACE_HELP
<a name="line94">94 |</a> # define MOD_TR_HELP WITH_TRACE_HELP
<a name="line95">95 |</a> #else
<a name="line96">96 |</a> # define MOD_TR_HELP _all_off
<a name="line97">97 |</a> #endif
<a name="line98">98 |</a>
<a name="line99">99 |</a> #ifdef WITH_TRACE_INIT
<a name="line100">100 |</a> # define MOD_TR_INIT WITH_TRACE_INIT
<a name="line101">101 |</a> #else
<a name="line102">102 |</a> # define MOD_TR_INIT _all_off
<a name="line103">103 |</a> #endif
<a name="line104">104 |</a>
<a name="line105">105 |</a> #ifdef WITH_TRACE_USE
<a name="line106">106 |</a> # define MOD_TR_USE WITH_TRACE_USE
<a name="line107">107 |</a> #else
<a name="line108">108 |</a> # define MOD_TR_USE _all_off
<a name="line109">109 |</a> #endif
<a name="line110">110 |</a>
<a name="line111">111 |</a> #ifdef WITH_TRACE_UNUSE
<a name="line112">112 |</a> # define MOD_TR_UNUSE WITH_TRACE_UNUSE
<a name="line113">113 |</a> #else
<a name="line114">114 |</a> # define MOD_TR_UNUSE _all_off
<a name="line115">115 |</a> #endif
<a name="line116">116 |</a>
<a name="line117">117 |</a> #ifdef WITH_TRACE_UPDATE
<a name="line118">118 |</a> # define MOD_TR_UPDATE WITH_TRACE_UPDATE
<a name="line119">119 |</a> #else
<a name="line120">120 |</a> # define MOD_TR_UPDATE _all_off
<a name="line121">121 |</a> #endif
<a name="line122">122 |</a>
<a name="line123">123 |</a> #ifdef WITH_TRACE_PURGE
<a name="line124">124 |</a> # define MOD_TR_PURGE WITH_TRACE_PURGE
<a name="line125">125 |</a> #else
<a name="line126">126 |</a> # define MOD_TR_PURGE _all_off
<a name="line127">127 |</a> #endif
<a name="line128">128 |</a>
<a name="line129">129 |</a> #ifdef WITH_TRACE_CLEAR
<a name="line130">130 |</a> # define MOD_TR_CLEAR WITH_TRACE_CLEAR
<a name="line131">131 |</a> #else
<a name="line132">132 |</a> # define MOD_TR_CLEAR _all_off
<a name="line133">133 |</a> #endif
<a name="line134">134 |</a>
<a name="line135">135 |</a> #ifdef WITH_TRACE_APROPOS
<a name="line136">136 |</a> # define MOD_TR_APROPOS WITH_TRACE_APROPOS
<a name="line137">137 |</a> #else
<a name="line138">138 |</a> # define MOD_TR_APROPOS _all_off
<a name="line139">139 |</a> #endif
<a name="line140">140 |</a>
<a name="line141">141 |</a> #ifdef WITH_TRACE_REFRESH
<a name="line142">142 |</a> # define MOD_TR_REFRESH WITH_TRACE_REFRESH
<a name="line143">143 |</a> #else
<a name="line144">144 |</a> # define MOD_TR_REFRESH _all_off
<a name="line145">145 |</a> #endif
<a name="line146">146 |</a>
<a name="line147">147 |</a> #ifdef WITH_TRACE_WHATIS
<a name="line148">148 |</a> # define MOD_TR_WHATIS WITH_TRACE_WHATIS
<a name="line149">149 |</a> #else
<a name="line150">150 |</a> # define MOD_TR_WHATIS _all_off
<a name="line151">151 |</a> #endif
<a name="line152">152 |</a>
<a name="line153">153 |</a> /** ************************************************************************ **/
<a name="line154">154 |</a> /** MACROS **/
<a name="line155">155 |</a> /** ************************************************************************ **/
<a name="line156">156 |</a>
<a name="line157">157 |</a> /** not applicable **/
<a name="line158">158 |</a>
<a name="line159">159 |</a> /** ************************************************************************ **/
<a name="line160">160 |</a> /** LOCAL DATA **/
<a name="line161">161 |</a> /** ************************************************************************ **/
<a name="line162">162 |</a>
<a name="line163">163 |</a> static char module_name[] = "cmdTrace.c"; /** File name of this module **/
<a name="line164">164 |</a> #if WITH_DEBUGGING_CALLBACK
<a name="line165">165 |</a> static char _proc_cmdModuleTrace[] = "cmdModuleTrace";
<a name="line166">166 |</a> #endif
<a name="line167">167 |</a>
<a name="line168">168 |</a> /**
<a name="line169">169 |</a> ** Tracing strings
<a name="line170">170 |</a> ** contain a colon separated list of 'switch on/switch off' selector for
<a name="line171">171 |</a> ** module files. Each selector beginning with a '+' means 'tracing on', '-'
<a name="line172">172 |</a> ** means 'tracing off'.
<a name="line173">173 |</a> ** The +/- switch is followed by the name of the modulefile to which it
<a name="line174">174 |</a> ** belongs. All valif TCL regexps may be specified here.
<a name="line175">175 |</a> **/
<a name="line176">176 |</a>
<a name="line177">177 |</a> static char _all[] = ".*";
<a name="line178">178 |</a> static char _all_on[] = "+.*";
<a name="line179">179 |</a> static char _all_off[] = "-.*";
<a name="line180">180 |</a>
<a name="line181">181 |</a> /**
<a name="line182">182 |</a> ** The tracing selection table
<a name="line183">183 |</a> **/
<a name="line184">184 |</a>
<a name="line185">185 |</a> static ModTrace TraceSelect[] = {
<a name="line186">186 |</a> { &amp;addRE, "load", MOD_TR_LOAD, 0 }, /** 0 **/
<a name="line187">187 |</a> { &amp;rmRE, "unload", MOD_TR_UNLOAD, 0 }, /** 1 **/
<a name="line188">188 |</a> { &amp;swRE, "switch", MOD_TR_SWITCH, 0 }, /** 2 **/
<a name="line189">189 |</a> { &amp;dispRE, "display", MOD_TR_DISP, 0 }, /** 3 **/
<a name="line190">190 |</a> { &amp;listRE, "list", MOD_TR_LIST, 0 }, /** 4 **/
<a name="line191">191 |</a> { &amp;availRE, "avail", MOD_TR_AVAIL, 0 }, /** 5 **/
<a name="line192">192 |</a> { &amp;helpRE, "help", MOD_TR_HELP, 0 }, /** 6 **/
<a name="line193">193 |</a> { &amp;initRE, "init", MOD_TR_INIT, 0 }, /** 7 **/
<a name="line194">194 |</a> { &amp;useRE, "use", MOD_TR_USE, 0 }, /** 8 **/
<a name="line195">195 |</a> { &amp;unuseRE, "unuse", MOD_TR_UNUSE, 0 }, /** 9 **/
<a name="line196">196 |</a> { &amp;updateRE, "update", MOD_TR_UPDATE, 0 }, /** 10 **/
<a name="line197">197 |</a> { &amp;purgeRE, "purge", MOD_TR_PURGE, 0 }, /** 11 **/
<a name="line198">198 |</a> { &amp;clearRE, "clear", MOD_TR_CLEAR, 0 }, /** 12 **/
<a name="line199">199 |</a> { &amp;whatisRE, "whatis", MOD_TR_WHATIS, 0 }, /** 13 **/
<a name="line200">200 |</a> { &amp;aproposRE, "apropos", MOD_TR_APROPOS, 0 }, /** 14 **/
<a name="line201">201 |</a> { &amp;refreshRE, "refresh", MOD_TR_REFRESH, 0 } /** 15 **/
<a name="line202">202 |</a> };
<a name="line203">203 |</a> /** ************************************************************************ **/
<a name="line204">204 |</a>
<a name="line205">205 |</a> /** ************************************************************************ **/
<a name="line206">206 |</a> /** PROTOTYPES **/
<a name="line207">207 |</a> /** ************************************************************************ **/
<a name="line208">208 |</a>
<a name="line209">209 |</a> static int GetTraceTable( Tcl_Interp *interp,
<a name="line210">210 |</a> char *cmd,
<a name="line211">211 |</a> int num);
<a name="line212">212 |</a>
<a name="line213">213 |</a> static int ChangeTraceSel( Tcl_Interp *interp,
<a name="line214">214 |</a> char *cmd_tab,
<a name="line215">215 |</a> int cmd_tab_size,
<a name="line216">216 |</a> char on_off,
<a name="line217">217 |</a> char *module_pat);
<a name="line218">218 |</a>
<a name="line219">219 |</a> static int CheckTracingPat( Tcl_Interp *interp,
<a name="line220">220 |</a> char *pattern,
<a name="line221">221 |</a> char *modulefile);
<a name="line222">222 |</a>
<a name="line223">223 |</a> /*++++
<a name="line224">224 |</a> ** ** Function-Header ***************************************************** **
<a name="line225">225 |</a> ** **
<a name="line226">226 |</a> ** Function: cmdModuleTrace **
<a name="line227">227 |</a> ** **
<a name="line228">228 |</a> ** Description: Callback function for 'trace' **
<a name="line229">229 |</a> ** **
<a name="line230">230 |</a> ** First Edition: 1995/12/26 **
<a name="line231">231 |</a> ** **
<a name="line232">232 |</a> ** Parameters: ClientData client_data **
<a name="line233">233 |</a> ** Tcl_Interp *interp According Tcl interp.**
<a name="line234">234 |</a> ** int argc Number of arguments **
<a name="line235">235 |</a> ** char *argv[] Argument array **
<a name="line236">236 |</a> ** **
<a name="line237">237 |</a> ** Result: int TCL_OK Successfull completion **
<a name="line238">238 |</a> ** TCL_ERROR Any error **
<a name="line239">239 |</a> ** **
<a name="line240">240 |</a> ** Attached Globals: TraceSelect List containing all tracing settings **
<a name="line241">241 |</a> ** g_flags These are set up accordingly before **
<a name="line242">242 |</a> ** this function is called in order to **
<a name="line243">243 |</a> ** control everything **
<a name="line244">244 |</a> ** **
<a name="line245">245 |</a> ** ************************************************************************ **
<a name="line246">246 |</a> ++++*/
<a name="line247">247 |</a>
<a name="line248">248 |</a> int cmdModuleTrace( ClientData client_data,
<a name="line249">249 |</a> Tcl_Interp *interp,
<a name="line250">250 |</a> int argc,
<a name="line251">251 |</a> CONST84 char *argv[])
<a name="line252">252 |</a> {
<a name="line253">253 |</a> char on_off = '+'; /** The first argument **/
<a name="line254">254 |</a> char **args; /** Argument pointer for scanning **/
<a name="line255">255 |</a> int i, k; /** Loop counter **/
<a name="line256">256 |</a> int cmd_tab_size;
<a name="line257">257 |</a> char *cmd_table; /** Command table **/
<a name="line258">258 |</a> int ret = TCL_OK;
<a name="line259">259 |</a>
<a name="line260">260 |</a> #if WITH_DEBUGGING_CALLBACK
<a name="line261">261 |</a> ErrorLogger( NO_ERR_START, LOC, _proc_cmdModuleTrace, NULL);
<a name="line262">262 |</a> #endif
<a name="line263">263 |</a>
<a name="line264">264 |</a> /**
<a name="line265">265 |</a> ** Whatis mode?
<a name="line266">266 |</a> **/
<a name="line267">267 |</a> if( g_flags &amp; (M_WHATIS | M_HELP))
<a name="line268">268 |</a> return( TCL_OK); /** ------- EXIT PROCEDURE -------&gt; **/
<a name="line269">269 |</a>
<a name="line270">270 |</a> /**
<a name="line271">271 |</a> ** Parameter check
<a name="line272">272 |</a> **/
<a name="line273">273 |</a> if( argc &lt; 2) {
<a name="line274">274 |</a> if( OK != ErrorLogger( ERR_USAGE, LOC, argv[0], "on|off",
<a name="line275">275 |</a> "[cmd [cmd ...]]", "[ -module module [module ...]]", NULL))
<a name="line276">276 |</a> return( TCL_ERROR); /** -------- EXIT (FAILURE) -------&gt; **/
<a name="line277">277 |</a> }
<a name="line278">278 |</a>
<a name="line279">279 |</a> /**
<a name="line280">280 |</a> ** On or off?
<a name="line281">281 |</a> **/
<a name="line282">282 |</a> if( !strcmp( argv[ 1], "on"))
<a name="line283">283 |</a> on_off = '+';
<a name="line284">284 |</a> else if( !strcmp( argv[ 1], "off"))
<a name="line285">285 |</a> on_off = '-';
<a name="line286">286 |</a> else {
<a name="line287">287 |</a> if( OK != ErrorLogger( ERR_USAGE, LOC, argv[0], "on|off",
<a name="line288">288 |</a> "[cmd [cmd ...]]", "[ -module module [module ...]]", NULL))
<a name="line289">289 |</a> return( TCL_ERROR); /** -------- EXIT (FAILURE) -------&gt; **/
<a name="line290">290 |</a> }
<a name="line291">291 |</a>
<a name="line292">292 |</a>
<a name="line293">293 |</a> /**
<a name="line294">294 |</a> ** Non-persist mode?
<a name="line295">295 |</a> **/
<a name="line296">296 |</a>
<a name="line297">297 |</a> if (g_flags &amp; M_NONPERSIST) {
<a name="line298">298 |</a> return (TCL_OK);
<a name="line299">299 |</a> }
<a name="line300">300 |</a>
<a name="line301">301 |</a> /**
<a name="line302">302 |</a> ** Display mode?
<a name="line303">303 |</a> **/
<a name="line304">304 |</a> if( g_flags &amp; M_DISPLAY) {
<a name="line305">305 |</a> fprintf( stderr, "%s\t ", argv[ 0]);
<a name="line306">306 |</a> for( i=1; i&lt;argc; i++)
<a name="line307">307 |</a> fprintf( stderr, "%s ", argv[ i]);
<a name="line308">308 |</a> fprintf( stderr, "\n");
<a name="line309">309 |</a> return( TCL_OK); /** ------- EXIT PROCEDURE -------&gt; **/
<a name="line310">310 |</a> }
<a name="line311">311 |</a>
<a name="line312">312 |</a> /**
<a name="line313">313 |</a> ** We need a table of module command involved in this trace selection.
<a name="line314">314 |</a> ** Allocate one and initialize it.
<a name="line315">315 |</a> **/
<a name="line316">316 |</a> cmd_tab_size = sizeof( TraceSelect) / sizeof( TraceSelect[ 0]);
<a name="line317">317 |</a> if((char *) NULL == (cmd_table = (char *) malloc( cmd_tab_size)))
<a name="line318">318 |</a> return((OK == ErrorLogger( ERR_ALLOC, LOC, NULL)) ? TCL_OK : TCL_ERROR);
<a name="line319">319 |</a>
<a name="line320">320 |</a> /**
<a name="line321">321 |</a> ** Scan all commands specified as options. The last option to be scanned
<a name="line322">322 |</a> ** is either the real last one, or the '-module' one
<a name="line323">323 |</a> **/
<a name="line324">324 |</a> args = (char **) argv + 2; i = argc - 2;
<a name="line325">325 |</a> memset( cmd_table, !i, cmd_tab_size);
<a name="line326">326 |</a>
<a name="line327">327 |</a> while( i--) {
<a name="line328">328 |</a> char *tmp = *args++;
<a name="line329">329 |</a>
<a name="line330">330 |</a> /**
<a name="line331">331 |</a> ** Check for '-module'
<a name="line332">332 |</a> **/
<a name="line333">333 |</a> if( !strncmp( tmp, "-module", strlen( tmp)))
<a name="line334">334 |</a> break;
<a name="line335">335 |</a>
<a name="line336">336 |</a> /**
<a name="line337">337 |</a> ** This should be a module command.
<a name="line338">338 |</a> ** Check it against the TraceSelect table
<a name="line339">339 |</a> **/
<a name="line340">340 |</a> if( -1 != (k = GetTraceTable(interp, tmp, cmd_tab_size))) {
<a name="line341">341 |</a> cmd_table[ k] = 1;
<a name="line342">342 |</a> } else {
<a name="line343">343 |</a> if( OK != ErrorLogger( ERR_COMMAND, LOC, tmp, NULL)) {
<a name="line344">344 |</a> null_free((void *) &amp;cmd_table);
<a name="line345">345 |</a> return( TCL_ERROR);
<a name="line346">346 |</a> }
<a name="line347">347 |</a> }
<a name="line348">348 |</a>
<a name="line349">349 |</a> } /** while( i--) **/
<a name="line350">350 |</a>
<a name="line351">351 |</a> /**
<a name="line352">352 |</a> ** Now scan all Modulefiles concerned in the current command
<a name="line353">353 |</a> ** If we ran to the end of the argument list (i==0), ALL files are
<a name="line354">354 |</a> ** concerned in this ...
<a name="line355">355 |</a> **/
<a name="line356">356 |</a> if( 0 &gt;= i) {
<a name="line357">357 |</a> ret = ChangeTraceSel(interp, cmd_table, cmd_tab_size, on_off, _all);
<a name="line358">358 |</a> } else {
<a name="line359">359 |</a> while( i-- &amp;&amp; TCL_OK == ret)
<a name="line360">360 |</a> ret = ChangeTraceSel(interp, cmd_table, cmd_tab_size,
<a name="line361">361 |</a> on_off, *args++);
<a name="line362">362 |</a> }
<a name="line363">363 |</a>
<a name="line364">364 |</a> /**
<a name="line365">365 |</a> ** Cleanup finally and return
<a name="line366">366 |</a> **/
<a name="line367">367 |</a> null_free((void *) &amp;cmd_table);
<a name="line368">368 |</a>
<a name="line369">369 |</a> #if WITH_DEBUGGING_CALLBACK
<a name="line370">370 |</a> ErrorLogger( NO_ERR_END, LOC, _proc_cmdModuleTrace, NULL);
<a name="line371">371 |</a> #endif
<a name="line372">372 |</a>
<a name="line373">373 |</a> return( ret);
<a name="line374">374 |</a>
<a name="line375">375 |</a> } /** End of 'cmdModuleTrace' **/
<a name="line376">376 |</a>
<a name="line377">377 |</a> /*++++
<a name="line378">378 |</a> ** ** Function-Header ***************************************************** **
<a name="line379">379 |</a> ** **
<a name="line380">380 |</a> ** Function: GetTraceTable **
<a name="line381">381 |</a> ** **
<a name="line382">382 |</a> ** Description: Returns the TraceSelect index for the passed module **
<a name="line383">383 |</a> ** subcommand **
<a name="line384">384 |</a> ** **
<a name="line385">385 |</a> ** First Edition: 1995/12/26 **
<a name="line386">386 |</a> ** **
<a name="line387">387 |</a> ** Parameters: char *cmd Subcommand to be checked **
<a name="line388">388 |</a> ** int num Number of commands to be chk **
<a name="line389">389 |</a> ** **
<a name="line390">390 |</a> ** Result: int &gt;= 0 Successfull completion **
<a name="line391">391 |</a> ** -1 Any error **
<a name="line392">392 |</a> ** **
<a name="line393">393 |</a> ** ************************************************************************ **
<a name="line394">394 |</a> ++++*/
<a name="line395">395 |</a>
<a name="line396">396 |</a> static int GetTraceTable(Tcl_Interp *interp, char *cmd, int num)
<a name="line397">397 |</a> {
<a name="line398">398 |</a> int k;
<a name="line399">399 |</a>
<a name="line400">400 |</a> for( k=0; k &lt; num; k++) {
<a name="line401">401 |</a> if( Tcl_RegExpMatch(interp, cmd, *(TraceSelect[k].re_ptr)))
<a name="line402">402 |</a> return( k); /** ----------- Got it ------------&gt; **/
<a name="line403">403 |</a> } /** for( k) **/
<a name="line404">404 |</a>
<a name="line405">405 |</a> /**
<a name="line406">406 |</a> ** Not found ..
<a name="line407">407 |</a> **/
<a name="line408">408 |</a> return( -1);
<a name="line409">409 |</a>
<a name="line410">410 |</a> } /** End of 'GetTraceTable' **/
<a name="line411">411 |</a>
<a name="line412">412 |</a> /*++++
<a name="line413">413 |</a> ** ** Function-Header ***************************************************** **
<a name="line414">414 |</a> ** **
<a name="line415">415 |</a> ** Function: GetTraceSel **
<a name="line416">416 |</a> ** **
<a name="line417">417 |</a> ** Description: Retrieve the trace selection pattern for the passed **
<a name="line418">418 |</a> ** module command **
<a name="line419">419 |</a> ** **
<a name="line420">420 |</a> ** First Edition: 1995/12/26 **
<a name="line421">421 |</a> ** **
<a name="line422">422 |</a> ** Parameters: char *cmd Subcommand to be checked **
<a name="line423">423 |</a> ** **
<a name="line424">424 |</a> ** Result: char * NULL Module subcommand not found **
<a name="line425">425 |</a> ** Otherwise Assigned trace pattern **
<a name="line426">426 |</a> ** **
<a name="line427">427 |</a> ** ************************************************************************ **
<a name="line428">428 |</a> ++++*/
<a name="line429">429 |</a>
<a name="line430">430 |</a> char *GetTraceSel( Tcl_Interp *interp,
<a name="line431">431 |</a> char *cmd)
<a name="line432">432 |</a> {
<a name="line433">433 |</a> int k;
<a name="line434">434 |</a>
<a name="line435">435 |</a> if( -1 == (k = GetTraceTable(interp, cmd,
<a name="line436">436 |</a> (sizeof( TraceSelect) / sizeof( TraceSelect[ 0]) ))))
<a name="line437">437 |</a> return((char *) NULL);
<a name="line438">438 |</a>
<a name="line439">439 |</a> return( TraceSelect[ k].tracing);
<a name="line440">440 |</a>
<a name="line441">441 |</a> } /** End of 'GetTraceSel' **/
<a name="line442">442 |</a>
<a name="line443">443 |</a> /*++++
<a name="line444">444 |</a> ** ** Function-Header ***************************************************** **
<a name="line445">445 |</a> ** **
<a name="line446">446 |</a> ** Function: ChangeTraceSel **
<a name="line447">447 |</a> ** **
<a name="line448">448 |</a> ** Description: Change the trace selection for all commands speci- **
<a name="line449">449 |</a> ** fied in the passed 'cmd_table'. The passed module- **
<a name="line450">450 |</a> ** name has to be changed according 'on_off' **
<a name="line451">451 |</a> ** **
<a name="line452">452 |</a> ** First Edition: 1995/12/26 **
<a name="line453">453 |</a> ** **
<a name="line454">454 |</a> ** Parameters: char *cmd_table Boolean array indicating all **
<a name="line455">455 |</a> ** commands in the TraceSelect **
<a name="line456">456 |</a> ** table to be changed **
<a name="line457">457 |</a> ** int cmd_tab_size Size of this array **
<a name="line458">458 |</a> ** char on_off '+' switch tracing on **
<a name="line459">459 |</a> ** '-' switch tracing off **
<a name="line460">460 |</a> ** char *module_pat Pattern for the affected **
<a name="line461">461 |</a> ** module files **
<a name="line462">462 |</a> ** **
<a name="line463">463 |</a> ** Result: int TCL_OK Successfull completion **
<a name="line464">464 |</a> ** TCL_ERROR Any error **
<a name="line465">465 |</a> ** **
<a name="line466">466 |</a> ** ************************************************************************ **
<a name="line467">467 |</a> ++++*/
<a name="line468">468 |</a>
<a name="line469">469 |</a> static int ChangeTraceSel( Tcl_Interp *interp,
<a name="line470">470 |</a> char *cmd_table,
<a name="line471">471 |</a> int cmd_tab_size,
<a name="line472">472 |</a> char on_off,
<a name="line473">473 |</a> char *module_pat)
<a name="line474">474 |</a> {
<a name="line475">475 |</a> char *pattern, *s, *t, *tmp;
<a name="line476">476 |</a> int len = strlen( module_pat);
<a name="line477">477 |</a> int i;
<a name="line478">478 |</a> int ret = TCL_OK;
<a name="line479">479 |</a>
<a name="line480">480 |</a> /**
<a name="line481">481 |</a> ** Need a buffer for to build the complete pattern
<a name="line482">482 |</a> **/
<a name="line483">483 |</a> if((char *) NULL == (pattern = (char *) malloc( len + 2))) {
<a name="line484">484 |</a> ErrorLogger( ERR_ALLOC, LOC, NULL);
<a name="line485">485 |</a> return( TCL_ERROR);
<a name="line486">486 |</a> }
<a name="line487">487 |</a>
<a name="line488">488 |</a> /**
<a name="line489">489 |</a> ** Check if this is the ALL pattern. If it is, replace all affected
<a name="line490">490 |</a> ** entries with '_all_on' or '_all_off'
<a name="line491">491 |</a> **/
<a name="line492">492 |</a> if( !strcmp( module_pat, _all)) {
<a name="line493">493 |</a>
<a name="line494">494 |</a> for( i=0; i &lt; cmd_tab_size; i++) {
<a name="line495">495 |</a> if( cmd_table[ i]) {
<a name="line496">496 |</a>
<a name="line497">497 |</a> if( TraceSelect[ i].alloc)
<a name="line498">498 |</a> null_free((void *) &amp;(TraceSelect[ i].tracing));
<a name="line499">499 |</a> TraceSelect[ i].alloc = 0;
<a name="line500">500 |</a>
<a name="line501">501 |</a> TraceSelect[ i].tracing = ('+' == on_off) ?
<a name="line502">502 |</a> _all_on : _all_off;
<a name="line503">503 |</a> }
<a name="line504">504 |</a> }
<a name="line505">505 |</a>
<a name="line506">506 |</a> } else { /** if( ALL pattern) **/
<a name="line507">507 |</a>
<a name="line508">508 |</a> /**
<a name="line509">509 |</a> ** Check the pattern for colons ...
<a name="line510">510 |</a> **/
<a name="line511">511 |</a> if( strchr( module_pat, ':'))
<a name="line512">512 |</a> if( OK != ErrorLogger( ERR_COLON, LOC, module_pat, NULL))
<a name="line513">513 |</a> ret = TCL_ERROR;
<a name="line514">514 |</a>
<a name="line515">515 |</a> if( TCL_OK == ret) {
<a name="line516">516 |</a>
<a name="line517">517 |</a> /**
<a name="line518">518 |</a> ** Build the complete pattern
<a name="line519">519 |</a> **/
<a name="line520">520 |</a> *pattern = on_off;
<a name="line521">521 |</a> strcpy( pattern + 1, module_pat);
<a name="line522">522 |</a> len += 1;
<a name="line523">523 |</a>
<a name="line524">524 |</a> /**
<a name="line525">525 |</a> ** Loop for all entries to be changed
<a name="line526">526 |</a> **/
<a name="line527">527 |</a> for( i=0; i &lt; cmd_tab_size; i++) {
<a name="line528">528 |</a> if( cmd_table[ i]) {
<a name="line529">529 |</a>
<a name="line530">530 |</a> /**
<a name="line531">531 |</a> ** allocate a buffer for the new pattern
<a name="line532">532 |</a> **/
<a name="line533">533 |</a> if((char *) NULL == (tmp = (char *) malloc( len + 2 +
<a name="line534">534 |</a> strlen( TraceSelect[ i].tracing)))) {
<a name="line535">535 |</a> if( OK == ErrorLogger( ERR_ALLOC, LOC, NULL)) {
<a name="line536">536 |</a> continue;
<a name="line537">537 |</a> } else {
<a name="line538">538 |</a> ret = TCL_ERROR;
<a name="line539">539 |</a> break;
<a name="line540">540 |</a> }
<a name="line541">541 |</a> }
<a name="line542">542 |</a>
<a name="line543">543 |</a> /**
<a name="line544">544 |</a> ** Copy the new pattern to the buffer at first
<a name="line545">545 |</a> **/
<a name="line546">546 |</a> strcpy( tmp, pattern);
<a name="line547">547 |</a> t = tmp + len;
<a name="line548">548 |</a>
<a name="line549">549 |</a> /**
<a name="line550">550 |</a> ** Tokenize the old pattern and remove duplicates
<a name="line551">551 |</a> **/
<a name="line552">552 |</a> for( s = strtok( TraceSelect[ i].tracing, ":");
<a name="line553">553 |</a> s;
<a name="line554">554 |</a> s = strtok( NULL, ":") ) {
<a name="line555">555 |</a>
<a name="line556">556 |</a> if( strcmp( (s+1), module_pat)) {
<a name="line557">557 |</a> *t++ = ':';
<a name="line558">558 |</a> while( *t++ = *s++);
<a name="line559">559 |</a> t--;
<a name="line560">560 |</a> }
<a name="line561">561 |</a>
<a name="line562">562 |</a> } /** for **/
<a name="line563">563 |</a>
<a name="line564">564 |</a> /**
<a name="line565">565 |</a> ** Finally check if we have to dealloc and set up the
<a name="line566">566 |</a> ** new pattern
<a name="line567">567 |</a> **/
<a name="line568">568 |</a>
<a name="line569">569 |</a> if( TraceSelect[ i].alloc)
<a name="line570">570 |</a> null_free((void *) &amp;(TraceSelect[ i].tracing));
<a name="line571">571 |</a>
<a name="line572">572 |</a> TraceSelect[ i].tracing = tmp;
<a name="line573">573 |</a> TraceSelect[ i].alloc = 1;
<a name="line574">574 |</a>
<a name="line575">575 |</a> } /** if **/
<a name="line576">576 |</a> } /** for **/
<a name="line577">577 |</a>
<a name="line578">578 |</a> } /** if( ret) **/
<a name="line579">579 |</a> } /** if( ALL pattern) **/
<a name="line580">580 |</a>
<a name="line581">581 |</a> /**
<a name="line582">582 |</a> ** Free what has been allocated an return
<a name="line583">583 |</a> **/
<a name="line584">584 |</a> null_free((void *) &amp;pattern);
<a name="line585">585 |</a> return( ret);
<a name="line586">586 |</a>
<a name="line587">587 |</a> } /** End of 'ChangeTraceSel' **/
<a name="line588">588 |</a>
<a name="line589">589 |</a> /*++++
<a name="line590">590 |</a> ** ** Function-Header ***************************************************** **
<a name="line591">591 |</a> ** **
<a name="line592">592 |</a> ** Function: CheckTracing **
<a name="line593">593 |</a> ** **
<a name="line594">594 |</a> ** Description: Check wheter thracing is turned on for the passed **
<a name="line595">595 |</a> ** command and modulefile **
<a name="line596">596 |</a> ** **
<a name="line597">597 |</a> ** First Edition: 1995/12/26 **
<a name="line598">598 |</a> ** **
<a name="line599">599 |</a> ** Parameters: char *cmd Subcommand to be checked **
<a name="line600">600 |</a> ** char *modulefile Modulefile to be checked **
<a name="line601">601 |</a> ** **
<a name="line602">602 |</a> ** Result: int 0 No tracing **
<a name="line603">603 |</a> ** 1 Tracing enabled **
<a name="line604">604 |</a> ** **
<a name="line605">605 |</a> ** ************************************************************************ **
<a name="line606">606 |</a> ++++*/
<a name="line607">607 |</a>
<a name="line608">608 |</a> int CheckTracing( Tcl_Interp *interp,
<a name="line609">609 |</a> char *cmd,
<a name="line610">610 |</a> char *modulefile)
<a name="line611">611 |</a> {
<a name="line612">612 |</a> int k;
<a name="line613">613 |</a>
<a name="line614">614 |</a> /**
<a name="line615">615 |</a> ** Get the TraceSelect table index
<a name="line616">616 |</a> **/
<a name="line617">617 |</a>
<a name="line618">618 |</a> if( -1 == (k = GetTraceTable(interp, cmd,
<a name="line619">619 |</a> (sizeof( TraceSelect) / sizeof( TraceSelect[0]) )))) {
<a name="line620">620 |</a> ErrorLogger( ERR_COMMAND, LOC, cmd, NULL);
<a name="line621">621 |</a> return( 0);
<a name="line622">622 |</a> }
<a name="line623">623 |</a>
<a name="line624">624 |</a> /**
<a name="line625">625 |</a> ** Now check this guy ...
<a name="line626">626 |</a> **/
<a name="line627">627 |</a>
<a name="line628">628 |</a> return( CheckTracingPat(interp, TraceSelect[ k].tracing, modulefile));
<a name="line629">629 |</a>
<a name="line630">630 |</a> } /** End of 'CheckTracing' **/
<a name="line631">631 |</a>
<a name="line632">632 |</a> /*++++
<a name="line633">633 |</a> ** ** Function-Header ***************************************************** **
<a name="line634">634 |</a> ** **
<a name="line635">635 |</a> ** Function: CheckTracingPat **
<a name="line636">636 |</a> ** **
<a name="line637">637 |</a> ** Description: Check the passed pattern if it enables tracing for **
<a name="line638">638 |</a> ** the passed module file **
<a name="line639">639 |</a> ** **
<a name="line640">640 |</a> ** First Edition: 1995/12/26 **
<a name="line641">641 |</a> ** **
<a name="line642">642 |</a> ** Parameters: char *pattern Pattern to be checked **
<a name="line643">643 |</a> ** char *modulefile Modulefile to be checked **
<a name="line644">644 |</a> ** **
<a name="line645">645 |</a> ** Result: int 0 No tracing **
<a name="line646">646 |</a> ** 1 Tracing enabled **
<a name="line647">647 |</a> ** **
<a name="line648">648 |</a> ** ************************************************************************ **
<a name="line649">649 |</a> ++++*/
<a name="line650">650 |</a>
<a name="line651">651 |</a> static int CheckTracingPat( Tcl_Interp *interp,
<a name="line652">652 |</a> char *pattern,
<a name="line653">653 |</a> char *modulefile)
<a name="line654">654 |</a> {
<a name="line655">655 |</a> char *s;
<a name="line656">656 |</a> int ret;
<a name="line657">657 |</a>
<a name="line658">658 |</a> /**
<a name="line659">659 |</a> ** Tokenize the pattern and check if it matches ...
<a name="line660">660 |</a> **/
<a name="line661">661 |</a>
<a name="line662">662 |</a> for( s = strtok( pattern, ":");
<a name="line663">663 |</a> s;
<a name="line664">664 |</a> s = strtok( NULL, ":") ) {
<a name="line665">665 |</a>
<a name="line666">666 |</a> ret = ('+' == *s++);
<a name="line667">667 |</a> if( Tcl_RegExpMatch(interp, modulefile, s))
<a name="line668">668 |</a> return( ret);
<a name="line669">669 |</a>
<a name="line670">670 |</a> } /** for **/
<a name="line671">671 |</a>
<a name="line672">672 |</a> /**
<a name="line673">673 |</a> ** No pattern matched the module file name ...
<a name="line674">674 |</a> **/
<a name="line675">675 |</a>
<a name="line676">676 |</a> return( 0);
<a name="line677">677 |</a>
<a name="line678">678 |</a> } /** End of 'CheckTracingPat' **/
<a name="line679">679 |</a>
<a name="line680">680 |</a> /*++++
<a name="line681">681 |</a> ** ** Function-Header ***************************************************** **
<a name="line682">682 |</a> ** **
<a name="line683">683 |</a> ** Function: CheckTracingList **
<a name="line684">684 |</a> ** **
<a name="line685">685 |</a> ** Description: Check wheter tracing is turned on for the passed **
<a name="line686">686 |</a> ** command and at least one of the passed modulefiles **
<a name="line687">687 |</a> ** **
<a name="line688">688 |</a> ** First Edition: 1995/12/26 **
<a name="line689">689 |</a> ** **
<a name="line690">690 |</a> ** Parameters: char *cmd Subcommand to be checked **
<a name="line691">691 |</a> ** int count Number of passed modulefiles **
<a name="line692">692 |</a> ** char **modules Modulefiles to be checked **
<a name="line693">693 |</a> ** **
<a name="line694">694 |</a> ** Result: int 0 No tracing **
<a name="line695">695 |</a> ** 1 Tracing enabled **
<a name="line696">696 |</a> ** **
<a name="line697">697 |</a> ** ************************************************************************ **
<a name="line698">698 |</a> ++++*/
<a name="line699">699 |</a>
<a name="line700">700 |</a> int CheckTracingList( Tcl_Interp *interp,
<a name="line701">701 |</a> char *cmd,
<a name="line702">702 |</a> int count,
<a name="line703">703 |</a> char **modules)
<a name="line704">704 |</a> {
<a name="line705">705 |</a> int k;
<a name="line706">706 |</a>
<a name="line707">707 |</a> /**
<a name="line708">708 |</a> ** Get the TraceSelect table index
<a name="line709">709 |</a> **/
<a name="line710">710 |</a>
<a name="line711">711 |</a> if( -1 == (k = GetTraceTable(interp, cmd,
<a name="line712">712 |</a> (sizeof( TraceSelect) / sizeof( TraceSelect[0]) )))) {
<a name="line713">713 |</a> ErrorLogger( ERR_COMMAND, LOC, cmd, NULL);
<a name="line714">714 |</a> return( 0);
<a name="line715">715 |</a> }
<a name="line716">716 |</a>
<a name="line717">717 |</a> /**
<a name="line718">718 |</a> ** Now check whether one of them requires tracing
<a name="line719">719 |</a> **/
<a name="line720">720 |</a>
<a name="line721">721 |</a> while( count--)
<a name="line722">722 |</a> if( CheckTracingPat(interp, TraceSelect[ k].tracing, *modules++))
<a name="line723">723 |</a> return( 1);
<a name="line724">724 |</a>
<a name="line725">725 |</a> return( 0);
<a name="line726">726 |</a>
<a name="line727">727 |</a> } /** End of 'CheckTracingList' **/
<a name="line728">728 |</a>
</pre>
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