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modules/xref/cmdXResource.c.src.html
rkowen b33263e731 Updated.
2006-01-18 05:27:50 +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: cmdXResource.c **
<a name="line8">8 |</a> ** First Edition: 1991/10/23 **
<a name="line9">9 |</a> ** **
<a name="line10">10 |</a> ** Authors: John Furlan, jlf@behere.com **
<a name="line11">11 |</a> ** Leif Hedstrom&lt;hedstrom"@boot.org&gt; **
<a name="line12">12 |</a> ** Jens Hamisch, jens@Strawberry.COM **
<a name="line13">13 |</a> ** **
<a name="line14">14 |</a> ** Description: Module command to merge/remove resources from the X11**
<a name="line15">15 |</a> ** resource manager. The database is update internally, **
<a name="line16">16 |</a> ** ie. its not done at evaluation of string modulecmd **
<a name="line17">17 |</a> ** returns. It will do something like "xrdb -merge" **
<a name="line18">18 |</a> ** using the default display ($DISPLAY). **
<a name="line19">19 |</a> ** **
<a name="line20">20 |</a> ** Exports: xresourceFinish **
<a name="line21">21 |</a> ** cmdXResource **
<a name="line22">22 |</a> ** **
<a name="line23">23 |</a> ** Notes: Fragments of this code are from the original xrdb **
<a name="line24">24 |</a> ** source, Copyright 1987 &amp; 1991 by DIGITAL EQUIPMENT **
<a name="line25">25 |</a> ** CORPORATION. Xrdb was written and modified by: **
<a name="line26">26 |</a> ** **
<a name="line27">27 |</a> ** Jim Gettys, August 28, 1987 **
<a name="line28">28 |</a> ** Phil Karlton, January 5, 1987 **
<a name="line29">29 |</a> ** Bob Scheifler, February, 1991 **
<a name="line30">30 |</a> ** **
<a name="line31">31 |</a> ** ToDo/Bugs: + The command only handles screen independant re- **
<a name="line32">32 |</a> ** sources. **
<a name="line33">33 |</a> ** ************************************************************************ **
<a name="line34">34 |</a> ****/
<a name="line35">35 |</a>
<a name="line36">36 |</a> /** ** Copyright *********************************************************** **
<a name="line37">37 |</a> ** **
<a name="line38">38 |</a> ** Copyright 1991-1994 by John L. Furlan. **
<a name="line39">39 |</a> ** see LICENSE.GPL, which must be provided, for details **
<a name="line40">40 |</a> ** **
<a name="line41">41 |</a> ** ************************************************************************ **/
<a name="line42">42 |</a>
<a name="line43">43 |</a> static char Id[] = "@(#)$Id: cmdXResource.c.src.html,v 1.6 2006/01/18 05:35:11 rkowen Exp $";
<a name="line44">44 |</a> static void *UseId[] = { &amp;UseId, Id };
<a name="line45">45 |</a>
<a name="line46">46 |</a> /** ************************************************************************ **/
<a name="line47">47 |</a> /** HEADERS **/
<a name="line48">48 |</a> /** ************************************************************************ **/
<a name="line49">49 |</a>
<a name="line50">50 |</a> #include "modules_def.h"
<a name="line51">51 |</a>
<a name="line52">52 |</a> #ifdef HAS_X11LIBS
<a name="line53">53 |</a> #include &lt;X11/Xlib.h&gt;
<a name="line54">54 |</a> #include &lt;X11/Xatom.h&gt;
<a name="line55">55 |</a> #endif
<a name="line56">56 |</a>
<a name="line57">57 |</a> /** ************************************************************************ **/
<a name="line58">58 |</a> /** LOCAL DATATYPES **/
<a name="line59">59 |</a> /** ************************************************************************ **/
<a name="line60">60 |</a>
<a name="line61">61 |</a> #ifdef HAS_X11LIBS
<a name="line62">62 |</a> typedef struct _ResourceDB {
<a name="line63">63 |</a> Tcl_HashTable *data;
<a name="line64">64 |</a> Window root;
<a name="line65">65 |</a> Atom prop;
<a name="line66">66 |</a> } ResourceDB;
<a name="line67">67 |</a> #endif
<a name="line68">68 |</a>
<a name="line69">69 |</a> /** ************************************************************************ **/
<a name="line70">70 |</a> /** CONSTANTS **/
<a name="line71">71 |</a> /** ************************************************************************ **/
<a name="line72">72 |</a>
<a name="line73">73 |</a> #ifndef R_OK
<a name="line74">74 |</a> #define F_OK 0 /** does file exist **/
<a name="line75">75 |</a> #define X_OK 1 /** is it executable by caller **/
<a name="line76">76 |</a> #define W_OK 2 /** is it writable by caller **/
<a name="line77">77 |</a> #define R_OK 4 /** is it readable by caller **/
<a name="line78">78 |</a> #endif
<a name="line79">79 |</a>
<a name="line80">80 |</a> /** ************************************************************************ **/
<a name="line81">81 |</a> /** MACROS **/
<a name="line82">82 |</a> /** ************************************************************************ **/
<a name="line83">83 |</a>
<a name="line84">84 |</a> #ifdef HAS_X11LIBS
<a name="line85">85 |</a> #define MAXHOSTNAME 255
<a name="line86">86 |</a> #define Resolution( pixels, mm) (((pixels * 100000 / mm) + 50) / 100)
<a name="line87">87 |</a> #endif
<a name="line88">88 |</a>
<a name="line89">89 |</a> /** ************************************************************************ **/
<a name="line90">90 |</a> /** LOCAL DATA **/
<a name="line91">91 |</a> /** ************************************************************************ **/
<a name="line92">92 |</a>
<a name="line93">93 |</a> static char module_name[] = "cmdXResource.c"; /** File name of this module **/
<a name="line94">94 |</a>
<a name="line95">95 |</a> #if WITH_DEBUGGING_UTIL_2
<a name="line96">96 |</a> static char _proc_addDef[] = "addDef";
<a name="line97">97 |</a> static char _proc_addNum[] = "addNum";
<a name="line98">98 |</a> #endif
<a name="line99">99 |</a> #if WITH_DEBUGGING_UTIL_1
<a name="line100">100 |</a> static char _proc_doDisplayDefines[] = "doDisplayDefines";
<a name="line101">101 |</a> static char _proc_doScreenDefines[] = "doScreenDefines";
<a name="line102">102 |</a> static char _proc_readFile[] = "readFile";
<a name="line103">103 |</a> static char _proc_getEntries[] = "getEntries";
<a name="line104">104 |</a> static char _proc_storeResProp[] = "storeResProp";
<a name="line105">105 |</a> static char _proc_getOld[] = "getOld";
<a name="line106">106 |</a> static char _proc_initBuffers[] = "initBuffers";
<a name="line107">107 |</a> static char _proc_xresourceFinish[] = "xresourceFinish";
<a name="line108">108 |</a> #endif
<a name="line109">109 |</a> #if WITH_DEBUGGING_CALLBACK
<a name="line110">110 |</a> static char _proc_cmdXResource[] = "cmdXResource";
<a name="line111">111 |</a> #endif
<a name="line112">112 |</a>
<a name="line113">113 |</a> #ifdef HAS_X11LIBS
<a name="line114">114 |</a> static Display *dpy = (Display *) NULL;
<a name="line115">115 |</a> static char *defines = (char *) NULL;
<a name="line116">116 |</a> static int def_base = 0;
<a name="line117">117 |</a> static Tcl_DString *buffer = (Tcl_DString *) NULL;
<a name="line118">118 |</a> static ResourceDB resDB = { NULL, (Window) 0, (Atom) 0 };
<a name="line119">119 |</a> #endif
<a name="line120">120 |</a>
<a name="line121">121 |</a> /** ************************************************************************ **/
<a name="line122">122 |</a> /** PROTOTYPES **/
<a name="line123">123 |</a> /** ************************************************************************ **/
<a name="line124">124 |</a>
<a name="line125">125 |</a> static void addDef( char*, char*);
<a name="line126">126 |</a> static void addNum( char*, int);
<a name="line127">127 |</a> static void doDisplayDefines(void);
<a name="line128">128 |</a> static void doScreenDefines( int);
<a name="line129">129 |</a> static int readFile( register FILE *, int);
<a name="line130">130 |</a> static ErrType getEntries(Tcl_Interp*, Tcl_HashTable*, register char*, int);
<a name="line131">131 |</a> #ifdef HAS_X11LIBS
<a name="line132">132 |</a> static void storeResProp( register ResourceDB* );
<a name="line133">133 |</a> #endif
<a name="line134">134 |</a> static ErrType getOld( register char**);
<a name="line135">135 |</a> static ErrType initBuffers(Tcl_Interp*, register int );
<a name="line136">136 |</a>
<a name="line137">137 |</a> #ifdef HAS_X11LIBS
<a name="line138">138 |</a>
<a name="line139">139 |</a> /*++++
<a name="line140">140 |</a> ** ** Function-Header ***************************************************** **
<a name="line141">141 |</a> ** **
<a name="line142">142 |</a> ** Function: addDef, addNum **
<a name="line143">143 |</a> ** **
<a name="line144">144 |</a> ** Description: Adds DEFINES to the define buffer. This code is main-**
<a name="line145">145 |</a> ** ly the same as in the original xrdb.c **
<a name="line146">146 |</a> ** **
<a name="line147">147 |</a> ** First Edition: 1991/10/23 **
<a name="line148">148 |</a> ** **
<a name="line149">149 |</a> ** Parameters: char *title Name of the resource **
<a name="line150">150 |</a> ** char *value and its value **
<a name="line151">151 |</a> ** **
<a name="line152">152 |</a> ** Result: - **
<a name="line153">153 |</a> ** **
<a name="line154">154 |</a> ** Attached Globals: defines Buffer for all DEFINES which will be **
<a name="line155">155 |</a> ** written here in command lien syntax: **
<a name="line156">156 |</a> ** -D &lt;titel&gt;=&lt;value&gt; **
<a name="line157">157 |</a> ** **
<a name="line158">158 |</a> ** ************************************************************************ **
<a name="line159">159 |</a> ++++*/
<a name="line160">160 |</a>
<a name="line161">161 |</a> static void addDef( char *title,
<a name="line162">162 |</a> char *value)
<a name="line163">163 |</a> {
<a name="line164">164 |</a> register int quote;
<a name="line165">165 |</a>
<a name="line166">166 |</a> #if WITH_DEBUGGING_UTIL_2
<a name="line167">167 |</a> ErrorLogger( NO_ERR_START, LOC, _proc_addDef, NULL);
<a name="line168">168 |</a> #endif
<a name="line169">169 |</a>
<a name="line170">170 |</a> /**
<a name="line171">171 |</a> ** Add '-D title' at first
<a name="line172">172 |</a> **/
<a name="line173">173 |</a>
<a name="line174">174 |</a> if( title &amp;&amp; *title) {
<a name="line175">175 |</a>
<a name="line176">176 |</a> strcat( defines, " -D");
<a name="line177">177 |</a> strcat( defines, title);
<a name="line178">178 |</a>
<a name="line179">179 |</a> /**
<a name="line180">180 |</a> ** Add the value if there is one
<a name="line181">181 |</a> **/
<a name="line182">182 |</a>
<a name="line183">183 |</a> if( value &amp;&amp; *value) {
<a name="line184">184 |</a>
<a name="line185">185 |</a> quote = (value &amp;&amp; strchr( value, ' '));
<a name="line186">186 |</a> strcat( defines, (quote ? "=\"" : "="));
<a name="line187">187 |</a> strcat( defines, value);
<a name="line188">188 |</a> if( quote)
<a name="line189">189 |</a> strcat( defines,"\"");
<a name="line190">190 |</a>
<a name="line191">191 |</a> } /** if( value) **/
<a name="line192">192 |</a> } /** if( title) **/
<a name="line193">193 |</a>
<a name="line194">194 |</a> } /** End of 'addDef' **/
<a name="line195">195 |</a>
<a name="line196">196 |</a> static void addNum( char *title,
<a name="line197">197 |</a> int value)
<a name="line198">198 |</a> {
<a name="line199">199 |</a> char num[ 20];
<a name="line200">200 |</a>
<a name="line201">201 |</a> #if WITH_DEBUGGING_UTIL_2
<a name="line202">202 |</a> ErrorLogger( NO_ERR_START, LOC, _proc_addNum, NULL);
<a name="line203">203 |</a> #endif
<a name="line204">204 |</a>
<a name="line205">205 |</a> sprintf( num, "%d", value);
<a name="line206">206 |</a> addDef( title, num);
<a name="line207">207 |</a>
<a name="line208">208 |</a> } /** End of 'addNum' **/
<a name="line209">209 |</a>
<a name="line210">210 |</a> /*++++
<a name="line211">211 |</a> ** ** Function-Header ***************************************************** **
<a name="line212">212 |</a> ** **
<a name="line213">213 |</a> ** Function: doDisplayDefines **
<a name="line214">214 |</a> ** **
<a name="line215">215 |</a> ** Description: Put the client and server specific defines on the **
<a name="line216">216 |</a> ** define buffer **
<a name="line217">217 |</a> ** **
<a name="line218">218 |</a> ** First Edition: 1991/10/23 **
<a name="line219">219 |</a> ** **
<a name="line220">220 |</a> ** Parameters: - **
<a name="line221">221 |</a> ** **
<a name="line222">222 |</a> ** Result: - **
<a name="line223">223 |</a> ** **
<a name="line224">224 |</a> ** Attached Globals: dpy For seeking the name of the display **
<a name="line225">225 |</a> ** defines (via addDef and addNum) **
<a name="line226">226 |</a> ** **
<a name="line227">227 |</a> ** ************************************************************************ **
<a name="line228">228 |</a> ++++*/
<a name="line229">229 |</a>
<a name="line230">230 |</a> static void doDisplayDefines()
<a name="line231">231 |</a> {
<a name="line232">232 |</a> char client[ MAXHOSTNAME], /** X client name buffer **/
<a name="line233">233 |</a> server[ MAXHOSTNAME], /** X server name buffer **/
<a name="line234">234 |</a> *colon; /** Pointer for seeking the **/
<a name="line235">235 |</a> /** colon in the server name **/
<a name="line236">236 |</a> #if WITH_DEBUGGING_UTIL_1
<a name="line237">237 |</a> ErrorLogger( NO_ERR_START, LOC, _proc_doDisplayDefines, NULL);
<a name="line238">238 |</a> #endif
<a name="line239">239 |</a>
<a name="line240">240 |</a> /**
<a name="line241">241 |</a> ** Get client and server hostname. Remove everything after the ':' from
<a name="line242">242 |</a> ** the server name. If there's no server name available, the server de-
<a name="line243">243 |</a> ** faults to the client.
<a name="line244">244 |</a> **/
<a name="line245">245 |</a>
<a name="line246">246 |</a> gethostname(client,MAXHOSTNAME);
<a name="line247">247 |</a> strcpy( server, XDisplayName( NULL));
<a name="line248">248 |</a>
<a name="line249">249 |</a> if( colon = strchr( server, ':'))
<a name="line250">250 |</a> *colon = '\0';
<a name="line251">251 |</a> if( !*server)
<a name="line252">252 |</a> strcpy( server, client);
<a name="line253">253 |</a>
<a name="line254">254 |</a> /**
<a name="line255">255 |</a> ** Add the standard defines now ...
<a name="line256">256 |</a> **/
<a name="line257">257 |</a>
<a name="line258">258 |</a> addDef( "HOST", server);
<a name="line259">259 |</a> addDef( "SERVERHOST", server);
<a name="line260">260 |</a> addDef( "CLIENTHOST", client);
<a name="line261">261 |</a> addNum( "VERSION", ProtocolVersion( dpy));
<a name="line262">262 |</a> addNum( "REVISION", ProtocolRevision( dpy));
<a name="line263">263 |</a> addDef( "VENDOR", ServerVendor( dpy));
<a name="line264">264 |</a> addNum( "RELEASE", VendorRelease( dpy));
<a name="line265">265 |</a>
<a name="line266">266 |</a> } /** End of 'doDisplayDefines' **/
<a name="line267">267 |</a>
<a name="line268">268 |</a> /*++++
<a name="line269">269 |</a> ** ** Function-Header ***************************************************** **
<a name="line270">270 |</a> ** **
<a name="line271">271 |</a> ** Function: doScreenDefines **
<a name="line272">272 |</a> ** **
<a name="line273">273 |</a> ** Description: Put the screen specific defines on the define buffer **
<a name="line274">274 |</a> ** **
<a name="line275">275 |</a> ** First Edition: 1991/10/23 **
<a name="line276">276 |</a> ** **
<a name="line277">277 |</a> ** Parameters: int scrno Screen number **
<a name="line278">278 |</a> ** **
<a name="line279">279 |</a> ** Result: - **
<a name="line280">280 |</a> ** **
<a name="line281">281 |</a> ** Attached Globals: dpy For seeking the name of the display **
<a name="line282">282 |</a> ** defines (via addDef and addNum) **
<a name="line283">283 |</a> ** **
<a name="line284">284 |</a> ** ************************************************************************ **
<a name="line285">285 |</a> ++++*/
<a name="line286">286 |</a>
<a name="line287">287 |</a> static void doScreenDefines( int scrno)
<a name="line288">288 |</a> {
<a name="line289">289 |</a> register Screen *screen;
<a name="line290">290 |</a> register Visual *visual;
<a name="line291">291 |</a>
<a name="line292">292 |</a> #if WITH_DEBUGGING_UTIL_1
<a name="line293">293 |</a> ErrorLogger( NO_ERR_START, LOC, _proc_doScreenDefines, NULL);
<a name="line294">294 |</a> #endif
<a name="line295">295 |</a>
<a name="line296">296 |</a> /**
<a name="line297">297 |</a> ** Get screen data at first
<a name="line298">298 |</a> **/
<a name="line299">299 |</a>
<a name="line300">300 |</a> screen = ScreenOfDisplay( dpy, scrno);
<a name="line301">301 |</a> visual = DefaultVisualOfScreen( screen);
<a name="line302">302 |</a>
<a name="line303">303 |</a> /**
<a name="line304">304 |</a> ** Put screen data on the defines buffer
<a name="line305">305 |</a> **/
<a name="line306">306 |</a>
<a name="line307">307 |</a> addNum( "WIDTH", screen-&gt;width);
<a name="line308">308 |</a> addNum( "HEIGHT", screen-&gt;height);
<a name="line309">309 |</a> addNum( "X_RESOLUTION", Resolution( screen-&gt;width, screen-&gt;mwidth));
<a name="line310">310 |</a> addNum( "Y_RESOLUTION", Resolution( screen-&gt;height, screen-&gt;mheight));
<a name="line311">311 |</a> addNum( "PLANES", DisplayPlanes( dpy, scrno));
<a name="line312">312 |</a> addNum( "BITS_PER_RGB", visual-&gt;bits_per_rgb);
<a name="line313">313 |</a>
<a name="line314">314 |</a> /**
<a name="line315">315 |</a> ** The CLASS and COLOR do depend on the screen class
<a name="line316">316 |</a> **/
<a name="line317">317 |</a>
<a name="line318">318 |</a> switch(visual-&gt;class) {
<a name="line319">319 |</a>
<a name="line320">320 |</a> case StaticGray: addDef( "CLASS", "StaticGray");
<a name="line321">321 |</a> break;
<a name="line322">322 |</a>
<a name="line323">323 |</a> case GrayScale: addDef( "CLASS", "GrayScale");
<a name="line324">324 |</a> break;
<a name="line325">325 |</a>
<a name="line326">326 |</a> case StaticColor: addDef( "CLASS", "StaticColor");
<a name="line327">327 |</a> addDef( "COLOR", NULL);
<a name="line328">328 |</a> break;
<a name="line329">329 |</a>
<a name="line330">330 |</a> case PseudoColor: addDef( "CLASS", "PseudoColor");
<a name="line331">331 |</a> addDef( "COLOR", NULL);
<a name="line332">332 |</a> break;
<a name="line333">333 |</a>
<a name="line334">334 |</a> case TrueColor: addDef( "CLASS", "TrueColor");
<a name="line335">335 |</a> addDef( "COLOR", NULL);
<a name="line336">336 |</a> break;
<a name="line337">337 |</a>
<a name="line338">338 |</a> case DirectColor: addDef( "CLASS", "DirectColor");
<a name="line339">339 |</a> addDef( "COLOR", NULL);
<a name="line340">340 |</a> break;
<a name="line341">341 |</a> } /** switch **/
<a name="line342">342 |</a>
<a name="line343">343 |</a> } /** End of 'doScreenDefines' **/
<a name="line344">344 |</a>
<a name="line345">345 |</a> /*++++
<a name="line346">346 |</a> ** ** Function-Header ***************************************************** **
<a name="line347">347 |</a> ** **
<a name="line348">348 |</a> ** Function: readFile **
<a name="line349">349 |</a> ** **
<a name="line350">350 |</a> ** Description: Read resource from a file, which normally is a pipe **
<a name="line351">351 |</a> ** opened with popen. **
<a name="line352">352 |</a> ** The file will be closed, when reading is finished **
<a name="line353">353 |</a> ** **
<a name="line354">354 |</a> ** Note: This routine uses the global variable 'line', declar-**
<a name="line355">355 |</a> ** ed in another file!!! **
<a name="line356">356 |</a> ** **
<a name="line357">357 |</a> ** First Edition: 1991/10/23 **
<a name="line358">358 |</a> ** **
<a name="line359">359 |</a> ** Parameters: register FILE *input The stream to be read from **
<a name="line360">360 |</a> ** int do_cpp Differs betweem a pipe or a **
<a name="line361">361 |</a> ** file being assigned to input **
<a name="line362">362 |</a> ** **
<a name="line363">363 |</a> ** Result: - **
<a name="line364">364 |</a> ** **
<a name="line365">365 |</a> ** Attached Globals: line Buffer for a line to be read **
<a name="line366">366 |</a> ** buffer Buffer for the whole resource file **
<a name="line367">367 |</a> ** image **
<a name="line368">368 |</a> ** **
<a name="line369">369 |</a> ** ************************************************************************ **
<a name="line370">370 |</a> ++++*/
<a name="line371">371 |</a>
<a name="line372">372 |</a> static int readFile( register FILE *input,
<a name="line373">373 |</a> int do_cpp)
<a name="line374">374 |</a> {
<a name="line375">375 |</a> register int bytes;
<a name="line376">376 |</a>
<a name="line377">377 |</a> #if WITH_DEBUGGING_UTIL_1
<a name="line378">378 |</a> ErrorLogger( NO_ERR_START, LOC, _proc_readFile, NULL);
<a name="line379">379 |</a> #endif
<a name="line380">380 |</a>
<a name="line381">381 |</a> while( !feof( input) &amp;&amp; (bytes = fread( line, 1, LINELENGTH, input)))
<a name="line382">382 |</a> Tcl_DStringAppend( buffer, line, bytes);
<a name="line383">383 |</a>
<a name="line384">384 |</a> if( do_cpp) {
<a name="line385">385 |</a> if( -1 == pclose( input))
<a name="line386">386 |</a> if( OK != ErrorLogger( ERR_PCLOSE, LOC, NULL))
<a name="line387">387 |</a> return( TCL_ERROR); /** -------- EXIT (FAILURE) -------&gt; **/
<a name="line388">388 |</a> } else {
<a name="line389">389 |</a> if( EOF == fclose( input))
<a name="line390">390 |</a> if( OK != ErrorLogger( ERR_CLOSE, LOC, NULL))
<a name="line391">391 |</a> return( TCL_ERROR); /** -------- EXIT (FAILURE) -------&gt; **/
<a name="line392">392 |</a> }
<a name="line393">393 |</a>
<a name="line394">394 |</a> return( TCL_OK);
<a name="line395">395 |</a>
<a name="line396">396 |</a> } /** End of 'readFile' **/
<a name="line397">397 |</a>
<a name="line398">398 |</a> /*++++
<a name="line399">399 |</a> ** ** Function-Header ***************************************************** **
<a name="line400">400 |</a> ** **
<a name="line401">401 |</a> ** Function: getEntries **
<a name="line402">402 |</a> ** **
<a name="line403">403 |</a> ** Description: Updates the resources database (which is a Tcl hash **
<a name="line404">404 |</a> ** table) with the resources passed in the buffer. The **
<a name="line405">405 |</a> ** buffer contains a X resource lookalike text image. **
<a name="line406">406 |</a> ** **
<a name="line407">407 |</a> ** First Edition: 1991/10/23 **
<a name="line408">408 |</a> ** **
<a name="line409">409 |</a> ** Parameters: Tcl_Interp *interp According Tcl interp.**
<a name="line410">410 |</a> ** Tcl_HashTable *data The hash tables holding the **
<a name="line411">411 |</a> ** resource data **
<a name="line412">412 |</a> ** register char *buf The buffer containing the **
<a name="line413">413 |</a> ** resources to be modified in **
<a name="line414">414 |</a> ** X resource syntax **
<a name="line415">415 |</a> ** int remove Remove or add resources **
<a name="line416">416 |</a> ** **
<a name="line417">417 |</a> ** Result: ErrType NO_ERR Success **
<a name="line418">418 |</a> ** ERR_PARSE Parse error **
<a name="line419">419 |</a> ** **
<a name="line420">420 |</a> ** Attached Globals: - **
<a name="line421">421 |</a> ** **
<a name="line422">422 |</a> ** ************************************************************************ **
<a name="line423">423 |</a> ++++*/
<a name="line424">424 |</a>
<a name="line425">425 |</a> static ErrType getEntries( Tcl_Interp *interp,
<a name="line426">426 |</a> Tcl_HashTable *data,
<a name="line427">427 |</a> register char *buf,
<a name="line428">428 |</a> int remove)
<a name="line429">429 |</a> {
<a name="line430">430 |</a> Tcl_RegExp res_exp = (Tcl_RegExp) NULL;
<a name="line431">431 |</a> register Tcl_HashEntry *entry;
<a name="line432">432 |</a> char *end;
<a name="line433">433 |</a> int new_res;
<a name="line434">434 |</a>
<a name="line435">435 |</a> #if WITH_DEBUGGING_UTIL_1
<a name="line436">436 |</a> ErrorLogger( NO_ERR_START, LOC, _proc_getEntries, NULL);
<a name="line437">437 |</a> #endif
<a name="line438">438 |</a>
<a name="line439">439 |</a> /**
<a name="line440">440 |</a> ** The following regular expression matches pattern like
<a name="line441">441 |</a> **
<a name="line442">442 |</a> ** &lt;resource&gt;: &lt;value&gt;
<a name="line443">443 |</a> **
<a name="line444">444 |</a> ** The resource will be returned as \1 and the value as \2
<a name="line445">445 |</a> ** Set the regexp pointer only, if it hasn't already been set. This
<a name="line446">446 |</a> ** is a constant regexp!
<a name="line447">447 |</a> **/
<a name="line448">448 |</a>
<a name="line449">449 |</a> if( !res_exp)
<a name="line450">450 |</a> res_exp = Tcl_RegExpCompile(interp,
<a name="line451">451 |</a> "^[ \t]*([^ \t]*)[ \t]*:[ \t]*(.*)[ \t]*$");
<a name="line452">452 |</a>
<a name="line453">453 |</a> /**
<a name="line454">454 |</a> ** Seek for the lines (buffers) end. Put a terminator there. Take care of
<a name="line455">455 |</a> ** escaped newlines!
<a name="line456">456 |</a> **/
<a name="line457">457 |</a>
<a name="line458">458 |</a> for( end = buf; *end; end++)
<a name="line459">459 |</a> if( *end == '\\' &amp;&amp; *(end+1) == '\n')
<a name="line460">460 |</a> end++;
<a name="line461">461 |</a> else if( *end == '\n')
<a name="line462">462 |</a> *end = '\0';
<a name="line463">463 |</a>
<a name="line464">464 |</a> /**
<a name="line465">465 |</a> ** Now read the whole buffer.
<a name="line466">466 |</a> ** At first, we have to ignore comments
<a name="line467">467 |</a> **/
<a name="line468">468 |</a>
<a name="line469">469 |</a> while( buf &lt;= end) {
<a name="line470">470 |</a>
<a name="line471">471 |</a> if( *buf == '#' || *buf == '!' || !*buf) {
<a name="line472">472 |</a> while( *buf++) ;
<a name="line473">473 |</a>
<a name="line474">474 |</a> /**
<a name="line475">475 |</a> ** Otherwise we're seeking for a syntacticl correct X resource entry
<a name="line476">476 |</a> **/
<a name="line477">477 |</a>
<a name="line478">478 |</a> } else if( !Tcl_RegExpExec(interp, res_exp, buf, buf)) {
<a name="line479">479 |</a> if( OK != ErrorLogger( ERR_PARSE, LOC, NULL)) {
<a name="line480">480 |</a> return( ERR_PARSE); /** ------ EXIT (PARSE ERROR) -----&gt; **/
<a name="line481">481 |</a> }
<a name="line482">482 |</a>
<a name="line483">483 |</a> } else {
<a name="line484">484 |</a>
<a name="line485">485 |</a> /**
<a name="line486">486 |</a> ** Valid entry found. Set up buf pointing behind the pattern
<a name="line487">487 |</a> ** that has matched and put a terminator at the end of either the
<a name="line488">488 |</a> ** resource name and its value.
<a name="line489">489 |</a> **/
<a name="line490">490 |</a>
<a name="line491">491 |</a> char *startp, *endp;
<a name="line492">492 |</a> Tcl_RegExpRange(res_exp, 0,
<a name="line493">493 |</a> (CONST84 char **) &amp;startp, (CONST84 char **) &amp;endp);
<a name="line494">494 |</a> buf = endp + 1;
<a name="line495">495 |</a> Tcl_RegExpRange(res_exp, 1,
<a name="line496">496 |</a> (CONST84 char **) &amp;startp, (CONST84 char **) &amp;endp);
<a name="line497">497 |</a> *endp = '\0';
<a name="line498">498 |</a> Tcl_RegExpRange(res_exp, 2,
<a name="line499">499 |</a> (CONST84 char **) &amp;startp, (CONST84 char **) &amp;endp);
<a name="line500">500 |</a> *endp = '\0';
<a name="line501">501 |</a>
<a name="line502">502 |</a> /**
<a name="line503">503 |</a> ** Now create (or remove) a hash entry for the parsed resource
<a name="line504">504 |</a> **/
<a name="line505">505 |</a>
<a name="line506">506 |</a> if( remove) {
<a name="line507">507 |</a> Tcl_RegExpRange(res_exp, 1,
<a name="line508">508 |</a> (CONST84 char **) &amp;startp, (CONST84 char **) &amp;endp);
<a name="line509">509 |</a> if( entry = Tcl_FindHashEntry( data, startp)) {
<a name="line510">510 |</a> null_free((void *) &amp;( Tcl_GetHashValue( entry)));
<a name="line511">511 |</a> Tcl_DeleteHashEntry( entry);
<a name="line512">512 |</a> }
<a name="line513">513 |</a> } else {
<a name="line514">514 |</a> Tcl_RegExpRange(res_exp, 1,
<a name="line515">515 |</a> (CONST84 char **) &amp;startp, (CONST84 char **) &amp;endp);
<a name="line516">516 |</a> entry = Tcl_CreateHashEntry( data, startp, &amp;new_res);
<a name="line517">517 |</a> if( !new_res)
<a name="line518">518 |</a> null_free((void *) &amp;( Tcl_GetHashValue( entry)));
<a name="line519">519 |</a> Tcl_RegExpRange(res_exp, 2,
<a name="line520">520 |</a> (CONST84 char **) &amp;startp, (CONST84 char **) &amp;endp);
<a name="line521">521 |</a> Tcl_SetHashValue( entry, strdup( startp));
<a name="line522">522 |</a> }
<a name="line523">523 |</a>
<a name="line524">524 |</a> } /** if( reg exp matched) **/
<a name="line525">525 |</a> } /** while **/
<a name="line526">526 |</a>
<a name="line527">527 |</a> /**
<a name="line528">528 |</a> ** Return on success
<a name="line529">529 |</a> **/
<a name="line530">530 |</a>
<a name="line531">531 |</a> return( NO_ERR);
<a name="line532">532 |</a>
<a name="line533">533 |</a> } /** end of 'getEntries' **/
<a name="line534">534 |</a>
<a name="line535">535 |</a> /*++++
<a name="line536">536 |</a> ** ** Function-Header ***************************************************** **
<a name="line537">537 |</a> ** **
<a name="line538">538 |</a> ** Function: storeResProp **
<a name="line539">539 |</a> ** **
<a name="line540">540 |</a> ** Description: Update the X11 resource property, adding new resour- **
<a name="line541">541 |</a> ** ces. **
<a name="line542">542 |</a> ** **
<a name="line543">543 |</a> ** First Edition: 1991/10/23 **
<a name="line544">544 |</a> ** **
<a name="line545">545 |</a> ** Parameters: register ResourceDB *rdb Resource database **
<a name="line546">546 |</a> ** **
<a name="line547">547 |</a> ** Result: - **
<a name="line548">548 |</a> ** **
<a name="line549">549 |</a> ** Attached Globals: - **
<a name="line550">550 |</a> ** **
<a name="line551">551 |</a> ** ************************************************************************ **
<a name="line552">552 |</a> ++++*/
<a name="line553">553 |</a>
<a name="line554">554 |</a> #ifdef HAS_X11LIBS
<a name="line555">555 |</a> static void storeResProp( register ResourceDB *rdb)
<a name="line556">556 |</a> {
<a name="line557">557 |</a> Tcl_HashSearch search;
<a name="line558">558 |</a> register int mode = PropModeReplace;
<a name="line559">559 |</a> register int max = (XMaxRequestSize( dpy) &lt;&lt; 2) - 28;
<a name="line560">560 |</a> register int left;
<a name="line561">561 |</a> register Tcl_HashEntry *entry = Tcl_FirstHashEntry( rdb-&gt;data, &amp;search);
<a name="line562">562 |</a> unsigned char *buf;
<a name="line563">563 |</a>
<a name="line564">564 |</a> #if WITH_DEBUGGING_UTIL_1
<a name="line565">565 |</a> ErrorLogger( NO_ERR_START, LOC, _proc_storeResProp, NULL);
<a name="line566">566 |</a> #endif
<a name="line567">567 |</a>
<a name="line568">568 |</a> /**
<a name="line569">569 |</a> ** Write all attached resources into the buffer. Follow the X
<a name="line570">570 |</a> ** resource syntax:
<a name="line571">571 |</a> **
<a name="line572">572 |</a> ** &lt;resource&gt;: &lt;value&gt;
<a name="line573">573 |</a> **/
<a name="line574">574 |</a>
<a name="line575">575 |</a> Tcl_DStringTrunc( buffer, 0);
<a name="line576">576 |</a> while( entry) {
<a name="line577">577 |</a> Tcl_DStringAppend( buffer, Tcl_GetHashKey(rdb-&gt;data, entry), -1);
<a name="line578">578 |</a> Tcl_DStringAppend( buffer, ":\t", 2);
<a name="line579">579 |</a> Tcl_DStringAppend( buffer, (char *)Tcl_GetHashValue( entry), -1);
<a name="line580">580 |</a> Tcl_DStringAppend( buffer, "\n", 1);
<a name="line581">581 |</a> entry = Tcl_NextHashEntry( &amp;search);
<a name="line582">582 |</a> }
<a name="line583">583 |</a>
<a name="line584">584 |</a> /**
<a name="line585">585 |</a> ** In case of the request being larger than the largest request the X
<a name="line586">586 |</a> ** server may handle, spool it block by block until the final one.
<a name="line587">587 |</a> **/
<a name="line588">588 |</a>
<a name="line589">589 |</a> buf = (unsigned char *) Tcl_DStringValue( buffer);
<a name="line590">590 |</a> if( max &lt; (left = Tcl_DStringLength( buffer))) {
<a name="line591">591 |</a> XGrabServer( dpy);
<a name="line592">592 |</a> mode = PropModeAppend;
<a name="line593">593 |</a> do {
<a name="line594">594 |</a> XChangeProperty( dpy, rdb-&gt;root, rdb-&gt;prop, XA_STRING, 8, mode, buf,
<a name="line595">595 |</a> max);
<a name="line596">596 |</a> buf += max;
<a name="line597">597 |</a> } while( max &lt; (left -= max));
<a name="line598">598 |</a> }
<a name="line599">599 |</a>
<a name="line600">600 |</a> /**
<a name="line601">601 |</a> ** Put the final request block (which may be the only one, if the if-
<a name="line602">602 |</a> ** statement above doesn't match) to the X server
<a name="line603">603 |</a> **/
<a name="line604">604 |</a>
<a name="line605">605 |</a> XChangeProperty( dpy, rdb-&gt;root, rdb-&gt;prop, XA_STRING, 8, mode, buf, left);
<a name="line606">606 |</a>
<a name="line607">607 |</a> if( mode != PropModeReplace)
<a name="line608">608 |</a> XUngrabServer( dpy);
<a name="line609">609 |</a>
<a name="line610">610 |</a> } /** End of 'storeResProp' **/
<a name="line611">611 |</a> #endif
<a name="line612">612 |</a>
<a name="line613">613 |</a> /*++++
<a name="line614">614 |</a> ** ** Function-Header ***************************************************** **
<a name="line615">615 |</a> ** **
<a name="line616">616 |</a> ** Function: getOld **
<a name="line617">617 |</a> ** **
<a name="line618">618 |</a> ** Description: First, we have to find the resources already loaded **
<a name="line619">619 |</a> ** into the X11 resource property. This routine current-**
<a name="line620">620 |</a> ** ly only handles one screen, the default screen for **
<a name="line621">621 |</a> ** the DISPLAY. This routine should only be called if **
<a name="line622">622 |</a> ** resDB.data is NULL. **
<a name="line623">623 |</a> ** **
<a name="line624">624 |</a> ** First Edition: 1991/10/23 **
<a name="line625">625 |</a> ** **
<a name="line626">626 |</a> ** Parameters: register char **buf Buffer for the old resource **
<a name="line627">627 |</a> ** database **
<a name="line628">628 |</a> ** **
<a name="line629">629 |</a> ** Result: ErrType ERR_PARAM resDB.data != NULL **
<a name="line630">630 |</a> ** ERR_ALLOC out of memory **
<a name="line631">631 |</a> ** NO_ERR Success **
<a name="line632">632 |</a> ** **
<a name="line633">633 |</a> ** Attached Globals: resDB The data area will be installed as a **
<a name="line634">634 |</a> ** Tcl hash table **
<a name="line635">635 |</a> ** dpy The current display **
<a name="line636">636 |</a> ** **
<a name="line637">637 |</a> ** ************************************************************************ **
<a name="line638">638 |</a> ++++*/
<a name="line639">639 |</a>
<a name="line640">640 |</a> static ErrType getOld( register char **buf)
<a name="line641">641 |</a> {
<a name="line642">642 |</a>
<a name="line643">643 |</a> #if WITH_DEBUGGING_UTIL_1
<a name="line644">644 |</a> ErrorLogger( NO_ERR_START, LOC, _proc_getOld, NULL);
<a name="line645">645 |</a> #endif
<a name="line646">646 |</a>
<a name="line647">647 |</a> /**
<a name="line648">648 |</a> ** Allocate memory for the hash table
<a name="line649">649 |</a> **/
<a name="line650">650 |</a>
<a name="line651">651 |</a> if( resDB.data)
<a name="line652">652 |</a> if( OK != ErrorLogger( ERR_PARAM, LOC, "Resource database", NULL))
<a name="line653">653 |</a> return( ERR_PARAM); /** ------- EXIT (PARAMETER) -----&gt; **/
<a name="line654">654 |</a>
<a name="line655">655 |</a> if( !(resDB.data = (Tcl_HashTable *) malloc( sizeof( Tcl_HashTable))))
<a name="line656">656 |</a> if( OK != ErrorLogger( ERR_ALLOC, LOC, NULL))
<a name="line657">657 |</a> return( ERR_ALLOC); /** ----- EXIT (OUT OF MEMORY) ----&gt; **/
<a name="line658">658 |</a>
<a name="line659">659 |</a> /**
<a name="line660">660 |</a> ** Initialize the hash table and read in the old resources
<a name="line661">661 |</a> **/
<a name="line662">662 |</a>
<a name="line663">663 |</a> Tcl_InitHashTable( resDB.data, TCL_STRING_KEYS);
<a name="line664">664 |</a> resDB.root = RootWindow( dpy, 0);
<a name="line665">665 |</a> resDB.prop = XA_RESOURCE_MANAGER;
<a name="line666">666 |</a> *buf = XResourceManagerString( dpy);
<a name="line667">667 |</a>
<a name="line668">668 |</a> /**
<a name="line669">669 |</a> ** Success
<a name="line670">670 |</a> **/
<a name="line671">671 |</a>
<a name="line672">672 |</a> return( NO_ERR);
<a name="line673">673 |</a>
<a name="line674">674 |</a> } /** End of 'getOld' **/
<a name="line675">675 |</a>
<a name="line676">676 |</a> /*++++
<a name="line677">677 |</a> ** ** Function-Header ***************************************************** **
<a name="line678">678 |</a> ** **
<a name="line679">679 |</a> ** Function: initBuffers **
<a name="line680">680 |</a> ** **
<a name="line681">681 |</a> ** Description: Initilize buffers if not already done, or reinitia- **
<a name="line682">682 |</a> ** lize some variables if buffers already exists. **
<a name="line683">683 |</a> ** **
<a name="line684">684 |</a> ** First Edition: 1991/10/23 **
<a name="line685">685 |</a> ** **
<a name="line686">686 |</a> ** Parameters: Tcl_Interp *interp According Tcl interp.**
<a name="line687">687 |</a> ** register int is_file Differs between a single X **
<a name="line688">688 |</a> ** resource to be modified or **
<a name="line689">689 |</a> ** a resource file to be merged**
<a name="line690">690 |</a> ** **
<a name="line691">691 |</a> ** Result: ErrType ERR_DISPLAY Cannot open DISPLAY **
<a name="line692">692 |</a> ** ERR_ALLOC ALLOC failure **
<a name="line693">693 |</a> ** ERR_EXTRACT **
<a name="line694">694 |</a> ** NO_ERR Success **
<a name="line695">695 |</a> ** **
<a name="line696">696 |</a> ** Attached Globals: dpy Display will be openend **
<a name="line697">697 |</a> ** resDB Resource database will be filled up **
<a name="line698">698 |</a> ** with the current setup **
<a name="line699">699 |</a> ** defines **
<a name="line700">700 |</a> ** **
<a name="line701">701 |</a> ** ************************************************************************ **
<a name="line702">702 |</a> ++++*/
<a name="line703">703 |</a>
<a name="line704">704 |</a> static ErrType initBuffers( Tcl_Interp *interp,
<a name="line705">705 |</a> register int is_file)
<a name="line706">706 |</a> {
<a name="line707">707 |</a> char *tmpbuf;
<a name="line708">708 |</a>
<a name="line709">709 |</a> #if WITH_DEBUGGING_UTIL_1
<a name="line710">710 |</a> ErrorLogger( NO_ERR_START, LOC, _proc_initBuffers, NULL);
<a name="line711">711 |</a> #endif
<a name="line712">712 |</a>
<a name="line713">713 |</a> /**
<a name="line714">714 |</a> ** Open the display
<a name="line715">715 |</a> **/
<a name="line716">716 |</a>
<a name="line717">717 |</a> if( !dpy &amp;&amp; !(dpy = XOpenDisplay( NULL)))
<a name="line718">718 |</a> if( OK != ErrorLogger( ERR_DISPLAY, LOC, NULL))
<a name="line719">719 |</a> return( ERR_DISPLAY); /** -------- EXIT (FAILURE) -------&gt; **/
<a name="line720">720 |</a>
<a name="line721">721 |</a> /**
<a name="line722">722 |</a> ** Read in the old setup at first and put it into the resource database
<a name="line723">723 |</a> **/
<a name="line724">724 |</a>
<a name="line725">725 |</a> if( !resDB.data) {
<a name="line726">726 |</a>
<a name="line727">727 |</a> if( getOld( &amp;tmpbuf) != NO_ERR) /** NULL if no resources exists **/
<a name="line728">728 |</a> if( OK != ErrorLogger( ERR_ALLOC, LOC, NULL))
<a name="line729">729 |</a> return( ERR_ALLOC); /** ----- EXIT (OUT OF MEMORY) ----&gt; **/
<a name="line730">730 |</a>
<a name="line731">731 |</a> if( tmpbuf &amp;&amp; (getEntries(interp, resDB.data, tmpbuf, 0) != NO_ERR))
<a name="line732">732 |</a> if( OK != ErrorLogger( ERR_EXTRACT, LOC, NULL))
<a name="line733">733 |</a> return( ERR_EXTRACT);
<a name="line734">734 |</a> }
<a name="line735">735 |</a>
<a name="line736">736 |</a> /**
<a name="line737">737 |</a> ** Conditionally allocate a buffer and initialize this guy
<a name="line738">738 |</a> **/
<a name="line739">739 |</a>
<a name="line740">740 |</a> if( !buffer) {
<a name="line741">741 |</a> if( !(buffer = (Tcl_DString *) malloc( sizeof( Tcl_DString)))) {
<a name="line742">742 |</a> if( OK != ErrorLogger( ERR_ALLOC, LOC, NULL))
<a name="line743">743 |</a> return( ERR_ALLOC); /** ----- EXIT (OUT OF MEMORY) ----&gt; **/
<a name="line744">744 |</a> } else
<a name="line745">745 |</a> Tcl_DStringInit( buffer);
<a name="line746">746 |</a> } else
<a name="line747">747 |</a> Tcl_DStringTrunc( buffer, 0);
<a name="line748">748 |</a>
<a name="line749">749 |</a> /**
<a name="line750">750 |</a> ** Set up all the defines according display and screen
<a name="line751">751 |</a> **/
<a name="line752">752 |</a>
<a name="line753">753 |</a> if( defines)
<a name="line754">754 |</a> defines[ def_base] = '\0';
<a name="line755">755 |</a> else if( is_file) {
<a name="line756">756 |</a>
<a name="line757">757 |</a> if( !(defines = (char *) malloc( BUFSIZ * sizeof( char))))
<a name="line758">758 |</a> if( OK != ErrorLogger( ERR_ALLOC, LOC, NULL))
<a name="line759">759 |</a> return( ERR_ALLOC); /** ----- EXIT (OUT OF MEMORY) ----&gt; **/
<a name="line760">760 |</a>
<a name="line761">761 |</a> /* sprintf( defines, "%s %s ", CPPSTDIN, CPPMINUS); */
<a name="line762">762 |</a> strcpy( defines, CPPSTDIN);
<a name="line763">763 |</a> strcat( defines, " ");
<a name="line764">764 |</a> strcat( defines, CPPMINUS);
<a name="line765">765 |</a> strcat( defines, " ");
<a name="line766">766 |</a> doDisplayDefines();
<a name="line767">767 |</a> doScreenDefines( DefaultScreen( dpy));
<a name="line768">768 |</a> def_base = strlen( strcat( defines, " "));
<a name="line769">769 |</a> }
<a name="line770">770 |</a>
<a name="line771">771 |</a> /**
<a name="line772">772 |</a> ** Return on success
<a name="line773">773 |</a> **/
<a name="line774">774 |</a>
<a name="line775">775 |</a> return( NO_ERR);
<a name="line776">776 |</a>
<a name="line777">777 |</a> } /** End of 'initBuffers' **/
<a name="line778">778 |</a> #endif
<a name="line779">779 |</a>
<a name="line780">780 |</a> /*++++
<a name="line781">781 |</a> ** ** Function-Header ***************************************************** **
<a name="line782">782 |</a> ** **
<a name="line783">783 |</a> ** Function: xresourceFinish **
<a name="line784">784 |</a> ** **
<a name="line785">785 |</a> ** Description: Update the resource property if everything is ok. **
<a name="line786">786 |</a> ** This routine should be called when all properies have**
<a name="line787">787 |</a> ** been defines or updated. Remember that this routine **
<a name="line788">788 |</a> ** always will be called, even if there was no **
<a name="line789">789 |</a> ** "x-resource" command in the module! **
<a name="line790">790 |</a> ** **
<a name="line791">791 |</a> ** First Edition: 1991/10/23 **
<a name="line792">792 |</a> ** **
<a name="line793">793 |</a> ** Parameters: **
<a name="line794">794 |</a> ** **
<a name="line795">795 |</a> ** Result: **
<a name="line796">796 |</a> ** **
<a name="line797">797 |</a> ** Attached Globals: - **
<a name="line798">798 |</a> ** **
<a name="line799">799 |</a> ** ************************************************************************ **
<a name="line800">800 |</a> ++++*/
<a name="line801">801 |</a>
<a name="line802">802 |</a> void xresourceFinish(register int no_errors)
<a name="line803">803 |</a> {
<a name="line804">804 |</a>
<a name="line805">805 |</a> #if WITH_DEBUGGING_UTIL_1
<a name="line806">806 |</a> ErrorLogger( NO_ERR_START, LOC, _proc_xresourceFinish, NULL);
<a name="line807">807 |</a> #endif
<a name="line808">808 |</a>
<a name="line809">809 |</a> #ifdef HAS_X11LIBS
<a name="line810">810 |</a>
<a name="line811">811 |</a> /**
<a name="line812">812 |</a> ** If there is data stored in the resource database, spool it to the
<a name="line813">813 |</a> ** according X server
<a name="line814">814 |</a> **/
<a name="line815">815 |</a>
<a name="line816">816 |</a> if( resDB.data &amp;&amp; no_errors)
<a name="line817">817 |</a> storeResProp( &amp;resDB);
<a name="line818">818 |</a>
<a name="line819">819 |</a> /**
<a name="line820">820 |</a> ** Close the display and free what has been used
<a name="line821">821 |</a> **/
<a name="line822">822 |</a>
<a name="line823">823 |</a> if( dpy)
<a name="line824">824 |</a> XCloseDisplay( dpy);
<a name="line825">825 |</a> if( buffer)
<a name="line826">826 |</a> Tcl_DStringFree( buffer);
<a name="line827">827 |</a>
<a name="line828">828 |</a> #endif
<a name="line829">829 |</a>
<a name="line830">830 |</a> } /** End of 'xresourceFinish' **/
<a name="line831">831 |</a>
<a name="line832">832 |</a> /*++++
<a name="line833">833 |</a> ** ** Function-Header ***************************************************** **
<a name="line834">834 |</a> ** **
<a name="line835">835 |</a> ** Function: cmdXResource **
<a name="line836">836 |</a> ** **
<a name="line837">837 |</a> ** Description: Callback function for 'x-resource'. The function **
<a name="line838">838 |</a> ** sets up a hash table containing all resources to be **
<a name="line839">839 |</a> ** passed to the X server. This hash table will be **
<a name="line840">840 |</a> ** flushed whenever the function xresourceFinish is cal-**
<a name="line841">841 |</a> ** led. **
<a name="line842">842 |</a> ** **
<a name="line843">843 |</a> ** First Edition: 1991/10/23 **
<a name="line844">844 |</a> ** **
<a name="line845">845 |</a> ** Parameters: ClientData client_data **
<a name="line846">846 |</a> ** Tcl_Interp *interp According Tcl interp.**
<a name="line847">847 |</a> ** int argc Number of arguments **
<a name="line848">848 |</a> ** char *argv[] Argument array **
<a name="line849">849 |</a> ** **
<a name="line850">850 |</a> ** Result: int TCL_OK Successfull completion **
<a name="line851">851 |</a> ** TCL_ERROR Any error **
<a name="line852">852 |</a> ** **
<a name="line853">853 |</a> ** Attached Globals: g_flags These are set up accordingly before **
<a name="line854">854 |</a> ** this function is called in order to **
<a name="line855">855 |</a> ** control everything **
<a name="line856">856 |</a> ** **
<a name="line857">857 |</a> ** ************************************************************************ **
<a name="line858">858 |</a> ++++*/
<a name="line859">859 |</a>
<a name="line860">860 |</a> int cmdXResource( ClientData client_data,
<a name="line861">861 |</a> Tcl_Interp *interp,
<a name="line862">862 |</a> int argc,
<a name="line863">863 |</a> CONST84 char *argv[])
<a name="line864">864 |</a> {
<a name="line865">865 |</a> register FILE *inp;
<a name="line866">866 |</a> int is_file, i,
<a name="line867">867 |</a> do_cpp = 1,
<a name="line868">868 |</a> opt_ind = 1;
<a name="line869">869 |</a>
<a name="line870">870 |</a> #if WITH_DEBUGGING_CALLBACK
<a name="line871">871 |</a> ErrorLogger( NO_ERR_START, LOC, _proc_cmdXResource, NULL);
<a name="line872">872 |</a> #endif
<a name="line873">873 |</a>
<a name="line874">874 |</a> /**
<a name="line875">875 |</a> ** Whatis mode?
<a name="line876">876 |</a> **/
<a name="line877">877 |</a>
<a name="line878">878 |</a> if( g_flags &amp; (M_WHATIS | M_HELP))
<a name="line879">879 |</a> return( TCL_OK); /** ------- EXIT PROCEDURE -------&gt; **/
<a name="line880">880 |</a>
<a name="line881">881 |</a> if( !getenv("DISPLAY")) {
<a name="line882">882 |</a> /* don't bother trying to set display variables, if there is no display */
<a name="line883">883 |</a> return(TCL_OK);
<a name="line884">884 |</a> }
<a name="line885">885 |</a>
<a name="line886">886 |</a>
<a name="line887">887 |</a> /**
<a name="line888">888 |</a> ** Parameter check
<a name="line889">889 |</a> **/
<a name="line890">890 |</a>
<a name="line891">891 |</a> if( argc &gt; 1 &amp;&amp; !strcmp( argv[1], "-nocpp")) {
<a name="line892">892 |</a> do_cpp = 0;
<a name="line893">893 |</a> opt_ind++;
<a name="line894">894 |</a> }
<a name="line895">895 |</a>
<a name="line896">896 |</a> if( argc &lt;= opt_ind) {
<a name="line897">897 |</a> if( OK != ErrorLogger( ERR_USAGE, LOC, argv[0], "[ -nocpp ] strings", NULL))
<a name="line898">898 |</a> return( TCL_ERROR); /** -------- EXIT (FAILURE) -------&gt; **/
<a name="line899">899 |</a> }
<a name="line900">900 |</a>
<a name="line901">901 |</a> /**
<a name="line902">902 |</a> ** Ok, now let's treat all remaining arguments as X resources or
<a name="line903">903 |</a> ** X resource files. At first let's check if it is a file ...
<a name="line904">904 |</a> **/
<a name="line905">905 |</a>
<a name="line906">906 |</a> while( opt_ind &lt; argc) {
<a name="line907">907 |</a> is_file = (access( argv[ opt_ind], R_OK &amp; F_OK) == 0);
<a name="line908">908 |</a>
<a name="line909">909 |</a> #ifdef HAS_X11LIBS
<a name="line910">910 |</a>
<a name="line911">911 |</a> if( g_flags &amp; M_DISPLAY) {
<a name="line912">912 |</a> fprintf( stderr, "xrdb -merge\t ");
<a name="line913">913 |</a> for( i=1; i&lt;argc; i++)
<a name="line914">914 |</a> fprintf( stderr, "%s ", argv[ i]);
<a name="line915">915 |</a> fprintf( stderr, "\n");
<a name="line916">916 |</a>
<a name="line917">917 |</a> } else {
<a name="line918">918 |</a>
<a name="line919">919 |</a> /**
<a name="line920">920 |</a> ** Initialize read buffers
<a name="line921">921 |</a> **/
<a name="line922">922 |</a>
<a name="line923">923 |</a> if( NO_ERR != initBuffers(interp, is_file))
<a name="line924">924 |</a> return( TCL_ERROR); /** -------- EXIT (FAILURE) -------&gt; **/
<a name="line925">925 |</a>
<a name="line926">926 |</a> /**
<a name="line927">927 |</a> ** This puts all required resources into a text image buffer ...
<a name="line928">928 |</a> **/
<a name="line929">929 |</a>
<a name="line930">930 |</a> if( !is_file) {
<a name="line931">931 |</a> Tcl_DStringAppend( buffer, argv[ opt_ind], -1);
<a name="line932">932 |</a> } else {
<a name="line933">933 |</a>
<a name="line934">934 |</a> if( NULL == (inp = (do_cpp ?
<a name="line935">935 |</a> popen( strcat( defines, argv[ opt_ind]), "r") :
<a name="line936">936 |</a> fopen( argv[ opt_ind], "r")) ) )
<a name="line937">937 |</a> if( OK != ErrorLogger( (do_cpp ? ERR_POPEN : ERR_OPEN), LOC,
<a name="line938">938 |</a> "argv[ opt_ind]", "reading" ))
<a name="line939">939 |</a> return( TCL_ERROR); /** ---- EXIT (FAILURE) ---&gt; **/
<a name="line940">940 |</a>
<a name="line941">941 |</a> if( TCL_ERROR == readFile( inp, do_cpp))
<a name="line942">942 |</a> return( TCL_ERROR); /** -------- EXIT (FAILURE) -------&gt; **/
<a name="line943">943 |</a> }
<a name="line944">944 |</a>
<a name="line945">945 |</a> /**
<a name="line946">946 |</a> ** ... and this transforms the text image buffer into a Tcl hash
<a name="line947">947 |</a> ** table
<a name="line948">948 |</a> **/
<a name="line949">949 |</a>
<a name="line950">950 |</a> if( NO_ERR != getEntries(interp, resDB.data,
<a name="line951">951 |</a> Tcl_DStringValue( buffer), g_flags &amp; M_REMOVE)) {
<a name="line952">952 |</a> return( TCL_ERROR); /** -------- EXIT (FAILURE) -------&gt; **/
<a name="line953">953 |</a> }
<a name="line954">954 |</a> }
<a name="line955">955 |</a> #else
<a name="line956">956 |</a> if( g_flags &amp; M_DISPLAY) {
<a name="line957">957 |</a> fprintf( stderr, "xrdb -merge\t ");
<a name="line958">958 |</a> for( i=1; i&lt;argc; i++)
<a name="line959">959 |</a> fprintf( stderr, "%s ", argv[ i]);
<a name="line960">960 |</a> fprintf( stderr, "*** ignored ***\n");
<a name="line961">961 |</a> }
<a name="line962">962 |</a> #endif
<a name="line963">963 |</a>
<a name="line964">964 |</a> opt_ind++;
<a name="line965">965 |</a>
<a name="line966">966 |</a> } /** while **/
<a name="line967">967 |</a>
<a name="line968">968 |</a> #if WITH_DEBUGGING_CALLBACK
<a name="line969">969 |</a> ErrorLogger( NO_ERR_END, LOC, _proc_cmdXResource, NULL);
<a name="line970">970 |</a> #endif
<a name="line971">971 |</a>
<a name="line972">972 |</a> return( TCL_OK);
<a name="line973">973 |</a>
<a name="line974">974 |</a> } /** End of 'cmdXResource' **/
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