source: vis_dev/vis-2.3/src/hrc/hrcCmd.c @ 40

Last change on this file since 40 was 14, checked in by cecile, 13 years ago

vis2.3
File size: 21.2 KB
Line 
1/**CFile***********************************************************************
2
3  FileName    [hrcCmd.c]
4
5  PackageName [hrc]
6
7  Synopsis    [Commands for walking around HSIS/VIS hierarchies.]
8
9  Description []
10
11  SeeAlso     []
12
13  Author      [Yuji Kukimoto]
14
15  Copyright   [Copyright (c) 1994-1996 The Regents of the Univ. of California.
16  All rights reserved.
17
18  Permission is hereby granted, without written agreement and without license
19  or royalty fees, to use, copy, modify, and distribute this software and its
20  documentation for any purpose, provided that the above copyright notice and
21  the following two paragraphs appear in all copies of this software.
22
23  IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
24  DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
25  OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
26  CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
28  THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
29  INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
30  FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS ON AN
31  "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO PROVIDE
32  MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.]
33
34******************************************************************************/
35
36#include "hrcInt.h"
37
38static char rcsid[] UNUSED = "$Id: hrcCmd.c,v 1.6 2002/09/08 21:54:25 fabio Exp $";
39
40/*---------------------------------------------------------------------------*/
41/* Constant declarations                                                     */
42/*---------------------------------------------------------------------------*/
43
44
45/*---------------------------------------------------------------------------*/
46/* Type declarations                                                         */
47/*---------------------------------------------------------------------------*/
48
49
50/*---------------------------------------------------------------------------*/
51/* Stucture declarations                                                     */
52/*---------------------------------------------------------------------------*/
53
54
55/*---------------------------------------------------------------------------*/
56/* Variable declarations                                                     */
57/*---------------------------------------------------------------------------*/
58
59
60/*---------------------------------------------------------------------------*/
61/* Macro declarations                                                        */
62/*---------------------------------------------------------------------------*/
63
64
65/**AutomaticStart*************************************************************/
66
67/*---------------------------------------------------------------------------*/
68/* Static function prototypes                                                */
69/*---------------------------------------------------------------------------*/
70
71static int CommandCd(Hrc_Manager_t **hmgr, int argc, char **argv);
72static int CommandLs(Hrc_Manager_t **hmgr, int argc, char **argv);
73static int CommandPwd(Hrc_Manager_t **hmgr, int argc, char **argv);
74static void NodeListChildren(Hrc_Node_t *hnode, boolean recursiveFlag, int depth);
75static void PrintSpace(int depth);
76static int CommandPrintModels(Hrc_Manager_t **hmgr, int argc, char **argv);
77static int CommandPrintHierarchyStats(Hrc_Manager_t **hmgr, int argc, char **argv);
78static void PrintNodeStats(Hrc_Node_t *node, boolean isHnode);
79static void PrintNodeStatsRecursively(Hrc_Node_t *node);
80static int CommandPrintIo(Hrc_Manager_t **hmgr, int argc, char **argv);
81static int CommandPrintLatches(Hrc_Manager_t **hmgr, int argc, char **argv);
82static int _HrcStringCmp(const void * s1, const void * s2);
83
84/**AutomaticEnd***************************************************************/
85
86
87/*---------------------------------------------------------------------------*/
88/* Definition of exported functions                                          */
89/*---------------------------------------------------------------------------*/
90
91/**Function********************************************************************
92
93  Synopsis    [Initializes the hrc package.]
94
95  SideEffects []
96
97  SeeAlso     [Hrc_End]
98
99******************************************************************************/
100void
101Hrc_Init(void)
102{
103  Cmd_CommandAdd("cd", CommandCd, 0);
104  Cmd_CommandAdd("ls", CommandLs, 0);
105  Cmd_CommandAdd("pwd", CommandPwd, 0);
106  Cmd_CommandAdd("print_models", CommandPrintModels, 0);
107  Cmd_CommandAdd("print_hierarchy_stats", CommandPrintHierarchyStats, 0);
108  Cmd_CommandAdd("print_io", CommandPrintIo, 0);
109  Cmd_CommandAdd("print_latches", CommandPrintLatches, 0);
110}
111
112/**Function********************************************************************
113
114  Synopsis    [Ends the hrc package.]
115
116  SideEffects []
117
118  SeeAlso     [Hrc_Init]
119
120******************************************************************************/
121void
122Hrc_End(void)
123{
124}
125/*---------------------------------------------------------------------------*/
126/* Definition of internal functions                                          */
127/*---------------------------------------------------------------------------*/
128
129
130/*---------------------------------------------------------------------------*/
131/* Definition of static functions                                            */
132/*---------------------------------------------------------------------------*/
133
134/**Function********************************************************************
135
136  Synopsis    [The top-level routine for cd.]
137
138  SideEffects []
139 
140  CommandName [cd]
141
142  CommandSynopsis [change the current node]
143
144  CommandArguments [ \[-h\] <child_instance_name> or <..>]
145
146  CommandDescription [Changes the current node in the existing
147  hierarchy. The argument should be either the name of a child node
148  or .. meaning the parent node. Note that cd ../foo is not allowed.<p>
149  Command options:<p>
150
151  <dl>
152
153  <dt> -h
154  <dd> Print the command usage.
155
156  </dl>
157  ]
158
159  SeeAlso     []
160
161******************************************************************************/
162static int
163CommandCd(
164  Hrc_Manager_t **hmgr,
165  int argc,
166  char **argv)
167{
168  Hrc_Node_t *currentNode, *parent, *child;
169  int c;
170
171  util_getopt_reset();
172  while ((c = util_getopt(argc, argv, "h")) != EOF) {
173    switch(c){
174      case 'h':
175        goto usage;
176      default:
177        goto usage;
178    }
179  }
180
181  if (argc != 2){
182    goto usage;
183  }
184 
185  currentNode = Hrc_ManagerReadCurrentNode(*hmgr);
186  if (currentNode == NIL(Hrc_Node_t)){
187    (void)fprintf(vis_stdout,"No file has been read in.\n");
188    return 1;
189  }
190  /* go to the parent node */
191  if (strcmp(*(++argv),"..") == 0){
192    if ((parent = Hrc_NodeReadParentNode(currentNode)) == NIL(Hrc_Node_t)){
193      (void)fprintf(vis_stderr,"You are at the root node. Can't cd to a parent.\n");
194      return 1;
195    }
196    Hrc_ManagerSetCurrentNode(*hmgr,parent);
197    return 0;
198  }
199
200  if ((child = Hrc_NodeFindChildByName(currentNode,*argv)) == NIL(Hrc_Node_t)){
201    (void)fprintf(vis_stderr,"No child node whose name is %s exists in the current node.\n",*argv);
202    return 1;
203  }
204  Hrc_ManagerSetCurrentNode(*hmgr,child);
205  return 0;
206
207usage:
208  (void)fprintf(vis_stderr,"usage: cd [-h] child_name or cd ..\n");
209  (void) fprintf(vis_stderr, "   -h \t\tprint the command usage\n"); 
210  return 1;
211}
212
213/**Function********************************************************************
214
215  Synopsis    [The top-level routine for ls.]
216
217  SideEffects []
218
219  CommandName [ls]
220
221  CommandSynopsis [list all the child nodes at the current node]
222
223  CommandArguments [\[-h\] \[-R\]]
224
225  CommandDescription [Lists all the child nodes at the current node.<p>
226  Command options:<p>
227 
228  <dl>
229
230  <dt> -h
231  <dd> Print the command usage.<p>
232 
233  <dt> -R
234  <dd> Call ls recursively all the way down to leaves.
235  </dl>]
236
237  SeeAlso     []
238
239******************************************************************************/
240static int
241CommandLs(
242  Hrc_Manager_t **hmgr,
243  int argc,
244  char **argv)
245{
246  int recursiveFlag = 0;
247  int c;
248  Hrc_Node_t *currentNode;
249
250  util_getopt_reset();
251  while ((c = util_getopt(argc, argv, "hR")) != EOF) {
252    switch(c){
253      case 'h':
254        goto usage;
255      case 'R':
256        recursiveFlag = 1;
257        break;
258      default:
259        goto usage;
260    }
261  }
262  /* if there are some arguments for ls */
263  if (argc != util_optind){
264    goto usage;
265  }
266
267  currentNode = Hrc_ManagerReadCurrentNode(*hmgr);
268  if (currentNode == NIL(Hrc_Node_t)){
269    (void)fprintf(vis_stdout,"No file has been read in.\n");
270    return 1;
271  }
272  NodeListChildren(currentNode, recursiveFlag, 0);
273  return 0;
274
275usage:
276  (void)fprintf(vis_stderr,"usage: ls [-h] [-R]\n");
277  (void) fprintf(vis_stderr, "   -h \t\tprint the command usage\n");
278  (void) fprintf(vis_stderr, "   -R \t\tprint recursive tree\n"); 
279 
280  return 1;
281}
282
283/**Function********************************************************************
284
285  Synopsis    [The top-level routine for pwd.]
286
287  SideEffects []
288
289  CommandName [pwd]
290 
291  CommandSynopsis [print out the full path of the current node
292  from the root node]
293 
294  CommandArguments [ \[-h\] ]
295 
296  CommandDescription [Prints out the full path of the current node from
297  the root node.<p>
298  Command options:<p>
299
300  <dl>
301
302  <dt> -h
303  <dd> Print the command usage.
304
305  </dl>
306  ]
307
308  SeeAlso     []
309
310******************************************************************************/
311static int
312CommandPwd(
313  Hrc_Manager_t **hmgr,
314  int argc,
315  char **argv)
316{
317  Hrc_Node_t *currentNode;
318  Hrc_Node_t *rootNode;
319  char *separator, *hierarchicalName;
320  int c;
321 
322  util_getopt_reset();
323  while ((c = util_getopt(argc, argv, "h")) != EOF) {
324    switch(c){
325      case 'h':
326        goto usage;
327      default:
328        goto usage;
329    }
330  }
331  if (argc != 1){
332    goto usage;
333  }
334 
335  currentNode = Hrc_ManagerReadCurrentNode(*hmgr);
336  if (currentNode == NIL(Hrc_Node_t)){
337    (void)fprintf(vis_stdout,"No file has been read in.\n");
338    return 1;
339  }
340  rootNode = Hrc_ManagerReadRootNode(*hmgr);
341  separator = (char *) ((rootNode == currentNode) ? "" : ".");
342  hierarchicalName = Hrc_NodeFindHierarchicalName(currentNode, FALSE);
343  (void)fprintf(vis_stdout,"%s%s%s\n", Hrc_NodeReadInstanceName(rootNode),
344                separator, hierarchicalName);
345  FREE(hierarchicalName);
346  return 0;
347
348usage:
349  (void)fprintf(vis_stderr,"usage: pwd [-h]\n");
350  (void) fprintf(vis_stderr, "   -h \t\tprint the command usage\n"); 
351  return 1;
352}
353
354/**Function********************************************************************
355
356  Synopsis    [The core routine for the command ls.]
357
358  Description [The core routine for the command ls. If the second argument
359  is set to 1, it calls the ls routine recursively all the way down to leaves.]
360
361  SideEffects []
362
363  SeeAlso     []
364
365******************************************************************************/
366static void
367NodeListChildren(
368  Hrc_Node_t *hnode,
369  boolean recursiveFlag,
370  int depth)
371{
372  st_generator *gen;
373  char *childName;
374  Hrc_Node_t *child;
375  int newDepth, i;
376  array_t *tmpArray;
377
378  newDepth = depth + 1;
379  tmpArray = array_alloc(char *,0);
380  Hrc_NodeForEachChild(hnode,gen,childName,child){
381    array_insert_last(char *,tmpArray,childName);
382  }
383  array_sort(tmpArray,_HrcStringCmp);
384  for (i=0; i < array_n(tmpArray); i++){
385    PrintSpace(depth);
386    childName = array_fetch(char *,tmpArray,i);
387    (void)fprintf(vis_stdout,"%s\n",childName);
388    if (recursiveFlag == 1){
389      NodeListChildren(Hrc_NodeFindChildByName(hnode,childName),recursiveFlag,newDepth);
390    } 
391  } 
392  array_free(tmpArray);
393}
394
395
396/**Function********************************************************************
397
398  Synopsis    [Prints out spaces.]
399
400  SideEffects []
401
402  SeeAlso     []
403
404******************************************************************************/
405static void
406PrintSpace(int depth)
407{
408  int i;
409  for (i=0; i < depth; i++){
410    (void)fprintf(vis_stdout," ");
411  }
412}
413
414/**Function********************************************************************
415
416  Synopsis    [This function the statistics of a model.]
417
418  SideEffects []
419
420  CommandName [print_models]
421 
422  CommandSynopsis [list all the models and their statistics]
423 
424  CommandArguments [ \[-h\] ]
425 
426  CommandDescription [Lists all the models and prints information about
427  the number of variables, tables, latches etc. in them.<p>
428  Command options:<p>
429
430  <dl>
431
432  <dt> -h
433  <dd> Print the command usage.
434
435  </dl>
436  ]
437 
438  SeeAlso     []
439
440******************************************************************************/
441static int 
442CommandPrintModels(
443  Hrc_Manager_t **hmgr,
444  int argc,
445  char **argv)
446{
447  st_generator *gen;
448  char *name;
449  Hrc_Model_t *model;
450  Hrc_Node_t *node;
451  int c;
452 
453  util_getopt_reset();
454  while ((c = util_getopt(argc, argv, "h")) != EOF) {
455    switch(c){
456      case 'h':
457        goto usage;
458      default:
459        goto usage;
460    }
461  }
462  if(argc != 1) {
463    goto usage;
464  }
465
466  node = Hrc_ManagerReadCurrentNode(*hmgr);
467  if (node == NIL(Hrc_Node_t)){
468    (void)fprintf(vis_stderr,"No file has been read in.\n");
469    return 1;
470  }
471
472  Hrc_ManagerForEachModel(*hmgr, gen, name, model) {
473    PrintNodeStats(Hrc_ModelReadMasterNode(model), FALSE);
474    (void) fprintf(vis_stdout, "subckts = %d\n",
475                   st_count(Hrc_ModelReadSubcktTable(model)));
476  }
477  return 0;
478 
479usage:
480  (void) fprintf(vis_stderr, "usage: print_models [-h]\n");
481  (void) fprintf(vis_stderr, "   -h \t\tprint the command usage\n"); 
482  return 1;       
483}
484
485/**Function********************************************************************
486
487  Synopsis    [This function prints the statistics of the hierarchy.]
488   
489  SideEffects []
490
491  CommandName [print_hierarchy_stats]
492 
493  CommandSynopsis [print the statistics of the current node]
494 
495  CommandArguments [ \[-h\] \[-R\] ]
496 
497  CommandDescription [Prints the statistics of the current node. Note that
498  it is not necessary to invoke flatten_hierarchy first to create a network.<p>
499  Command options:<p>
500  <dl>
501
502  <dt> -h
503  <dd> Print the command usage <p>
504 
505  <dt> -R
506  <dd> Print statistics for nodes recursively all the way down to leaves.
507
508  </dl>
509  ]
510
511  SeeAlso     []
512
513******************************************************************************/
514static int
515CommandPrintHierarchyStats(
516  Hrc_Manager_t **hmgr,
517  int argc,
518  char **argv)
519{
520  int c;
521  int recursiveFlag = 0;
522  Hrc_Node_t *node;
523 
524  util_getopt_reset();
525  while ((c = util_getopt(argc, argv, "hR")) != EOF) {
526    switch(c){
527      case 'h':
528        goto usage;
529      case 'R':
530        recursiveFlag = 1;
531        break;
532      default:
533        goto usage;
534    }
535  }
536  /* if there are some arguments left */
537  if (argc != util_optind){
538    goto usage;
539  }
540
541  node = Hrc_ManagerReadCurrentNode(*hmgr);
542  if (node == NIL(Hrc_Node_t)){
543    (void)fprintf(vis_stderr,"No file has been read in.\n");
544    return 1;
545  }
546 
547  if(recursiveFlag) {
548    PrintNodeStatsRecursively(node);
549  }
550  else {
551    PrintNodeStats(node, TRUE);
552  }
553  return 0;
554usage:
555  (void) fprintf(vis_stderr,"usage: print_hierarchy_stats [-h][-R]\n");
556  (void) fprintf(vis_stderr, "   -h \t\tprint the command usage\n");
557  (void) fprintf(vis_stderr, "   -R \t\tprint recursive tree\n"); 
558  return 1; 
559}
560
561/**Function********************************************************************
562
563  Synopsis    [This function prints the statistics of a node.]
564
565  SideEffects []
566
567  SeeAlso     []
568
569******************************************************************************/
570static void
571PrintNodeStats(
572  Hrc_Node_t *node,
573  boolean isHnode)
574{
575  (void) fprintf(vis_stdout, "Model name = %s", Hrc_NodeReadModelName(node));
576  if(isHnode) {
577    (void) fprintf(vis_stdout, ", Instance name = %s\n",
578                   Hrc_NodeReadInstanceName(node));
579  }
580  else {
581    (void) fprintf(vis_stdout, "\n");
582  }
583  (void) fprintf(vis_stdout, "inputs = %d,", Hrc_NodeReadNumFormalInputs(node));
584  (void) fprintf(vis_stdout, " outputs = %d,", Hrc_NodeReadNumFormalOutputs(node));
585  (void) fprintf(vis_stdout, " variables = %d,", Hrc_NodeReadNumVariables(node));
586  (void) fprintf(vis_stdout, " tables = %d,", Hrc_NodeReadNumTables(node));
587  (void) fprintf(vis_stdout, " latches = %d", Hrc_NodeReadNumLatches(node));
588  if(isHnode) {
589    (void) fprintf(vis_stdout, ", children = %d\n", Hrc_NodeReadNumChildren(node));
590  }
591  else {
592    (void) fprintf(vis_stdout, "\n");
593  }
594}
595
596/**Function********************************************************************
597
598  Synopsis    [This function prints the statistics of each node in the
599               subtree rooted at node. ]
600
601  SideEffects []
602
603  SeeAlso     []
604
605******************************************************************************/
606static void
607PrintNodeStatsRecursively(
608  Hrc_Node_t *node)
609{
610  Hrc_Node_t *childNode;
611  st_generator *gen;
612  char *name;
613 
614  PrintNodeStats(node, TRUE);
615  Hrc_NodeForEachChild(node, gen, name, childNode) {
616    PrintNodeStatsRecursively(childNode);
617  }
618}
619
620/**Function********************************************************************
621
622  Synopsis    [This function prints the names of inputs/outputs in
623  the current node.]
624   
625  SideEffects []
626
627  CommandName [print_io]
628 
629  CommandSynopsis [print the names of inputs/outputs in the current node]
630 
631  CommandArguments [ \[-h\] ]
632 
633  CommandDescription [Prints the names of inputs/outputs in the current node.<p>
634  Command options:<p>
635  <dl>
636  <dt> -h
637  <dd> Print the command usage.
638  </dl>
639  ]
640
641  SeeAlso     []
642
643******************************************************************************/
644static int
645CommandPrintIo(
646  Hrc_Manager_t **hmgr,
647  int argc,
648  char **argv)
649{
650  int c, i;
651  Hrc_Node_t *node;
652  Var_Variable_t *var;
653  array_t *tmpArray;
654 
655  util_getopt_reset();
656  while ((c = util_getopt(argc, argv, "h")) != EOF) {
657    switch(c){
658      case 'h':
659        goto usage;
660      default:
661        goto usage;
662    }
663  }
664  /* if there are some arguments left */
665  if (argc != util_optind){
666    goto usage;
667  }
668  node = Hrc_ManagerReadCurrentNode(*hmgr);
669  if (node == NIL(Hrc_Node_t)){
670    (void)fprintf(vis_stderr,"No file has been read in.\n");
671    return 1;
672  }
673 
674  if (Hrc_NodeReadNumFormalInputs(node) == 0){
675    fprintf(vis_stdout,"No inputs\n");
676  }
677  else {
678    tmpArray = array_alloc(char *,0);
679    Hrc_NodeForEachFormalInput(node,i,var){
680      array_insert_last(char *,tmpArray,Var_VariableReadName(var));
681    }
682    array_sort(tmpArray,_HrcStringCmp);
683    fprintf(vis_stdout,"inputs:");
684    for (i=0; i < array_n(tmpArray); i++){
685      fprintf(vis_stdout," %s",array_fetch(char *,tmpArray,i));
686    }
687    fprintf(vis_stdout,"\n");
688    array_free(tmpArray);
689  }
690
691  if (Hrc_NodeReadNumFormalOutputs(node) == 0){
692    fprintf(vis_stdout,"No outputs\n");
693  }
694  else {
695    tmpArray = array_alloc(char *,0);
696    Hrc_NodeForEachFormalOutput(node,i,var){
697      array_insert_last(char *,tmpArray,Var_VariableReadName(var));
698    }
699    array_sort(tmpArray,_HrcStringCmp);
700    fprintf(vis_stdout,"outputs:");
701    for (i=0; i < array_n(tmpArray); i++){
702      fprintf(vis_stdout," %s",array_fetch(char *,tmpArray,i));
703    }
704    fprintf(vis_stdout,"\n");
705    array_free(tmpArray);
706  }
707  return 0;
708
709usage:
710  (void) fprintf(vis_stderr,"usage: print_io [-h]\n");
711  (void) fprintf(vis_stderr, "   -h \t\tprint the command usage\n");
712  return 1; 
713}
714
715/**Function********************************************************************
716
717  Synopsis    [This function prints the names of latches in
718  the current node.]
719   
720  SideEffects []
721
722  CommandName [print_latches]
723 
724  CommandSynopsis [print the names of latches in the current node]
725 
726  CommandArguments [ \[-h\] ]
727 
728  CommandDescription [Prints the names of latches in the current node.<p>
729  Command options:<p>
730  <dl>
731  <dt> -h
732  <dd> Print the command usage.
733  </dl>
734  ]
735
736  SeeAlso     []
737
738******************************************************************************/
739static int
740CommandPrintLatches(
741  Hrc_Manager_t **hmgr,
742  int argc,
743  char **argv)
744{
745  int c, i;
746  Hrc_Node_t *node;
747  st_generator *gen;
748  char *latchName;
749  Hrc_Latch_t *latch;
750  array_t *tmpArray;
751 
752  util_getopt_reset();
753  while ((c = util_getopt(argc, argv, "h")) != EOF) {
754    switch(c){
755      case 'h':
756        goto usage;
757      default:
758        goto usage;
759    }
760  }
761  /* if there are some arguments left */
762  if (argc != util_optind){
763    goto usage;
764  }
765  node = Hrc_ManagerReadCurrentNode(*hmgr);
766  if (node == NIL(Hrc_Node_t)){
767    (void)fprintf(vis_stderr,"No file has been read in.\n");
768    return 1;
769  }
770 
771  if (Hrc_NodeReadNumLatches(node) == 0){
772    fprintf(vis_stdout,"No latches\n");
773  }
774  else {
775    tmpArray = array_alloc(char *,0);
776    Hrc_NodeForEachLatch(node,gen,latchName,latch){
777      array_insert_last(char *,tmpArray,latchName);
778    }
779    array_sort(tmpArray,_HrcStringCmp);
780    for (i=0; i < array_n(tmpArray); i++){
781      fprintf(vis_stdout,"%s ",array_fetch(char *,tmpArray,i));
782    }
783    fprintf(vis_stdout,"\n");
784    array_free(tmpArray);
785  }
786  return 0;
787
788usage:
789  (void) fprintf(vis_stderr,"usage: print_latches [-h]\n");
790  (void) fprintf(vis_stderr, "   -h \t\tprint the command usage\n");
791  return 1; 
792}
793
794/**Function********************************************************************
795
796  Synopsis    [This function is used for string comparison in array_sort.]
797
798  Description [This function is used for string comparison in array_sort.]
799   
800  SideEffects []
801
802  SeeAlso     []
803
804******************************************************************************/
805static int
806_HrcStringCmp(
807  const void * s1,
808  const void * s2)
809{
810  return(strcmp(*(char **)s1, *(char **)s2));
811}
812
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