r2annote.c

这是一个C程序分析工具

/*====================================================================*/
/*  UNIT   :   @(#)r2annote.c	2.5  -  08/04/99 */
/*====================================================================*/
/*  PURPOSE:  Traverse the Component List and annotate the source     */
/*            code immediately before the instrumented lines.         */
/*                                                                    */
/*  SYSTEM :  RECON II                                                */
/*                                                                    */
/*  USED BY:  main()                                                  */
/*                                                                    */
/*  HISTORY:                                                          */
/*  VER   DATE       AUTHOR        DESCRIPTION                        */
/*  1.00  23 Feb 93  L. Richard    Created unit.                      */
/*  1.01  10 Mar 93  L. Richard    Implemented gTALK.                 */
/*  1.02  26 Mar 93  L. Richard    Modified algorythm so that '.out'  */
/*                                 is the extension for output files. */
/*  1.03  31 Mar 93  L. Richard    Corrected output formatting.       */
/*  1.04  31 Mar 93  L. Richard    Corrected intermittent heap        */
/*                                 corruption problem.                */
/*  1.05   5 Apr 93  L. Richard    Added ASCII character recognition  */
/*                                 feature to switch output values.   */
/*  1.06  30 Mar 97  L. Landry     Added btree interface              */
/*  2.2   31 Jan 98  W. Hall       Made minor modifications to clean  */
/*                                 up some compiler warning issues.   */
/*  2.3   20 Apr 98  A. Conwell    Chgd loop traversal per TISK30     */
/*  2.4    6 Apr 99  D. Fralish    Added Entry as per Tisk38          */
/*--------------------------------------------------------------------*/

/*==[ INTERFACE ]=====================================================*/

#include "r2.h"  
#include "r2annote.h"
#include <stdio.h>

/*==[ PRIVATE IMPLEMENTATION ]========================================*/

#include "r2util.h"

/*==[ PUBLIC IMPLEMENTATION ]=========================================*/

/*--------------------------------------------------------------------*/
/*  FUNCTION        AnnotateSource                                    */
/*--------------------------------------------------------------------*/

extern BOOL AnnotateSource(
  char		*type,                  /* Method flag	      	      */
  STRING 	*symb,			/* Annotation symbol          */
  STRING    	*anl_dir,		/* Analyzer output directory  */
  COMPLIST	*cl,			/* Component list             */
  Tree          *ptree                  /* Btree for source files     */
)

{
  FILE		*src  = NULL;     	/* Source buffer  	      */
  FILE		*dest = NULL;           /* Output buffer  	      */
  STRING	line[ MAXLINE ]; 	/* Output filename	      */
  STRING	dname[ MAXPATH ];	/* Output filename	      */
  STRING	fname[ MAXFILE ];	/* Output file name	      */
  STRING	sname[ MAXPATH ];	/* Source filename	      */
  COMPELEM	*elem;		      	/* Component element	      */
  COMPNODE	*node;                  /* Component 'pkg' for avl    */
  int		lno;                    /* Source line number         */
  int	      	ratio;			/* Functionality ratio        */
  int		index = 0;		/* Current test file index    */
  char          *temp;                  /* Returned File name         */
  int           itemp;                  /* String length of temp      */

  /* Traverse the component list */
  node=get_first_node(cl);

  do
  {
    elem=(COMPELEM *)(node->key);

    if (index != elem->Index)
    {
      /* New index encountered */
      lno = 1;

      /* Copy remainder of current file (if any) and clean up */
      if (NULL != src)
      {
	while (NULL != fgets( line, MAXLINE+1, src ))
	  fprintf( dest, "%s", line );
	fclose( src );
	fclose( dest );
      }

      /* Find source pathname */
      index = elem->Index;

      /* Open source file */
      temp = SeekOut(index, ptree);  /* added interface to btree */
      itemp = strlen(temp);          /* to retreive filename */
      strncpy(sname,temp,itemp-1);
      sname[itemp-1]='\0';
      if (NULL == (src = fopen( sname, "r" )))
	AbortMsg( "Can not open source file." );

      if (0 < gTALK)
	printf( "R2Analyz: Source file = %s\n", sname );

      /* Open output file */
      SplitPath( sname, fname );

      strncpy( dname, anl_dir, MAXLENGTH );	/* 1.04 [LHR] */
      strcat( dname, fname );
      strcat( dname, ".out" );
      if (NULL == (dest = fopen( dname, "w" )))
	AbortMsg( "Can not open analyze output file." );

      if (0 < gTALK)
	printf( "R2Analyz: Output file = %s\n", dname );

    } /*if index*/

    /* Copy source to output until instrumented line number */
    while (lno < elem->Line)
    {
      if (NULL != fgets( line, MAXLINE+1, src ))
	fprintf( dest, "%s", line );
      lno++;
    }

    /* Write one line with all annotations for line "lno" of file "index"*/
    fprintf( dest, "%s ", symb );
    while ((elem->Index == index) &&
	   (elem->Line  == lno)     )
    {
      if ('D' == *type)					/* 1.03 [LHR] */
	ratio = 100;
      else
      {
	ratio = 100 * elem->With / elem->Tot;
	fprintf( dest, "%3d%% ", ratio );
      }

      if (('T' == elem->Cval) || ('F' == elem->Cval) || ('E' == elem->Cval))
	fprintf( dest, "%c", elem->Cval );
      else /*'S'*/
      {
	fprintf( dest, "%ld", elem->Sval );
	if ((32 <= elem->Sval) && (elem->Sval < 127))	/* 1.06 [LHR] */
	  fprintf( dest, " ('%c')", (char)elem->Sval);
	else if ((0 <= elem->Sval) && (elem->Sval < 32))
	  fprintf( dest, " (^%c)", (char)elem->Sval+64);
      }
      node=get_successor(node);
      elem=(COMPELEM *)(node->key);
      if (elem==NULL)
        break;
      if ((elem->Index == index) &&
          (elem->Line  == lno)   )      /* Annotate on same line */
        fprintf( dest, ", " );
    } /* while( elem.Index == index) */
    fprintf( dest, "\n" );

  } while (node->key!=NULL); /*while not end of cl*/

  /* Copy remainder of source file to output */
  while (NULL != fgets( line, MAXLINE+1, src ))
    fprintf( dest, "%s", line );

  /* Clean up */

  fclose( src );
  fclose( dest );
  DeleteCompList(&cl);

  return( FALSE );

} /* AnnotateSource() */

/*====================================================================*/
/*  EOF    :  r2annote.c                                              */
/*====================================================================*/