Patch to find(1) to find large files.

[David Herron, NPR Lover]

Description: Find could really use a -bigger flag.  The following context
	diff will describes how to add it to find.

	Syntax is "-bigger <file>".  Which returns true for files which
	are bigger than the named file.

Author: David Herron, ukma!david.



Script started on Mon Jun  3 16:51:50 1985
ukma# rcsdiff -r1.1.1.1 -r1.1.1.4 -c find.c
RCS file: RCS/find.c,v
retrieving revision 1.1.1.1
retrieving revision 1.1.1.4
diff -c -r1.1.1.1 -r1.1.1.4
*** /tmp/,RCSt1028957	Mon Jun  3 16:52:41 1985
--- /tmp/,RCSt2028957	Mon Jun  3 16:53:22 1985
***************
*** 1,5
  #ifndef lint
! static char rcsid[] = "$Header: find.c,v 1.1.1.1 85/01/04 20:18:42 root Exp $";
  #endif lint
  /*
   * $Locker:  $

--- 1,5 -----
  #ifndef lint
! static char rcsid[] = "$Header: find.c,v 1.1.1.4 85/06/03 16:41:03 root Exp $";
  #endif lint
  /*
   * $Locker:  $
***************
*** 4,9
  /*
   * $Locker:  $
   * $Log:	find.c,v $
   * Revision 1.1.1.1  85/01/04  20:18:42  root
   * Branch for ukma changes
   * 

--- 4,23 -----
  /*
   * $Locker:  $
   * $Log:	find.c,v $
+  * Revision 1.1.1.4  85/06/03  16:41:03  root
+  * Corrected a syntax error.
+  * 	ukma!david
+  * 
+  * Revision 1.1.1.3  85/06/03  16:31:34  root
+  * Slight mistake.  Forgot to define bigger() in e4().
+  * 	ukma!david
+  *
+  * 
+  * Revision 1.1.1.2  85/06/03  16:26:55  root
+  * Added command "-bigger file" which will find all the files bigger
+  * than the named file.
+  * 	-- ukma!david
+  * 
   * Revision 1.1.1.1  85/01/04  20:18:42  root
   * Branch for ukma changes
   * 
***************
*** 42,47
  int	Wct = 2560;
  
  long	Newer;
  
  struct stat Statb;
  

--- 56,62 -----
  int	Wct = 2560;
  
  long	Newer;
+ long	Bigger;	/* CHANGE ukma!david, for bigger() */
  
  struct stat Statb;
  
***************
*** 157,163
  struct anode *e3() { /* parse parens and predicates */
  	int exeq(), ok(), glob(),  mtime(), atime(), user(),
  		group(), size(), perm(), links(), print(),
! 		type(), ino(), cpio(), newer();
  	struct anode *p1;
  	int i;
  	register char *a, *b, s;

--- 172,178 -----
  struct anode *e3() { /* parse parens and predicates */
  	int exeq(), ok(), glob(),  mtime(), atime(), user(),
  		group(), size(), perm(), links(), print(),
! 		type(), ino(), cpio(), newer(), bigger();
  	struct anode *p1;
  	int i;
  	register char *a, *b, s;
***************
*** 248,253
  		}
  		Newer = Statb.st_mtime;
  		return mk(newer, (struct anode *)0, (struct anode *)0);
  	}
  err:	fprintf(stderr, "find: bad option < %s >\n", a);
  	exit(1);

--- 263,280 -----
  		}
  		Newer = Statb.st_mtime;
  		return mk(newer, (struct anode *)0, (struct anode *)0);
+ 	} else if (EQ(a, "-bigger")) {
+ 		/*
+ 		 * CHANGE ukma!david -- Add in parsing for -bigger.
+ 		 * Make everything look like -newer since it's the same
+ 		 * kind of operation.
+ 		 */
+ 		if (stat(b, &Statb) < 0) {
+ 			fprintf(stderr, "find: cannot access < %s >\n", b);
+ 			exit(1);
+ 		}
+ 		Bigger = Statb.st_size;
+ 		return mk(bigger, (struct anode *)0, (struct anode *)0);
  	}
  err:	fprintf(stderr, "find: bad option < %s >\n", a);
  	exit(1);
***************
*** 442,447
  newer()
  {
  	return Statb.st_mtime > Newer;
  }
  
  /* support functions */

--- 469,478 -----
  newer()
  {
  	return Statb.st_mtime > Newer;
+ }
+ bigger()
+ {
+ 	return Statb.st_size > Bigger;
  }
  
  /* support functions */
ukma#
script done on Mon Jun  3 16:58:23 1985