===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/make/engine.c,v
retrieving revision 1.5
retrieving revision 1.6
diff -c -r1.5 -r1.6
*** src/usr.bin/make/engine.c	2007/09/17 09:28:36	1.5
--- src/usr.bin/make/engine.c	2007/09/17 12:07:22	1.6
***************
*** 1,4 ****
! /*	$OpenBSD: engine.c,v 1.5 2007/09/17 09:28:36 espie Exp $ */
  /*
   * Copyright (c) 1988, 1989, 1990 The Regents of the University of California.
   * Copyright (c) 1988, 1989 by Adam de Boor
--- 1,4 ----
! /*	$OpenBSD: engine.c,v 1.6 2007/09/17 12:07:22 espie Exp $ */
  /*
   * Copyright (c) 1988, 1989, 1990 The Regents of the University of California.
   * Copyright (c) 1988, 1989 by Adam de Boor
***************
*** 55,60 ****
--- 55,61 ----
  
  static void MakeTimeStamp(void *, void *);
  static void MakeAddAllSrc(void *, void *);
+ static int rewrite_time(const char *);
  
  /*-
   *-----------------------------------------------------------------------
***************
*** 121,126 ****
--- 122,150 ----
  	return true;
  }
  
+ /* touch files the hard way, by writing stuff to them */
+ static int
+ rewrite_time(const char *name)
+ {
+ 	int fd;
+ 	char c;
+ 
+ 	fd = open(name, O_RDWR | O_CREAT, 0666);
+ 	if (fd < 0)
+ 		return -1;
+ 	/*
+ 	 * Read and write a byte to the file to change
+ 	 * the modification time.
+ 	 */
+ 	if (read(fd, &c, 1) == 1) {
+ 		(void)lseek(fd, 0, SEEK_SET);
+ 		(void)write(fd, &c, 1);
+ 	}
+ 
+ 	(void)close(fd);
+ 	return 0;
+ }
+ 
  /*-
   *-----------------------------------------------------------------------
   * Job_Touch --
***************
*** 135,142 ****
  void
  Job_Touch(GNode *gn, bool silent)
  {
- 	int streamID;	/* ID of stream opened to do the touch */
- 
  	if (gn->type & (OP_JOIN|OP_USE|OP_EXEC|OP_OPTIONAL)) {
  		/*
  		 * .JOIN, .USE, .ZEROTIME and .OPTIONAL targets are "virtual"
--- 159,164 ----
***************
*** 162,183 ****
  		const char *file = gn->path != NULL ? gn->path : gn->name;
  
  		if (set_times(file) == -1){
! 			streamID = open(file, O_RDWR | O_CREAT, 0666);
! 
! 			if (streamID >= 0) {
! 				char	c;
! 
! 				/*
! 				 * Read and write a byte to the file to change
! 				 * the modification time, then close the file.
! 				 */
! 				if (read(streamID, &c, 1) == 1) {
! 					(void)lseek(streamID, 0, SEEK_SET);
! 					(void)write(streamID, &c, 1);
! 				}
! 
! 				(void)close(streamID);
! 			} else {
  				(void)fprintf(stdout,
  				    "*** couldn't touch %s: %s", file,
  				    strerror(errno));
--- 184,190 ----
  		const char *file = gn->path != NULL ? gn->path : gn->name;
  
  		if (set_times(file) == -1){
! 			if (rewrite_time(file) == -1) {
  				(void)fprintf(stdout,
  				    "*** couldn't touch %s: %s", file,
  				    strerror(errno));