R-alpha: R-0.49 Patch #1

[Ross Ihaka]

This patch corrects the broken postscript graphics driver.
If you have already done it by hand ignore this.

Apply this patch within the R-0.49 directory.

The patch is also at the auckland.ftp site and soon at mirrors.
	Ross


*** src/unix/PostScript.c.orig	Thu Apr 24 21:28:27 1997
--- src/unix//PostScript.c	Thu Apr 24 21:28:51 1997
***************
*** 160,166 ****
  	if(!MatchKey(buf, "C ")) return 0;
  	p = SkipToNextItem(p);
  	sscanf(p, "%d", &nchar);
! 	if(nchar < 0) return 0;
  	p = SkipToNextKey(p);
  
  	if(!MatchKey(p, "WX")) return 0;
--- 160,166 ----
  	if(!MatchKey(buf, "C ")) return 0;
  	p = SkipToNextItem(p);
  	sscanf(p, "%d", &nchar);
! 	if(nchar < 0) return 1;
  	p = SkipToNextKey(p);
  
  	if(!MatchKey(p, "WX")) return 0;
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