CVS: cvs.openbsd.org: src

[Otto Moerbeek <otto_(_at_)_cvs_(_dot_)_openbsd_(_dot_)_org>]

CVSROOT:	/cvs
Module name:	src
Changes by:	otto_(_at_)_cvs_(_dot_)_openbsd_(_dot_)_org	2004/12/02 12:30:05

Modified files:
	usr.bin/bc     : scan.l 

Log message:
Fix signal races for isatty(3) (calls ioctl(2)) and printf(3);
save/restore errno. YY_FLUSH_BUFFER might still be a problem.
Spotted by and ok deraadt@