gcc/gcc ChangeLog cpphash.h cppfiles.c

[neil@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	neil@gcc.gnu.org	2001-08-21 12:23:25

Modified files:
	gcc            : ChangeLog cpphash.h cppfiles.c 

Log message:
	* cppfiles.c (stack_include_file): Harmonize system headerness tests.
	* cppfiles.c (stack_include_file): Only stack a file if there
	is something to do.  Return a boolean indicating whether a
	buffer was stacked or not.
	(_cpp_execute_include): Similarly.
	(_cpp_read_file): Similarly.
	* cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=1.11112&r2=1.11113
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cpphash.h.diff?cvsroot=gcc&r1=1.119&r2=1.120
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cppfiles.c.diff?cvsroot=gcc&r1=1.125&r2=1.126