gcc/gcc cppinit.c cppfiles.c fix-header.c cpph ...

[bothner@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	bothner@gcc.gnu.org	2003-10-02 07:23:41

Modified files:
	gcc            : cppinit.c cppfiles.c fix-header.c cpphash.h 
	                 cpplib.h ChangeLog 

Log message:
	* cppinit.c (cpp_read_main_file):  Split into two functions:
	Distribute _cpp_stack_file call over the two functions.
	(cpp_find_main_file):  New function.
	Don't call _cpp_do_file_change even if working_directory flag set.
	(cpp_push_main_file):  New function.
	* cppfiles.c (_cpp_find_failed):  New helper function.
	(find_file):  Made non-static and renamed to _cpp_find_file.
	(_cpp_stack_file):  No longer needed.  But note the following.
	(stack_file):  Made non-static and renamed to _cpp_stack_file.
	* fix-header.c (cpp_read_main_file):  Replace cpp_read_main_file
	call with calls to cpp_find_main_file and cpp_push_main_file.
	(search_path_head):  If there is no current buffer, use main_file.
	* cpphash.h:  Update function declarations.
	* cpplib.h:  Update function declarations.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cppinit.c.diff?cvsroot=gcc&r1=1.295&r2=1.296
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cppfiles.c.diff?cvsroot=gcc&r1=1.190&r2=1.191
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/fix-header.c.diff?cvsroot=gcc&r1=1.102&r2=1.103
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cpphash.h.diff?cvsroot=gcc&r1=1.201&r2=1.202
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cpplib.h.diff?cvsroot=gcc&r1=1.267&r2=1.268
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.1252&r2=2.1253