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gcc/gcc ChangeLog gcc.c gcc.h cppspec.c gccspe ...

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	2002-11-18 20:37:50

Modified files:
	gcc            : ChangeLog gcc.c gcc.h cppspec.c gccspec.c 
	gcc/config     : netbsd-elf.h 
	gcc/config/alpha: netbsd.h 
	gcc/doc        : invoke.texi 
	gcc/cp         : ChangeLog g++spec.c 
	gcc/f          : ChangeLog g77spec.c 
	gcc/java       : ChangeLog jvspec.c 

Log message:
	* gcc.c (The Specs Language): Document spec functions.
	(static_spec_functions, lookup_spec_function)
	(eval_spec_function, handle_spec_function)
	(if_exists_spec_function, alloc_args): New.
	(execute): Abort if processing_spec_function is true.
	(do_spec_1): Hand off spec to handle_spec_function if %:
	is encountered.  If processing_spec_function is true,
	end any pending argument when the end of the string is reached.
	(main): Use alloc_args to allocate the initial argument vector.
	* gcc.h (struct spec_function): New.
	(lang_specific_spec_functions): New extern.
	* config/netbsd-elf.h (STARTFILE_SPEC): Add if-exists(crti%O%s).
	(ENDFILE_SPEC): Add if-exists(crtn%O%s).
	* config/alpha/netbsd.h (ENDFILE_SPEC): Likewise.
	* doc/invoke.texi: Document spec functions.
	* cppspec.c (lang_specific_spec_functions): New.
	* gccspec.c: Likewise.
	* g++spec.c (lang_specific_spec_functions): New.
	* g77spec.c (lang_specific_spec_functions): New.
	* jvspec.c (lang_specific_spec_functions): New.


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