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* cpphash.c: Fix formatting, update commentary. (dump_definition): Take three separate arguments instead of a MACRODEF structure argument. * cpphash.h: Update prototype of dump_definition. * cppinit.c (cpp_finish): Update call of dump_definition. * cpplib.c (do_define): Always create new hash entry with T_MACRO type. Remove redundant check for redefinition of poisoned identifier. Update call of dump_definition. (do_undef): Don't call check_macro_name. Rename sym_length to len. (do_error, do_warning): Don't use copy_rest_of_line or SKIP_WHITE_SPACE. (do_warning): Don't use pedwarn for the actual warning, only the notice about its not being in the standard. (Fixes bug with #warning in system headers.) (do_ident): Stricter argument checking - accept only a single string after #ident. Also, macro-expand the line. (do_xifdef): Use cpp_defined. De-obfuscate. (do_pragma): Split out specific pragma handling to separate functions. Use get_directive_token. Update commentary. Do not pass on #pragma once or #pragma poison to the front end. (do_pragma_once, do_pragma_implementation, do_pragma_poison, do_pragma_default): New. From-SVN: r31931
README for GNU development tools This directory contains various GNU compilers, assemblers, linkers, debuggers, etc., plus their support routines, definitions, and documentation. Check the INSTALL directory for detailed configuration and installation instructions. Much of the code and documentation enclosed is copyright by the Free Software Foundation, Inc. See the file COPYING or COPYING.LIB in the various directories, for a description of the GNU General Public License terms under which you can copy the files. REPORTING BUGS: Again, see gdb/README, binutils/README, etc., for info on where and how to report problems.