On Mon, Mar 03, 2008 at 06:22:48PM +0200, Kirill A. Shutemov wrote:
> On [Mon, 03.03.2008 18:26], Alexey Tourbin wrote:
> > Я также обнаружил, что 'сpp -M' и 'cpp -MM' плохо подохдят для задачи
> > вычисления зависимостей хедеров.
> 
> Почему?

Обе разворачивают рекурсивно, при этом вторая исключает "системные
хедеры".  Ни одна ни даёт того, что нужно.

$ cpp -M /usr/include/rpm/rpmlib.h
rpmlib.o: /usr/include/rpm/rpmlib.h /usr/include/rpm/rpmio.h \
  /usr/include/sys/types.h /usr/include/features.h \
  /usr/include/sys/cdefs.h /usr/include/bits/wordsize.h \
  /usr/include/gnu/stubs.h /usr/include/gnu/stubs-32.h \
  /usr/include/bits/types.h \
  /usr/lib/gcc/i586-alt-linux/4.1.2/include/stddef.h \
  /usr/include/bits/typesizes.h /usr/include/time.h /usr/include/endian.h \
  /usr/include/bits/endian.h /usr/include/sys/select.h \
  /usr/include/bits/select.h /usr/include/bits/sigset.h \
  /usr/include/bits/time.h /usr/include/sys/sysmacros.h \
  /usr/include/bits/pthreadtypes.h /usr/include/sys/stat.h \
  /usr/include/bits/stat.h /usr/include/dirent.h \
  /usr/include/bits/dirent.h /usr/include/bits/posix1_lim.h \
  /usr/include/bits/local_lim.h /usr/include/linux/limits.h \
  /usr/include/glob.h /usr/include/stdio.h /usr/include/libio.h \
  /usr/include/_G_config.h /usr/include/wchar.h /usr/include/bits/wchar.h \
  /usr/include/gconv.h /usr/lib/gcc/i586-alt-linux/4.1.2/include/stdarg.h \
  /usr/include/bits/stdio_lim.h /usr/include/bits/sys_errlist.h \
  /usr/include/stdlib.h /usr/include/alloca.h /usr/include/unistd.h \
  /usr/include/bits/posix_opt.h /usr/include/bits/confname.h \
  /usr/include/getopt.h /usr/include/rpm/rpmmessages.h \
  /usr/include/rpm/rpmlog.h /usr/include/rpm/rpmerr.h \
  /usr/include/rpm/header.h /usr/include/rpm/hdrinline.h \
  /usr/include/popt.h
$ cpp -MM /usr/include/rpm/rpmlib.h
rpmlib.o: /usr/include/rpm/rpmlib.h /usr/include/rpm/rpmio.h \
  /usr/include/rpm/rpmmessages.h /usr/include/rpm/rpmlog.h \
  /usr/include/rpm/rpmerr.h /usr/include/rpm/header.h \
  /usr/include/rpm/hdrinline.h
$ grep -w include /usr/include/rpm/rpmlib.h
#include "rpmio.h"
#include "rpmmessages.h"
#include "rpmerr.h"
#include "header.h"
#include "popt.h"
$