strace/m4/includedir.m4
Dmitry V. Levin 916adeda63 Split acinclude.m4
* Makefile.am (ACLOCAL_AMFLAGS): Add "-I m4".
* acinclude.m4: Remove.
* m4/includedir.m4: New file, with definition of AC_INCLUDEDIR from
acinclude.m4.
* m4/long_long.m4: New file, with definitions of AC_OFF_T_IS_LONG_LONG,
AC_RLIM_T_IS_LONG_LONG and AC_LITTLE_ENDIAN_LONG_LONG from acinclude.m4.
* m4/procfs.m4: New file, with definitions of AC_MP_PROCFS,
AC_POLLABLE_PROCFS and AC_STRUCT_PR_SYSCALL from acinclude.m4.
* m4/stat.m4: New file, with definition of AC_STAT64 from acinclude.m4.
* m4/statfs.m4: New file, with definition of AC_STATFS64 from
acinclude.m4.
* m4/warnings.m4: New file, with definition of AC_WARNFLAGS from
acinclude.m4.
2010-09-09 23:20:24 +00:00

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dnl ### A macro to find the include directory, useful for cross-compiling.
AC_DEFUN([AC_INCLUDEDIR],
[AC_REQUIRE([AC_PROG_AWK])dnl
AC_SUBST(includedir)
AC_MSG_CHECKING(for primary include directory)
includedir=/usr/include
if test -n "$GCC"
then
>conftest.c
new_includedir=`
$CC -v -E conftest.c 2>&1 | $AWK '
/^End of search list/ { print last; exit }
{ last = [$]1 }
'
`
rm -f conftest.c
if test -n "$new_includedir" && test -d "$new_includedir"
then
includedir=$new_includedir
fi
fi
AC_MSG_RESULT($includedir)
])