2 AC_INIT([apply-default-acl], [0.1.0], [michael@orlitzky.com])
3 AM_INIT_AUTOMAKE([foreign]) # don't bug me a bout README, NEWS, etc.
4 AC_CONFIG_SRCDIR([src/apply-default-acl.c])
5 AC_CONFIG_FILES([Makefile src/Makefile])
11 # Predefined header checks.
12 AC_HEADER_STAT # sys/stat.h
13 AC_HEADER_STDBOOL # stdbool.h
14 AC_HEADER_STDC # stdlib.h string.h (implied: errno.h limits.h stdio.h)
17 # Check for header files not covered by the predefined macros above.
18 AC_CHECK_HEADERS([ fcntl.h ftw.h getopt.h libgen.h limits.h sys/acl.h ])
19 AC_CHECK_HEADERS([ sys/libacl.h sys/types.h unistd.h ])
21 # We need openat() with O_NOFOLLOW from POSIX-2008. Without them, we
22 # can't operate securely; I would rather refuse to be built.
25 AC_MSG_ERROR(missing required openat function))
26 AC_CHECK_DECLS([O_NOFOLLOW],
28 [AC_MSG_ERROR(missing required O_NOFOLLOW flag in fcntl.h)],
29 [[#include <fcntl.h>]])