X-Git-Url: http://gitweb.michael.orlitzky.com/?p=apply-default-acl.git;a=blobdiff_plain;f=configure.ac;h=2970bc50a78c959735397ce7cafb6bad1ee692eb;hp=26b7ca27391fd24b2e7eff53313bab9be3329cfd;hb=44e1b8dbbc5f4c41a142467acc7da6a277a09d40;hpb=72f08becce8d26853196e0185fad11b5c7cc645d

diff --git a/configure.ac b/configure.ac
index 26b7ca2..2970bc5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,8 +1,9 @@
 AC_PREREQ([2.68])
-AC_INIT([apply-default-acl], [0.3.0], [michael@orlitzky.com])
-AM_INIT_AUTOMAKE([-Wall foreign no-dist-gzip dist-xz])
-AC_CONFIG_SRCDIR([src/apply-default-acl.c])
+AC_INIT([apply-default-acl], [0.4.2], [michael@orlitzky.com])
+AM_INIT_AUTOMAKE([-Wall foreign no-dist-gzip dist-xz tar-ustar])
 AC_CONFIG_FILES([Makefile src/Makefile])
+AC_CONFIG_SRCDIR([src/apply-default-acl.c])
+AC_CONFIG_MACRO_DIRS([m4])
 
 # Checks for programs.
 AC_PROG_CC
@@ -15,8 +16,13 @@ AC_HEADER_STDBOOL # stdbool.h
 AC_HEADER_STDC    # stdlib.h string.h (implied: errno.h limits.h stdio.h)
 
 # Check for header files not covered by the predefined macros above.
-AC_CHECK_HEADERS([ fcntl.h getopt.h libgen.h limits.h linux/xattr.h ])
-AC_CHECK_HEADERS([ sys/acl.h sys/libacl.h unistd.h ])
+AC_HEADER_REQUIRE(acl/libacl.h)
+AC_HEADER_REQUIRE(fcntl.h)
+AC_HEADER_REQUIRE(getopt.h)
+AC_HEADER_REQUIRE(libgen.h)
+AC_HEADER_REQUIRE(linux/xattr.h)
+AC_HEADER_REQUIRE(sys/acl.h)
+AC_HEADER_REQUIRE(unistd.h)
 
 # We need openat() with O_NOFOLLOW from POSIX-2008. Without them, we
 # can't operate securely; I would rather refuse to be built.
@@ -37,5 +43,11 @@ AC_CHECK_DECLS([O_PATH],
                [[#define _GNU_SOURCE
 	         #include <fcntl.h>]])
 
+# And check for the GNU/BSD extension asprintf(), which lets us avoid
+# praying to the PATH_MAX gods while constructing long paths.
+AC_CHECK_FUNC(asprintf,
+              [],
+              AC_MSG_ERROR(missing required asprintf function))
+
 LT_INIT
 AC_OUTPUT