From 31ad4413a85e4f826d52fa98ff19b4481e30d679 Mon Sep 17 00:00:00 2001
From: Michael Orlitzky <michael@orlitzky.com>
Date: Mon, 16 Mar 2020 10:39:00 -0400
Subject: [PATCH] src/libadacl.c: include limits.h for PATH_MAX.

We incidentally get PATH_MAX on linux/glibc by way of dirent.h, but
POSIX says that it should be defined in limits.h. We now include
limits.h explicitly to fix the build with musl.

Gentoo-bug: https://bugs.gentoo.org/712844
---
 configure.ac   | 3 ++-
 src/libadacl.c | 1 +
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 2970bc5..83729dc 100644
--- a/configure.ac
+++ b/configure.ac
@@ -13,13 +13,14 @@ AM_PROG_AR
 AC_HEADER_DIRENT  # dirent.h
 AC_HEADER_STAT    # sys/stat.h
 AC_HEADER_STDBOOL # stdbool.h
-AC_HEADER_STDC    # stdlib.h string.h (implied: errno.h limits.h stdio.h)
+AC_HEADER_STDC    # stdlib.h string.h (implied: errno.h stdio.h)
 
 # Check for header files not covered by the predefined macros above.
 AC_HEADER_REQUIRE(acl/libacl.h)
 AC_HEADER_REQUIRE(fcntl.h)
 AC_HEADER_REQUIRE(getopt.h)
 AC_HEADER_REQUIRE(libgen.h)
+AC_HEADER_REQUIRE(limits.h)
 AC_HEADER_REQUIRE(linux/xattr.h)
 AC_HEADER_REQUIRE(sys/acl.h)
 AC_HEADER_REQUIRE(unistd.h)
diff --git a/src/libadacl.c b/src/libadacl.c
index 6f74004..a21aa70 100644
--- a/src/libadacl.c
+++ b/src/libadacl.c
@@ -14,6 +14,7 @@
 #include <errno.h>      /* EINVAL, ELOOP, ENOTDIR, etc. */
 #include <fcntl.h>      /* openat() */
 #include <libgen.h>     /* basename(), dirname() */
+#include <limits.h>     /* PATH_MAX */
 #include <stdbool.h>    /* the "bool" type */
 #include <stdio.h>      /* perror(), asprintf() */
 #include <stdlib.h>     /* free() */
-- 
2.43.2