From 8eb2a01c2841aa8f070d4962be43ab57624cb57f Mon Sep 17 00:00:00 2001
From: Carsten Leonhardt <leo@debian.org>
Date: Tue, 12 Jan 2016 17:37:26 +0100
Subject: [PATCH] Apply Carsten's patch that fixes bug #2192 builds on kfreebsd

---
 bacula/autoconf/acconfig.h          |  1 +
 bacula/autoconf/bacula-macros/os.m4 |  8 ++++
 bacula/autoconf/config.h.in         |  1 +
 bacula/src/findlib/fstype.c         | 69 +++++++++++++++--------------
 4 files changed, 45 insertions(+), 34 deletions(-)

diff --git a/bacula/autoconf/acconfig.h b/bacula/autoconf/acconfig.h
index 3a694a0fce..310c77f72c 100644
--- a/bacula/autoconf/acconfig.h
+++ b/bacula/autoconf/acconfig.h
@@ -137,6 +137,7 @@
 /* OSes */
 #undef HAVE_LINUX_OS
 #undef HAVE_FREEBSD_OS
+#undef HAVE_KFREEBSD_OS
 #undef HAVE_NETBSD_OS
 #undef HAVE_OPENBSD_OS
 #undef HAVE_BSDI_OS
diff --git a/bacula/autoconf/bacula-macros/os.m4 b/bacula/autoconf/bacula-macros/os.m4
index eb249a6e4f..b82deed532 100644
--- a/bacula/autoconf/bacula-macros/os.m4
+++ b/bacula/autoconf/bacula-macros/os.m4
@@ -160,6 +160,14 @@ then
 else
     AM_CONDITIONAL(HAVE_DARWIN_OS, $FALSEPRG)
 fi
+
+if test $HAVE_UNAME=yes -a x`uname -s` = xGNU/kFreeBSD
+then
+    AM_CONDITIONAL(HAVE_KFREEBSD_OS, $TRUEPRG)
+    AC_DEFINE(HAVE_KFREEBSD_OS)
+else
+    AM_CONDITIONAL(HAVE_KFREEBSD_OS, $FALSEPRG)
+fi
 ])
 
 AC_DEFUN([BA_CHECK_OPSYS_DISTNAME],
diff --git a/bacula/autoconf/config.h.in b/bacula/autoconf/config.h.in
index 5cc08b80ad..f9f1bd9fd7 100644
--- a/bacula/autoconf/config.h.in
+++ b/bacula/autoconf/config.h.in
@@ -137,6 +137,7 @@
 /* OSes */
 #undef HAVE_LINUX_OS
 #undef HAVE_FREEBSD_OS
+#undef HAVE_KFREEBSD_OS
 #undef HAVE_NETBSD_OS
 #undef HAVE_OPENBSD_OS
 #undef HAVE_BSDI_OS
diff --git a/bacula/src/findlib/fstype.c b/bacula/src/findlib/fstype.c
index dc4f65d0ff..ab3b20616e 100644
--- a/bacula/src/findlib/fstype.c
+++ b/bacula/src/findlib/fstype.c
@@ -337,7 +337,41 @@ bool fstype(FF_PKT *ff_pkt, char *fs, int fslen)
 /* Read mtab entries  */
 bool read_mtab(mtab_handler_t *mtab_handler, void *user_ctx)
 { 
-#ifdef HAVE_GETMNTENT
+/* Debian stretch GNU/KFreeBSD has both getmntinfo and getmntent, but
+   only the first seems to work, so ordering is important here */
+#ifdef HAVE_GETMNTINFO
+   struct stat st;
+#if defined(ST_NOWAIT)
+   int flags = ST_NOWAIT;
+#elif defined(MNT_NOWAIT)
+   int flags = MNT_NOWAIT;
+#else
+   int flags = 0;
+#endif
+#if defined(HAVE_NETBSD_OS)
+   struct statvfs *mntinfo;
+#else
+   struct statfs *mntinfo;
+#endif
+   int nument;
+
+   P(mutex);
+   if ((nument = getmntinfo(&mntinfo, flags)) > 0) {
+      while (nument-- > 0) {
+         if (is_rootfs(mntinfo->f_fstypename)) {
+            continue;
+         }
+         if (stat(mntinfo->f_mntonname, &st) < 0) {
+            continue;
+         }
+         mtab_handler(user_ctx, &st, mntinfo->f_mntfromname,
+            mntinfo->f_mntonname, mntinfo->f_fstypename, NULL);
+         mntinfo++;
+      }
+   }
+   V(mutex);
+/* HAVE_GETMNTINFO */
+#elif defined(HAVE_GETMNTENT)
    FILE *mntfp;
    struct stat st;
  
@@ -389,39 +423,6 @@ bool read_mtab(mtab_handler_t *mtab_handler, void *user_ctx)
 #endif
 
 #endif /* HAVE_GETMNTENT */
-
-#ifdef HAVE_GETMNTINFO
-   struct stat st;
-#if defined(ST_NOWAIT)
-   int flags = ST_NOWAIT;
-#elif defined(MNT_NOWAIT)
-   int flags = MNT_NOWAIT;
-#else
-   int flags = 0;
-#endif
-#if defined(HAVE_NETBSD_OS)
-   struct statvfs *mntinfo;
-#else
-   struct statfs *mntinfo;
-#endif
-   int nument;
-
-   P(mutex);
-   if ((nument = getmntinfo(&mntinfo, flags)) > 0) {
-      while (nument-- > 0) {
-         if (is_rootfs(mntinfo->f_fstypename)) {
-            continue;
-         }
-         if (stat(mntinfo->f_mntonname, &st) < 0) {
-            continue;
-         }
-         mtab_handler(user_ctx, &st, mntinfo->f_mntfromname,
-            mntinfo->f_mntonname, mntinfo->f_fstypename, NULL);
-         mntinfo++;
-      }
-   } 
-   V(mutex);
-#endif /* HAVE_GETMNTINFO */
    return true;
 } 
  
-- 
2.39.5