From e0023883c6d2e6745a19e4b48e186ed156c1fca8 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 17:19:27 +0200
Subject: Adding upstream version 2.11.2.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 m4/man-bdb.m4 | 61 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 m4/man-bdb.m4

(limited to 'm4/man-bdb.m4')

diff --git a/m4/man-bdb.m4 b/m4/man-bdb.m4
new file mode 100644
index 0000000..5c44d1c
--- /dev/null
+++ b/m4/man-bdb.m4
@@ -0,0 +1,61 @@
+# man-bdb.m4 serial 6
+dnl MAN_CHECK_BDB(WITH-DB, HEADERS, LIBS, [ACTION-IF-FOUND])
+dnl Helper to check Berkeley DB linkage when particular header files and
+dnl libraries are included.
+dnl Contributed by Duncan Simpson <dps@io.stargate.co.uk> and hacked into a
+dnl macro by Colin Watson.
+
+AC_DEFUN([_MAN_CHECK_BDB_HEADER_LIB], [dnl
+  if test "$db" != yes
+  then
+    AS_VAR_PUSHDEF([man_tr_bdb], [man_cv_bdb_header_$1_lib_$2])dnl
+    man_saved_LIBS="$LIBS"
+    LIBS="$LIBS -l$2"
+    AC_CACHE_CHECK([for dbopen from <$1> in -l$2], man_tr_bdb,
+       [AC_LINK_IFELSE(
+          [AC_LANG_PROGRAM(
+             [[#include <$1>]],
+             [[dbopen("foo", 0, 0, 0, (void *) 0)]])],
+          [AS_VAR_SET([man_tr_bdb], [yes])],
+          [AS_VAR_SET([man_tr_bdb], [no])])
+       ])
+    AS_VAR_IF([man_tr_bdb], [yes],
+              [$3
+               AC_DEFINE_UNQUOTED([BDB_H], [<$1>],
+                                  [Define if you have, and want to use, Berkeley database header files.])
+               AC_DEFINE_UNQUOTED([BTREE], [1],
+                                  [Define if you have, and want to use, the Berkeley database library.])
+               AC_SUBST([DBTYPE], [btree])
+               DBLIBS="-l$2"
+               db=yes],
+              [db=no])
+    LIBS="$man_saved_LIBS"
+    AS_VAR_POPDEF([man_tr_bdb])dnl
+  fi
+])
+
+AC_DEFUN([_MAN_CHECK_BDB_HEADER], [dnl
+  if test "$db" != yes
+  then
+    AC_CHECK_HEADERS([$1], [got=yes], [got=no])
+    if test "$got" = "yes"
+    then
+      m4_map_args_w([$2], [_MAN_CHECK_BDB_HEADER_LIB([$1], ], [, [$3])])
+    fi
+  fi
+])
+
+AC_DEFUN([MAN_CHECK_BDB], [dnl
+  man_bdb_requested=no
+  for trydb in $1
+  do
+    if test "$db" = "$trydb"
+    then
+      man_bdb_requested=yes
+    fi
+  done
+  if test "$db" = no || test "$man_bdb_requested" = yes
+  then
+    m4_map_args_w([$2], [_MAN_CHECK_BDB_HEADER(], [, [$3], [$4])])
+  fi[]dnl
+])# MAN_CHECK_BDB
-- 
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