From: Wayne Davison <wayned@samba.org>
Date: Tue, 7 Apr 2020 22:16:19 +0000 (-0700)
Subject: Avoid the include warnings for major().
X-Git-Tag: v3.2.0pre1~180
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5e4a1441cb339214fa9520f6607288865fd2aa2d;p=thirdparty%2Frsync.git

Avoid the include warnings for major().
---

diff --git a/configure.ac b/configure.ac
index 2752b6a4..5ca7a55e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -351,7 +351,7 @@ AC_CHECK_HEADERS(sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h \
     sys/acl.h acl/libacl.h attr/xattr.h sys/xattr.h sys/extattr.h \
     popt.h popt/popt.h linux/falloc.h netinet/in_systm.h netinet/ip.h \
     zlib.h)
-AC_HEADER_MAJOR
+AC_HEADER_MAJOR_FIXED
 
 AC_CACHE_CHECK([if makedev takes 3 args],rsync_cv_MAKEDEV_TAKES_3_ARGS,[
 AC_RUN_IFELSE([AC_LANG_SOURCE([[
diff --git a/m4/header_major_fixed.m4 b/m4/header_major_fixed.m4
new file mode 100644
index 00000000..395889cd
--- /dev/null
+++ b/m4/header_major_fixed.m4
@@ -0,0 +1,27 @@
+AC_DEFUN([AC_HEADER_MAJOR_FIXED],
+[AC_CACHE_CHECK(whether sys/types.h defines makedev,
+		ac_cv_header_sys_types_h_makedev,
+[AC_LINK_IFELSE([AC_LANG_PROGRAM([[@%:@include <sys/types.h>]],
+				 [[return makedev(0, 0);]])],
+		[if grep 'historical compatibility' conftest.err >/dev/null; then
+		   ac_cv_header_sys_types_h_makedev=no
+		 else
+		   ac_cv_header_sys_types_h_makedev=yes
+		 fi],
+		[ac_cv_header_sys_types_h_makedev=no])
+])
+
+if test $ac_cv_header_sys_types_h_makedev = no; then
+AC_CHECK_HEADER(sys/mkdev.h,
+		[AC_DEFINE(MAJOR_IN_MKDEV, 1,
+			   [Define to 1 if `major', `minor', and `makedev' are
+			    declared in <mkdev.h>.])])
+
+  if test $ac_cv_header_sys_mkdev_h = no; then
+    AC_CHECK_HEADER(sys/sysmacros.h,
+		    [AC_DEFINE(MAJOR_IN_SYSMACROS, 1,
+			       [Define to 1 if `major', `minor', and `makedev'
+				are declared in <sysmacros.h>.])])
+  fi
+fi
+])
diff --git a/prepare-source.mak b/prepare-source.mak
index ad291feb..bc1938de 100644
--- a/prepare-source.mak
+++ b/prepare-source.mak
@@ -1,6 +1,6 @@
 conf: configure.sh config.h.in
 
-aclocal.m4:
+aclocal.m4: m4/*.m4
 	aclocal -I m4
 
 configure.sh: configure.ac aclocal.m4