From e460a5bf893227ccd7cdc9b8e5beec1ebc30a858 Mon Sep 17 00:00:00 2001
From: Samuel Thibault <samuel.thibault@ens-lyon.org>
Date: Wed, 28 Nov 2007 10:40:32 +0100
Subject: [PATCH] build-sys: cleanup usage of linux/major.h

The utils like fdisk or login are usable on non-linux systems.
This patch allows to compile on systems without linux/major.h.

Signed-off-by: Karel Zak <kzak@redhat.com>
Signed-off-by: Samuel Thibault <samuel.thibault@ens-lyon.org>
---
 configure.ac           | 2 +-
 fdisk/fdisksgilabel.c  | 1 -
 fdisk/fdisksunlabel.c  | 5 +++++
 login-utils/checktty.c | 8 ++++++++
 4 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/configure.ac b/configure.ac
index ed12e60b..8a1d96d7 100644
--- a/configure.ac
+++ b/configure.ac
@@ -33,7 +33,7 @@ AC_PATH_PROG(VOLID, vol_id, [], [$PATH:/lib/udev])
 
 AC_SYS_LARGEFILE
 
-AC_CHECK_HEADERS([linux/compiler.h linux/blkpg.h], [], [], [
+AC_CHECK_HEADERS([linux/compiler.h linux/blkpg.h linux/major.h], [], [], [
 #ifdef HAVE_LINUX_COMPILER_H
 #include <linux/compiler.h>
 #endif
diff --git a/fdisk/fdisksgilabel.c b/fdisk/fdisksgilabel.c
index 5adf64e3..c970c7cf 100644
--- a/fdisk/fdisksgilabel.c
+++ b/fdisk/fdisksgilabel.c
@@ -22,7 +22,6 @@
 
 #include <endian.h>
 #include "nls.h"
-#include <linux/major.h>        /* FLOPPY_MAJOR */
 
 #include "blkdev.h"
 
diff --git a/fdisk/fdisksunlabel.c b/fdisk/fdisksunlabel.c
index ff9a182d..4ed97330 100644
--- a/fdisk/fdisksunlabel.c
+++ b/fdisk/fdisksunlabel.c
@@ -27,7 +27,9 @@
 #include <scsi/scsi.h>		/* SCSI_IOCTL_GET_IDLUN */
 #undef u_char
 #endif
+#ifdef HAVE_LINUX_MAJOR_H
 #include <linux/major.h>	/* FLOPPY_MAJOR */
+#endif
 
 #include "common.h"
 #include "fdisk.h"
@@ -69,6 +71,9 @@ static inline __u32 __swap32(__u32 x) {
 #define SSWAP32(x) (other_endian ? __swap32(x) \
 				 : (__u32)(x))
 
+#ifndef FLOPPY_MAJOR
+#define FLOPPY_MAJOR 2
+#endif
 #ifndef IDE0_MAJOR
 #define IDE0_MAJOR 3
 #endif
diff --git a/login-utils/checktty.c b/login-utils/checktty.c
index 16f9f2e8..c28ee833 100644
--- a/login-utils/checktty.c
+++ b/login-utils/checktty.c
@@ -25,12 +25,18 @@
 #include "nls.h"
 
 #include <sys/sysmacros.h>
+#ifdef HAVE_LINUX_MAJOR_H
 #include <linux/major.h>
+#endif
 
 #include "pathnames.h"
 #include "login.h"
 #include "xstrncpy.h"
 
+#ifndef TTY_MAJOR
+#define TTY_MAJOR 4
+#endif
+
 static gid_t mygroups[NGROUPS];
 static int   num_groups;
 
@@ -118,6 +124,7 @@ add_to_class(struct ttyclass *tc, char *tty)
 static int
 isapty(const char *tty)
 {
+#ifdef __linux__
     char devname[100];
     struct stat stb;
 
@@ -147,6 +154,7 @@ isapty(const char *tty)
 #endif
 
     }
+#endif	/* __linux__ */
     return 0;
 }
 
-- 
2.39.5