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-rw-r--r--e2fsprogs/mke2fs.c4
-rw-r--r--include/libbb.h2
-rw-r--r--include/platform.h7
-rw-r--r--libbb/kernel_version.c7
-rw-r--r--modutils/rmmod.c2
-rw-r--r--networking/interface.c3
-rw-r--r--util-linux/mkswap.c10
-rw-r--r--util-linux/nfsmount.c13
8 files changed, 27 insertions, 21 deletions
diff --git a/e2fsprogs/mke2fs.c b/e2fsprogs/mke2fs.c
index 787f28e..0ecbd05 100644
--- a/e2fsprogs/mke2fs.c
+++ b/e2fsprogs/mke2fs.c
@@ -833,8 +833,8 @@ static int PRS(int argc, char *argv[])
#endif
#ifdef __linux__
- linux_version_code = get_kernel_revision();
- if (linux_version_code && linux_version_code < (2*65536 + 2*256)) {
+ linux_version_code = get_linux_version_code();
+ if (linux_version_code && linux_version_code < KERNEL_VERSION(2,2,0)) {
param.s_rev_level = 0;
param.s_feature_incompat = 0;
param.s_feature_compat = 0;
diff --git a/include/libbb.h b/include/libbb.h
index 02927cd..461c28f 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -120,7 +120,7 @@ extern long bb_xgetlarg(const char *arg, int base, long lower, long upper);
extern unsigned long bb_baud_to_value(speed_t speed);
extern speed_t bb_value_to_baud(unsigned long value);
-extern int get_kernel_revision(void);
+extern int get_linux_version_code(void);
extern int get_console_fd(void);
extern struct mntent *find_mount_point(const char *name, const char *table);
diff --git a/include/platform.h b/include/platform.h
index 257ddb2..6b3b3f7 100644
--- a/include/platform.h
+++ b/include/platform.h
@@ -91,6 +91,13 @@
# include <netinet/in.h>
#endif
+/*----- Kernel versioning ------------------------------------*/
+#ifdef __linux__
+#define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c))
+#else
+#error implement KERNEL_VERSION for your platform
+#endif
+
/* ---- miscellaneous --------------------------------------- */
/* NLS stuff */
/* THIS SHOULD BE CLEANED OUT OF THE TREE ENTIRELY */
diff --git a/libbb/kernel_version.c b/libbb/kernel_version.c
index 5f5d36d..310da2f 100644
--- a/libbb/kernel_version.c
+++ b/libbb/kernel_version.c
@@ -26,11 +26,12 @@
#include "libbb.h"
-/* Returns kernel version encoded as major*65536 + minor*256 + patch,
+/* Returns current kernel version encoded as major*65536 + minor*256 + patch,
* so, for example, to check if the kernel is greater than 2.2.11:
- * if (get_kernel_revision() <= 2*65536+2*256+11) { <stuff> }
+ *
+ * if (get_linux_version_code() > KERNEL_VERSION(2,2,11)) { <stuff> }
*/
-int get_kernel_revision(void)
+int get_linux_version_code(void)
{
struct utsname name;
char *s;
diff --git a/modutils/rmmod.c b/modutils/rmmod.c
index 5302ab2..36bea34 100644
--- a/modutils/rmmod.c
+++ b/modutils/rmmod.c
@@ -38,7 +38,7 @@ static inline void filename2modname(char *modname, const char *afterslash)
#if ENABLE_FEATURE_2_4_MODULES
int kr_chk = 1;
- if (get_kernel_revision() <= 2*65536+6*256)
+ if (get_linux_version_code() <= KERNEL_VERSION(2,6,0))
kr_chk = 0;
#else
#define kr_chk 1
diff --git a/networking/interface.c b/networking/interface.c
index eec696f..8784522 100644
--- a/networking/interface.c
+++ b/networking/interface.c
@@ -78,7 +78,6 @@
#define _PATH_PROCNET_DEV "/proc/net/dev"
#define _PATH_PROCNET_IFINET6 "/proc/net/if_inet6"
#define new(p) ((p) = xcalloc(1,sizeof(*(p))))
-#define KRELEASE(maj,min,patch) ((maj) * 65536 + (min)*256 + (patch))
#ifdef HAVE_HWSLIP
#include <net/if_slip.h>
@@ -713,7 +712,7 @@ static int sockets_open(int family)
if (force < 0) {
force = 0;
- if (get_kernel_revision() < KRELEASE(2, 1, 0))
+ if (get_linux_version_code() < KERNEL_VERSION(2,1,0))
force = 1;
if (access("/proc/net", R_OK))
force = 1;
diff --git a/util-linux/mkswap.c b/util-linux/mkswap.c
index 44d809a..0054eca 100644
--- a/util-linux/mkswap.c
+++ b/util-linux/mkswap.c
@@ -61,14 +61,14 @@ static int check = 0;
static int badpages = 0;
#if ENABLE_FEATURE_MKSWAP_V0
static int version = -1;
-#define MAKE_VERSION(p,q,r) (65536*(p) + 256*(q) + (r))
#else
#define version 1
/* and make sure that we optimize away anything which would deal with checking
* the kernel revision as we have v1 support only anyway.
*/
-#define MAKE_VERSION(p,q,r) 1
-#define get_kernel_revision() 1
+#undef KERNEL_VERSION
+#define KERNEL_VERSION(p,q,r) 1
+#define get_linux_version_code() 1
#endif
/*
@@ -293,7 +293,7 @@ int mkswap_main(int argc, char **argv)
if (sz & 4) {
version = bb_xgetlarg(tmp, 10, 0, 1);
} else {
- if (get_kernel_revision() < MAKE_VERSION(2, 1, 117))
+ if (get_linux_version_code() < KERNEL_VERSION(2, 1, 117))
version = 0;
else
version = 1;
@@ -327,7 +327,7 @@ int mkswap_main(int argc, char **argv)
#else
if (!version)
maxpages = V0_MAX_PAGES;
- else if (get_kernel_revision() >= MAKE_VERSION(2, 2, 1))
+ else if (get_linux_version_code() >= KERNEL_VERSION(2,2,1))
maxpages = V1_MAX_PAGES;
else {
maxpages = V1_OLD_MAX_PAGES;
diff --git a/util-linux/nfsmount.c b/util-linux/nfsmount.c
index be0c87f..7b742cb 100644
--- a/util-linux/nfsmount.c
+++ b/util-linux/nfsmount.c
@@ -214,7 +214,6 @@ enum {
static char *nfs_strerror(int status);
-#define MAKE_VERSION(p,q,r) (65536*(p) + 256*(q) + (r))
#define MAX_NFSPROT ((nfs_mount_version >= 4) ? 3 : 2)
enum {
@@ -249,13 +248,13 @@ find_kernel_nfs_mount_version(void)
nfs_mount_version = NFS_MOUNT_VERSION; /* default */
- kernel_version = get_kernel_revision();
+ kernel_version = get_linux_version_code();
if (kernel_version) {
- if (kernel_version < MAKE_VERSION(2,1,32))
+ if (kernel_version < KERNEL_VERSION(2,1,32))
nfs_mount_version = 1;
- else if (kernel_version < MAKE_VERSION(2,2,18) ||
- (kernel_version >= MAKE_VERSION(2,3,0) &&
- kernel_version < MAKE_VERSION(2,3,99)))
+ else if (kernel_version < KERNEL_VERSION(2,2,18) ||
+ (kernel_version >= KERNEL_VERSION(2,3,0) &&
+ kernel_version < KERNEL_VERSION(2,3,99)))
nfs_mount_version = 3;
else
nfs_mount_version = 4; /* since 2.3.99pre4 */
@@ -844,7 +843,7 @@ int nfsmount(const char *spec, const char *node, int *flags,
* to avoid problems with multihomed hosts.
* --Swen
*/
- if (get_kernel_revision() <= 66314
+ if (get_linux_version_code() <= KERNEL_VERSION(2,3,10)
&& connect(fsock, (struct sockaddr *) &server_addr,
sizeof (server_addr)) < 0) {
perror(_("nfs connect"));
generated by cgit v1.1 at 2024-12-26 05:21:28 +0000