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From b43c51beeb0569a38900e1e5a78606711f987742 Mon Sep 17 00:00:00 2001
From: Paul Khuong <pvk@pvk.ca>
Date: Wed, 3 Aug 2011 10:20:41 -0400
Subject: [PATCH] Fix version string parsing for Linux 3.0
Stop assuming the presence of minor and patch version numbers; missing
values are defaulted to 0 (e.g. 3.0.0).
Reported by a few people on IRC.
---
src/runtime/linux-os.c | 14 ++++++++++----
1 files changed, 10 insertions(+), 4 deletions(-)
diff --git a/src/runtime/linux-os.c b/src/runtime/linux-os.c
index db72fa6..e262f41 100644
--- a/src/runtime/linux-os.c
+++ b/src/runtime/linux-os.c
@@ -198,12 +198,18 @@ os_init(char *argv[], char *envp[])
int patch_version;
char *p;
uname(&name);
+
p=name.release;
major_version = atoi(p);
- p=strchr(p,'.')+1;
- minor_version = atoi(p);
- p=strchr(p,'.')+1;
- patch_version = atoi(p);
+ minor_version = patch_version = 0;
+ p=strchr(p,'.');
+ if (p != NULL) {
+ minor_version = atoi(++p);
+ p=strchr(p,'.');
+ if (p != NULL)
+ patch_version = atoi(++p);
+ }
+
if (major_version<2) {
lose("linux kernel version too old: major version=%d (can't run in version < 2.0.0)\n",
major_version);
--
1.7.6
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