diff options
author | Ulf Hermann <ulf.hermann@qt.io> | 2017-04-20 16:08:48 +0200 |
---|---|---|
committer | Mark Wielaard <mark@klomp.org> | 2017-05-02 23:24:53 +0200 |
commit | e88787f9cd2af5be00aa6f53320cf85f7c08f1f2 (patch) | |
tree | 890256f94964ba2361928aa2f5f3bd9fbfb254eb /libdwfl | |
parent | d8437ed5d62a90d18739bc204b83be14188de00f (diff) |
Don't look for kernel version if not running on linux
We don't want to use it, even if it exists.
Signed-off-by: Ulf Hermann <ulf.hermann@qt.io>
Signed-off-by: Mark Wielaard <mark@klomp.org>
Diffstat (limited to 'libdwfl')
-rw-r--r-- | libdwfl/ChangeLog | 6 | ||||
-rw-r--r-- | libdwfl/linux-kernel-modules.c | 7 |
2 files changed, 13 insertions, 0 deletions
diff --git a/libdwfl/ChangeLog b/libdwfl/ChangeLog index 1fc9da69..859b2ff5 100644 --- a/libdwfl/ChangeLog +++ b/libdwfl/ChangeLog @@ -1,4 +1,10 @@ 2017-04-20 Ulf Hermann <ulf.hermann@qt.io> + Mark Wielaard <mark@klomp.org> + + * linux-kernel-modules.c: Always return NULL from kernel_release() on + non-linux systems and set errno to ENOTSUP. + +2017-04-20 Ulf Hermann <ulf.hermann@qt.io> * libdwflP.h: Don't include config.h. * argp-std.c: Include config.h. diff --git a/libdwfl/linux-kernel-modules.c b/libdwfl/linux-kernel-modules.c index 893110ae..9d0fef2c 100644 --- a/libdwfl/linux-kernel-modules.c +++ b/libdwfl/linux-kernel-modules.c @@ -156,11 +156,18 @@ try_kernel_name (Dwfl *dwfl, char **fname, bool try_debug) static inline const char * kernel_release (void) { +#ifdef __linux__ /* Cache the `uname -r` string we'll use. */ static struct utsname utsname; if (utsname.release[0] == '\0' && uname (&utsname) != 0) return NULL; return utsname.release; +#else + /* Used for finding the running linux kernel, which isn't supported + on non-linux kernel systems. */ + errno = ENOTSUP; + return NULL; +#endif } static int |