Julian Foad wrote on Mon, Sep 10, 2012 at 22:16:26 +0100: > > On 10.09.2012 22:33, Julian Foad wrote: > > >> Brane wrote: > >> [...] > >> > >>> +#if LINUX > >>> +static const char *linux_release_name(apr_pool_t *pool); > >>> +#endif > >> [...] > >> > >> On my Ubuntu GNU/Linux system: > >> > >> subversion/libsvn_subr/sysinfo.c:92:5: "LINUX" is not defined > >> subversion/libsvn_subr/sysinfo.c:116:7: "LINUX" is not defined > >> subversion/libsvn_subr/sysinfo.c:272:5: "LINUX" is not defined > >> > > > > That's extremely strange. It builds on my Ubuntu VM, where -DLINUX=2 is > > in CFLAGS. > > I think I can switch things around so that we don't have to depend on > > that symbol, but I'd be interested to figure out why you don't get the > > symbol. > > The string "LINUX" doesn't appear in my subversion WC including build outputs > (except for the tests you added), nor anywhere in /usr/include except this > one test: > > /usr/include/apr-1.0/apr_general.h:#if defined(CRAY) || (defined(__arm) && > !defined(LINUX)) > > "cpp -dM" prints out the preprocessor's predefined macros; it isn't there > either: > > $ cpp -dM /dev/null | grep LINUX > $ cpp --version > cpp (Ubuntu/Linaro 4.6.1-9ubuntu3) 4.6.1 > > So where does it come from on your system, and what does it mean? >
What about __LINUX__ ? > - Julian
