diff options
Diffstat (limited to 'ev.c')
| -rw-r--r-- | ev.c | 74 |
1 files changed, 40 insertions, 34 deletions
@@ -525,6 +525,44 @@ static EV_ATOMIC_T have_monotonic; /* did clock_gettime (CLOCK_MONOTONIC) work? /*****************************************************************************/ +static unsigned int noinline +ev_linux_version (void) +{ +#ifdef __linux + struct utsname buf; + unsigned int v; + int i; + char *p = buf.release; + + if (uname (&buf)) + return 0; + + for (i = 3+1; --i; ) + { + unsigned int c = 0; + + for (;;) + { + if (*p >= '0' && *p <= '9') + c = c * 10 + *p++ - '0'; + else + { + p += *p == '.'; + break; + } + } + + v = (v << 8) | c; + } + + return v; +#else + return 0; +#endif +} + +/*****************************************************************************/ + #if EV_AVOID_STDIO static void noinline ev_printerr (const char *msg) @@ -1532,8 +1570,8 @@ ev_embeddable_backends (void) int flags = EVBACKEND_EPOLL | EVBACKEND_KQUEUE | EVBACKEND_PORT; /* epoll embeddability broken on all linux versions up to at least 2.6.23 */ - /* please fix it and tell me how to detect the fix */ - flags &= ~EVBACKEND_EPOLL; + if (ev_linux_version () < 0x020620) /* disable it on linux < 2.6.32 */ + flags &= ~EVBACKEND_EPOLL; return flags; } @@ -3052,38 +3090,6 @@ infy_cb (EV_P_ ev_io *w, int revents) } } -inline_size unsigned int -ev_linux_version (void) -{ - struct utsname buf; - unsigned int v; - int i; - char *p = buf.release; - - if (uname (&buf)) - return 0; - - for (i = 3+1; --i; ) - { - unsigned int c = 0; - - for (;;) - { - if (*p >= '0' && *p <= '9') - c = c * 10 + *p++ - '0'; - else - { - p += *p == '.'; - break; - } - } - - v = (v << 8) | c; - } - - return v; -} - inline_size void ev_check_2625 (EV_P) { |