diff options
Diffstat (limited to 'erts')
| -rw-r--r-- | erts/emulator/hipe/hipe_x86_signal.c | 28 |
1 files changed, 25 insertions, 3 deletions
diff --git a/erts/emulator/hipe/hipe_x86_signal.c b/erts/emulator/hipe/hipe_x86_signal.c index 69d4ea10c2..b7dae88417 100644 --- a/erts/emulator/hipe/hipe_x86_signal.c +++ b/erts/emulator/hipe/hipe_x86_signal.c @@ -234,7 +234,29 @@ static void do_init(void) #define INIT() do { if (!init_done()) do_init(); } while (0) #endif /* __sun__ */ -#if !(defined(__GLIBC__) || defined(__DARWIN__) || defined(__NetBSD__) || defined(__sun__)) +#if defined(__FreeBSD__) +/* + * This is a copy of Darwin code for FreeBSD. + * CAVEAT: detailed semantics are not verified yet. + */ +#include <dlfcn.h> +static int (*__next_sigaction)(int, const struct sigaction*, struct sigaction*); +#define init_done() (__next_sigaction != 0) +extern int _sigaction(int, const struct sigaction*, struct sigaction*); +#define __SIGACTION _sigaction +static void do_init(void) +{ + __next_sigaction = dlsym(RTLD_NEXT, "sigaction"); + if (__next_sigaction != 0) + return; + perror("dlsym_freebsd"); + abort(); +} +#define _NSIG NSIG +#define INIT() do { if (!init_done()) do_init(); } while (0) +#endif /* __FreeBSD__ */ + +#if !(defined(__GLIBC__) || defined(__DARWIN__) || defined(__NetBSD__) || defined(__FreeBSD__) || defined(__sun__)) /* * Unknown libc -- assume musl. Note: musl deliberately does not provide a musl-specific * feature test macro, so we cannot check for it. @@ -259,7 +281,7 @@ static void do_init(void) #define _NSIG NSIG #endif #define INIT() do { if (!init_done()) do_init(); } while (0) -#endif /* !(__GLIBC__ || __DARWIN__ || __NetBSD__ || __sun__) */ +#endif /* !(__GLIBC__ || __DARWIN__ || __NetBSD__ || __FreeBSD__ || __sun__) */ #if !defined(__NetBSD__) /* @@ -299,7 +321,7 @@ int __SIGACTION(int signum, const struct sigaction *act, struct sigaction *oldac /* * This catches the application's own sigaction() calls. */ -#if !defined(__DARWIN__) && !defined(__NetBSD__) +#if !defined(__DARWIN__) && !defined(__NetBSD__) && !defined(__FreeBSD__) int sigaction(int signum, const struct sigaction *act, struct sigaction *oldact) { return my_sigaction(signum, act, oldact); |