diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/libc.c | 34 |
1 files changed, 31 insertions, 3 deletions
@@ -2,6 +2,7 @@ #include <stdint.h> #include <stdlib.h> #include <stdio.h> +#include <signal.h> #include <math.h> #include <dirent.h> #include <assert.h> @@ -25,9 +26,19 @@ struct bionic_dirent { char d_name[256]; }; +#ifdef ANDROID_X86_LINKER struct bionic_sigaction { - char nop; + union { + __sighandler_t _sa_handler; + void(* _sa_sigaction) (int, siginfo_t *, void *); + } _u; + sigset_t sa_mask; + unsigned long sa_flags; + void(* sa_restorer) (void); }; +#else +# error "not implemented for this platform" +#endif // Stuff that doesn't exist in glibc @@ -155,8 +166,25 @@ bionic_readdir_r(DIR *dirp, struct bionic_dirent *entry, struct bionic_dirent ** int bionic_sigaction(int sig, const struct bionic_sigaction *restrict act, struct bionic_sigaction *restrict oact) { - // FIXME: implement - return 0; + assert(act); + + struct sigaction goact, gact = { + .sa_handler = act->_u._sa_handler, + .sa_mask = act->sa_mask, + .sa_flags = act->sa_flags, + .sa_restorer = act->sa_restorer, + }; + + const int ret = sigaction(sig, &gact, &goact); + + if (oact) { + oact->_u._sa_handler = goact.sa_handler; + oact->sa_mask = goact.sa_mask; + oact->sa_flags = goact.sa_flags; + oact->sa_restorer = goact.sa_restorer; + } + + return ret; } int |