Changes in uspace/lib/posix/signal.h [823a929:1a552fd] in mainline

File:

• uspace/lib/posix/signal.h (modified) (4 diffs)

uspace/lib/posix/signal.h

@@ -37 +37 @@
 
 #include "libc/errno.h"
+#include "sys/types.h"
 
 /* HelenOS doesn't have signals, so calls to functions of this header
@@ -51 +52 @@
 #undef SIG_ERR
 #define SIG_ERR ((void (*)(int)) 0)
+#undef SIG_HOLD
+#define SIG_HOLD ((void (*)(int)) 0)
 #undef SIG_IGN
 #define SIG_IGN ((void (*)(int)) 0)
@@ -59 +62 @@
 
 typedef int posix_sig_atomic_t;
+typedef int posix_sigset_t;
+typedef struct posix_mcontext {
+        // FIXME: should not be empty to avoid compiler warnings (-pedantic)
+        int dummy;
+} posix_mcontext_t;
+
+union posix_sigval {
+        int sival_int;
+        void *sival_ptr;
+};
+
+struct posix_sigevent {
+        int sigev_notify; /* Notification type. */
+        int sigev_signo; /* Signal number. */
+        union posix_sigval sigev_value; /* Signal value. */
+        void (*sigev_notify_function)(union posix_sigval); /* Notification function. */
+        posix_thread_attr_t *sigev_notify_attributes; /* Notification attributes. */
+};
+
+typedef struct {
+        int si_signo;
+        int si_code;
+
+        int si_errno;
+
+        pid_t si_pid;
+        uid_t si_uid;
+        void *si_addr;
+        int si_status;
+
+        long si_band;
+
+        union posix_sigval si_value;
+} posix_siginfo_t;
+
+struct posix_sigaction {
+        void (*sa_handler)(int);
+        posix_sigset_t sa_mask;
+        int sa_flags;
+        void (*sa_sigaction)(int, posix_siginfo_t *, void *);
+};
+
+typedef struct {
+        void *ss_sp;
+        size_t ss_size;
+        int ss_flags;
+} posix_stack_t;
+
+typedef struct posix_ucontext {
+        struct posix_ucontext *uc_link;
+        posix_sigset_t uc_sigmask;
+        posix_stack_t uc_stack;
+        posix_mcontext_t uc_mcontext;
+} posix_ucontext_t;
+
+
+/* Values of posix_sigevent::sigev_notify */
+#undef SIGEV_NONE
+#define SIGEV_NONE 0
+#undef SIGEV_SIGNAL
+#define SIGEV_SIGNAL 0
+#undef SIGEV_THREAD
+#define SIGEV_THREAD 0
+
+#undef SIGRT_MIN
+#define SIGRT_MIN 0
+#undef SIGRT_MAX
+#define SIGRT_MAX 0
+
+#undef SIG_BLOCK
+#define SIG_BLOCK 0
+#undef SIG_UNBLOCK
+#define SIG_UNBLOCK 0
+#undef SIG_SETMASK
+#define SIG_SETMASK 0
+
+#undef SA_NOCLDSTOP
+#define SA_NOCLDSTOP 0
+#undef SA_ONSTACK
+#define SA_ONSTACK 0
+#undef SA_RESETHAND
+#define SA_RESETHAND 0
+#undef SA_RESTART
+#define SA_RESTART 0
+#undef SA_SIGINFO
+#define SA_SIGINFO 0
+#undef SA_NOCLDWAIT
+#define SA_NOCLDWAIT 0
+#undef SA_NODEFER
+#define SA_NODEFER 0
+
+#undef SS_ONSTACK
+#define SS_ONSTACK 0
+#undef SS_DISABLE
+#define SS_DISABLE 0
+
+#undef MINSIGSTKSZ
+#define MINSIGSTKSZ 0
+#undef SIGSTKSZ
+#define SIGSTKSZ 0
 
 /* full POSIX set */
@@ -92 +195 @@
 };
 
+/* Just declared to avoid compiler warnings. */
+extern int posix_sigemptyset(posix_sigset_t *set);
+extern int posix_sigprocmask(int how, const posix_sigset_t *restrict set,
+    posix_sigset_t *restrict oset);
+
 #ifndef LIBPOSIX_INTERNAL
         #define sig_atomic_t posix_sig_atomic_t
+        #define sigset_t posix_sigset_t
+        #define sigval posix_sigval
+        #define sigevent posix_sigevent
+        #define sigaction posix_sigaction
+        #define mcontext_t posix_mcontext_t
+        #define ucontext_t posix_ucontext_t
+        #define stack_t posix_stack_t
+        #define siginfo_t posix_siginfo_t
+        #define sigemptyset posix_sigemptyset
+        #define sigprocmask posix_sigprocmask
 #endif