fix broken atomic store on powerpc[64]

[musl] / arch / powerpc / bits / signal.h

diff --git a/arch/powerpc/bits/signal.h b/arch/powerpc/bits/signal.h
index 7ee38fb..06efb11 100644 (file)
--- a/arch/powerpc/bits/signal.h
+++ b/arch/powerpc/bits/signal.h
@@ -1,9 +1,14 @@
 #if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
  || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
 
+#if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
+#define MINSIGSTKSZ 4096
+#define SIGSTKSZ 10240
+#endif
+
 #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
 
-typedef unsigned long gregset_t[48];
+typedef unsigned long greg_t, gregset_t[48];
 
 typedef struct {
        double fpregs[32];
@@ -18,8 +23,7 @@ typedef struct {
        unsigned vscr;
 } vrregset_t;
 
-struct sigcontext
-{
+struct sigcontext {
        unsigned long _unused[4];
        int signal;
        unsigned long handler;
@@ -49,6 +53,12 @@ typedef struct {
 
 #endif
 
+struct sigaltstack {
+       void *ss_sp;
+       int ss_flags;
+       size_t ss_size;
+};
+
 typedef struct __ucontext {
        unsigned long uc_flags;
        struct __ucontext *uc_link;
@@ -77,7 +87,7 @@ typedef struct __ucontext {
 #define SIGILL    4
 #define SIGTRAP   5
 #define SIGABRT   6
-#define SIGIOT    6
+#define SIGIOT    SIGABRT
 #define SIGBUS    7
 #define SIGFPE    8
 #define SIGKILL   9