configure: replace -Os with equivalent based on -O2

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

diff --git a/arch/powerpc/bits/signal.h b/arch/powerpc/bits/signal.h
index c073cd2..c1bf3ca 100644 (file)
--- a/arch/powerpc/bits/signal.h
+++ b/arch/powerpc/bits/signal.h
@@ -1,6 +1,11 @@
 #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 greg_t, gregset_t[48];
@@ -18,13 +23,12 @@ typedef struct {
        unsigned vscr;
 } vrregset_t;
 
-struct sigcontext
-{
+struct sigcontext {
        unsigned long _unused[4];
        int signal;
        unsigned long handler;
        unsigned long oldmask;
-       void *regs;
+       struct pt_regs *regs;
 };
 
 typedef struct {
@@ -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;