summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
Diffstat
-rw-r--r--arch/microblaze/bits/signal.h1
-rw-r--r--arch/mips/bits/signal.h1
-rw-r--r--arch/mips/ksigaction.h5
-rw-r--r--arch/mips64/bits/signal.h1
-rw-r--r--arch/mips64/ksigaction.h2
-rw-r--r--arch/mipsn32/bits/signal.h1
-rw-r--r--arch/mipsn32/ksigaction.h2
-rw-r--r--arch/or1k/bits/signal.h1
-rw-r--r--arch/riscv64/bits/signal.h1
-rw-r--r--src/internal/ksigaction.h5
-rw-r--r--src/signal/mips/restore.s15
-rw-r--r--src/signal/mips64/restore.s11
-rw-r--r--src/signal/mipsn32/restore.s11
-rw-r--r--src/signal/sigaction.c5
14 files changed, 12 insertions, 50 deletions
diff --git a/arch/microblaze/bits/signal.h b/arch/microblaze/bits/signal.h
index 490f83bf..f25b7c6a 100644
--- a/arch/microblaze/bits/signal.h
+++ b/arch/microblaze/bits/signal.h
@@ -46,7 +46,6 @@ typedef struct __ucontext {
#define SA_RESTART 0x10000000
#define SA_NODEFER 0x40000000
#define SA_RESETHAND 0x80000000
-#define SA_RESTORER 0x04000000
#endif
diff --git a/arch/mips/bits/signal.h b/arch/mips/bits/signal.h
index 1b69e762..a3b3857a 100644
--- a/arch/mips/bits/signal.h
+++ b/arch/mips/bits/signal.h
@@ -66,7 +66,6 @@ typedef struct __ucontext {
#define SA_RESTART 0x10000000
#define SA_NODEFER 0x40000000
#define SA_RESETHAND 0x80000000
-#define SA_RESTORER 0x04000000
#undef SIG_BLOCK
#undef SIG_UNBLOCK
diff --git a/arch/mips/ksigaction.h b/arch/mips/ksigaction.h
index 63fdfab0..485abf75 100644
--- a/arch/mips/ksigaction.h
+++ b/arch/mips/ksigaction.h
@@ -4,10 +4,7 @@ struct k_sigaction {
unsigned flags;
void (*handler)(int);
unsigned long mask[4];
- /* The following field is past the end of the structure the
- * kernel will read or write, and exists only to avoid having
- * mips-specific preprocessor conditionals in sigaction.c. */
- void (*restorer)();
+ void *unused;
};
hidden void __restore(), __restore_rt();
diff --git a/arch/mips64/bits/signal.h b/arch/mips64/bits/signal.h
index 4f91c9fc..ffec7fd0 100644
--- a/arch/mips64/bits/signal.h
+++ b/arch/mips64/bits/signal.h
@@ -85,7 +85,6 @@ typedef struct __ucontext {
#define SA_RESTART 0x10000000
#define SA_NODEFER 0x40000000
#define SA_RESETHAND 0x80000000
-#define SA_RESTORER 0x04000000
#undef SIG_BLOCK
#undef SIG_UNBLOCK
diff --git a/arch/mips64/ksigaction.h b/arch/mips64/ksigaction.h
index c16e4731..b4d0fa5f 100644
--- a/arch/mips64/ksigaction.h
+++ b/arch/mips64/ksigaction.h
@@ -4,7 +4,7 @@ struct k_sigaction {
unsigned flags;
void (*handler)(int);
unsigned long mask[2];
- void (*restorer)();
+ void *unused;
};
hidden void __restore(), __restore_rt();
diff --git a/arch/mipsn32/bits/signal.h b/arch/mipsn32/bits/signal.h
index 4f91c9fc..ffec7fd0 100644
--- a/arch/mipsn32/bits/signal.h
+++ b/arch/mipsn32/bits/signal.h
@@ -85,7 +85,6 @@ typedef struct __ucontext {
#define SA_RESTART 0x10000000
#define SA_NODEFER 0x40000000
#define SA_RESETHAND 0x80000000
-#define SA_RESTORER 0x04000000
#undef SIG_BLOCK
#undef SIG_UNBLOCK
diff --git a/arch/mipsn32/ksigaction.h b/arch/mipsn32/ksigaction.h
index b565f1fc..485abf75 100644
--- a/arch/mipsn32/ksigaction.h
+++ b/arch/mipsn32/ksigaction.h
@@ -4,7 +4,7 @@ struct k_sigaction {
unsigned flags;
void (*handler)(int);
unsigned long mask[4];
- void (*restorer)();
+ void *unused;
};
hidden void __restore(), __restore_rt();
diff --git a/arch/or1k/bits/signal.h b/arch/or1k/bits/signal.h
index be576d1d..c45be676 100644
--- a/arch/or1k/bits/signal.h
+++ b/arch/or1k/bits/signal.h
@@ -43,7 +43,6 @@ typedef struct __ucontext {
#define SA_RESTART 0x10000000
#define SA_NODEFER 0x40000000
#define SA_RESETHAND 0x80000000
-#define SA_RESTORER 0x04000000
#endif
diff --git a/arch/riscv64/bits/signal.h b/arch/riscv64/bits/signal.h
index 287367db..fd6157a3 100644
--- a/arch/riscv64/bits/signal.h
+++ b/arch/riscv64/bits/signal.h
@@ -76,7 +76,6 @@ typedef struct __ucontext
#define SA_RESTART 0x10000000
#define SA_NODEFER 0x40000000
#define SA_RESETHAND 0x80000000
-#define SA_RESTORER 0x04000000
#endif
diff --git a/src/internal/ksigaction.h b/src/internal/ksigaction.h
index 8ebd5938..ef333f33 100644
--- a/src/internal/ksigaction.h
+++ b/src/internal/ksigaction.h
@@ -6,8 +6,13 @@
struct k_sigaction {
void (*handler)(int);
unsigned long flags;
+#ifdef SA_RESTORER
void (*restorer)(void);
+#endif
unsigned mask[2];
+#ifndef SA_RESTORER
+ void *unused;
+#endif
};
hidden void __restore(), __restore_rt();
diff --git a/src/signal/mips/restore.s b/src/signal/mips/restore.s
deleted file mode 100644
index b6dadce0..00000000
--- a/src/signal/mips/restore.s
+++ /dev/null
@@ -1,15 +0,0 @@
-.set noreorder
-
-.global __restore_rt
-.hidden __restore_rt
-.type __restore_rt,@function
-__restore_rt:
- li $2, 4193
- syscall
-
-.global __restore
-.hidden __restore
-.type __restore,@function
-__restore:
- li $2, 4119
- syscall
diff --git a/src/signal/mips64/restore.s b/src/signal/mips64/restore.s
deleted file mode 100644
index 401f8e73..00000000
--- a/src/signal/mips64/restore.s
+++ /dev/null
@@ -1,11 +0,0 @@
-.set noreorder
-.global __restore_rt
-.global __restore
-.hidden __restore_rt
-.hidden __restore
-.type __restore_rt,@function
-.type __restore,@function
-__restore_rt:
-__restore:
- li $2,5211
- syscall
diff --git a/src/signal/mipsn32/restore.s b/src/signal/mipsn32/restore.s
deleted file mode 100644
index 4cd4e1b4..00000000
--- a/src/signal/mipsn32/restore.s
+++ /dev/null
@@ -1,11 +0,0 @@
-.set noreorder
-.global __restore_rt
-.global __restore
-.hidden __restore_rt
-.hidden __restore
-.type __restore_rt,@function
-.type __restore,@function
-__restore_rt:
-__restore:
- li $2,6211
- syscall
diff --git a/src/signal/sigaction.c b/src/signal/sigaction.c
index 2203471b..e45308fa 100644
--- a/src/signal/sigaction.c
+++ b/src/signal/sigaction.c
@@ -44,8 +44,11 @@ int __libc_sigaction(int sig, const struct sigaction *restrict sa, struct sigact
}
}
ksa.handler = sa->sa_handler;
- ksa.flags = sa->sa_flags | SA_RESTORER;
+ ksa.flags = sa->sa_flags;
+#ifdef SA_RESTORER
+ ksa.flags |= SA_RESTORER;
ksa.restorer = (sa->sa_flags & SA_SIGINFO) ? __restore_rt : __restore;
+#endif
memcpy(&ksa.mask, &sa->sa_mask, _NSIG/8);
}
int r = __syscall(SYS_rt_sigaction, sig, sa?&ksa:0, old?&ksa_old:0, _NSIG/8);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-25 18:59:25 +0000