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-rw-r--r--libc/sysdeps/linux/arm/sigaction.c4
-rw-r--r--libc/sysdeps/linux/i386/sigaction.c3
-rw-r--r--libc/sysdeps/linux/mips/sigaction.c49
-rw-r--r--libc/sysdeps/linux/x86_64/sigaction.c3
4 files changed, 31 insertions, 28 deletions
diff --git a/libc/sysdeps/linux/arm/sigaction.c b/libc/sysdeps/linux/arm/sigaction.c
index a2d27eb5a..c2f79c337 100644
--- a/libc/sysdeps/linux/arm/sigaction.c
+++ b/libc/sysdeps/linux/arm/sigaction.c
@@ -127,6 +127,8 @@ int __libc_sigaction (int sig, const struct sigaction *act, struct sigaction *oa
}
#endif
+
+#ifndef LIBC_SIGACTION
hidden_weak_alias(__libc_sigaction,__sigaction)
weak_alias(__libc_sigaction,sigaction)
-
+#endif
diff --git a/libc/sysdeps/linux/i386/sigaction.c b/libc/sysdeps/linux/i386/sigaction.c
index 2e50284b2..335fc9a27 100644
--- a/libc/sysdeps/linux/i386/sigaction.c
+++ b/libc/sysdeps/linux/i386/sigaction.c
@@ -119,8 +119,11 @@ int __libc_sigaction (int sig, const struct sigaction *act, struct sigaction *oa
}
#endif
+
+#ifndef LIBC_SIGACTION
hidden_weak_alias(__libc_sigaction,__sigaction)
weak_alias(__libc_sigaction,sigaction)
+#endif
diff --git a/libc/sysdeps/linux/mips/sigaction.c b/libc/sysdeps/linux/mips/sigaction.c
index dfc259801..37637093f 100644
--- a/libc/sysdeps/linux/mips/sigaction.c
+++ b/libc/sysdeps/linux/mips/sigaction.c
@@ -37,22 +37,17 @@ int __libc_sigaction (int sig, const struct sigaction *act, struct sigaction *oa
int result;
struct kernel_sigaction kact, koact;
-#ifdef SIGCANCEL
- if (sig == SIGCANCEL) {
- __set_errno (EINVAL);
- return -1;
- }
-#endif
-
if (act) {
kact.k_sa_handler = act->sa_handler;
- __memcpy (&kact.sa_mask, &act->sa_mask, sizeof (kact.sa_mask));
+ memcpy (&kact.sa_mask, &act->sa_mask, sizeof (kact.sa_mask));
kact.sa_flags = act->sa_flags;
-
- kact.sa_flags = act->sa_flags | SA_RESTORER;
-#ifdef HAVE_SA_RESTORER
+# ifdef HAVE_SA_RESTORER
+# if _MIPS_SIM == _ABIO32
kact.sa_restorer = act->sa_restorer;
-#endif
+# else
+ kact.sa_restorer = &restore_rt;
+# endif
+# endif
}
/* XXX The size argument hopefully will have to be changed to the
@@ -62,11 +57,11 @@ int __libc_sigaction (int sig, const struct sigaction *act, struct sigaction *oa
if (oact && result >= 0) {
oact->sa_handler = koact.k_sa_handler;
- __memcpy (&oact->sa_mask, &koact.sa_mask, sizeof (oact->sa_mask));
+ memcpy (&oact->sa_mask, &koact.sa_mask, sizeof (oact->sa_mask));
oact->sa_flags = koact.sa_flags;
-#ifdef HAVE_SA_RESTORER
+# ifdef HAVE_SA_RESTORER
oact->sa_restorer = koact.sa_restorer;
-#endif
+# endif
}
return result;
}
@@ -82,20 +77,17 @@ int __libc_sigaction (int sig, const struct sigaction *act, struct sigaction *oa
int result;
struct old_kernel_sigaction kact, koact;
-#ifdef SIGCANCEL
- if (sig == SIGCANCEL) {
- __set_errno (EINVAL);
- return -1;
- }
-#endif
-
if (act) {
kact.k_sa_handler = act->sa_handler;
kact.sa_mask = act->sa_mask.__val[0];
- kact.sa_flags = act->sa_flags | SA_RESTORER;
-#ifdef HAVE_SA_RESTORER
+ kact.sa_flags = act->sa_flags;
+# ifdef HAVE_SA_RESTORER
+# if _MIPS_SIM == _ABIO32
kact.sa_restorer = act->sa_restorer;
-#endif
+# else
+ kact.sa_restorer = &restore_rt;
+# endif
+# endif
}
result = __syscall_sigaction(sig, act ? __ptrvalue (&kact) : NULL,
@@ -110,13 +102,16 @@ int __libc_sigaction (int sig, const struct sigaction *act, struct sigaction *oa
oact->sa_handler = koact.k_sa_handler;
oact->sa_mask.__val[0] = koact.sa_mask;
oact->sa_flags = koact.sa_flags;
-#ifdef HAVE_SA_RESTORER
+# ifdef HAVE_SA_RESTORER
oact->sa_restorer = koact.sa_restorer;
-#endif
+# endif
}
return result;
}
#endif
+
+#ifndef LIBC_SIGACTION
hidden_weak_alias(__libc_sigaction,__sigaction)
weak_alias(__libc_sigaction,sigaction)
+#endif
diff --git a/libc/sysdeps/linux/x86_64/sigaction.c b/libc/sysdeps/linux/x86_64/sigaction.c
index 41f9a8c8e..250c8b5c6 100644
--- a/libc/sysdeps/linux/x86_64/sigaction.c
+++ b/libc/sysdeps/linux/x86_64/sigaction.c
@@ -119,8 +119,11 @@ __libc_sigaction (int sig, const struct sigaction *act, struct sigaction *oact)
return result;
}
#endif
+
+#ifndef LIBC_SIGACTION
hidden_weak_alias(__libc_sigaction,__sigaction)
weak_alias(__libc_sigaction,sigaction)
+#endif
/* NOTE: Please think twice before making any changes to the bits of
code below. GDB needs some intimate knowledge about it to