Fix mips build.
Tests still pass on arm/aarch64/x86/x86-64.
Change-Id: I6a17b5bca356dbc7273b5427c68d538c0dd6deed
diff --git a/libc/bionic/sys_shm.cpp b/libc/bionic/sys_shm.cpp
index 6f1b8f5..f780e04 100644
--- a/libc/bionic/sys_shm.cpp
+++ b/libc/bionic/sys_shm.cpp
@@ -32,15 +32,15 @@
#include <unistd.h>
void* shmat(int id, const void* address, int flags) {
-#if __i386__
+#if defined(SYS_shmat)
+ return reinterpret_cast<void*>(syscall(SYS_shmat, id, address, flags));
+#else
// See the kernel's ipc/syscall.c for the other side of this dance.
void* result = nullptr;
if (syscall(SYS_ipc, SHMAT, id, flags, &result, address, 0) == -1) {
return reinterpret_cast<void*>(-1);
}
return result;
-#else
- return reinterpret_cast<void*>(syscall(SYS_shmat, id, address, flags));
#endif
}
@@ -49,25 +49,25 @@
// Annoyingly, the kernel requires this for 32-bit but rejects it for 64-bit.
cmd |= IPC_64;
#endif
-#if __i386__
- return syscall(SYS_ipc, SHMCTL, id, cmd, 0, buf, 0);
-#else
+#if defined(SYS_shmctl)
return syscall(SYS_shmctl, id, cmd, buf);
+#else
+ return syscall(SYS_ipc, SHMCTL, id, cmd, 0, buf, 0);
#endif
}
int shmdt(const void* address) {
-#if __i386__
- return syscall(SYS_ipc, SHMDT, 0, 0, 0, address, 0);
-#else
+#if defined(SYS_shmdt)
return syscall(SYS_shmdt, address);
+#else
+ return syscall(SYS_ipc, SHMDT, 0, 0, 0, address, 0);
#endif
}
int shmget(key_t key, size_t size, int flags) {
-#if __i386__
- return syscall(SYS_ipc, SHMGET, key, size, flags, 0, 0);
-#else
+#if defined(SYS_shmget)
return syscall(SYS_shmget, key, size, flags);
+#else
+ return syscall(SYS_ipc, SHMGET, key, size, flags, 0, 0);
#endif
}