gnu: Update struct msqid_ds for 64-bit time

References:

Common definition for _TIME_BITS=64
https://github.com/bminor/glibc/blob/e78caeb4ff812ae19d24d65f4d4d48508154277b/sysdeps/unix/sysv/linux/bits/types/struct_msqid64_ds_helper.h

Generic implementation used by x86 and arm:
https://github.com/bminor/glibc/blob/e78caeb4ff812ae19d24d65f4d4d48508154277b/sysdeps/unix/sysv/linux/bits/types/struct_msqid_ds.h

PowerPC:
https://github.com/bminor/glibc/blob/e78caeb4ff812ae19d24d65f4d4d48508154277b/sysdeps/unix/sysv/linux/powerpc/bits/types/struct_msqid_ds.h

MIPS:
https://github.com/bminor/glibc/blob/e78caeb4ff812ae19d24d65f4d4d48508154277b/sysdeps/unix/sysv/linux/mips/bits/types/struct_msqid_ds.h

SPARC:
https://github.com/bminor/glibc/blob/e78caeb4ff812ae19d24d65f4d4d48508154277b/sysdeps/unix/sysv/linux/sparc/bits/types/struct_msqid_ds.h

(backport <rust-lang#4433>)
(cherry picked from commit bb5a84a)

Author: snogge

src/unix/linux_like/linux/gnu/b32/arm/mod.rs

@@ -133,10 +133,13 @@ s! {
     pub struct msqid_ds {
         pub msg_perm: crate::ipc_perm,
         pub msg_stime: crate::time_t,
+        #[cfg(not(gnu_time_bits64))]
         __glibc_reserved1: c_ulong,
         pub msg_rtime: crate::time_t,
+        #[cfg(not(gnu_time_bits64))]
         __glibc_reserved2: c_ulong,
         pub msg_ctime: crate::time_t,
+        #[cfg(not(gnu_time_bits64))]
         __glibc_reserved3: c_ulong,
         pub __msg_cbytes: c_ulong,
         pub msg_qnum: crate::msgqnum_t,

src/unix/linux_like/linux/gnu/b32/mips/mod.rs

@@ -161,22 +161,22 @@ s! {
 
     pub struct msqid_ds {
         pub msg_perm: crate::ipc_perm,
-        #[cfg(target_endian = "big")]
+        #[cfg(all(not(gnu_time_bits64), target_endian = "big"))]
         __glibc_reserved1: c_ulong,
         pub msg_stime: crate::time_t,
-        #[cfg(target_endian = "little")]
+        #[cfg(all(not(gnu_time_bits64), target_endian = "little"))]
         __glibc_reserved1: c_ulong,
-        #[cfg(target_endian = "big")]
+        #[cfg(all(not(gnu_time_bits64), target_endian = "big"))]
         __glibc_reserved2: c_ulong,
         pub msg_rtime: crate::time_t,
-        #[cfg(target_endian = "little")]
+        #[cfg(all(not(gnu_time_bits64), target_endian = "little"))]
         __glibc_reserved2: c_ulong,
-        #[cfg(target_endian = "big")]
+        #[cfg(all(not(gnu_time_bits64), target_endian = "big"))]
         __glibc_reserved3: c_ulong,
         pub msg_ctime: crate::time_t,
         #[cfg(target_endian = "little")]
         __glibc_reserved3: c_ulong,
-        pub __msg_cbytes: c_ulong,
+        __msg_cbytes: c_ulong,
         pub msg_qnum: crate::msgqnum_t,
         pub msg_qbytes: crate::msglen_t,
         pub msg_lspid: crate::pid_t,

src/unix/linux_like/linux/gnu/b32/powerpc.rs

@@ -160,10 +160,13 @@ s! {
 
     pub struct msqid_ds {
         pub msg_perm: crate::ipc_perm,
+        #[cfg(not(gnu_time_bits64))]
         __glibc_reserved1: c_uint,
         pub msg_stime: crate::time_t,
+        #[cfg(not(gnu_time_bits64))]
         __glibc_reserved2: c_uint,
         pub msg_rtime: crate::time_t,
+        #[cfg(not(gnu_time_bits64))]
         __glibc_reserved3: c_uint,
         pub msg_ctime: crate::time_t,
         pub __msg_cbytes: c_ulong,

src/unix/linux_like/linux/gnu/b32/sparc/mod.rs

@@ -176,19 +176,22 @@ s! {
 
     pub struct msqid_ds {
         pub msg_perm: crate::ipc_perm,
+        #[cfg(not(gnu_time_bits64))]
         __pad1: c_uint,
         pub msg_stime: crate::time_t,
+        #[cfg(not(gnu_time_bits64))]
         __pad2: c_uint,
         pub msg_rtime: crate::time_t,
+        #[cfg(not(gnu_time_bits64))]
         __pad3: c_uint,
         pub msg_ctime: crate::time_t,
-        pub __msg_cbytes: c_ushort,
+        pub __msg_cbytes: c_ulong,
         pub msg_qnum: crate::msgqnum_t,
         pub msg_qbytes: crate::msglen_t,
         pub msg_lspid: crate::pid_t,
         pub msg_lrpid: crate::pid_t,
-        __glibc_reserved1: c_ulong,
-        __glibc_reserved2: c_ulong,
+        __glibc_reserved4: c_ulong,
+        __glibc_reserved5: c_ulong,
     }
 }
 

src/unix/linux_like/linux/gnu/b32/x86/mod.rs

@@ -207,10 +207,13 @@ s! {
     pub struct msqid_ds {
         pub msg_perm: crate::ipc_perm,
         pub msg_stime: crate::time_t,
+        #[cfg(not(gnu_time_bits64))]
         __glibc_reserved1: c_ulong,
         pub msg_rtime: crate::time_t,
+        #[cfg(not(gnu_time_bits64))]
         __glibc_reserved2: c_ulong,
         pub msg_ctime: crate::time_t,
+        #[cfg(not(gnu_time_bits64))]
         __glibc_reserved3: c_ulong,
         pub __msg_cbytes: c_ulong,
         pub msg_qnum: crate::msgqnum_t,