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linux-uclibc: Fix build error
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taiki-e committed Dec 1, 2023
1 parent 35e7c22 commit 5b2ff82
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Showing 5 changed files with 365 additions and 0 deletions.
Original file line number Diff line number Diff line change
@@ -0,0 +1,73 @@
diff --git a/src/unix/linux_like/linux/uclibc/mod.rs b/src/unix/linux_like/linux/uclibc/mod.rs
index 4afb98e95..67d5ba1b3 100644
--- a/src/unix/linux_like/linux/uclibc/mod.rs
+++ b/src/unix/linux_like/linux/uclibc/mod.rs
@@ -107,6 +107,68 @@ struct siginfo_si_value {
}
}

+cfg_if! {
+ if #[cfg(libc_union)] {
+ // Internal, for casts to access union fields
+ #[repr(C)]
+ struct sifields_sigchld {
+ si_pid: ::pid_t,
+ si_uid: ::uid_t,
+ si_status: ::c_int,
+ si_utime: ::c_long,
+ si_stime: ::c_long,
+ }
+ impl ::Copy for sifields_sigchld {}
+ impl ::Clone for sifields_sigchld {
+ fn clone(&self) -> sifields_sigchld {
+ *self
+ }
+ }
+
+ // Internal, for casts to access union fields
+ #[repr(C)]
+ union sifields {
+ _align_pointer: *mut ::c_void,
+ sigchld: sifields_sigchld,
+ }
+
+ // Internal, for casts to access union fields. Note that some variants
+ // of sifields start with a pointer, which makes the alignment of
+ // sifields vary on 32-bit and 64-bit architectures.
+ #[repr(C)]
+ struct siginfo_f {
+ _siginfo_base: [::c_int; 3],
+ sifields: sifields,
+ }
+
+ impl siginfo_t {
+ unsafe fn sifields(&self) -> &sifields {
+ &(*(self as *const siginfo_t as *const siginfo_f)).sifields
+ }
+
+ pub unsafe fn si_pid(&self) -> ::pid_t {
+ self.sifields().sigchld.si_pid
+ }
+
+ pub unsafe fn si_uid(&self) -> ::uid_t {
+ self.sifields().sigchld.si_uid
+ }
+
+ pub unsafe fn si_status(&self) -> ::c_int {
+ self.sifields().sigchld.si_status
+ }
+
+ pub unsafe fn si_utime(&self) -> ::c_long {
+ self.sifields().sigchld.si_utime
+ }
+
+ pub unsafe fn si_stime(&self) -> ::c_long {
+ self.sifields().sigchld.si_stime
+ }
+ }
+ }
+}
+
pub const MCL_CURRENT: ::c_int = 0x0001;
pub const MCL_FUTURE: ::c_int = 0x0002;
pub const MCL_ONFAULT: ::c_int = 0x0004;
73 changes: 73 additions & 0 deletions docker/test-base/patches/libc+armv7-unknown-linux-uclibceabi.diff
Original file line number Diff line number Diff line change
@@ -0,0 +1,73 @@
diff --git a/src/unix/linux_like/linux/uclibc/mod.rs b/src/unix/linux_like/linux/uclibc/mod.rs
index 4afb98e95..67d5ba1b3 100644
--- a/src/unix/linux_like/linux/uclibc/mod.rs
+++ b/src/unix/linux_like/linux/uclibc/mod.rs
@@ -107,6 +107,68 @@ struct siginfo_si_value {
}
}

+cfg_if! {
+ if #[cfg(libc_union)] {
+ // Internal, for casts to access union fields
+ #[repr(C)]
+ struct sifields_sigchld {
+ si_pid: ::pid_t,
+ si_uid: ::uid_t,
+ si_status: ::c_int,
+ si_utime: ::c_long,
+ si_stime: ::c_long,
+ }
+ impl ::Copy for sifields_sigchld {}
+ impl ::Clone for sifields_sigchld {
+ fn clone(&self) -> sifields_sigchld {
+ *self
+ }
+ }
+
+ // Internal, for casts to access union fields
+ #[repr(C)]
+ union sifields {
+ _align_pointer: *mut ::c_void,
+ sigchld: sifields_sigchld,
+ }
+
+ // Internal, for casts to access union fields. Note that some variants
+ // of sifields start with a pointer, which makes the alignment of
+ // sifields vary on 32-bit and 64-bit architectures.
+ #[repr(C)]
+ struct siginfo_f {
+ _siginfo_base: [::c_int; 3],
+ sifields: sifields,
+ }
+
+ impl siginfo_t {
+ unsafe fn sifields(&self) -> &sifields {
+ &(*(self as *const siginfo_t as *const siginfo_f)).sifields
+ }
+
+ pub unsafe fn si_pid(&self) -> ::pid_t {
+ self.sifields().sigchld.si_pid
+ }
+
+ pub unsafe fn si_uid(&self) -> ::uid_t {
+ self.sifields().sigchld.si_uid
+ }
+
+ pub unsafe fn si_status(&self) -> ::c_int {
+ self.sifields().sigchld.si_status
+ }
+
+ pub unsafe fn si_utime(&self) -> ::c_long {
+ self.sifields().sigchld.si_utime
+ }
+
+ pub unsafe fn si_stime(&self) -> ::c_long {
+ self.sifields().sigchld.si_stime
+ }
+ }
+ }
+}
+
pub const MCL_CURRENT: ::c_int = 0x0001;
pub const MCL_FUTURE: ::c_int = 0x0002;
pub const MCL_ONFAULT: ::c_int = 0x0004;
Original file line number Diff line number Diff line change
@@ -0,0 +1,73 @@
diff --git a/src/unix/linux_like/linux/uclibc/mod.rs b/src/unix/linux_like/linux/uclibc/mod.rs
index 4afb98e95..67d5ba1b3 100644
--- a/src/unix/linux_like/linux/uclibc/mod.rs
+++ b/src/unix/linux_like/linux/uclibc/mod.rs
@@ -107,6 +107,68 @@ struct siginfo_si_value {
}
}

+cfg_if! {
+ if #[cfg(libc_union)] {
+ // Internal, for casts to access union fields
+ #[repr(C)]
+ struct sifields_sigchld {
+ si_pid: ::pid_t,
+ si_uid: ::uid_t,
+ si_status: ::c_int,
+ si_utime: ::c_long,
+ si_stime: ::c_long,
+ }
+ impl ::Copy for sifields_sigchld {}
+ impl ::Clone for sifields_sigchld {
+ fn clone(&self) -> sifields_sigchld {
+ *self
+ }
+ }
+
+ // Internal, for casts to access union fields
+ #[repr(C)]
+ union sifields {
+ _align_pointer: *mut ::c_void,
+ sigchld: sifields_sigchld,
+ }
+
+ // Internal, for casts to access union fields. Note that some variants
+ // of sifields start with a pointer, which makes the alignment of
+ // sifields vary on 32-bit and 64-bit architectures.
+ #[repr(C)]
+ struct siginfo_f {
+ _siginfo_base: [::c_int; 3],
+ sifields: sifields,
+ }
+
+ impl siginfo_t {
+ unsafe fn sifields(&self) -> &sifields {
+ &(*(self as *const siginfo_t as *const siginfo_f)).sifields
+ }
+
+ pub unsafe fn si_pid(&self) -> ::pid_t {
+ self.sifields().sigchld.si_pid
+ }
+
+ pub unsafe fn si_uid(&self) -> ::uid_t {
+ self.sifields().sigchld.si_uid
+ }
+
+ pub unsafe fn si_status(&self) -> ::c_int {
+ self.sifields().sigchld.si_status
+ }
+
+ pub unsafe fn si_utime(&self) -> ::c_long {
+ self.sifields().sigchld.si_utime
+ }
+
+ pub unsafe fn si_stime(&self) -> ::c_long {
+ self.sifields().sigchld.si_stime
+ }
+ }
+ }
+}
+
pub const MCL_CURRENT: ::c_int = 0x0001;
pub const MCL_FUTURE: ::c_int = 0x0002;
pub const MCL_ONFAULT: ::c_int = 0x0004;
73 changes: 73 additions & 0 deletions docker/test-base/patches/libc+mips-unknown-linux-uclibc.diff
Original file line number Diff line number Diff line change
@@ -0,0 +1,73 @@
diff --git a/src/unix/linux_like/linux/uclibc/mod.rs b/src/unix/linux_like/linux/uclibc/mod.rs
index 4afb98e95..67d5ba1b3 100644
--- a/src/unix/linux_like/linux/uclibc/mod.rs
+++ b/src/unix/linux_like/linux/uclibc/mod.rs
@@ -107,6 +107,68 @@ struct siginfo_si_value {
}
}

+cfg_if! {
+ if #[cfg(libc_union)] {
+ // Internal, for casts to access union fields
+ #[repr(C)]
+ struct sifields_sigchld {
+ si_pid: ::pid_t,
+ si_uid: ::uid_t,
+ si_status: ::c_int,
+ si_utime: ::c_long,
+ si_stime: ::c_long,
+ }
+ impl ::Copy for sifields_sigchld {}
+ impl ::Clone for sifields_sigchld {
+ fn clone(&self) -> sifields_sigchld {
+ *self
+ }
+ }
+
+ // Internal, for casts to access union fields
+ #[repr(C)]
+ union sifields {
+ _align_pointer: *mut ::c_void,
+ sigchld: sifields_sigchld,
+ }
+
+ // Internal, for casts to access union fields. Note that some variants
+ // of sifields start with a pointer, which makes the alignment of
+ // sifields vary on 32-bit and 64-bit architectures.
+ #[repr(C)]
+ struct siginfo_f {
+ _siginfo_base: [::c_int; 3],
+ sifields: sifields,
+ }
+
+ impl siginfo_t {
+ unsafe fn sifields(&self) -> &sifields {
+ &(*(self as *const siginfo_t as *const siginfo_f)).sifields
+ }
+
+ pub unsafe fn si_pid(&self) -> ::pid_t {
+ self.sifields().sigchld.si_pid
+ }
+
+ pub unsafe fn si_uid(&self) -> ::uid_t {
+ self.sifields().sigchld.si_uid
+ }
+
+ pub unsafe fn si_status(&self) -> ::c_int {
+ self.sifields().sigchld.si_status
+ }
+
+ pub unsafe fn si_utime(&self) -> ::c_long {
+ self.sifields().sigchld.si_utime
+ }
+
+ pub unsafe fn si_stime(&self) -> ::c_long {
+ self.sifields().sigchld.si_stime
+ }
+ }
+ }
+}
+
pub const MCL_CURRENT: ::c_int = 0x0001;
pub const MCL_FUTURE: ::c_int = 0x0002;
pub const MCL_ONFAULT: ::c_int = 0x0004;
73 changes: 73 additions & 0 deletions docker/test-base/patches/libc+mipsel-unknown-linux-uclibc.diff
Original file line number Diff line number Diff line change
@@ -0,0 +1,73 @@
diff --git a/src/unix/linux_like/linux/uclibc/mod.rs b/src/unix/linux_like/linux/uclibc/mod.rs
index 4afb98e95..67d5ba1b3 100644
--- a/src/unix/linux_like/linux/uclibc/mod.rs
+++ b/src/unix/linux_like/linux/uclibc/mod.rs
@@ -107,6 +107,68 @@ struct siginfo_si_value {
}
}

+cfg_if! {
+ if #[cfg(libc_union)] {
+ // Internal, for casts to access union fields
+ #[repr(C)]
+ struct sifields_sigchld {
+ si_pid: ::pid_t,
+ si_uid: ::uid_t,
+ si_status: ::c_int,
+ si_utime: ::c_long,
+ si_stime: ::c_long,
+ }
+ impl ::Copy for sifields_sigchld {}
+ impl ::Clone for sifields_sigchld {
+ fn clone(&self) -> sifields_sigchld {
+ *self
+ }
+ }
+
+ // Internal, for casts to access union fields
+ #[repr(C)]
+ union sifields {
+ _align_pointer: *mut ::c_void,
+ sigchld: sifields_sigchld,
+ }
+
+ // Internal, for casts to access union fields. Note that some variants
+ // of sifields start with a pointer, which makes the alignment of
+ // sifields vary on 32-bit and 64-bit architectures.
+ #[repr(C)]
+ struct siginfo_f {
+ _siginfo_base: [::c_int; 3],
+ sifields: sifields,
+ }
+
+ impl siginfo_t {
+ unsafe fn sifields(&self) -> &sifields {
+ &(*(self as *const siginfo_t as *const siginfo_f)).sifields
+ }
+
+ pub unsafe fn si_pid(&self) -> ::pid_t {
+ self.sifields().sigchld.si_pid
+ }
+
+ pub unsafe fn si_uid(&self) -> ::uid_t {
+ self.sifields().sigchld.si_uid
+ }
+
+ pub unsafe fn si_status(&self) -> ::c_int {
+ self.sifields().sigchld.si_status
+ }
+
+ pub unsafe fn si_utime(&self) -> ::c_long {
+ self.sifields().sigchld.si_utime
+ }
+
+ pub unsafe fn si_stime(&self) -> ::c_long {
+ self.sifields().sigchld.si_stime
+ }
+ }
+ }
+}
+
pub const MCL_CURRENT: ::c_int = 0x0001;
pub const MCL_FUTURE: ::c_int = 0x0002;
pub const MCL_ONFAULT: ::c_int = 0x0004;

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