Auto merge of #2252 - devnexen:semctl_api_completion_linu, r=JohnTitor

linux adding semid_ds struct and seminfo incidently.

close #2002

Author: bors

libc-test/semver/linux-gnu.txt

@@ -566,6 +566,8 @@ pthread_setname_np
 pututxline
 pwritev2
 qsort_r
+semid_ds
+seminfo
 setutxent
 setxattr
 sgetspent_r

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

@@ -14,6 +14,7 @@ pub type __u64 = ::c_ulonglong;
 pub type __fsword_t = i32;
 pub type fsblkcnt64_t = u64;
 pub type fsfilcnt64_t = u64;
+pub type __syscall_ulong_t = ::c_ulong;
 
 cfg_if! {
     if #[cfg(target_arch = "riscv32")] {
@@ -138,6 +139,23 @@ s! {
         pub imr_address: ::in_addr,
         pub imr_ifindex: ::c_int,
     }
+
+    pub struct semid_ds {
+        pub sem_perm: ipc_perm,
+        #[cfg(target_arch = "powerpc")]
+        __reserved: ::__syscall_ulong_t,
+        pub sem_otime: ::time_t,
+        #[cfg(not(any(target_arch = "mips", target_arch = "powerpc")))]
+        __reserved: ::__syscall_ulong_t,
+        #[cfg(target_arch = "powerpc")]
+        __reserved2: ::__syscall_ulong_t,
+        pub sem_ctime: ::time_t,
+        #[cfg(not(any(target_arch = "mips", target_arch = "powerpc")))]
+        __reserved2: ::__syscall_ulong_t,
+        pub sem_nsems: ::__syscall_ulong_t,
+        __glibc_reserved3: ::__syscall_ulong_t,
+        __glibc_reserved4: ::__syscall_ulong_t,
+    }
 }
 
 pub const POSIX_FADV_DONTNEED: ::c_int = 4;

src/unix/linux_like/linux/gnu/b64/mod.rs

@@ -9,6 +9,11 @@ pub type msglen_t = u64;
 pub type fsblkcnt_t = u64;
 pub type fsfilcnt_t = u64;
 pub type rlim_t = u64;
+#[cfg(all(target_arch = "x86_64", target_pointer_width = "32"))]
+pub type __syscall_ulong_t = ::c_ulonglong;
+#[cfg(not(all(target_arch = "x86_64", target_pointer_width = "32")))]
+pub type __syscall_ulong_t = ::c_ulong;
+
 cfg_if! {
     if #[cfg(all(target_arch = "aarch64", target_pointer_width = "32"))] {
         pub type clock_t = i32;
@@ -60,6 +65,28 @@ s! {
         __glibc_reserved5: u64,
     }
 
+    pub struct semid_ds {
+        pub sem_perm: ipc_perm,
+        pub sem_otime: ::time_t,
+        #[cfg(not(any(
+            target_arch = "aarch64",
+            target_arch = "mips64",
+            target_arch = "powerpc64",
+            target_arch = "riscv64",
+            target_arch = "sparc64")))]
+        __reserved: ::__syscall_ulong_t,
+        pub sem_ctime: ::time_t,
+        #[cfg(not(any(
+            target_arch = "aarch64",
+            target_arch = "mips64",
+            target_arch = "powerpc64",
+            target_arch = "riscv64",
+            target_arch = "sparc64")))]
+        __reserved2: ::__syscall_ulong_t,
+        pub sem_nsems: ::__syscall_ulong_t,
+        __glibc_reserved3: ::__syscall_ulong_t,
+        __glibc_reserved4: ::__syscall_ulong_t,
+    }
 }
 
 pub const RLIM_INFINITY: ::rlim_t = !0;

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

@@ -313,6 +313,19 @@ s! {
         pub ch_size: ::Elf32_Word,
         pub ch_addralign: ::Elf32_Word,
     }
+
+    pub struct seminfo {
+        pub semmap: ::c_int,
+        pub semmni: ::c_int,
+        pub semmns: ::c_int,
+        pub semmnu: ::c_int,
+        pub semmsl: ::c_int,
+        pub semopm: ::c_int,
+        pub semume: ::c_int,
+        pub semusz: ::c_int,
+        pub semvmx: ::c_int,
+        pub semaem: ::c_int,
+    }
 }
 
 impl siginfo_t {