[0.2] Small sync fixes and backports

build.rs

@@ -132,7 +132,7 @@ fn rustc_version_cmd(is_clippy_driver: bool) -> Output {
 
     cmd.arg("--version");
 
-    let output = cmd.output().ok().expect("Failed to get rustc version");
+    let output = cmd.output().expect("Failed to get rustc version");
 
     if !output.status.success() {
         panic!(
@@ -187,20 +187,14 @@ fn rustc_minor_nightly() -> (u32, bool) {
 }
 
 fn which_freebsd() -> Option<i32> {
-    let output = std::process::Command::new("freebsd-version").output().ok();
-    if output.is_none() {
-        return None;
-    }
-    let output = output.unwrap();
+    let output = std::process::Command::new("freebsd-version")
+        .output()
+        .ok()?;
     if !output.status.success() {
         return None;
     }
 
-    let stdout = String::from_utf8(output.stdout).ok();
-    if stdout.is_none() {
-        return None;
-    }
-    let stdout = stdout.unwrap();
+    let stdout = String::from_utf8(output.stdout).ok()?;
 
     match &stdout {
         s if s.starts_with("10") => Some(10),
@@ -217,24 +211,16 @@ fn emcc_version_code() -> Option<u64> {
     let output = std::process::Command::new("emcc")
         .arg("-dumpversion")
         .output()
-        .ok();
-    if output.is_none() {
-        return None;
-    }
-    let output = output.unwrap();
+        .ok()?;
     if !output.status.success() {
         return None;
     }
 
-    let stdout = String::from_utf8(output.stdout).ok();
-    if stdout.is_none() {
-        return None;
-    }
-    let version = stdout.unwrap();
+    let version = String::from_utf8(output.stdout).ok()?;
 
     // Some Emscripten versions come with `-git` attached, so split the
     // version string also on the `-` char.
-    let mut pieces = version.trim().split(|c| c == '.' || c == '-');
+    let mut pieces = version.trim().split(['.', '-']);
 
     let major = pieces.next().and_then(|x| x.parse().ok()).unwrap_or(0);
     let minor = pieces.next().and_then(|x| x.parse().ok()).unwrap_or(0);

ci/README.md

@@ -161,7 +161,7 @@ about above), and then shut down.
           poweroff
 
    1. Exit the post install shell: `exit`
-   1. Back in in the installer choose Reboot
+   1. Back in the installer choose Reboot
    1. If all went well the machine should reboot and show a login prompt. If you
       switch to the serial console by choosing View > serial0 in the qemu menu,
       you should be logged in as root.

ci/style.sh

@@ -11,7 +11,7 @@ rustfmt -V
 cargo fmt --all -- --check
 
 if shellcheck --version ; then
-    find . -name '*.sh' -exec shellcheck {} ';'
+    find . -name '*.sh' -print0 | xargs -0 shellcheck
 else
     echo "shellcheck not found"
     exit 1
@@ -29,4 +29,12 @@ for file in libc-test/semver/*.txt; do
         echo "Unsorted semver file $file"
         exit 1
     fi
+
+    duplicates=$(uniq -d "$file")
+    if [ -n "$duplicates" ]; then
+        echo "Semver file $file contains duplicates:"
+        echo "$duplicates"
+
+        exit 1
+    fi
 done

libc-test/build.rs

@@ -232,6 +232,7 @@ fn test_apple(target: &str) {
         "netinet/ip.h",
         "netinet/tcp.h",
         "netinet/udp.h",
+        "netinet6/in6_var.h",
         "os/clock.h",
         "os/lock.h",
         "os/signpost.h",
@@ -401,6 +402,7 @@ fn test_apple(target: &str) {
             ("__darwin_arm_neon_state64", "__v") => true,
 
             ("ifreq", "ifr_ifru") => true,
+            ("in6_ifreq", "ifr_ifru") => true,
             ("ifkpi", "ifk_data") => true,
             ("ifconf", "ifc_ifcu") => true,
             // FIXME: this field has been incorporated into a resized `rmx_filler` array.
@@ -1789,6 +1791,8 @@ fn test_android(target: &str) {
                 "linux/netfilter/nfnetlink_log.h",
                 "linux/netfilter/nfnetlink_queue.h",
                 "linux/netfilter/nf_tables.h",
+                "linux/netfilter_arp.h",
+                "linux/netfilter_bridge.h",
                 "linux/netfilter_ipv4.h",
                 "linux/netfilter_ipv6.h",
                 "linux/netfilter_ipv6/ip6_tables.h",
@@ -1858,6 +1862,7 @@ fn test_android(target: &str) {
 
             // These are tested in the `linux_elf.rs` file.
             "Elf64_Phdr" | "Elf32_Phdr" => true,
+
             // These are intended to be opaque
             "posix_spawn_file_actions_t" => true,
             "posix_spawnattr_t" => true,
@@ -2463,7 +2468,7 @@ fn test_freebsd(target: &str) {
                 true
             }
 
-            // Added in in FreeBSD 13.0 (r367776 and r367287)
+            // Added in FreeBSD 13.0 (r367776 and r367287)
             "SCM_CREDS2" | "LOCAL_CREDS_PERSISTENT" if Some(13) > freebsd_ver => true,
 
             // Added in FreeBSD 14
@@ -2593,6 +2598,13 @@ fn test_freebsd(target: &str) {
                 true
             }
 
+            // Added in FreeBSD 14.1
+            "KCMP_FILE" | "KCMP_FILEOBJ" | "KCMP_FILES" | "KCMP_SIGHAND" | "KCMP_VM"
+                if Some(14) > freebsd_ver =>
+            {
+                true
+            }
+
             // FIXME: Removed in FreeBSD 15:
             "LOCAL_CONNWAIT" if freebsd_ver >= Some(15) => true,
 
@@ -2713,6 +2725,9 @@ fn test_freebsd(target: &str) {
                 true
             }
 
+            // Those are introduced in FreeBSD 14.1.
+            "kcmp" => true,
+
             _ => false,
         }
     });
@@ -3591,6 +3606,8 @@ fn test_linux(target: &str) {
         "linux/netfilter/nfnetlink_log.h",
         "linux/netfilter/nfnetlink_queue.h",
         "linux/netfilter/nf_tables.h",
+        "linux/netfilter_arp.h",
+        "linux/netfilter_bridge.h",
         "linux/netfilter_ipv4.h",
         "linux/netfilter_ipv6.h",
         "linux/netfilter_ipv6/ip6_tables.h",
@@ -3678,6 +3695,14 @@ fn test_linux(target: &str) {
     });
 
     cfg.skip_type(move |ty| {
+        // FIXME: very recent additions to musl, not yet released.
+        // also apparently some glibc versions
+        if ty == "Elf32_Relr" || ty == "Elf64_Relr" {
+            return true;
+        }
+        if sparc64 && (ty == "Elf32_Rela" || ty == "Elf64_Rela") {
+            return true;
+        }
         match ty {
             // FIXME: `sighandler_t` type is incorrect, see:
             // https://github.com/rust-lang/libc/issues/1359
@@ -4112,9 +4137,15 @@ fn test_linux(target: &str) {
             | "MINSIGSTKSZ"
                 if gnu => true,
 
-            // FIXME: Linux >= 5.16 changed its value:
+            // FIXME: Linux >= 5.10:
+            // https://github.com/torvalds/linux/commit/d25e2e9388eda61b6e298585024ee3355f50c493
+            "NF_INET_INGRESS" if musl => true,
+
+            // FIXME: Linux >= 5.16:
             // https://github.com/torvalds/linux/commit/42df6e1d221dddc0f2acf2be37e68d553ad65f96
-            "NF_NETDEV_NUMHOOKS" => true,
+            "NF_NETDEV_EGRESS" if musl || sparc64 => true,
+            // value changed
+            "NF_NETDEV_NUMHOOKS" if musl || sparc64 => true,
 
             // FIXME: requires Linux >= 5.6:
             | "RESOLVE_BENEATH"

libc-test/semver/TODO-linux.txt

@@ -1,4 +1,4 @@
-# The following symbols are not not available in some combinations of
+# The following symbols are not available in some combinations of
 # musl/gnu/android and/or architecture.
 KEYCTL_CAPABILITIES
 KEYCTL_CAPS0_BIG_KEY

libc-test/semver/android.txt

@@ -1,6 +1,3 @@
-
-
-
 ABS_CNT
 ABS_MAX
 ADDR_COMPAT_LAYOUT
@@ -1692,8 +1689,29 @@ NFULNL_COPY_PACKET
 NFULNL_MSG_CONFIG
 NFULNL_MSG_PACKET
 NF_ACCEPT
+NF_ARP
+NF_ARP_FORWARD
+NF_ARP_IN
+NF_ARP_NUMHOOKS
+NF_ARP_OUT
+NF_BR_BROUTING
+NF_BR_FORWARD
+NF_BR_LOCAL_IN
+NF_BR_LOCAL_OUT
+NF_BR_NUMHOOKS
+NF_BR_POST_ROUTING
+NF_BR_PRE_ROUTING
+NF_BR_PRI_BRNF
+NF_BR_PRI_FILTER_BRIDGED
+NF_BR_PRI_FILTER_OTHER
+NF_BR_PRI_FIRST
+NF_BR_PRI_LAST
+NF_BR_PRI_NAT_DST_BRIDGED
+NF_BR_PRI_NAT_DST_OTHER
+NF_BR_PRI_NAT_SRC
 NF_DROP
 NF_INET_FORWARD
+NF_INET_INGRESS
 NF_INET_LOCAL_IN
 NF_INET_LOCAL_OUT
 NF_INET_NUMHOOKS
@@ -1715,6 +1733,7 @@ NF_IP6_PRI_MANGLE
 NF_IP6_PRI_NAT_DST
 NF_IP6_PRI_NAT_SRC
 NF_IP6_PRI_RAW
+NF_IP6_PRI_RAW_BEFORE_DEFRAG
 NF_IP6_PRI_SECURITY
 NF_IP6_PRI_SELINUX_FIRST
 NF_IP6_PRI_SELINUX_LAST
@@ -1735,10 +1754,12 @@ NF_IP_PRI_MANGLE
 NF_IP_PRI_NAT_DST
 NF_IP_PRI_NAT_SRC
 NF_IP_PRI_RAW
+NF_IP_PRI_RAW_BEFORE_DEFRAG
 NF_IP_PRI_SECURITY
 NF_IP_PRI_SELINUX_FIRST
 NF_IP_PRI_SELINUX_LAST
 NF_MAX_VERDICT
+NF_NETDEV_EGRESS
 NF_NETDEV_INGRESS
 NF_NETDEV_NUMHOOKS
 NF_QUEUE

libc-test/semver/apple.txt

@@ -2003,6 +2003,7 @@ globfree
 host_cpu_load_info
 host_cpu_load_info_data_t
 host_cpu_load_info_t
+icmp6_ifstat
 iconv
 iconv_close
 iconv_open
@@ -2018,6 +2019,9 @@ ifconf
 ifkpi
 ifreq
 image_offset
+in6_addrlifetime
+in6_ifreq
+in6_ifstat
 in6_pktinfo
 in_pktinfo
 initgroups
@@ -2338,6 +2342,7 @@ timeval32
 timex
 truncate
 ttyname_r
+u_quad_t
 ucontext_t
 unmount
 useconds_t

libc-test/semver/freebsd.txt

@@ -689,6 +689,11 @@ JAIL_SYS_DISABLE
 JAIL_SYS_INHERIT
 JAIL_SYS_NEW
 JAIL_UPDATE
+KCMP_FILE
+KCMP_FILEOBJ
+KCMP_FILES
+KCMP_SIGHAND
+KCMP_VM
 KENV_DUMP
 KENV_DUMP_LOADER
 KENV_DUMP_STATIC
@@ -2007,6 +2012,7 @@ jail_get
 jail_remove
 jail_set
 jrand48
+kcmp
 kevent
 key_t
 killpg

libc-test/semver/linux-aarch64.txt

@@ -38,6 +38,8 @@ BPF_W
 BPF_X
 BPF_XOR
 CIBAUD
+Elf32_Rela
+Elf64_Rela
 FICLONE
 FICLONERANGE
 MADV_SOFT_OFFLINE

libc-test/semver/linux-i686.txt

@@ -15,6 +15,8 @@ EFL
 EIP
 ES
 ESI
+Elf32_Rela
+Elf64_Rela
 FS
 GS
 KEYCTL_CAPABILITIES

libc-test/semver/linux-musl.txt

@@ -78,11 +78,15 @@ copy_file_range
 ctermid
 dirname
 eaccess
+endutxent
 euidaccess
 explicit_bzero
 futimes
 getauxval
 getloadavg
+getutxent
+getutxid
+getutxline
 lio_listio
 ntptimeval
 open_wmemstream
@@ -94,8 +98,10 @@ prlimit
 prlimit64
 process_vm_readv
 process_vm_writev
+pututxline
 pwritev2
 pwritev64
 reallocarray
+setutxent
 tcp_info
 timex

libc-test/semver/linux-powerpc64.txt

@@ -2,6 +2,8 @@ B2500000
 B3000000
 B3500000
 B4000000
+Elf32_Rela
+Elf64_Rela
 KEYCTL_CAPABILITIES
 KEYCTL_CAPS0_BIG_KEY
 KEYCTL_CAPS0_CAPABILITIES

libc-test/semver/linux-riscv64gc.txt

@@ -10,6 +10,8 @@ COMPAT_HWCAP_ISA_F
 COMPAT_HWCAP_ISA_I
 COMPAT_HWCAP_ISA_M
 COMPAT_HWCAP_ISA_V
+Elf32_Rela
+Elf64_Rela
 KEYCTL_CAPABILITIES
 KEYCTL_CAPS0_BIG_KEY
 KEYCTL_CAPS0_CAPABILITIES

libc-test/semver/linux-x86_64.txt

@@ -41,6 +41,8 @@ CIBAUD
 CS
 DS
 ES
+Elf32_Rela
+Elf64_Rela
 FS
 GS
 MADV_SOFT_OFFLINE