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magicantmagicant
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Support confstr on Linux
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8 files changed

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-6
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8 files changed

+73
-6
lines changed

‎libc-test/semver/apple.txt

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@@ -1863,7 +1863,6 @@ clock_getres
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clonefile
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clonefileat
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cmsghdr
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confstr
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connectx
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copyfile
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copyfile_callback_t

‎libc-test/semver/linux-musl.txt

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@@ -47,6 +47,8 @@ XDP_UMEM_PGOFF_COMPLETION_RING
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XSK_UNALIGNED_BUF_OFFSET_SHIFT
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XSK_UNALIGNED_BUF_ADDR_MASK
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XDP_PKT_CONTD
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_CS_POSIX_V6_WIDTH_RESTRICTED_ENVS
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_CS_POSIX_V7_WIDTH_RESTRICTED_ENVS
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adjtimex
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aio_cancel
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aio_error

‎libc-test/semver/linux.txt

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@@ -3233,6 +3233,33 @@ XATTR_REPLACE
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XTABS
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YESEXPR
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YESSTR
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_CS_PATH
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_CS_POSIX_V6_ILP32_OFF32_CFLAGS
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_CS_POSIX_V6_ILP32_OFF32_LDFLAGS
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_CS_POSIX_V6_ILP32_OFF32_LIBS
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_CS_POSIX_V6_ILP32_OFFBIG_CFLAGS
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_CS_POSIX_V6_ILP32_OFFBIG_LDFLAGS
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_CS_POSIX_V6_ILP32_OFFBIG_LIBS
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_CS_POSIX_V6_LP64_OFF64_CFLAGS
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_CS_POSIX_V6_LP64_OFF64_LDFLAGS
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_CS_POSIX_V6_LP64_OFF64_LIBS
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_CS_POSIX_V6_LPBIG_OFFBIG_CFLAGS
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_CS_POSIX_V6_LPBIG_OFFBIG_LDFLAGS
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_CS_POSIX_V6_LPBIG_OFFBIG_LIBS
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_CS_POSIX_V7_ILP32_OFF32_CFLAGS
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_CS_POSIX_V7_ILP32_OFF32_LDFLAGS
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_CS_POSIX_V7_ILP32_OFF32_LIBS
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_CS_POSIX_V7_ILP32_OFFBIG_CFLAGS
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_CS_POSIX_V7_ILP32_OFFBIG_LDFLAGS
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_CS_POSIX_V7_ILP32_OFFBIG_LIBS
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_CS_POSIX_V7_LP64_OFF64_CFLAGS
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_CS_POSIX_V7_LP64_OFF64_LDFLAGS
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_CS_POSIX_V7_LP64_OFF64_LIBS
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_CS_POSIX_V7_LPBIG_OFFBIG_CFLAGS
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_CS_POSIX_V7_LPBIG_OFFBIG_LDFLAGS
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_CS_POSIX_V7_LPBIG_OFFBIG_LIBS
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_CS_V6_ENV
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_CS_V7_ENV
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_IOFBF
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_IOLBF
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_IONBF

‎libc-test/semver/unix.txt

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@@ -489,6 +489,7 @@ clockid_t
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close
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closedir
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closelog
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confstr
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connect
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creat
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dev_t

‎src/unix/bsd/apple/mod.rs

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@@ -5640,11 +5640,6 @@ extern "C" {
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pub fn fchflags(fd: ::c_int, flags: ::c_uint) -> ::c_int;
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pub fn clock_getres(clk_id: ::clockid_t, tp: *mut ::timespec) -> ::c_int;
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pub fn clock_gettime(clk_id: ::clockid_t, tp: *mut ::timespec) -> ::c_int;
5643-
#[cfg_attr(
5644-
all(target_os = "macos", target_arch = "x86"),
5645-
link_name = "confstr$UNIX2003"
5646-
)]
5647-
pub fn confstr(name: ::c_int, buf: *mut ::c_char, len: ::size_t) -> ::size_t;
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pub fn lio_listio(
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mode: ::c_int,
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aiocb_list: *const *mut aiocb,

‎src/unix/linux_like/linux/mod.rs

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@@ -1614,6 +1614,34 @@ pub const _SC_XOPEN_STREAMS: ::c_int = 246;
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pub const _SC_THREAD_ROBUST_PRIO_INHERIT: ::c_int = 247;
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pub const _SC_THREAD_ROBUST_PRIO_PROTECT: ::c_int = 248;
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1617+
pub const _CS_PATH: ::c_int = 0;
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pub const _CS_POSIX_V6_ILP32_OFF32_CFLAGS: ::c_int = 1116;
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pub const _CS_POSIX_V6_ILP32_OFF32_LDFLAGS: ::c_int = 1117;
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pub const _CS_POSIX_V6_ILP32_OFF32_LIBS: ::c_int = 1118;
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pub const _CS_POSIX_V6_ILP32_OFFBIG_CFLAGS: ::c_int = 1120;
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pub const _CS_POSIX_V6_ILP32_OFFBIG_LDFLAGS: ::c_int = 1121;
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pub const _CS_POSIX_V6_ILP32_OFFBIG_LIBS: ::c_int = 1122;
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pub const _CS_POSIX_V6_LP64_OFF64_CFLAGS: ::c_int = 1124;
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pub const _CS_POSIX_V6_LP64_OFF64_LDFLAGS: ::c_int = 1125;
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pub const _CS_POSIX_V6_LP64_OFF64_LIBS: ::c_int = 1126;
1627+
pub const _CS_POSIX_V6_LPBIG_OFFBIG_CFLAGS: ::c_int = 1128;
1628+
pub const _CS_POSIX_V6_LPBIG_OFFBIG_LDFLAGS: ::c_int = 1129;
1629+
pub const _CS_POSIX_V6_LPBIG_OFFBIG_LIBS: ::c_int = 1130;
1630+
pub const _CS_V6_ENV: ::c_int = 1148;
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pub const _CS_POSIX_V7_ILP32_OFF32_CFLAGS: ::c_int = 1132;
1632+
pub const _CS_POSIX_V7_ILP32_OFF32_LDFLAGS: ::c_int = 1133;
1633+
pub const _CS_POSIX_V7_ILP32_OFF32_LIBS: ::c_int = 1134;
1634+
pub const _CS_POSIX_V7_ILP32_OFFBIG_CFLAGS: ::c_int = 1136;
1635+
pub const _CS_POSIX_V7_ILP32_OFFBIG_LDFLAGS: ::c_int = 1137;
1636+
pub const _CS_POSIX_V7_ILP32_OFFBIG_LIBS: ::c_int = 1138;
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pub const _CS_POSIX_V7_LP64_OFF64_CFLAGS: ::c_int = 1140;
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pub const _CS_POSIX_V7_LP64_OFF64_LDFLAGS: ::c_int = 1141;
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pub const _CS_POSIX_V7_LP64_OFF64_LIBS: ::c_int = 1142;
1640+
pub const _CS_POSIX_V7_LPBIG_OFFBIG_CFLAGS: ::c_int = 1144;
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pub const _CS_POSIX_V7_LPBIG_OFFBIG_LDFLAGS: ::c_int = 1145;
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pub const _CS_POSIX_V7_LPBIG_OFFBIG_LIBS: ::c_int = 1146;
1643+
pub const _CS_V7_ENV: ::c_int = 1149;
1644+
16171645
pub const RLIM_SAVED_MAX: ::rlim_t = RLIM_INFINITY;
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pub const RLIM_SAVED_CUR: ::rlim_t = RLIM_INFINITY;
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‎src/unix/linux_like/linux/musl/mod.rs

Lines changed: 3 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -814,6 +814,9 @@ pub const XSK_UNALIGNED_BUF_ADDR_MASK: ::c_ulonglong = (1 << XSK_UNALIGNED_BUF_O
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815815
pub const XDP_PKT_CONTD: ::__u32 = 1 << 0;
816816

817+
pub const _CS_POSIX_V6_WIDTH_RESTRICTED_ENVS: ::c_int = 1;
818+
pub const _CS_POSIX_V7_WIDTH_RESTRICTED_ENVS: ::c_int = 5;
819+
817820
cfg_if! {
818821
if #[cfg(target_arch = "s390x")] {
819822
pub const POSIX_FADV_DONTNEED: ::c_int = 6;

‎src/unix/mod.rs

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@@ -1423,6 +1423,18 @@ cfg_if! {
14231423
}
14241424
}
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1426+
cfg_if! {
1427+
if #[cfg(not(target_os = "android"))] {
1428+
extern "C" {
1429+
#[cfg_attr(
1430+
all(target_os = "macos", target_arch = "x86"),
1431+
link_name = "confstr$UNIX2003"
1432+
)]
1433+
pub fn confstr(name: ::c_int, buf: *mut ::c_char, len: ::size_t) -> ::size_t;
1434+
}
1435+
}
1436+
}
1437+
14261438
cfg_if! {
14271439
if #[cfg(not(target_os = "aix"))] {
14281440
extern "C" {

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