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Add more limits and expose them through sysconf

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This commit is contained in:
Jeremy Soller
2025-12-19 10:18:15 -07:00
parent 6617f6afda
commit 7e987b67bc
2 changed files with 64 additions and 59 deletions
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src/header/unistd/sysconf/linux.rs
+10 -19
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@@ -8,21 +8,12 @@ use core::{
use crate::{
header::{
errno,
limits::{HOST_NAME_MAX, PAGE_SIZE},
limits::*,
signal,
},
platform,
};
pub const _POSIX2_BC_BASE_MAX: c_long = 99;
pub const _POSIX2_BC_DIM_MAX: c_long = 2048;
pub const _POSIX2_BC_SCALE_MAX: c_long = 99;
pub const _POSIX2_BC_STRING_MAX: c_long = 1000;
pub const _POSIX2_CHARCLASS_NAME_MAX: c_long = 14;
pub const _POSIX2_COLL_WEIGHTS_MAX: c_long = 2;
pub const _POSIX2_EXPR_NEST_MAX: c_long = 32;
pub const _POSIX2_LINE_MAX: c_long = 2048;
pub const _POSIX2_RE_DUP_MAX: c_long = 255;
pub const _XOPEN_IOV_MAX: c_long = 16;
pub const _XOPEN_NAME_MAX: c_long = 255;
pub const _XOPEN_PATH_MAX: c_long = 1024;
@@ -182,7 +173,7 @@ pub(super) fn sysconf_impl(name: c_int) -> c_long {
_SC_CLK_TCK => 100,
// TODO: getrlimit
_SC_CHILD_MAX => -1,
_SC_NGROUPS_MAX => 32,
_SC_NGROUPS_MAX => NGROUPS_MAX as c_long,
// TODO: getrlimit
_SC_OPEN_MAX => -1,
_SC_STREAM_MAX => -1,
@@ -223,14 +214,14 @@ pub(super) fn sysconf_impl(name: c_int) -> c_long {
_SC_SEM_VALUE_MAX => -1,
_SC_SIGQUEUE_MAX => -1,
_SC_TIMER_MAX => -1,
_SC_BC_BASE_MAX => _POSIX2_BC_BASE_MAX,
_SC_BC_DIM_MAX => _POSIX2_BC_DIM_MAX,
_SC_BC_SCALE_MAX => _POSIX2_BC_SCALE_MAX,
_SC_BC_STRING_MAX => _POSIX2_BC_STRING_MAX,
_SC_COLL_WEIGHTS_MAX => _POSIX2_COLL_WEIGHTS_MAX,
_SC_EXPR_NEST_MAX => -1,
_SC_LINE_MAX => -1,
_SC_RE_DUP_MAX => _POSIX2_RE_DUP_MAX,
_SC_BC_BASE_MAX => BC_BASE_MAX,
_SC_BC_DIM_MAX => BC_DIM_MAX,
_SC_BC_SCALE_MAX => BC_SCALE_MAX,
_SC_BC_STRING_MAX => BC_STRING_MAX,
_SC_COLL_WEIGHTS_MAX => COLL_WEIGHTS_MAX,
_SC_EXPR_NEST_MAX => EXPR_NEST_MAX,
_SC_LINE_MAX => LINE_MAX,
_SC_RE_DUP_MAX => RE_DUP_MAX,
_SC_2_VERSION => _POSIX_VERSION,
_SC_2_C_BIND => _POSIX_VERSION,
_SC_2_C_DEV => -1,