Remove the shim kernel crate

kernel/src/process/signal/constants.rs

@@ -0,0 +1,107 @@
+// SPDX-License-Identifier: MPL-2.0
+
+#![allow(dead_code)]
+
+/// Standard signals
+pub(super) const MIN_STD_SIG_NUM: u8 = 1;
+pub(super) const MAX_STD_SIG_NUM: u8 = 31; // inclusive
+/// Real-time signals
+pub(super) const MIN_RT_SIG_NUM: u8 = 32;
+pub(super) const MAX_RT_SIG_NUM: u8 = 64; // inclusive
+/// Count the number of signals
+pub(super) const COUNT_STD_SIGS: usize = 31;
+pub(super) const COUNT_RT_SIGS: usize = 33;
+pub(super) const COUNT_ALL_SIGS: usize = 64;
+
+pub const SIG_DFL: usize = 0;
+pub const SIG_IGN: usize = 1;
+
+use super::sig_num::SigNum;
+
+macro_rules! define_std_signums {
+    ( $( $name: ident = $num: expr ),+, ) => {
+        $(
+            pub const $name : SigNum = SigNum::from_u8($num);
+        )*
+    }
+}
+
+define_std_signums! {
+    SIGHUP    = 1, // Hangup detected on controlling terminal or death of controlling process
+    SIGINT    = 2, // Interrupt from keyboard
+    SIGQUIT   = 3, // Quit from keyboard
+    SIGILL    = 4, // Illegal Instruction
+    SIGTRAP   = 5, // Trace/breakpoint trap
+    SIGABRT   = 6, // Abort signal from abort(3)
+    SIGBUS    = 7, // Bus error (bad memory access)
+    SIGFPE    = 8, // Floating-point exception
+    SIGKILL   = 9, // Kill signal
+    SIGUSR1   = 10, // User-defined signal 1
+    SIGSEGV   = 11, // Invalid memory reference
+    SIGUSR2   = 12, // User-defined signal 2
+    SIGPIPE   = 13, // Broken pipe: write to pipe with no readers; see pipe(7)
+    SIGALRM   = 14, // Timer signal from alarm(2)
+    SIGTERM   = 15, // Termination signal
+    SIGSTKFLT = 16, // Stack fault on coprocessor (unused)
+    SIGCHLD   = 17, // Child stopped or terminated
+    SIGCONT   = 18, // Continue if stopped
+    SIGSTOP   = 19, // Stop process
+    SIGTSTP   = 20, // Stop typed at terminal
+    SIGTTIN   = 21, // Terminal input for background process
+    SIGTTOU   = 22, // Terminal output for background process
+    SIGURG    = 23, // Urgent condition on socket (4.2BSD)
+    SIGXCPU   = 24, // CPU time limit exceeded (4.2BSD); see setrlimit(2)
+    SIGXFSZ   = 25, // File size limit exceeded (4.2BSD); see setrlimit(2)
+    SIGVTALRM = 26, // Virtual alarm clock (4.2BSD)
+    SIGPROF   = 27, // Profiling timer expired
+    SIGWINCH  = 28, // Window resize signal (4.3BSD, Sun)
+    SIGIO     = 29, // I/O now possible (4.2BSD)
+    SIGPWR    = 30, // Power failure (System V)
+    SIGSYS    = 31, // Bad system call (SVr4); see also seccomp(2)
+}
+
+pub const SI_ASYNCNL: i32 = -60;
+pub const SI_TKILL: i32 = -6;
+pub const SI_SIGIO: i32 = -5;
+pub const SI_ASYNCIO: i32 = -4;
+pub const SI_MESGQ: i32 = -3;
+pub const SI_TIMER: i32 = -2;
+pub const SI_QUEUE: i32 = -1;
+pub const SI_USER: i32 = 0;
+pub const SI_KERNEL: i32 = 128;
+
+pub const FPE_INTDIV: i32 = 1;
+pub const FPE_INTOVF: i32 = 2;
+pub const FPE_FLTDIV: i32 = 3;
+pub const FPE_FLTOVF: i32 = 4;
+pub const FPE_FLTUND: i32 = 5;
+pub const FPE_FLTRES: i32 = 6;
+pub const FPE_FLTINV: i32 = 7;
+pub const FPE_FLTSUB: i32 = 8;
+
+pub const ILL_ILLOPC: i32 = 1;
+pub const ILL_ILLOPN: i32 = 2;
+pub const ILL_ILLADR: i32 = 3;
+pub const ILL_ILLTRP: i32 = 4;
+pub const ILL_PRVOPC: i32 = 5;
+pub const ILL_PRVREG: i32 = 6;
+pub const ILL_COPROC: i32 = 7;
+pub const ILL_BADSTK: i32 = 8;
+
+pub const SEGV_MAPERR: i32 = 1;
+pub const SEGV_ACCERR: i32 = 2;
+pub const SEGV_BNDERR: i32 = 3;
+pub const SEGV_PKUERR: i32 = 4;
+
+pub const BUS_ADRALN: i32 = 1;
+pub const BUS_ADRERR: i32 = 2;
+pub const BUS_OBJERR: i32 = 3;
+pub const BUS_MCEERR_AR: i32 = 4;
+pub const BUS_MCEERR_AO: i32 = 5;
+
+pub const CLD_EXITED: i32 = 1;
+pub const CLD_KILLED: i32 = 2;
+pub const CLD_DUMPED: i32 = 3;
+pub const CLD_TRAPPED: i32 = 4;
+pub const CLD_STOPPED: i32 = 5;
+pub const CLD_CONTINUED: i32 = 6;