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Fix bugs and make improvements

Browse source 
- Get clone() working on FreeBSD
- Increase some Python build quotas
- Add more atomic builtins to chibicc
- Fix ASAN poisoning of alloca() memory
- Make MODE= mandatory link path tinier
- Improve the examples folder a little bit
- Start working on some more resource limits
- Make the linenoise auto-complete UI as good as GNU readline
- Update compile.com, avoiding AVX codegen on non-AVX systems
- Make sure empty path to syscalls like opendir raises ENOENT
- Correctly polyfill ENOENT vs. ENOTDIR on the New Technology
- Port bestline's paredit features to //third_party/linenoise
- Remove workarounds for RHEL 5.0 bugs that were fixed in 5.1
This commit is contained in:
Justine Tunney 2022-04-20 09:56:53 -07:00
parent c3fb624647
commit ae638c0850
181 changed files with 2994 additions and 1367 deletions
Download patch file Download diff file Expand all files Collapse all files

2
libc/sysv/calls/__sys_sigprocmask.s Normal file
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@ -0,0 +1,2 @@
.include "o/libc/sysv/macros.internal.inc"
.scall __sys_sigprocmask,0x125030154214900e,globl,hidden

2
libc/sysv/calls/clone.s
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@ -1,2 +0,0 @@
.include "o/libc/sysv/macros.internal.inc"
.scall clone,0xfffffffffffff038,globl

2
libc/sysv/calls/sys_clone.s Normal file
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@ -0,0 +1,2 @@
.include "o/libc/sysv/macros.internal.inc"
.scall sys_clone,0x11fffffffffff038,globl,hidden

2
libc/sysv/calls/sys_sigprocmask.s
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@ -1,2 +0,0 @@
.include "o/libc/sysv/macros.internal.inc"
.scall sys_sigprocmask,0x125030154214900e,globl,hidden

13
libc/sysv/consts.sh
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@ -171,9 +171,9 @@ syscon sig SIGINFO 0 29 29 29 29 0 # bsd consensus
syscon sig SIGRTMAX 64 0 126 0 63 0
syscon sig SIGRTMIN 32 0 65 0 33 0
syscon sig SIGEMT 0 7 7 7 7 0 # not implemented in most community editions of system five; consider doing this using SIGUSR1 or SIGUSR2 instead
syscon sig SIGPWR 30 30 30 30 32 30 # not implemented in most community editions of system five; consider doing this using SIGUSR1 or SIGUSR2 instead
syscon compat SIGPOLL 29 23 23 23 23 29 # same as SIGIO
syscon compat SIGIOT 6 6 6 6 6 6 # PDP-11 feature; same as SIGABRT
syscon compat SIGPWR 30 30 30 30 32 30 # not implemented in most community editions of system five; consider doing this using SIGUSR1 or SIGUSR2 instead
# open() flags
#
@ -512,7 +512,7 @@ syscon rlimit RLIMIT_RSS 5 5 5 5 5 127 # max physical memory size
syscon rlimit RLIMIT_NPROC 6 7 7 7 7 127 # max number of processes; see fork()→EAGAIN; bsd consensus
syscon rlimit RLIMIT_NOFILE 7 8 8 8 8 127 # max number of open files; see accept()→EMFILE/ENFILE; bsd consensus
syscon rlimit RLIMIT_MEMLOCK 8 6 6 6 6 127 # max locked-in-memory address space; bsd consensus
syscon rlimit RLIMIT_AS 9 5 10 2 10 9 # max virtual memory size in bytes; this one actually works; fudged as RLIMIT_DATA on OpenBSD
syscon rlimit RLIMIT_AS 9 5 10 2 10 0 # max virtual memory size in bytes; this one actually works; fudged as RLIMIT_DATA on OpenBSD
syscon rlimit RLIMIT_LOCKS 10 127 127 127 127 127 # max flock() / fcntl() locks; bsd consensus
syscon rlimit RLIMIT_SIGPENDING 11 127 127 127 127 127 # max sigqueue() can enqueue; bsd consensus
syscon rlimit RLIMIT_MSGQUEUE 12 127 127 127 127 127 # meh posix message queues; bsd consensus
@ -527,10 +527,10 @@ syscon compat RLIMIT_VMEM 9 5 10 127 10 127 # same as RLIMIT_AS
# resource limit special values
#
# group name GNU/Systemd XNU's Not UNIX! FreeBSD OpenBSD NetBSD The New Technology Commentary
syscon rlim RLIM_NLIMITS 16 9 15 9 12 0 # no clue why we need it
syscon rlim RLIM_INFINITY 0xffffffffffffffff 0x7fffffffffffffff 0x7fffffffffffffff 0x7fffffffffffffff 0x7fffffffffffffff 0
syscon rlim RLIM_SAVED_CUR 0xffffffffffffffff 0x7fffffffffffffff 0x7fffffffffffffff 0x7fffffffffffffff 0x7fffffffffffffff 0
syscon rlim RLIM_SAVED_MAX 0xffffffffffffffff 0x7fffffffffffffff 0x7fffffffffffffff 0x7fffffffffffffff 0x7fffffffffffffff 0
syscon rlim RLIM_NLIMITS 16 9 15 9 12 1
syscon rlim RLIM_INFINITY 0xffffffffffffffff 0x7fffffffffffffff 0x7fffffffffffffff 0x7fffffffffffffff 0x7fffffffffffffff 0xffffffffffffffff
syscon rlim RLIM_SAVED_CUR 0xffffffffffffffff 0x7fffffffffffffff 0x7fffffffffffffff 0x7fffffffffffffff 0x7fffffffffffffff 0xffffffffffffffff
syscon rlim RLIM_SAVED_MAX 0xffffffffffffffff 0x7fffffffffffffff 0x7fffffffffffffff 0x7fffffffffffffff 0x7fffffffffffffff 0xffffffffffffffff
# sigaction() codes
#
@ -2577,7 +2577,6 @@ syscon nr __NR_thr_create 0xfff 0xfff 0x01ae 0xfff 0xfff 0xfff
syscon nr __NR_thr_exit 0xfff 0xfff 0x01af 0xfff 0xfff 0xfff
syscon nr __NR_thr_kill 0xfff 0xfff 0x01b1 0xfff 0xfff 0xfff
syscon nr __NR_thr_kill2 0xfff 0xfff 0x01e1 0xfff 0xfff 0xfff
syscon nr __NR_thr_new 0xfff 0xfff 0x01c7 0xfff 0xfff 0xfff
syscon nr __NR_thr_self 0xfff 0xfff 0x01b0 0xfff 0xfff 0xfff
syscon nr __NR_thr_set_name 0xfff 0xfff 0x01d0 0xfff 0xfff 0xfff
syscon nr __NR_thr_suspend 0xfff 0xfff 0x01ba 0xfff 0xfff 0xfff

2
libc/sysv/consts/RLIMIT_AS.S
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@ -1,2 +1,2 @@
#include "libc/sysv/consts/syscon.internal.h"
.syscon rlimit,RLIMIT_AS,9,5,10,2,10,9
.syscon rlimit,RLIMIT_AS,9,5,10,2,10,0

2
libc/sysv/consts/RLIM_INFINITY.S
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@ -1,2 +1,2 @@
#include "libc/sysv/consts/syscon.internal.h"
.syscon rlim,RLIM_INFINITY,0xffffffffffffffff,0x7fffffffffffffff,0x7fffffffffffffff,0x7fffffffffffffff,0x7fffffffffffffff,0
.syscon rlim,RLIM_INFINITY,0xffffffffffffffff,0x7fffffffffffffff,0x7fffffffffffffff,0x7fffffffffffffff,0x7fffffffffffffff,0xffffffffffffffff

2
libc/sysv/consts/RLIM_NLIMITS.S
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@ -1,2 +1,2 @@
#include "libc/sysv/consts/syscon.internal.h"
.syscon rlim,RLIM_NLIMITS,16,9,15,9,12,0
.syscon rlim,RLIM_NLIMITS,16,9,15,9,12,1

2
libc/sysv/consts/RLIM_SAVED_CUR.S
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@ -1,2 +1,2 @@
#include "libc/sysv/consts/syscon.internal.h"
.syscon rlim,RLIM_SAVED_CUR,0xffffffffffffffff,0x7fffffffffffffff,0x7fffffffffffffff,0x7fffffffffffffff,0x7fffffffffffffff,0
.syscon rlim,RLIM_SAVED_CUR,0xffffffffffffffff,0x7fffffffffffffff,0x7fffffffffffffff,0x7fffffffffffffff,0x7fffffffffffffff,0xffffffffffffffff

2
libc/sysv/consts/RLIM_SAVED_MAX.S
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@ -1,2 +1,2 @@
#include "libc/sysv/consts/syscon.internal.h"
.syscon rlim,RLIM_SAVED_MAX,0xffffffffffffffff,0x7fffffffffffffff,0x7fffffffffffffff,0x7fffffffffffffff,0x7fffffffffffffff,0
.syscon rlim,RLIM_SAVED_MAX,0xffffffffffffffff,0x7fffffffffffffff,0x7fffffffffffffff,0x7fffffffffffffff,0x7fffffffffffffff,0xffffffffffffffff

2
libc/sysv/consts/SIGPWR.S
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@ -1,2 +1,2 @@
#include "libc/sysv/consts/syscon.internal.h"
.syscon compat,SIGPWR,30,30,30,30,32,30
.syscon sig,SIGPWR,30,30,30,30,32,30

2
libc/sysv/consts/__NR_thr_new.S
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@ -1,2 +0,0 @@
#include "libc/sysv/consts/syscon.internal.h"
.syscon nr,__NR_thr_new,0xfff,0xfff,0x01c7,0xfff,0xfff,0xfff

2
libc/sysv/consts/nr.h
View file

@ -697,7 +697,6 @@ extern const long __NR_thr_create;
extern const long __NR_thr_exit;
extern const long __NR_thr_kill;
extern const long __NR_thr_kill2;
extern const long __NR_thr_new;
extern const long __NR_thr_self;
extern const long __NR_thr_set_name;
extern const long __NR_thr_suspend;
@ -1467,7 +1466,6 @@ COSMOPOLITAN_C_END_
#define __NR_thr_exit SYMBOLIC(__NR_thr_exit)
#define __NR_thr_kill SYMBOLIC(__NR_thr_kill)
#define __NR_thr_kill2 SYMBOLIC(__NR_thr_kill2)
#define __NR_thr_new SYMBOLIC(__NR_thr_new)
#define __NR_thr_self SYMBOLIC(__NR_thr_self)
#define __NR_thr_set_name SYMBOLIC(__NR_thr_set_name)
#define __NR_thr_suspend SYMBOLIC(__NR_thr_suspend)

6
libc/sysv/syscalls.sh
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@ -47,9 +47,9 @@ scall sys_lseek 0x0c70c71de20c7008 globl hidden # netbsd+openbsd:evilpad
scall __sys_mmap 0x0c50c51dd20c5009 globl hidden # netbsd+openbsd:pad
scall sys_msync 0x115100041204101a globl hidden
scall sys_mprotect 0x04a04a04a204a00a globl hidden
scall __sys_munmap 0x049049049204090b globl hidden
scall __sys_munmap 0x049049049204900b globl hidden
scall sys_sigaction 0x15402e1a0202e00d globl hidden # rt_sigaction on Lunix; it's complicated on NetBSD
scall sys_sigprocmask 0x125030154214900e globl hidden # a.k.a. rt_sigprocmask, openbsd:byvalue, a.k.a. pthread_sigmask
scall __sys_sigprocmask 0x125030154214900e globl hidden # a.k.a. rt_sigprocmask, openbsd:byvalue, a.k.a. pthread_sigmask
scall sys_ioctl 0x0360360362036010 globl hidden
scall sys_pread 0x0ad0ad1db2099011 globl hidden # a.k.a. pread64; netbsd+openbsd:pad
scall sys_pwrite 0x0ae0ae1dc209a012 globl hidden # a.k.a. pwrite64; netbsd+openbsd:pad
@ -98,7 +98,7 @@ scall __sys_execve 0x03b03b03b203b03b globl hidden
scall __sys_wait4 0x1c100b007200703d globl hidden
scall sys_kill 0x02507a025202503e globl hidden # kill(pid, sig, 1) b/c xnu
scall sys_killpg 0xffffff092fffffff globl hidden
scall clone 0xfffffffffffff038 globl
scall sys_clone 0x11fffffffffff038 globl hidden
scall tkill 0xfffffffffffff0c8 globl
scall futex 0xfff053fffffff0ca globl
scall set_robust_list 0xfffffffffffff111 globl