mirrors/cosmopolitan
1
0
Fork 0
mirror of https://github.com/jart/cosmopolitan.git synced 2025-07-28 13:30:29 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

Make dos errno multimapping linkage tinier

Browse source 
640 bytes for old kDos2Errno table
182 bytes for new kDos2Errno under hello2.com (MODE=fastbuild)
122 bytes for new kDos2Errno under hello2.com (MODE=tiny)
This commit is contained in:
Justine Tunney 2022-09-13 06:25:50 -07:00
parent 9fa6725067
commit 8f5678882d
No known key found for this signature in database
GPG key ID: BE714B4575D6E328
63 changed files with 602 additions and 160 deletions
Download patch file Download diff file Expand all files Collapse all files

2
libc/intrin/dos2errno.c
View file

@ -36,7 +36,7 @@ privileged errno_t __dos2errno(uint32_t error) {
if (error) {
for (i = 0; kDos2Errno[i].doscode; ++i) {
if (error == kDos2Errno[i].doscode) {
return *(const int *)((intptr_t)kDos2Errno + kDos2Errno[i].systemv);
return *(const int *)((intptr_t)kDos2Errno[i].systemv);
}
}
}

161
libc/intrin/kdos2errno.S
View file

@ -16,160 +16,17 @@
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/nt/errors.h"
#include "libc/nt/errors.h"
#include "libc/macros.internal.h"
// @fileoverview data structure for __dos2errno()
// @see libc/sysv/dos2errno.sh for the numbers
.macro .e doscode systemv
.short \doscode
.long \systemv - kDos2Errno
.endm
.section .rodata,"a",@progbits
.align 4
.underrun
kDos2Errno:
// .e kNtErrorInvalidFunction,ENOSYS # in consts.sh
// .e kNtErrorFileNotFound,ENOENT # in consts.sh
// .e kNtErrorPathNotFound,ENOTDIR # in consts.sh
// .e kNtErrorTooManyOpenFiles,EMFILE # in consts.sh
// .e kNtErrorTooManyDescriptors,ENFILE # in consts.sh
// .e kNtErrorTooManyLinks,EMLINK # in consts.sh
// .e kNtErrorAccessDenied,EACCES # in consts.sh
// .e kNtErrorInvalidHandle,EBADF # in consts.sh
// .e kNtErrorInvalidAccess,EPERM # in consts.sh
// .e kNtErrorNotEnoughQuota,EDQUOT # in consts.sh
// .e kNtErrorSeek,ESPIPE # in consts.sh
// .e kNtErrorNotDosDisk,ENOTBLK # in consts.sh
// .e kNtErrorFileExists,EEXIST # in consts.sh
// .e kNtErrorInvalidParameter,EINVAL # in consts.sh
// .e kNtErrorOutofmemory,ENOMEM # in consts.sh
// .e kNtErrorBrokenPipe,EPIPE # in consts.sh
// .e kNtErrorWaitNoChildren,ECHILD # in consts.sh
// .e kNtErrorPathBusy,ETXTBSY # in consts.sh
// .e kNtErrorBusy,EBUSY # in consts.sh
// .e kNtErrorAlreadyExists,EEXIST # in consts.sh
// .e kNtErrorBadExeFormat,ENOEXEC # in consts.sh
// .e kNtErrorFileTooLarge,EFBIG # in consts.sh
// .e kNtErrorDirectoryNotSupported,EISDIR # in consts.sh
// .e kNtErrorInvalidAddress,EFAULT # in consts.sh
// .e kNtErrorThreadNotInProcess,ESRCH # in consts.sh
// .e kNtErrorNoMediaInDrive,ENXIO # in consts.sh
// .e kNtErrorIoDevice,EIO # in consts.sh
// .e kNtErrorSerialNoDevice,ENOTTY # in consts.sh
// .e kNtErrorPossibleDeadlock,EDEADLK # in consts.sh
// .e kNtErrorBadDevice,ENODEV # in consts.sh
// .e kNtErrorInvalidCommandLine,E2BIG # in consts.sh
// .e kNtErrorFileReadOnly,EROFS # in consts.sh
// .e kNtErrorNoData,ENODATA # in consts.sh
// .e WSAEPROCLIM,EPROCLIM # in consts.sh
// .e WSAESHUTDOWN,ESHUTDOWN # in consts.sh
// .e WSAEINPROGRESS,EINPROGRESS # in consts.sh
// .e WSAENETDOWN,ENETDOWN # in consts.sh
// .e WSAENETUNREACH,ENETUNREACH # in consts.sh
// .e WSAENETRESET,ENETRESET # in consts.sh
// .e WSAEUSERS,EUSERS # in consts.sh
// .e WSAENOTSOCK,ENOTSOCK # in consts.sh
// .e WSAEDESTADDRREQ,EDESTADDRREQ # in consts.sh
// .e WSAEMSGSIZE,EMSGSIZE # in consts.sh
// .e WSAEPROTOTYPE,EPROTOTYPE # in consts.sh
// .e WSAENOPROTOOPT,ENOPROTOOPT # in consts.sh
// .e WSAEPROTONOSUPPORT,EPROTONOSUPPORT # in consts.sh
// .e WSAESOCKTNOSUPPORT,ESOCKTNOSUPPORT # in consts.sh
// .e WSAEOPNOTSUPP,ENOTSUP # in consts.sh
// .e WSAEOPNOTSUPP,EOPNOTSUPP # in consts.sh
// .e WSAEPFNOSUPPORT,EPFNOSUPPORT # in consts.sh
// .e WSAEAFNOSUPPORT,EAFNOSUPPORT # in consts.sh
// .e WSAEADDRINUSE,EADDRINUSE # in consts.sh
// .e WSAEADDRNOTAVAIL,EADDRNOTAVAIL # in consts.sh
// .e WSAECONNABORTED,ECONNABORTED # in consts.sh
// .e WSAECONNRESET,ECONNRESET # in consts.sh
// .e WSAENOBUFS,ENOBUFS # in consts.sh
// .e WSAEISCONN,EISCONN # in consts.sh
// .e WSAENOTCONN,ENOTCONN # in consts.sh
// .e WSAESHUTDOWN,ESHUTDOWN # in consts.sh
// .e WSAETOOMANYREFS,ETOOMANYREFS # in consts.sh
// .e WSAETIMEDOUT,ETIMEDOUT # in consts.sh
// .e WSAECONNREFUSED,ECONNREFUSED # in consts.sh
// .e WSAEHOSTDOWN,EHOSTDOWN # in consts.sh
// .e WSAEHOSTUNREACH,EHOSTUNREACH # in consts.sh
// .e WSAEALREADY,EALREADY # in consts.sh
// .e WSAESTALE,ESTALE # in consts.sh
// .e WSAEREMOTE,EREMOTE # in consts.sh
// .e WSAEINTR,EINTR # in consts.sh
.e kNtErrorModNotFound,ENOSYS
.e kNtErrorBadCommand,EACCES
.e kNtErrorBadLength,EACCES
.e kNtErrorBadNetpath,ENOENT
.e kNtErrorBadNetName,ENOENT
.e kNtErrorBadPathname,ENOENT
.e kNtErrorBadNetResp,ENETDOWN
.e kNtErrorFileExists,EEXIST
.e kNtErrorCannotMake,EACCES
.e kNtErrorCommitmentLimit,ENOMEM
.e kNtErrorConnectionAborted,ECONNABORTED
.e kNtErrorConnectionActive,EISCONN
.e kNtErrorConnectionRefused,ECONNREFUSED
.e kNtErrorCrc,EACCES
.e kNtErrorDirNotEmpty,ENOTEMPTY
.e kNtErrorDupName,EADDRINUSE
.e kNtErrorFilenameExcedRange,ENAMETOOLONG
.e kNtErrorGenFailure,EACCES
.e kNtErrorGracefulDisconnect,EPIPE
.e kNtErrorHostDown,EHOSTUNREACH
.e kNtErrorHostUnreachable,EHOSTUNREACH
.e kNtErrorInsufficientBuffer,EFAULT
.e kNtErrorNoaccess,EFAULT
.e kNtErrorInvalidAddress,EADDRNOTAVAIL
.e kNtErrorNotAReparsePoint,EINVAL
.e kNtErrorInvalidFunction,EINVAL
.e kNtErrorInvalidNetname,EADDRNOTAVAIL
.e kNtErrorInvalidUserBuffer,EMSGSIZE
.e kNtErrorIoPending,EINPROGRESS
.e kNtErrorLockViolation,EACCES
.e kNtErrorMoreData,EMSGSIZE
.e kNtErrorNetnameDeleted,ECONNABORTED
.e kNtErrorNetworkAccessDenied,EACCES
.e kNtErrorNetworkBusy,ENETDOWN
.e kNtErrorNetworkUnreachable,ENETUNREACH
.e kNtErrorNonpagedSystemResources,ENOMEM
.e kNtErrorNotEnoughMemory,ENOMEM
.e kNtErrorNotEnoughQuota,ENOMEM
.e kNtErrorNotFound,ENOENT
.e kNtErrorNotLocked,EACCES
.e kNtErrorNotReady,EACCES
.e kNtErrorNotSupported,ENOTSUP
.e kNtErrorNoMoreFiles,ENOENT
.e kNtErrorNoSystemResources,ENOMEM
.e kNtErrorOperationAborted,EINTR
.e kNtErrorOutOfPaper,EACCES
.e kNtErrorPagedSystemResources,ENOMEM
.e kNtErrorPagefileQuota,ENOMEM
.e kNtErrorPipeNotConnected,EPIPE
.e kNtErrorPortUnreachable,ECONNRESET
.e kNtErrorProtocolUnreachable,ENETUNREACH
.e kNtErrorRemNotList,ECONNREFUSED
.e kNtErrorRequestAborted,EINTR
.e kNtErrorReqNotAccep,EWOULDBLOCK
.e kNtErrorSectorNotFound,EACCES
.e kNtErrorSemTimeout,ETIMEDOUT
.e kNtErrorSharingViolation,EACCES
.e kNtErrorTooManyNames,ENOMEM
.e kNtErrorUnexpNetErr,ECONNABORTED
.e kNtErrorWorkingSetQuota,ENOMEM
.e kNtErrorWriteProtect,EACCES
.e kNtErrorWrongDisk,EACCES
.e WSAEACCES,EACCES
.e WSAEDISCON,EPIPE
.e WSAEFAULT,EFAULT
.e WSAEINVAL,EINVAL
.e WSAEDQUOT,EDQUOT
.e WSAEPROCLIM,ENOMEM
.e WSANOTINITIALISED,ENETDOWN
.e WSASYSNOTREADY,ENETDOWN
.e WSAVERNOTSUPPORTED,ENOSYS
.section .sort.rodata.dos2errno.1,"a",@progbits
.align 8
kDos2Errno:/*
...decentralized content...
*/.endobj kDos2Errno,globl
.previous
.section .sort.rodata.dos2errno.3,"a",@progbits
.short 0
.endobj kDos2Errno,globl,hidden
.overrun
.previous