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path: root/src/syscall/syscall_openbsd_libc.go
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* syscall: use dup3 in forkAndExecInChild on OpenBSDTobias Klauser2022-03-051-0/+2
| | | | | | | | | | | | | Use dup3(oldfd, newfd, O_CLOEXEC) to atomically duplicate the file descriptor and mark is as close-on-exec instead of dup2 & fcntl. The dup3 system call first appeared in OpenBSD 5.7. Change-Id: Ic06c2c7089dcdbd931ee24e5e8c316879d81474e Reviewed-on: https://go-review.googlesource.com/c/go/+/389974 Trust: Tobias Klauser <tobias.klauser@gmail.com> Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com> Reviewed-by: Ian Lance Taylor <iant@golang.org>
* all: go fix -fix=buildtag std cmd (except for bootstrap deps, vendor)Russ Cox2021-10-281-1/+0
| | | | | | | | | | | | | | | | | | | | | | | | When these packages are released as part of Go 1.18, Go 1.16 will no longer be supported, so we can remove the +build tags in these files. Ran go fix -fix=buildtag std cmd and then reverted the bootstrapDirs as defined in src/cmd/dist/buildtool.go, which need to continue to build with Go 1.4 for now. Also reverted src/vendor and src/cmd/vendor, which will need to be updated in their own repos first. Manual changes in runtime/pprof/mprof_test.go to adjust line numbers. For #41184. Change-Id: Ic0f93f7091295b6abc76ed5cd6e6746e1280861e Reviewed-on: https://go-review.googlesource.com/c/go/+/344955 Trust: Russ Cox <rsc@golang.org> Run-TryBot: Russ Cox <rsc@golang.org> TryBot-Result: Go Bot <gobot@golang.org> Reviewed-by: Bryan C. Mills <bcmills@google.com>
* runtime,syscall: simplify openbsd related build tagsJoel Sing2021-05-111-2/+2
| | | | | | | | | | | | | | openbsd/mips64 is now the only openbsd port that uses non-libc syscall - revise build tags to reflect this. Update #36435 Change-Id: I357b2dd2926d058e25e618fcca42c388587598a8 Reviewed-on: https://go-review.googlesource.com/c/go/+/317919 Trust: Joel Sing <joel@sing.id.au> Reviewed-by: Cherry Mui <cherryyz@google.com> Run-TryBot: Cherry Mui <cherryyz@google.com> TryBot-Result: Go Bot <gobot@golang.org>
* runtime,syscall: convert syscall on openbsd/arm to libcJoel Sing2021-05-091-2/+2
| | | | | | | | | | | | Convert the syscall package on openbsd/arm to use libc rather than performing direct system calls. Updates #36435 Change-Id: Iff3a91c959292cbf4e0a09c7fd34efc8e88ff83f Reviewed-on: https://go-review.googlesource.com/c/go/+/315793 Trust: Joel Sing <joel@sing.id.au> Reviewed-by: Cherry Mui <cherryyz@google.com>
* runtime,syscall: convert syscall on openbsd/386 to libcJoel Sing2021-04-301-2/+2
| | | | | | | | | | | | | Convert the syscall package on openbsd/386 to use libc rather than performing direct system calls. Updates #36435 Change-Id: Ifcfbca0e6b933762596a564243caa850dac01442 Reviewed-on: https://go-review.googlesource.com/c/go/+/287654 Trust: Joel Sing <joel@sing.id.au> Run-TryBot: Joel Sing <joel@sing.id.au> Reviewed-by: Cherry Zhang <cherryyz@google.com>
* syscall, etc.: use abi.FuncPCABI0 for libc syscall wrappersCherry Zhang2021-04-261-13/+8
| | | | | | | | | | | | | | | | | | | | In CL 288092 we made Darwin syscall wrappers as ABIInternal, so their addresses taken from Go using funcPC are the actual function entries, not the wrappers. As we introduced internal/abi.FuncPCABIxxx intrinsics, use that. And change the assembly functions back to ABI0. Do it on OpenBSD as well, as OpenBSD and Darwin share code generator. Change-Id: I408120795f7fc826637c867394248f8f373906bd Reviewed-on: https://go-review.googlesource.com/c/go/+/313230 Trust: Cherry Zhang <cherryyz@google.com> Run-TryBot: Cherry Zhang <cherryyz@google.com> TryBot-Result: Go Bot <gobot@golang.org> Reviewed-by: Than McIntosh <thanm@google.com> Reviewed-by: Michael Knyszek <mknyszek@google.com>
* all: go fmt std cmd (but revert vendor)Russ Cox2021-02-201-0/+1
| | | | | | | | | | | | | | | | Make all our package sources use Go 1.17 gofmt format (adding //go:build lines). Part of //go:build change (#41184). See https://golang.org/design/draft-gobuild Change-Id: Ia0534360e4957e58cd9a18429c39d0e32a6addb4 Reviewed-on: https://go-review.googlesource.com/c/go/+/294430 Trust: Russ Cox <rsc@golang.org> Run-TryBot: Russ Cox <rsc@golang.org> TryBot-Result: Go Bot <gobot@golang.org> Reviewed-by: Jason A. Donenfeld <Jason@zx2c4.com> Reviewed-by: Ian Lance Taylor <iant@golang.org>
* syscall: generate readlen/writelen for openbsd libcJoel Sing2021-01-281-22/+6
| | | | | | | | | | | | | | Rather than hand rolling readlen and writelen, move it to being generated via mksyscall.pl, as is done for most other functions. Updates #36435 Change-Id: I649aed7b182b41c8639686feae25ce19dab812c3 Reviewed-on: https://go-review.googlesource.com/c/go/+/287532 Trust: Joel Sing <joel@sing.id.au> Reviewed-by: Cherry Zhang <cherryyz@google.com> Run-TryBot: Cherry Zhang <cherryyz@google.com> TryBot-Result: Go Bot <gobot@golang.org>
* runtime,syscall: convert syscall on openbsd/arm64 to libcJoel Sing2021-01-281-1/+1
| | | | | | | | | | | | | | Convert the syscall package on openbsd/arm64 to use libc rather than performing direct system calls. Updates #36435 Change-Id: I7e1da8537cea9ed9bf2676f181e56ae99383333f Reviewed-on: https://go-review.googlesource.com/c/go/+/286815 Trust: Joel Sing <joel@sing.id.au> Reviewed-by: Cherry Zhang <cherryyz@google.com> Run-TryBot: Cherry Zhang <cherryyz@google.com> TryBot-Result: Go Bot <gobot@golang.org>
* runtime,syscall: convert syscall on openbsd/amd64 to libcJoel Sing2021-01-261-0/+93
Convert the syscall package on openbsd/amd64 to use libc rather than performing direct system calls. Updates #36435 Change-Id: Ieb5926a91ed34f7c722e3667004ec484c86804ef Reviewed-on: https://go-review.googlesource.com/c/go/+/270380 Trust: Joel Sing <joel@sing.id.au> Reviewed-by: Cherry Zhang <cherryyz@google.com> Run-TryBot: Cherry Zhang <cherryyz@google.com> TryBot-Result: Go Bot <gobot@golang.org>