diff options
Diffstat (limited to 'vendor/modernc.org/libc/libc_musl.go')
| -rw-r--r-- | vendor/modernc.org/libc/libc_musl.go | 71 |
1 files changed, 56 insertions, 15 deletions
diff --git a/vendor/modernc.org/libc/libc_musl.go b/vendor/modernc.org/libc/libc_musl.go index 7a06d4486..a385f7eef 100644 --- a/vendor/modernc.org/libc/libc_musl.go +++ b/vendor/modernc.org/libc/libc_musl.go @@ -2,7 +2,7 @@ // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. -//go:build linux && (amd64 || arm64 || loong64) +//go:build linux && (amd64 || arm64 || loong64 || ppc64le || s390x || riscv64 || 386 || arm) //go:generate go run generator.go @@ -119,7 +119,7 @@ import ( "strings" "sync" "sync/atomic" - "syscall" + "time" "unsafe" guuid "github.com/google/uuid" @@ -157,6 +157,7 @@ func init() { Xprogram_invocation_name = mustCString(nm) Xprogram_invocation_short_name = mustCString(filepath.Base(nm)) + X__libc.Fpage_size = Tsize_t(os.Getpagesize()) } // RawMem64 represents the biggest uint64 array the runtime can handle. @@ -414,7 +415,7 @@ func (tls *TLS) Free(n int) { select { case sig := <-tls.pendingSignals: - signum := int32(sig.(syscall.Signal)) + signum := int32(sig.(unix.Signal)) h, ok := tls.sigHandlers[signum] if !ok { break @@ -517,7 +518,7 @@ var abort Tsigaction func Xabort(tls *TLS) { X__libc_sigaction(tls, SIGABRT, uintptr(unsafe.Pointer(&abort)), 0) - unix.Kill(unix.Getpid(), syscall.Signal(SIGABRT)) + unix.Kill(unix.Getpid(), unix.Signal(SIGABRT)) panic(todo("unrechable")) } @@ -639,16 +640,56 @@ func ___synccall(tls *TLS, fn, ctx uintptr) { (*(*func(*TLS, uintptr))(unsafe.Pointer(&struct{ uintptr }{fn})))(tls, ctx) } +// func ___randname(tls *TLS, template uintptr) (r1 uintptr) { +// bp := tls.Alloc(16) +// defer tls.Free(16) +// var i int32 +// var r uint64 +// var _ /* ts at bp+0 */ Ttimespec +// X__clock_gettime(tls, CLOCK_REALTIME, bp) +// goto _2 +// _2: +// r = uint64((*(*Ttimespec)(unsafe.Pointer(bp))).Ftv_sec+(*(*Ttimespec)(unsafe.Pointer(bp))).Ftv_nsec) + uint64(tls.ID)*uint64(65537) +// i = 0 +// for { +// if !(i < int32(6)) { +// break +// } +// *(*int8)(unsafe.Pointer(template + uintptr(i))) = int8(uint64('A') + r&uint64(15) + r&uint64(16)*uint64(2)) +// goto _3 +// _3: +// i++ +// r >>= uint64(5) +// } +// return template +// } + +// #include <time.h> +// #include <stdint.h> +// #include "pthread_impl.h" +// +// /* This assumes that a check for the +// +// template size has already been made */ +// +// char *__randname(char *template) +// +// { +// int i; +// struct timespec ts; +// unsigned long r; +// +// __clock_gettime(CLOCK_REALTIME, &ts); +// r = ts.tv_sec + ts.tv_nsec + __pthread_self()->tid * 65537UL; +// for (i=0; i<6; i++, r>>=5) +// template[i] = 'A'+(r&15)+(r&16)*2; +// +// return template; +// } func ___randname(tls *TLS, template uintptr) (r1 uintptr) { - bp := tls.Alloc(16) - defer tls.Free(16) var i int32 - var r uint64 - var _ /* ts at bp+0 */ Ttimespec - X__clock_gettime(tls, CLOCK_REALTIME, bp) - goto _2 -_2: - r = uint64((*(*Ttimespec)(unsafe.Pointer(bp))).Ftv_sec+(*(*Ttimespec)(unsafe.Pointer(bp))).Ftv_nsec) + uint64(tls.ID)*uint64(65537) + ts := time.Now().UnixNano() + r := uint64(ts) + uint64(tls.ID)*65537 i = 0 for { if !(i < int32(6)) { @@ -682,15 +723,15 @@ func Xsignal(tls *TLS, signum int32, handler uintptr) (r uintptr) { r, tls.sigHandlers[signum] = tls.sigHandlers[signum], handler switch handler { case SIG_DFL: - gosignal.Reset(syscall.Signal(signum)) + gosignal.Reset(unix.Signal(signum)) case SIG_IGN: - gosignal.Ignore(syscall.Signal(signum)) + gosignal.Ignore(unix.Signal(signum)) default: if tls.pendingSignals == nil { tls.pendingSignals = make(chan os.Signal, 3) tls.checkSignals = true } - gosignal.Notify(tls.pendingSignals, syscall.Signal(signum)) + gosignal.Notify(tls.pendingSignals, unix.Signal(signum)) } return r } |