exec_solaris_test.go

     1  // Copyright 2015 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  //go:build solaris
     6  
     7  package syscall
     8  
     9  import "unsafe"
    10  
    11  //go:cgo_import_dynamic libc_Getpgid getpgid "libc.so"
    12  //go:cgo_import_dynamic libc_Getpgrp getpgrp "libc.so"
    13  
    14  //go:linkname libc_Getpgid libc_Getpgid
    15  //go:linkname libc_Getpgrp libc_Getpgrp
    16  
    17  var (
    18  	libc_Getpgid,
    19  	libc_Getpgrp libcFunc
    20  )
    21  
    22  func Getpgid(pid int) (pgid int, err error) {
    23  	r0, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&libc_Getpgid)), 1, uintptr(pid), 0, 0, 0, 0, 0)
    24  	pgid = int(r0)
    25  	if e1 != 0 {
    26  		err = e1
    27  	}
    28  	return
    29  }
    30  
    31  func Getpgrp() (pgrp int) {
    32  	r0, _, _ := sysvicall6(uintptr(unsafe.Pointer(&libc_Getpgrp)), 0, 0, 0, 0, 0, 0, 0)
    33  	pgrp = int(r0)
    34  	return
    35  }
    36  
    37  func Tcgetpgrp(fd int) (pgid int32, err error) {
    38  	if errno := ioctlPtr(uintptr(fd), TIOCGPGRP, unsafe.Pointer(&pgid)); errno != 0 {
    39  		return -1, errno
    40  	}
    41  	return pgid, nil
    42  }
    43  
    44  func Tcsetpgrp(fd int, pgid int32) (err error) {
    45  	return ioctlPtr(uintptr(fd), TIOCSPGRP, unsafe.Pointer(&pgid))
    46  }
    47
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