unix: add Select syscall on AIX

As select is a keyword of Go, C.select cannot be used on gccgo files.
Therefore, select call is transformed into c_select.

Change-Id: Ic68a7ffa03dc5a5d70514876b5f6afb565691a4a
Reviewed-on: https://go-review.googlesource.com/c/sys/+/172739
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
This commit is contained in:
Clément Chigot
2019-04-18 15:33:12 +00:00
committed by Ian Lance Taylor
parent d20716ef9d
commit f0ce4c0180
8 changed files with 90 additions and 4 deletions
+13 -1
View File
@@ -282,6 +282,11 @@ func main() {
if !onlyCommon {
// GCCGO Prototype Generation
// Imports of system calls from libc
if sysname == "select" {
// select is a keyword of Go. Its name is
// changed to c_select.
cExtern += "#define c_select select\n"
}
cExtern += fmt.Sprintf("%s %s", cRettype, sysname)
cIn := strings.Join(cIn, ", ")
cExtern += fmt.Sprintf("(%s);\n", cIn)
@@ -490,7 +495,14 @@ func main() {
// GCCGO function generation
argsgccgolist := strings.Join(argsgccgo, ", ")
callgccgo := fmt.Sprintf("C.%s(%s)", sysname, argsgccgolist)
var callgccgo string
if sysname == "select" {
// select is a keyword of Go. Its name is
// changed to c_select.
callgccgo = fmt.Sprintf("C.c_%s(%s)", sysname, argsgccgolist)
} else {
callgccgo = fmt.Sprintf("C.%s(%s)", sysname, argsgccgolist)
}
textgccgo += callProto
textgccgo += fmt.Sprintf("\tr1 = uintptr(%s)\n", callgccgo)
textgccgo += "\te1 = syscall.GetErrno()\n"