From: Ian Lance Taylor <iant@golang.org>
Date: Wed, 19 Apr 2023 22:05:54 +0000 (-0700)
Subject: syscall: add prlimit
X-Git-Tag: basepoints/gcc-15~9428
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fd95566fda0b45e92e20562321221bd2c486c089;p=thirdparty%2Fgcc.git

syscall: add prlimit

As of https://go.dev/cl/476695 golang.org/x/sys/unix can call
syscall.prlimit, so we need such a function in libgo.

For golang/go#46279
Fixes golang/go#59712

Reviewed-on: https://go-review.googlesource.com/c/gofrontend/+/486576
---

diff --git a/gcc/go/gofrontend/MERGE b/gcc/go/gofrontend/MERGE
index e133650ad915..702257009d28 100644
--- a/gcc/go/gofrontend/MERGE
+++ b/gcc/go/gofrontend/MERGE
@@ -1,4 +1,4 @@
-0411a2733fd468e69f1998edd91e8fe3ba40ff9e
+737de90a63002d4872b19772a7116404ee5815b4
 
 The first line of this file holds the git revision number of the last
 merge done from the gofrontend repository.
diff --git a/libgo/go/syscall/libcall_linux.go b/libgo/go/syscall/libcall_linux.go
index 19ae4393cf13..03ca7261b59b 100644
--- a/libgo/go/syscall/libcall_linux.go
+++ b/libgo/go/syscall/libcall_linux.go
@@ -189,6 +189,14 @@ func Gettid() (tid int) {
 //sys	PivotRoot(newroot string, putold string) (err error)
 //pivot_root(newroot *byte, putold *byte) _C_int
 
+// Used by golang.org/x/sys/unix.
+//sys	prlimit(pid int, resource int, newlimit *Rlimit, oldlimit *Rlimit) (err error)
+//prlimit(pid Pid_t, resource _C_int, newlimit *Rlimit, oldlimit *Rlimit) _C_int
+
+func Prlimit(pid int, resource int, newlimit *Rlimit, oldlimit *Rlimit) error {
+	return prlimit(pid, resource, newlimit, oldlimit)
+}
+
 //sys	Removexattr(path string, attr string) (err error)
 //removexattr(path *byte, name *byte) _C_int