configure: remove useless NPTL probe

[PATCH] configure: remove useless NPTL probe

Paolo Bonzini posted 1 patch 2 years, 6 months ago

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configure | 19 -------------------
1 file changed, 19 deletions(-)

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[PATCH] configure: remove useless NPTL probe

Posted by Paolo Bonzini 2 years, 6 months ago

Using a linuxthreads system with a recent QEMU will have bigger problems
than just not having NPTL.  Remove the unnecessary check.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 configure | 19 -------------------
 1 file changed, 19 deletions(-)

diff --git a/configure b/configure
index 03162008aa..b5c36347eb 100755
--- a/configure
+++ b/configure
@@ -1994,25 +1994,6 @@ if ! has "$pkg_config_exe"; then
   error_exit "pkg-config binary '$pkg_config_exe' not found"
 fi
 
-##########################################
-# NPTL probe
-
-if test "$linux_user" = "yes"; then
-  cat > $TMPC <<EOF
-#include <sched.h>
-#include <linux/futex.h>
-int main(void) {
-#if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
-#error bork
-#endif
-  return 0;
-}
-EOF
-  if ! compile_object ; then
-    feature_not_found "nptl" "Install glibc and linux kernel headers."
-  fi
-fi
-
 ##########################################
 # xen probe
 
-- 
2.31.1

Re: [PATCH] configure: remove useless NPTL probe

Posted by Richard Henderson 2 years, 6 months ago

On 10/25/21 1:19 AM, Paolo Bonzini wrote:
> Using a linuxthreads system with a recent QEMU will have bigger problems
> than just not having NPTL.  Remove the unnecessary check.
> 
> Signed-off-by: Paolo Bonzini<pbonzini@redhat.com>
> ---
>   configure | 19 -------------------
>   1 file changed, 19 deletions(-)

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

r~