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authorLudovic Courtès <ludo@gnu.org>2025-02-11 17:42:37 +0100
committerLudovic Courtès <ludo@gnu.org>2025-03-26 17:57:42 +0100
commitf03e6eff2f491fbf1a38b36d46c0fe2fdd3e6886 (patch)
tree91c7edbe4864fe80d17d7754d7e833dfafb75ef3 /config-daemon.ac
parent92205bab4dcf25a9c4dbe08daf0e53c6e608ca3e (diff)
daemon: Use ‘close_range’ where available.
* nix/libutil/util.cc (closeMostFDs) [HAVE_CLOSE_RANGE]: Use ‘close_range’ when ‘exceptions’ is empty. * config-daemon.ac: Check for <linux/close_range.h> and the ‘close_range’ symbol. Change-Id: I12fa3bde58b003fcce5ea5a1fee1dcf9a92c0359
Diffstat (limited to 'config-daemon.ac')
-rw-r--r--config-daemon.ac5
1 files changed, 3 insertions, 2 deletions
diff --git a/config-daemon.ac b/config-daemon.ac
index 6731c68bc39..4e949bc88a3 100644
--- a/config-daemon.ac
+++ b/config-daemon.ac
@@ -78,7 +78,8 @@ if test "x$guix_build_daemon" = "xyes"; then
dnl Chroot support.
AC_CHECK_FUNCS([chroot unshare])
- AC_CHECK_HEADERS([sched.h sys/param.h sys/mount.h sys/syscall.h])
+ AC_CHECK_HEADERS([sched.h sys/param.h sys/mount.h sys/syscall.h \
+ linux/close_range.h])
if test "x$ac_cv_func_chroot" != "xyes"; then
AC_MSG_ERROR(['chroot' function missing, bailing out])
@@ -95,7 +96,7 @@ if test "x$guix_build_daemon" = "xyes"; then
dnl strsignal: for error reporting.
dnl statx: fine-grain 'stat' call, new in glibc 2.28.
AC_CHECK_FUNCS([lutimes lchown posix_fallocate sched_setaffinity \
- statvfs nanosleep strsignal statx])
+ statvfs nanosleep strsignal statx close_range])
dnl Check for <locale>.
AC_LANG_PUSH(C++)