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-rw-r--r--m4/guix.m413
1 files changed, 13 insertions, 0 deletions
diff --git a/m4/guix.m4 b/m4/guix.m4
index fa5a4023ba..2113383770 100644
--- a/m4/guix.m4
+++ b/m4/guix.m4
@@ -257,3 +257,16 @@ AC_DEFUN([GUIX_ASSERT_CXX11], [
AC_MSG_ERROR([C++ compiler '$CXX' does not support the C++11 standard])
fi
])
+
+dnl GUIX_CHECK_LIBC_MOUNT
+dnl
+dnl Check whether libc provides 'mount'. On GNU/Hurd it doesn't (yet).
+AC_DEFUN([GUIX_CHECK_LIBC_MOUNT], [
+ AC_CACHE_CHECK([whether libc provides 'mount'], [guix_cv_libc_has_mount],
+ [GUILE_CHECK([retval], [(dynamic-func \"mount\" (dynamic-link))])
+ if test "$retval" = 0; then
+ guix_cv_libc_has_mount="yes"
+ else
+ guix_cv_libc_has_mount="no"
+ fi])
+])