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diff src/configure.ac @ 20311:05b4efb062a7 v8.2.0711

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patch 8.2.0711: temp directory might be cleared Commit: https://github.com/vim/vim/commit/b2d0e51366dea6843f991f31a457f5456d162678 Author: Bram Moolenaar <Bram@vim.org> Date: Thu May 7 18:37:03 2020 +0200 patch 8.2.0711: temp directory might be cleared Problem: With a long running Vim the temp directory might be cleared on some systems. Solution: Lock the temp directory. (closes #6044)
author Bram Moolenaar <Bram@vim.org>
date Thu, 07 May 2020 18:45:03 +0200
parents 4470e19bc790
children 4411c2b96af9
line wrap: on
line diff
--- a/src/configure.ac
+++ b/src/configure.ac
@@ -4060,6 +4060,21 @@ AC_TRY_LINK([#include <stdio.h>], [renam
 	AC_MSG_RESULT(yes); AC_DEFINE(HAVE_RENAME),
 	AC_MSG_RESULT(no))
 
+dnl check for dirfd()
+AC_MSG_CHECKING(for dirfd)
+AC_TRY_COMPILE(
+[#include <sys/types.h>
+#include <dirent.h>],
+[DIR * dir=opendir("dirname"); dirfd(dir);],
+AC_MSG_RESULT(yes); AC_DEFINE(HAVE_DIRFD), AC_MSG_RESULT(not usable))
+
+dnl check for flock()
+AC_MSG_CHECKING(for flock)
+AC_TRY_COMPILE(
+[#include <sys/file.h>],
+[flock(10, LOCK_SH);],
+AC_MSG_RESULT(yes); AC_DEFINE(HAVE_FLOCK), AC_MSG_RESULT(not usable))
+
 dnl sysctl() may exist but not the arguments we use
 AC_MSG_CHECKING(for sysctl)
 AC_TRY_COMPILE(