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patch 8.2.1570: configure check for dirfd() does not work on HPUX

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Problem:    Configure check for dirfd() does not work on HPUX. (Michael Osipov)
Solution:   Use AC_TRY_LINK instead of AC_TRY_COMPILE. (closes #6838)
This commit is contained in:
Bram Moolenaar
2020-09-02 21:21:35 +02:00
parent a5d3841177
commit 9d8bfae50f
5 changed files with 17 additions and 7 deletions
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4
src/configure.ac
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@@ -4013,7 +4013,7 @@ AC_TRY_LINK([#include <stdio.h>], [rename("this", "that")],
dnl check for dirfd()
AC_MSG_CHECKING(for dirfd)
AC_TRY_COMPILE(
AC_TRY_LINK(
[#include <sys/types.h>
#include <dirent.h>],
[DIR * dir=opendir("dirname"); dirfd(dir);],
@@ -4021,7 +4021,7 @@ 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(
AC_TRY_LINK(
[#include <sys/file.h>],
[flock(10, LOCK_SH);],
AC_MSG_RESULT(yes); AC_DEFINE(HAVE_FLOCK), AC_MSG_RESULT(not usable))