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mhd_shutdown_socket_trigger.m4: fixed compiler warning

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Evgeny Grin (Karlson2k)
2023-05-25 10:44:46 +02:00
committed by Christian Grothoff
parent 90e79864a3
commit 9b703d1af1
1 changed files with 18 additions and 5 deletions
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m4/mhd_shutdown_socket_trigger.m4
+18 -5
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@@ -11,24 +11,37 @@
#
# LICENSE
#
# Copyright (c) 2017 Karlson2k (Evgeny Grin) <k2k@narod.ru>
# Copyright (c) 2017-2023 Karlson2k (Evgeny Grin) <k2k@narod.ru>
#
# Copying and distribution of this file, with or without modification, are
# permitted in any medium without royalty provided the copyright notice
# and this notice are preserved. This file is offered as-is, without any
# warranty.
#serial 3
#serial 4
AC_DEFUN([MHD_CHECK_SOCKET_SHUTDOWN_TRIGGER],[dnl
AC_PREREQ([2.64])dnl
AC_REQUIRE([AC_CANONICAL_HOST])dnl
AC_REQUIRE([AC_PROG_CC])dnl
AC_REQUIRE([AX_PTHREAD])dnl
AC_CHECK_HEADERS([sys/time.h],[AC_CHECK_FUNCS([gettimeofday])],[], [AC_INCLUDES_DEFAULT])
dnl AC_CHECK_HEADERS([time.h],[AC_CHECK_FUNCS([nanosleep])],[], [AC_INCLUDES_DEFAULT])
AC_CHECK_HEADERS([sys/time.h time.h])dnl
MHD_CHECK_FUNC([[gettimeofday]],
[[
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif /* HAVE_SYS_TIME_H */
#ifdef HAVE_TIME_H
#include <time.h>
#endif /* HAVE_TIME_H */
]],
[[
struct timeval tv;
if (0 != gettimeofday (&tv, (void*) 0))
return 1;
]]
)
MHD_CHECK_FUNC([[usleep]], [[#include <unistd.h>]], [[usleep(100000);]])
dnl AC_CHECK_HEADERS([unistd.h],[AC_CHECK_FUNCS([usleep])],[], [AC_INCLUDES_DEFAULT])
MHD_CHECK_FUNC([[nanosleep]], [[#include <time.h>]], [[struct timespec ts2, ts1 = {0, 0}; nanosleep(&ts1, &ts2);]])
AC_CHECK_HEADERS([string.h sys/types.h sys/socket.h netinet/in.h time.h sys/select.h netinet/tcp.h],[],[], [AC_INCLUDES_DEFAULT])
AC_CACHE_CHECK([[whether shutdown of listen socket triggers select()]],