build: check for sys/prctl.h in the proper way

Use AC_CHECK_HEADERS to check for the header, and include it only
if detected and the subsequent HAVE_SYS_PRCTL_H is set.
This commit is contained in:
Wladimir J. van der Laan 2014-08-12 13:03:56 +02:00
parent 76c49c4138
commit 4c61ba40b9
2 changed files with 9 additions and 2 deletions

View file

@ -378,7 +378,7 @@ if test x$TARGET_OS = xdarwin; then
AX_CHECK_LINK_FLAG([[-Wl,-dead_strip]], [LDFLAGS="$LDFLAGS -Wl,-dead_strip"])
fi
AC_CHECK_HEADERS([endian.h stdio.h stdlib.h unistd.h strings.h sys/types.h sys/stat.h sys/select.h])
AC_CHECK_HEADERS([endian.h stdio.h stdlib.h unistd.h strings.h sys/types.h sys/stat.h sys/select.h sys/prctl.h])
AC_SEARCH_LIBS([getaddrinfo_a], [anl], [AC_DEFINE(HAVE_GETADDRINFO_A, 1, [Define this symbol if you have getaddrinfo_a])])
AC_SEARCH_LIBS([inet_pton], [nsl resolv], [AC_DEFINE(HAVE_INET_PTON, 1, [Define this symbol if you have inet_pton])])

View file

@ -3,6 +3,10 @@
// Distributed under the MIT/X11 software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#if defined(HAVE_CONFIG_H)
#include "config/bitcoin-config.h"
#endif
#include "util.h"
#include "chainparamsbase.h"
@ -24,7 +28,6 @@
#endif
#define _POSIX_C_SOURCE 200112L
#include <sys/prctl.h>
#endif // __linux__
@ -61,6 +64,10 @@
#include <shlobj.h>
#endif
#ifdef HAVE_SYS_PRCTL_H
#include <sys/prctl.h>
#endif
#include <boost/algorithm/string/case_conv.hpp> // for to_lower()
#include <boost/algorithm/string/join.hpp>
#include <boost/algorithm/string/predicate.hpp> // for startswith() and endswith()