: openpgm-configure-c99.patch

Include <stdio.h> for the printf function.  This avoids an implicit
function declaration in this configure check, causing to fail
unconditionally with compilers that do not support them.

openpgm-release-5-2-122/openpgm/pgm/configure.ac

@@ -0,0 +1,313 @@
+# -*- Autoconf -*-
+# Process this file with autoconf to produce a configure script.
+
+#  Ubuntu 10 : v2.65
+#   OSX 10.6 : v2.61
+# Solaris 10 : v2.59
+AC_PREREQ([2.61])
+AC_INIT([OpenPGM], [m4_esyscmd([perl version.pl %major.%minor.%micro])], [openpgm-dev@googlegroups.com], [openpgm], [http://code.google.com/p/openpgm/])
+AC_CONFIG_SRCDIR([reed_solomon.c])
+AC_CONFIG_MACRO_DIR([m4])
+AC_CONFIG_HEADER(include/config.h)
+
+#  Ubuntu 10 : v1.11
+#   OSX 10.6 : v1.10
+# Solaris 10 : v1.8
+AM_INIT_AUTOMAKE([1.10 no-define foreign])
+m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
+
+AC_SUBST([RELEASE_INFO], [m4_esyscmd([perl version.pl %major.%minor])])
+AC_SUBST([VERSION_INFO], [m4_esyscmd([perl version.pl 0:%micro])])
+
+AC_SUBST([VERSION_MAJOR], [m4_esyscmd([perl version.pl %major])])
+AC_SUBST([VERSION_MINOR], [m4_esyscmd([perl version.pl %minor])])
+AC_SUBST([VERSION_MICRO], [m4_esyscmd([perl version.pl %micro])])
+
+# Checks for programs.
+AC_PROG_CC
+AC_PROG_CC_C99
+AC_PROG_LIBTOOL
+AC_PATH_PROG(PERL, perl)
+AC_PATH_PROG(PYTHON, python)
+
+# nb: earliest verifiable version is 2.2.
+m4_ifdef([LT_PREREQ], [LT_PREREQ([2.2])])
+m4_ifdef([LT_INIT], [LT_INIT])
+AC_SUBST([LIBTOOL_DEPS])
+AC_SUBST(PERL)
+AC_SUBST(PYTHON)
+
+# Apply system specific rules.
+AC_CANONICAL_HOST
+CFLAGS="$CFLAGS -D_REENTRANT"
+case "$host_os" in
+linux*)
+	CFLAGS="$CFLAGS -D_XOPEN_SOURCE=600 -D_BSD_SOURCE"
+	;;
+solaris*)
+	CFLAGS="$CFLAGS -D_XOPEN_SOURCE=600 -D__EXTENSIONS__"
+	AC_SEARCH_LIBS([socket], [socket])
+	AC_SEARCH_LIBS([gethostname], [nsl])
+	AC_SEARCH_LIBS([inet_aton], [resolv])
+	AC_SEARCH_LIBS([kstat_open], [kstat])
+	;;
+*)
+	;;
+esac
+
+# Checks for libraries.
+AC_SEARCH_LIBS([sqrt], [m])
+AC_SEARCH_LIBS([pthread_mutex_trylock], [pthread])
+AC_SEARCH_LIBS([clock_gettime], [rt])
+
+# Checks for header files.
+AC_FUNC_ALLOCA
+AC_CHECK_HEADERS([arpa/inet.h fcntl.h float.h inttypes.h libintl.h limits.h locale.h malloc.h memory.h netdb.h netinet/in.h stddef.h stdint.h stdlib.h string.h strings.h sys/ioctl.h sys/param.h sys/socket.h sys/time.h sys/timeb.h syslog.h unistd.h wchar.h])
+
+# Checks for typedefs, structures, and compiler characteristics.
+AC_HEADER_STDBOOL
+AC_C_INLINE
+AC_C_FLEXIBLE_ARRAY_MEMBER
+AC_C_RESTRICT
+AC_C_VARARRAYS
+AC_TYPE_INT16_T
+AC_TYPE_INT32_T
+AC_TYPE_INT64_T
+AC_TYPE_INT8_T
+AC_TYPE_MODE_T
+AC_TYPE_SIZE_T
+AC_TYPE_SSIZE_T
+AC_TYPE_UID_T
+AC_TYPE_UINT16_T
+AC_TYPE_UINT32_T
+AC_TYPE_UINT64_T
+AC_TYPE_UINT8_T
+
+# Checks for library functions.
+# TODO: gettext() fails out-of-the-box from AutoConf.
+#AM_GNU_GETTEXT
+AC_FUNC_MALLOC
+AC_FUNC_MMAP
+AC_FUNC_REALLOC
+AC_FUNC_STRERROR_R
+AC_CHECK_FUNCS([atexit clock_gettime floor ftime gethostbyaddr gethostbyname gethostname gettimeofday inet_ntoa memmove memset regcomp select setenv setlocale socket sqrt stpcpy strcasecmp strchr strdup strerror strncasecmp strpbrk strrchr strstr strtol strtoul strtoull])
+
+# POSIX spinlocks
+AC_MSG_CHECKING([for pthread_spinlock])
+AC_COMPILE_IFELSE(
+	[AC_LANG_PROGRAM([[#include <pthread.h>]],
+		[[pthread_spinlock_t spinlock; pthread_spin_lock (&spinlock);]])],
+	[AC_MSG_RESULT([yes])
+		CFLAGS="$CFLAGS -DHAVE_PTHREAD_SPINLOCK"],
+	[AC_MSG_RESULT([no])])
+# NSS protocol lookup
+AC_CHECK_FUNCS([getprotobyname_r])
+if test "x$ac_cv_func_getprotobyname_r" = "xyes"; then
+AC_MSG_CHECKING([whether getprotobyname_r returns struct protoent *])
+AC_COMPILE_IFELSE(
+	[AC_LANG_PROGRAM([[#include <netdb.h>]],
+		[[struct protoent *pe = getprotobyname_r ((const char*)0, (struct protoent*)0, (char*)0, (int)0);]])],
+	[AC_MSG_RESULT([yes])
+		CFLAGS="$CFLAGS -DGETPROTOBYNAME_R_STRUCT_PROTOENT_P"],
+	[AC_MSG_RESULT([no])])
+fi
+# NSS networks lookup, IPv4 only
+AC_CHECK_FUNCS([getnetent])
+# variadic macros
+AC_MSG_CHECKING([for C99 variadic macros])
+AC_COMPILE_IFELSE(
+	[AC_LANG_PROGRAM([[#include <stdio.h>
+#define error(...) fprintf (stderr, __VA_ARGS__)]],
+		[[error("moo");]])],
+	[AC_MSG_RESULT([yes])
+		CFLAGS="$CFLAGS -DHAVE_ISO_VARARGS"],
+	[AC_MSG_RESULT([no])])
+AC_MSG_CHECKING([for GNU-style variadic macros])
+AC_COMPILE_IFELSE(
+	[AC_LANG_PROGRAM([[#include <stdio.h>
+#define error(x...) fprintf (stderr, x)]],
+		[[error("moo");]])],
+	[AC_MSG_RESULT([yes])
+		CFLAGS="$CFLAGS -DHAVE_GNUC_VARARGS"],
+	[AC_MSG_RESULT([no])])
+# stack memory api header
+AC_FUNC_ALLOCA
+# eventfd API
+AC_MSG_CHECKING([for eventfd])
+AC_COMPILE_IFELSE(
+	[AC_LANG_PROGRAM([[#include <sys/eventfd.h>]],
+                [[eventfd (0, 0);]])],
+        [AC_MSG_RESULT([yes])
+                CFLAGS="$CFLAGS -DHAVE_EVENTFD"],
+        [AC_MSG_RESULT([no])])
+# useful /proc system
+AC_CHECK_FILES([/proc/cpuinfo])
+# example: crash handling
+AC_CHECK_FUNCS([backtrace])
+# timing
+AC_CHECK_FUNCS([pselect])
+AC_CHECK_FILES([/dev/rtc])
+AC_MSG_CHECKING([for RDTSC instruction])
+case "$host_os" in
+darwin*)
+	AC_MSG_RESULT([no])
+	;;
+*)
+AC_COMPILE_IFELSE(
+	[AC_LANG_PROGRAM(,[[unsigned long lo, hi;
+__asm__ __volatile__ ("rdtsc" : "=a" (lo), "=d" (hi));]])],
+	[AC_MSG_RESULT([yes])
+		CFLAGS="$CFLAGS -DHAVE_RDTSC"],
+	[AC_MSG_RESULT([no])])
+	;;
+esac
+AC_CHECK_FILES([/dev/hpet])
+# event handling
+AC_CHECK_FUNCS([poll])
+AC_CHECK_FUNCS([epoll_ctl])
+# interface enumeration
+AC_CHECK_FUNCS([getifaddrs])
+AC_MSG_CHECKING([for struct ifreq.ifr_netmask])
+AC_COMPILE_IFELSE(
+	[AC_LANG_PROGRAM([[#include <sys/types.h>
+#include <ifaddrs.h>]],
+		[[struct ifreq ifr;
+ifr.ifr_netmask = (struct sockaddr*)0;]])],
+	[AC_MSG_RESULT([yes])
+		CFLAGS="$CFLAGS -DHAVE_STRUCT_IFREQ_IFR_NETMASK"],
+	[AC_MSG_RESULT([no])])
+# win32 cmsg
+AC_CHECK_MEMBER([struct _WSAMSG.name],
+		CFLAGS="$CFLAGS -DHAVE_WSACMSGHDR",)
+# multicast
+AC_MSG_CHECKING([for struct group_req.gr_interface])
+AC_COMPILE_IFELSE(
+	[AC_LANG_PROGRAM([[#include <netinet/in.h>]],
+		[[struct group_req gr;
+gr.gr_interface = 0;]])],
+	[AC_MSG_RESULT([yes])
+		CFLAGS="$CFLAGS -DHAVE_STRUCT_GROUP_REQ"],
+	[AC_MSG_RESULT([no])])
+AC_MSG_CHECKING([for struct ip_mreqn.imr_ifindex])
+AC_COMPILE_IFELSE(
+	[AC_LANG_PROGRAM([[#include <netinet/in.h>]],
+		[[struct ip_mreqn mreqn;
+mreqn.imr_ifindex = 0;]])],
+	[AC_MSG_RESULT([yes])
+		CFLAGS="$CFLAGS -DHAVE_STRUCT_IP_MREQN"],
+	[AC_MSG_RESULT([no])])
+AC_MSG_CHECKING([for struct ip_msfilter.imsf_multiaddr])
+AC_COMPILE_IFELSE(
+	[AC_LANG_PROGRAM([[#include <sys/sockio.h>]],
+		[[struct ip_msfilter msf;
+msf.imsf_numsrc = 0;]])],
+	[AC_MSG_RESULT([yes])
+		CFLAGS="$CFLAGS -DHAVE_STRUCT_IP_MSFILTER"],
+	[AC_MSG_RESULT([no])])
+# sprintf, caveat http://savannah.gnu.org/patch/?6848 (ax_c_printf_thsep)
+AC_MSG_CHECKING([for printf thousands' grouping])
+AC_COMPILE_IFELSE(
+	[AC_LANG_PROGRAM([[#include <stdio.h>]],[[printf ("%'d", 1000000);]])],
+	[AC_MSG_RESULT([yes])
+		CFLAGS="$CFLAGS -DHAVE_SPRINTF_GROUPING"],
+	[AC_MSG_RESULT([no])])
+AC_CHECK_FUNCS([vasprintf])
+# symbol linking scope
+# nb: sun x86 ld doesn't support DSO visibility but the compiler raises
+# warnings and these are easier to detect in autoconf.
+save_CFLAGS="$CFLAGS"
+CFLAGS="$CFLAGS -Werror"
+AC_MSG_CHECKING([for hidden visibility attribute])
+AC_COMPILE_IFELSE(
+	[AC_LANG_PROGRAM([[#ifdef __SUNPRO_C
+__hidden
+#else
+__attribute__((visibility("hidden")))
+#endif
+void moo (void) {};]],
+		[[moo();]])],
+	[AC_MSG_RESULT([yes])
+		CFLAGS="$save_CFLAGS -DHAVE_DSO_VISIBILITY"],
+	[AC_MSG_RESULT([no])
+		CFLAGS="$save_CFLAGS"])
+
+# socket binding
+CFLAGS="$CFLAGS -DUSE_BIND_INADDR_ANY"
+# IP header order as per IP(4) on FreeBSD
+AC_MSG_CHECKING([for raw IP sockets ip_{len,off} host byte ordering])
+case "$host_os" in
+*openbsd*)
+	AC_MSG_RESULT([no])
+	;;
+*bsd*|*darwin*|*osf*|*unixware*)
+	AC_MSG_RESULT([yes])
+	CFLAGS="$CFLAGS -DHAVE_HOST_ORDER_IP_LEN -DHAVE_HOST_ORDER_IP_OFF"
+	;;
+*)
+	AC_MSG_RESULT([no])
+	;;
+esac
+# RFC 3542 based IPv6 socket options which are incompatible with RFC 2292
+case "$host_os" in
+*darwin*)
+	AC_MSG_CHECKING([for IPV6_PKTINFO])
+	CFLAGS="-D__APPLE_USE_RFC_3542"
+	AC_COMPILE_IFELSE(
+		[AC_LANG_PROGRAM([[#include <netinet/in.h>]],[[int ipopt = IPV6_PKTINFO;]])],
+		[AC_MSG_RESULT([yes])],
+		[AC_MSG_RESULT([no])])
+	;;
+esac
+# extended assembler on SPARC
+case "$host" in
+sparc-sun-solaris*)
+	AC_MSG_CHECKING([for SPARC extended assembler])
+	AC_COMPILE_IFELSE(
+		[AC_LANG_PROGRAM([[#include <stdint.h>
+uint32_t add32_with_carry (uint32_t a, uint32_t b) {
+        __asm__ ( "addcc %2, %0, %0\n\taddx %0, %%g0, %0" : "=r" (a) : "0" (a), "r" (b) : "cc");
+        return a;
+}]],
+			[[uint32_t c = add32_with_carry (1, 2);]])],
+		[AC_MSG_RESULT([yes])],
+		[AC_MSG_RESULT([optimization required])
+			CFLAGS="$CFLAGS -xO1"])
+	;;
+*)
+	;;
+esac
+# ticket spinlock friendly: unaligned pointers & atomic ops (excl. Sun Pro)
+AC_MSG_CHECKING([for unaligned pointers])
+AC_RUN_IFELSE(
+	[AC_LANG_PROGRAM([[char* nezumi = "mouse";]],
+		[[short x = *(short*)(nezumi + 2)]])],
+	[AC_MSG_RESULT([yes])
+		pgm_unaligned_pointers=yes],
+	[AC_MSG_RESULT([no])
+		pgm_unaligned_pointers=no])
+AC_MSG_CHECKING([for intrinsic atomic ops])
+# AC_PREPROC_IFELSE not always portable
+AC_COMPILE_IFELSE(
+	[AC_LANG_SOURCE([[#if defined( __GNUC__ ) && ( defined( __i386__ ) || defined( __x86_64__ ) )
+/* GCC assembler */
+#elif defined( __sun )
+/* Solaris intrinsic */
+#elif defined( __APPLE__ )
+/* Darwin intrinsic */
+#elif defined( __GNUC__ ) && ( __GNUC__ * 100 + __GNUC_MINOR__ >= 401 )
+/* GCC 4.0.1 intrinsic */
+#elif defined( _WIN32 )
+/* Windows intrinsic */
+#else
+#	error "Unsupported atomic ops."
+#endif]])],
+	[AC_MSG_RESULT([yes])
+		if test "$pgm_unaligned_pointers" = yes; then
+			CFLAGS="$CFLAGS -DUSE_TICKET_SPINLOCK -DUSE_DUMB_RWSPINLOCK"
+		else
+			CFLAGS="$CFLAGS -DUSE_TICKET_SPINLOCK"
+		fi],
+	[AC_MSG_RESULT([no])])
+
+AC_CONFIG_FILES([Makefile openpgm-${RELEASE_INFO}.pc openpgm.spec])
+AC_OUTPUT