added --with-pgm option, libpgm-1.2.14 build within 0mq build system

Makefile.am

@@ -16,3 +16,6 @@ endif
 
 SUBDIRS = src $(DIR_P) $(DIR_R) $(DIR_J) $(DIR_PERF)
 DIST_SUBDIRS = src python ruby java perf
+
+dist-hook:
+		-rm -rf $(distdir)/third-party/openpgm/$pgm_basename

configure.in

@@ -30,6 +30,18 @@ AC_PROG_AWK
 AC_CHECK_LIB(pthread, pthread_create)
 AC_CHECK_LIB(stdc++, malloc)
 
+# Extra CXXFLAGS are appended at the end of CXXFLAGS for libzmq.
+LIBZMQ_EXTRA_CXXFLAGS=""
+
+# Extra LDFLAGS are appended at the end of LDFLAGS for libzmq.
+LIBZMQ_EXTRA_LDFLAFS=""
+
+# By default compiling with -pedantic except QNX and OSX.
+pedantic="yes"
+
+#By default compiling with -Werror except OSX.
+werror="yes"
+
 # Host speciffic checks
 AC_CANONICAL_HOST
 
@@ -70,9 +82,11 @@ case "${host_os}" in
         LIBS="-pthread"
         ;;
     *darwin*)
+        pedantic="no"
+        werror="no"
         AC_DEFINE(ZMQ_HAVE_OSX, 1, [Have DarwinOSX OS])
         LIBS="-pthread"
-        ZMQ_EXTRA_CXXFLAGS+="-Wno-uninitialized"
+        LIBZMQ_EXTRA_CXXFLAGS+="-Wno-uninitialized"
         ;;
     *openbsd*)
         AC_DEFINE(ZMQ_HAVE_OPENBSD, 1, [Have OpenBSD OS])
@@ -80,6 +94,7 @@ case "${host_os}" in
         LIBS="-pthread"
         ;;
     *nto-qnx*)
+        pedantic="no"
         AC_DEFINE(ZMQ_HAVE_QNXNTO, 1, [Have QNX Neutrino OS])
         CPPFLAGS="-D_THREAD_SAFE $CPPFLAGS"
         AC_CHECK_LIB(socket,main)
@@ -102,18 +117,28 @@ case "${host_os}" in
         chmod 755 libtool
         ;;
     *mingw32*)
+        pedantic="no"
         AC_DEFINE(ZMQ_HAVE_WINDOWS, 1, [Have Windows OS])
         AC_DEFINE(ZMQ_HAVE_MINGW32, 1, [Have MinGW32])
         AC_CHECK_HEADERS(windows.h)
         LIBS="-lwsock32 -lws2_32 -no-undefined"
         CFLAGS="-std=c99"
-        install_man="no"
         ;;
     *)
         AC_MSG_ERROR([Not supported os: $host.])
         ;;
 esac
 
+# If not on QNX nor OSX add -pedantic into LIBZMQ_EXTRA_CXXFLAGS.
+if test "x$pedantic" = "xyes"; then
+    LIBZMQ_EXTRA_CXXFLAGS="${LIBZMQ_EXTRA_CXXFLAGS} -pedantic"
+fi
+
+# If not on QNX nor --with-pgm add -Werror into LIBZMQ_EXTRA_CXXFLAGS.
+if test "x$werror" = "xyes" -a "x$pgm_ext" = "xno"; then
+    LIBZMQ_EXTRA_CXXFLAGS="${LIBZMQ_EXTRA_CXXFLAGS} -Werror"
+fi
+
 # Check if we are running at sparc harware
 AC_MSG_CHECKING([wheter __sparc__ is defined])
 AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
@@ -337,6 +362,85 @@ else
     JAR=true
 fi
 
+#  PGM extension
+pgm_ext="no"
+pgm_name=""
+pgm_basename="libpgm-1.2.14"
+AC_SUBST(pgm_basename)
+AC_ARG_WITH([pgm], [AS_HELP_STRING([--with-pgm], 
+    [build libzmq with PGM extension [default=no]])], 
+    [with_pgm_ext=yes], [with_pgm_ext=no])
+if test "x$with_pgm_ext" != "xno"; then
+
+    #  Test if we have pkg-config
+    if test "x$have_pkg_config" != "xyes"; then
+        AC_MSG_ERROR([To run configure with --with-pgm option, pkg-config has to be installed.]);
+    fi
+
+     case "${host_os}" in
+        *linux*)
+            LIBZMQ_EXTRA_CXXFLAGS="${LIBZMQ_EXTRA_CXXFLAGS} -Wno-variadic-macros -Wno-long-long "
+        ;;
+        *solaris*)
+        ;;
+        *)
+            AC_MSG_ERROR([PGM extesion is not supported on this platform $host.])
+        ;;
+    esac
+
+    AC_CHECK_PROG(have_tar, tar, yes, no)
+    if test "x$have_tar" != "xyes"; then
+        AC_MSG_ERROR([Could not find tar.])
+    fi
+
+    AC_CHECK_PROG(have_bunzip2, bunzip2, yes, no)
+    if test "x$have_bunzip2" != "xyes"; then
+        AC_MSG_ERROR([Could not find bunzip2.])
+    fi
+
+    AC_CHECK_PROG(have_perl, perl, yes, no)
+    if test "x$have_perl" != "xyes"; then
+        AC_MSG_ERROR([Could not find perl.])
+    fi
+
+    if test "x$pyzmq" != "xyes"; then
+        AC_CHECK_PROG(have_python, python, yes, no)
+        if test "x$have_python" != "xyes"; then
+            AC_MSG_ERROR([Could not find python.])
+        fi
+    fi
+
+    #  Unpack libpgm-1.0.0rc8.tar.bz2
+    AC_MSG_CHECKING([Unpacking ${pgm_basename}.tar.bz2])
+
+    if tar -xjf foreign/openpgm/${pgm_basename}.tar.bz2 -C foreign/openpgm/; then
+        AC_MSG_RESULT([yes])
+    else
+        AC_MSG_ERROR([Could not unpack foreign/openpgm/${pgm_basename}.tar.bz2 file])
+    fi
+
+    #  Generate galois_tables.c
+    AC_CONFIG_COMMANDS([galois_tables.c], 
+        [perl foreign/openpgm/libpgm-1.2.14/openpgm/pgm/galois_generator.pl > \
+            foreign/openpgm/libpgm-1.2.14/openpgm/pgm/galois_tables.c])
+
+    #  Generate version.c
+    AC_CONFIG_COMMANDS([version.c],
+        [python foreign/openpgm/libpgm-1.2.14/openpgm/pgm/version_generator.py > \
+            foreign/openpgm/libpgm-1.2.14/openpgm/pgm/version.c])
+
+    #  Check for OpenPGM nedded libraries.
+    PKG_CHECK_MODULES([GLIB], [glib-2.0 gthread-2.0])
+
+    LIBZMQ_EXTRA_CXXFLAGS="${LIBZMQ_EXTRA_CXXFLAGS} ${GLIB_CFLAGS} "
+
+    LIBZMQ_EXTRA_LDFLAFS="${LIBZMQ_EXTRA_LDFLAFS} ${GLIB_LIBS}"
+
+    AC_DEFINE(ZMQ_HAVE_OPENPGM, 1, [Have OpenPGM extension.])
+    pgm_name="$pgm_basename"
+    pgm_ext="yes"
+fi
+
 # Perf
 perf="no"
 AC_ARG_WITH([perf], [AS_HELP_STRING([--with-perf], 
@@ -357,13 +461,15 @@ AM_CONDITIONAL(BUILD_PYTHON, test "x$pyzmq" = "xyes")
 AM_CONDITIONAL(BUILD_RUBY, test "x$rbzmq" = "xyes")
 AM_CONDITIONAL(BUILD_C, test "x$czmq" = "xyes")
 AM_CONDITIONAL(BUILD_CPP, test "x$cppzmq" = "xyes")
+AM_CONDITIONAL(BUILD_PGM, test "x$pgm_ext" = "xyes")
 AM_CONDITIONAL(BUILD_PERF, test "x$perf" = "xyes") 
 
 AC_SUBST(stdint)
 AC_SUBST(inttypes)
 
-# Subst ZMQ_EXTRA_CXXFLAGS
-AC_SUBST(ZMQ_EXTRA_CXXFLAGS)
+# Subst LIBZMQ_EXTRA_CXXFLAGS & LDFLAGS
+AC_SUBST(LIBZMQ_EXTRA_CXXFLAGS)
+AC_SUBST(LIBZMQ_EXTRA_LDFLAFS)
 
 
 # Checks for library functions.
@@ -394,6 +500,11 @@ if test "x$rbzmq" = "xyes"; then
 AC_MSG_RESULT([   Ruby library install dir: $rubydir])
 fi
 AC_MSG_RESULT([   Java language binding: $jzmq])
+if test "x$pgm_ext" = "xyes"; then
+AC_MSG_RESULT([   PGM extension: $pgm_ext ($pgm_name)])
+else
+AC_MSG_RESULT([   PGM extension: $pgm_ext])
+fi
 AC_MSG_RESULT([   performance tests: $perf]) 
 AC_MSG_RESULT([])
 

src/Makefile.am

@@ -15,7 +15,24 @@ include_HEADERS = ../c/zmq.h
 endif
 endif
 
-libzmq_la_SOURCES = \
+if BUILD_PGM
+pgm_sources = ../foreign/openpgm/@pgm_basename@/openpgm/pgm/packet.c \
+    ../foreign/openpgm/@pgm_basename@/openpgm/pgm/timer.c \
+    ../foreign/openpgm/@pgm_basename@/openpgm/pgm/if.c \
+    ../foreign/openpgm/@pgm_basename@/openpgm/pgm/gsi.c \
+    ../foreign/openpgm/@pgm_basename@/openpgm/pgm/signal.c \
+    ../foreign/openpgm/@pgm_basename@/openpgm/pgm/txwi.c \
+    ../foreign/openpgm/@pgm_basename@/openpgm/pgm/rxwi.c \
+    ../foreign/openpgm/@pgm_basename@/openpgm/pgm/transport.c \
+    ../foreign/openpgm/@pgm_basename@/openpgm/pgm/rate_control.c \
+    ../foreign/openpgm/@pgm_basename@/openpgm/pgm/async.c \
+    ../foreign/openpgm/@pgm_basename@/openpgm/pgm/checksum.c \
+    ../foreign/openpgm/@pgm_basename@/openpgm/pgm/reed_solomon.c \
+    ../foreign/openpgm/@pgm_basename@/openpgm/pgm/version.c \
+    ../foreign/openpgm/@pgm_basename@/openpgm/pgm/galois_tables.c
+endif
+
+libzmq_la_SOURCES = $(pgm_sources) \
     app_thread.hpp \
     atomic_bitmap.hpp \
     atomic_counter.hpp \
@@ -104,7 +121,50 @@ libzmq_la_SOURCES = \
     zmq_listener_init.cpp
 
 libzmq_la_LDFLAGS = -version-info @LTVER@
-libzmq_la_CXXFLAGS = -Wall -pedantic -Werror @ZMQ_EXTRA_CXXFLAGS@
+
+if BUILD_PGM
+libzmq_la_CXXFLAGS = -I$(top_srcdir)/foreign/openpgm/@pgm_basename@/openpgm/pgm/include/ -Wall @LIBZMQ_EXTRA_CXXFLAGS@
+libzmq_la_CFLAGS = -I$(top_srcdir)/foreign/openpgm/@pgm_basename@/openpgm/pgm/include/ @LIBZMQ_EXTRA_CXXFLAGS@ \
+    -pipe \
+    -Wall \
+    -Wextra \
+    -Wfloat-equal \
+    -Wshadow \
+    -Wunsafe-loop-optimizations \
+    -Wpointer-arith \
+    -Wbad-function-cast \
+    -Wcast-qual \
+    -Wcast-align \
+    -Wwrite-strings \
+    -Waggregate-return \
+    -Wstrict-prototypes \
+    -Wold-style-definition \
+    -Wmissing-prototypes \
+    -Wmissing-declarations \
+    -Wmissing-noreturn \
+    -Wmissing-format-attribute \
+    -Wredundant-decls \
+    -Wnested-externs \
+    -Winline \
+    -pedantic \
+    -std=gnu99 \
+    --param max-inline-insns-single=600 \
+    -D_REENTRANT \
+    -D_GNU_SOURCE \
+    -D__need_IOV_MAX \
+    -DCONFIG_HAVE_EPOLL \
+    -DCONFIG_HAVE_RTC \
+    -DCONFIG_HAVE_TSC \
+    -DCONFIG_HAVE_IFR_NETMASK \
+    -DCONFIG_HAVE_GETIFADDRS \
+    -DCONFIG_HAVE_GETHOSTBYNAME2 \
+    -DCONFIG_HAVE_GETPROTOBYNAME_R \
+    -DCONFIG_HAVE_SIGHANDLER_T \
+    -DCONFIG_BIND_INADDR_ANY \
+    -DCONFIG_GALOIS_MUL_LUT
+else
+libzmq_la_CXXFLAGS = -Wall @LIBZMQ_EXTRA_CXXFLAGS@
+endif
 
 dist-hook:
 		-rm $(distdir)/src/platform.hpp

src/platform.hpp.in

@@ -172,6 +172,9 @@
 /* Have OpenBSD OS */
 #undef ZMQ_HAVE_OPENBSD
 
+/* Have OpenPGM extension. */
+#undef ZMQ_HAVE_OPENPGM
+
 /* Have DarwinOSX OS */
 #undef ZMQ_HAVE_OSX