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-rw-r--r--Makefile.am2
-rw-r--r--m4/ax_pthread.m439
2 files changed, 28 insertions, 13 deletions
diff --git a/Makefile.am b/Makefile.am
index 2b05651..57b7420 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -52,7 +52,7 @@ lib_charset_sources = lib/charset/charset.cpp \
lib/charset/utf8.h
odr_dabmux_CFLAGS =-Wall $(INCLUDE) $(PTHREAD_CFLAGS) $(GITVERSION_FLAGS)
-odr_dabmux_CXXFLAGS =-Wall -std=c++11 $(PTHREAD_CFLAGS) $(INCLUDE) $(GITVERSION_FLAGS) $(BOOST_CPPFLAGS) $(ZMQ_CPPFLAGS)
+odr_dabmux_CXXFLAGS =-Wall -std=c++11 $(PTHREAD_CXXFLAGS) $(INCLUDE) $(GITVERSION_FLAGS) $(BOOST_CPPFLAGS) $(ZMQ_CPPFLAGS)
odr_dabmux_LDADD =$(ZMQ_LIBS) $(BOOST_LDFLAGS) \
$(PTHREAD_CFLAGS) $(PTHREAD_LIBS) $(BOOST_SYSTEM_LIB)
diff --git a/m4/ax_pthread.m4 b/m4/ax_pthread.m4
index 1598d07..e5858e5 100644
--- a/m4/ax_pthread.m4
+++ b/m4/ax_pthread.m4
@@ -14,20 +14,24 @@
# flags that are needed. (The user can also force certain compiler
# flags/libs to be tested by setting these environment variables.)
#
-# Also sets PTHREAD_CC to any special C compiler that is needed for
-# multi-threaded programs (defaults to the value of CC otherwise). (This
-# is necessary on AIX to use the special cc_r compiler alias.)
+# Also sets PTHREAD_CC and PTHREAD_CXX to any special C compiler that is
+# needed for multi-threaded programs (defaults to the value of CC
+# respectively CXX otherwise). (This is necessary on e.g. AIX to use the
+# special cc_r/CC_r compiler alias.)
#
# NOTE: You are assumed to not only compile your program with these flags,
# but also to link with them as well. For example, you might link with
# $PTHREAD_CC $CFLAGS $PTHREAD_CFLAGS $LDFLAGS ... $PTHREAD_LIBS $LIBS
+# $PTHREAD_CXX $CXXFLAGS $PTHREAD_CFLAGS $LDFLAGS ... $PTHREAD_LIBS $LIBS
#
# If you are only building threaded programs, you may wish to use these
# variables in your default LIBS, CFLAGS, and CC:
#
# LIBS="$PTHREAD_LIBS $LIBS"
# CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
+# CXXFLAGS="$CXXFLAGS $PTHREAD_CFLAGS"
# CC="$PTHREAD_CC"
+# CXX="$PTHREAD_CXX"
#
# In addition, if the PTHREAD_CREATE_JOINABLE thread-attribute constant
# has a nonstandard name, this macro defines PTHREAD_CREATE_JOINABLE to
@@ -83,11 +87,11 @@
# modified version of the Autoconf Macro, you may extend this special
# exception to the GPL to apply to your modified version as well.
-#serial 27
+#serial 30
AU_ALIAS([ACX_PTHREAD], [AX_PTHREAD])
AC_DEFUN([AX_PTHREAD], [
-AC_REQUIRE([AC_CANONICAL_HOST])
+AC_REQUIRE([AC_CANONICAL_TARGET])
AC_REQUIRE([AC_PROG_CC])
AC_REQUIRE([AC_PROG_SED])
AC_LANG_PUSH([C])
@@ -105,6 +109,7 @@ if test "x$PTHREAD_CFLAGS$PTHREAD_LIBS" != "x"; then
ax_pthread_save_CFLAGS="$CFLAGS"
ax_pthread_save_LIBS="$LIBS"
AS_IF([test "x$PTHREAD_CC" != "x"], [CC="$PTHREAD_CC"])
+ AS_IF([test "x$PTHREAD_CXX" != "x"], [CXX="$PTHREAD_CXX"])
CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
LIBS="$PTHREAD_LIBS $LIBS"
AC_MSG_CHECKING([for pthread_join using $CC $PTHREAD_CFLAGS $PTHREAD_LIBS])
@@ -153,7 +158,7 @@ ax_pthread_flags="pthreads none -Kthread -pthread -pthreads -mthreads pthread --
# --thread-safe: KAI C++
# pthread-config: use pthread-config program (for GNU Pth library)
-case $host_os in
+case $target_os in
freebsd*)
@@ -243,7 +248,7 @@ AS_IF([test "x$ax_pthread_clang" = "xyes"],
# definitions is, on some systems, a strong hint that pthreads support is
# correctly enabled
-case $host_os in
+case $target_os in
darwin* | hpux* | linux* | osf* | solaris*)
ax_pthread_check_macro="_REENTRANT"
;;
@@ -386,7 +391,7 @@ if test "x$ax_pthread_clang" = "xyes"; then
# step
ax_pthread_save_ac_link="$ac_link"
ax_pthread_sed='s/conftest\.\$ac_ext/conftest.$ac_objext/g'
- ax_pthread_link_step=`$as_echo "$ac_link" | sed "$ax_pthread_sed"`
+ ax_pthread_link_step=`AS_ECHO(["$ac_link"]) | sed "$ax_pthread_sed"`
ax_pthread_2step_ac_link="($ac_compile) && (echo ==== >&5) && ($ax_pthread_link_step)"
ax_pthread_save_CFLAGS="$CFLAGS"
for ax_pthread_try in '' -Qunused-arguments -Wno-unused-command-line-argument unknown; do
@@ -445,7 +450,7 @@ if test "x$ax_pthread_ok" = "xyes"; then
AC_CACHE_CHECK([whether more special flags are required for pthreads],
[ax_cv_PTHREAD_SPECIAL_FLAGS],
[ax_cv_PTHREAD_SPECIAL_FLAGS=no
- case $host_os in
+ case $target_os in
solaris*)
ax_cv_PTHREAD_SPECIAL_FLAGS="-D_POSIX_PTHREAD_SEMANTICS"
;;
@@ -475,25 +480,35 @@ if test "x$ax_pthread_ok" = "xyes"; then
# More AIX lossage: compile with *_r variant
if test "x$GCC" != "xyes"; then
- case $host_os in
+ case $target_os in
aix*)
AS_CASE(["x/$CC"],
[x*/c89|x*/c89_128|x*/c99|x*/c99_128|x*/cc|x*/cc128|x*/xlc|x*/xlc_v6|x*/xlc128|x*/xlc128_v6],
[#handle absolute path differently from PATH based program lookup
AS_CASE(["x$CC"],
[x/*],
- [AS_IF([AS_EXECUTABLE_P([${CC}_r])],[PTHREAD_CC="${CC}_r"])],
- [AC_CHECK_PROGS([PTHREAD_CC],[${CC}_r],[$CC])])])
+ [
+ AS_IF([AS_EXECUTABLE_P([${CC}_r])],[PTHREAD_CC="${CC}_r"])
+ AS_IF([test "x${CXX}" != "x"], [AS_IF([AS_EXECUTABLE_P([${CXX}_r])],[PTHREAD_CXX="${CXX}_r"])])
+ ],
+ [
+ AC_CHECK_PROGS([PTHREAD_CC],[${CC}_r],[$CC])
+ AS_IF([test "x${CXX}" != "x"], [AC_CHECK_PROGS([PTHREAD_CXX],[${CXX}_r],[$CXX])])
+ ]
+ )
+ ])
;;
esac
fi
fi
test -n "$PTHREAD_CC" || PTHREAD_CC="$CC"
+test -n "$PTHREAD_CXX" || PTHREAD_CXX="$CXX"
AC_SUBST([PTHREAD_LIBS])
AC_SUBST([PTHREAD_CFLAGS])
AC_SUBST([PTHREAD_CC])
+AC_SUBST([PTHREAD_CXX])
# Finally, execute ACTION-IF-FOUND/ACTION-IF-NOT-FOUND:
if test "x$ax_pthread_ok" = "xyes"; then