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authorBjörn-Egil Dahlberg <[email protected]>2012-11-21 17:12:19 +0100
committerBjörn-Egil Dahlberg <[email protected]>2012-11-21 17:12:19 +0100
commit998ed368ed0630f2a1b202c046afad0022b3ccc6 (patch)
tree529bfe443007e4613197535cbb04a19cad6ec1e5 /lib/odbc
parentb0acd41f90490d38156cf9c8615859def630596b (diff)
parent3660d23158441075dec8e3c08fb513225ec10210 (diff)
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Merge branch 'ph/erl_interface/check-thread-support/OTP-10581' into maint
* ph/erl_interface/check-thread-support/OTP-10581: Teach erl_interface configure more pthread support
Diffstat (limited to 'lib/odbc')
-rw-r--r--lib/odbc/aclocal.m410
1 files changed, 9 insertions, 1 deletions
diff --git a/lib/odbc/aclocal.m4 b/lib/odbc/aclocal.m4
index b1cf1fe404..9578cd35c4 100644
--- a/lib/odbc/aclocal.m4
+++ b/lib/odbc/aclocal.m4
@@ -740,11 +740,16 @@ dnl Try to find POSIX threads
dnl The usual pthread lib...
AC_CHECK_LIB(pthread, pthread_create, THR_LIBS="-lpthread")
-dnl FreeBSD has pthreads in special c library, c_r...
+dnl Very old versions of FreeBSD have pthreads in special c library, c_r...
if test "x$THR_LIBS" = "x"; then
AC_CHECK_LIB(c_r, pthread_create, THR_LIBS="-lc_r")
fi
+dnl QNX has pthreads in standard C library
+ if test "x$THR_LIBS" = "x"; then
+ AC_CHECK_FUNC(pthread_create, THR_LIBS="none_needed")
+ fi
+
dnl On ofs1 the '-pthread' switch should be used
if test "x$THR_LIBS" = "x"; then
AC_MSG_CHECKING([if the '-pthread' switch can be used])
@@ -765,6 +770,9 @@ dnl On ofs1 the '-pthread' switch should be used
if test "x$THR_LIBS" != "x"; then
THR_DEFS="$THR_DEFS -D_THREAD_SAFE -D_REENTRANT -DPOSIX_THREADS"
THR_LIB_NAME=pthread
+ if test "x$THR_LIBS" = "xnone_needed"; then
+ THR_LIBS=
+ fi
case $host_os in
solaris*)
THR_DEFS="$THR_DEFS -D_POSIX_PTHREAD_SEMANTICS" ;;