diff options
Diffstat (limited to 'configure.in')
| -rw-r--r-- | configure.in | 40 |
1 files changed, 35 insertions, 5 deletions
diff --git a/configure.in b/configure.in index 7ab2e92..48f59ee 100644 --- a/configure.in +++ b/configure.in @@ -648,38 +648,68 @@ dnl `--with-pthread' command-line switch. The value is an include path dnl and/or a library path. If the library path is specified then it must dnl be preceded by a comma. dnl +AC_SUBST(PTHREAD) +PTHREAD=yes AC_ARG_WITH(pthread,[ --with-pthread=INC,LIB Use the Pthreads library], ,withval=no) case $withval in yes) AC_CHECK_HEADERS(pthread.h) - AC_CHECK_LIB(pthread, pthread_create) + AC_CHECK_LIB(pthread, pthread_create,,unset PTHREAD) ;; no) AC_MSG_CHECKING(for pthread) AC_MSG_RESULT(suppressed) + unset PTHREAD ;; *) pthread_inc="`echo $withval |cut -f1 -d,`" if test "X" != "$pthread_inc"; then saved_CPPFLAGS="$CPPFLAGS" CPPFLAGS="$CPPFLAGS -I$pthread_inc" - AC_CHECK_HEADERS(pthread.h,,CPPFLAGS="$saved_CPPFLAGS") + AC_CHECK_HEADERS(pthread.h,,CPPFLAGS="$saved_CPPFLAGS"; unset PTHREAD) else - AC_CHECK_HEADERS(pthread.h) + AC_CHECK_HEADERS(pthread.h,,unset PTHREAD) fi pthread_lib="`echo $withval |cut -f2 -d, -s`" if test "X" != "$pthread_lib"; then saved_LDFLAGS="$LDFLAGS" LDFLAGS="$LDFLAGS -L$pthread_lib" - AC_CHECK_LIB(pthread, pthread_create,,LDFLAGS="$saved_LDFLAGS") + AC_CHECK_LIB(pthread, pthread_create,,LDFLAGS="$saved_LDFLAGS"; unset PTHREAD) else - AC_CHECK_LIB(pthread, pthread_create) + AC_CHECK_LIB(pthread, pthread_create,,unset PTHREAD) fi ;; esac +dnl ---------------------------------------------------------------------- +dnl Enable thread-safe version of library. It requires pthread on. +dnl +AC_MSG_CHECKING(for thread safe support); +AC_ARG_ENABLE(threadsafe, + [ --enable-threadsafe Enable thread safe capability]) +case X-$enableval in + X-|X-no) + AC_MSG_RESULT(no) + ;; + X-yes) + if test X- = X-$PTHREAD; then + AC_MSG_RESULT(error) + AC_MSG_ERROR(needed pthread library not available) + else + AC_MSG_RESULT(yes) + THREADSAFE=yes + fi + ;; + *) + AC_MSG_RESULT(error) + AC_MSG_ERROR(\"$enableval\" is not a valid threadsafe type) + ;; +esac +if test X- != X-$THREADSAFE; then + AC_DEFINE(HAVE_THREADSAFE) +fi dnl ---------------------------------------------------------------------- dnl How does one figure out the local time zone? Anyone know of a |