CXXFLAGS="$STD $CXXFLAGS"
-# Checks for libraries.
-AC_CHECK_LIB([glog],[openlog],[],[AC_MSG_ERROR(
- [Please install google-glog library])])
-AC_CHECK_LIB([gflags],[getenv],[],[AC_MSG_ERROR(
- [Please install google-gflags library])])
+# Checks for glog and gflags
+# There are no symbols with C linkage, so we do a try-run
+AC_HAVE_LIBRARY([glog],[],[AC_MSG_ERROR(
+ [Please install google-glog library])])
+AC_CACHE_CHECK(
+ [for glog viability],
+ [folly_cv_prog_cc_glog],
+ [AC_RUN_IFELSE(
+ [AC_LANG_SOURCE[
+ #include <glog/logging.h>
+ int main(int argc, char** argv) {
+ google::InitGoogleLogging(argv[0]);
+ google::ShutdownGoogleLogging();
+ return 0;
+ }
+ ]],
+ [folly_cv_prog_cc_glog=yes],
+ [folly_cv_prog_cc_glog=no]
+ )]
+)
+
+if test "$folly_cv_prog_cc_glog" != "yes"; then
+ AC_MSG_ERROR(["libglog invalid, see config.log for details"])
+fi
+
+AC_HAVE_LIBRARY([gflags],[],[AC_MSG_ERROR(
+ [Please install google-gflags library])])
+AC_CACHE_CHECK(
+ [for gflags viability],
+ [folly_cv_prog_cc_gflags],
+ [AC_RUN_IFELSE(
+ [AC_LANG_SOURCE[
+ #include <gflags/gflags.h>
+ DEFINE_bool(folly_truthy, true, "Sample truthy flag");
+ DEFINE_bool(folly_falsey, false, "Sample falsey flag");
+ int main(int argc, char** argv) {
+ return (FLAGS_folly_truthy && !FLAGS_folly_falsey) ? 0 : 1;
+ }
+ ]],
+ [folly_cv_prog_cc_gflags=yes],
+ [folly_cv_prog_cc_gflags=no]
+ )]
+)
+
+if test "$folly_cv_prog_cc_gflags" != "yes"; then
+ AC_MSG_ERROR(["libgflags invalid, see config.log for details"])
+fi
AC_CHECK_LIB(ssl,
SSL_ctrl,
AX_BOOST_SYSTEM
AX_BOOST_FILESYSTEM
+# Check for python interpreter
+AM_PATH_PYTHON
+
# Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS([fcntl.h features.h inttypes.h limits.h stdint.h stdlib.h string.h sys/time.h unistd.h mutex.h malloc.h emmintrin.h byteswap.h bits/functexcept.h bits/c++config.h])
AC_CHECK_HEADER(double-conversion/double-conversion.h, [], [AC_MSG_ERROR(
[Couldn't find double-conversion.h, please download from \
- https://github.com/floitsch/double-conversion/])], [])
+ https://github.com/google/double-conversion/])], [])
AC_CHECK_LIB([double-conversion],[ceil],[],[AC_MSG_ERROR(
[Please install double-conversion library])])
[Define to 1 if the linker supports weak symbols.])
fi
+AC_CACHE_CHECK(
+ [for vsnprintf reporting bad format strings],
+ [folly_cv_prog_vsnprintf_bad_format],
+ [AC_RUN_IFELSE(
+ [AC_LANG_SOURCE[
+ #include <stdio.h>
+
+ int main(int argc, char** argv) {
+ char buf[256];
+ return vsnprintf(buf, sizeof(buf), "%", 1) < 0 ? 0 : 1;
+ }]],
+ [folly_cv_prog_vsnprintf_bad_format="yes"],
+ [folly_cv_prog_vsnprintf_bad_format="no"])])
+
+if test "$folly_cv_prog_vsnprintf_bad_format" = yes; then
+ AC_DEFINE([HAVE_VSNPRINTF_ERRORS], [1],
+ [Define to 1 if the vsnprintf supports returning errors on bad format strings.])
+fi
+
AC_SEARCH_LIBS([cplus_demangle_v3_callback], [iberty_pic iberty])
if test "$ac_cv_search_cplus_demangle_v3_callback" != "no" ; then
AC_DEFINE([HAVE_CPLUS_DEMANGLE_V3_CALLBACK], [1],
AC_DEFINE([HAVE_PTHREAD_ATFORK], [1], [Define to 1 if the compiler supports pthread_atfork])
fi
+# Check for XSI-compatible strerror_r as default implementation
+AC_CACHE_CHECK(
+ [for XSI style strerror_r support],
+ [folly_cv_prog_cc_xsi_strerror_r],
+ [AC_RUN_IFELSE(
+ [AC_LANG_SOURCE[
+ #include <string.h>
+ #include <errno.h>
+ int main(int argc, char** argv) {
+ char buf[1024];
+ buf[0] = 0;
+ int ret = strerror_r(ENOMEM, buf, sizeof(buf));
+ return ret;
+ }
+ ]],
+ [folly_cv_prog_cc_xsi_strerror_r=yes],
+ [folly_cv_prog_cc_xsi_strerror_r=no])])
+
+if test "$folly_cv_prog_cc_xsi_strerror_r" = "yes"; then
+ AC_DEFINE([HAVE_XSI_STRERROR_R], [1], [Define to 1 if the runtime supports XSI-style strerror_r])
+fi
+
# Checks for library functions.
AC_CHECK_FUNCS([getdelim \
gettimeofday \