Add an asprintf() implementation

[fio.git] / configure

diff --git a/configure b/configure
index ddf03a6b8e1b12faddb1f4a9310d30d45214dac7..f6358630562229029bb409ee98fbe94df939f7d1 100755 (executable)
--- a/configure
+++ b/configure
@@ -783,6 +783,40 @@ if test "$disable_rdma" != "yes" && compile_prog "" "-lrdmacm" "rdma"; then
 fi
 print_config "rdmacm" "$rdmacm"
 
+##########################################
+# asprintf() and vasprintf() probes
+if test "$have_asprintf" != "yes" ; then
+  have_asprintf="no"
+fi
+cat > $TMPC << EOF
+#include <stdio.h>
+
+int main(int argc, char **argv)
+{
+  return asprintf(NULL, "%s", "str") == 0;
+}
+EOF
+if compile_prog "" "" "have_asprintf"; then
+    have_asprintf="yes"
+fi
+print_config "asprintf()" "$have_asprintf"
+
+if test "$have_vasprintf" != "yes" ; then
+  have_vasprintf="no"
+fi
+cat > $TMPC << EOF
+#include <stdio.h>
+
+int main(int argc, char **argv)
+{
+  return vasprintf(NULL, "%s", NULL) == 0;
+}
+EOF
+if compile_prog "" "" "have_vasprintf"; then
+    have_vasprintf="yes"
+fi
+print_config "vasprintf()" "$have_vasprintf"
+
 ##########################################
 # Linux fallocate probe
 if test "$linux_fallocate" != "yes" ; then
@@ -2169,6 +2203,12 @@ fi
 if test "$posix_pshared" = "yes" ; then
   output_sym "CONFIG_PSHARED"
 fi
+if test "$have_asprintf" = "yes" ; then
+    output_sym "HAVE_ASPRINTF"
+fi
+if test "$have_vasprintf" = "yes" ; then
+    output_sym "HAVE_VASPRINTF"
+fi
 if test "$linux_fallocate" = "yes" ; then
   output_sym "CONFIG_LINUX_FALLOCATE"
 fi