X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=configure;h=38706a9263d289d7ae06592fdb26bd176d72f690;hp=ddf03a6b8e1b12faddb1f4a9310d30d45214dac7;hb=4fe721ac83e84df7c6be07394d1963fd1ec5d9a6;hpb=d3d378218e9e03411749b65451b32d7a7466ff61

diff --git a/configure b/configure
index ddf03a6b..38706a92 100755
--- a/configure
+++ b/configure
@@ -600,7 +600,7 @@ int main(void)
 EOF
 if compile_prog "" "" "posixaio" ; then
   posix_aio="yes"
-elif compile_prog "" "-lrt" "posixaio"; then
+elif compile_prog "" "-lrt" "posixaio -lrt"; then
   posix_aio="yes"
   posix_aio_lrt="yes"
   LIBS="-lrt $LIBS"
@@ -783,6 +783,40 @@ if test "$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 "$linux_fallocate" != "yes" ; then
@@ -2074,18 +2108,23 @@ if test "$march_armv8_a_crc_crypto" != "yes" ; then
 fi
 if test "$cpu" = "arm64" ; then
   cat > $TMPC <<EOF
-#include <sys/auxv.h>
 #include <arm_acle.h>
 #include <arm_neon.h>
+#include <sys/auxv.h>
 
 int main(void)
 {
-  return 0;
+  /* Can we also do a runtime probe? */
+#if __linux__
+  return getauxval(AT_HWCAP);
+#else
+# error "Don't know how to do runtime probe for ARM CRC32c"
+#endif
 }
 EOF
-  if compile_prog "-march=armv8-a+crc+crypto" "" ""; then
+  if compile_prog "-march=armv8-a+crc+crypto" "" "ARM CRC32c"; then
     march_armv8_a_crc_crypto="yes"
-    CFLAGS="$CFLAGS -march=armv8-a+crc+crypto -DARCH_HAVE_CRC_CRYPTO"
+    CFLAGS="$CFLAGS -march=armv8-a+crc+crypto"
     march_set="yes"
   fi
 fi
@@ -2169,6 +2208,12 @@ 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
@@ -2381,6 +2426,9 @@ if test "$zlib" = "no" ; then
     echo "Note that some distros have separate packages for static libraries."
   fi
 fi
+if test "$march_armv8_a_crc_crypto" = "yes" ; then
+  output_sym "ARCH_HAVE_CRC_CRYPTO"
+fi
 if test "$cuda" = "yes" ; then
   output_sym "CONFIG_CUDA"
 fi