X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=configure;h=4757d6705e7ef95bac00eb4fbb2865a431703b20;hp=4a8d352cdc9080e76edced844e4350933d46a1b8;hb=81795ce399bef3af497e5767546458e20ce81bbf;hpb=6cf71c249abd60f2d2f6878ae436d4bab00aacbd

diff --git a/configure b/configure
index 4a8d352c..4757d670 100755
--- a/configure
+++ b/configure
@@ -130,9 +130,6 @@ output_sym() {
 targetos=""
 cpu=""
 
-cross_prefix=${cross_prefix-${CROSS_COMPILE}}
-cc="${CC-${cross_prefix}gcc}"
-
 # default options
 show_help="no"
 exit_val=0
@@ -175,6 +172,9 @@ if test "$show_help" = "yes" ; then
   exit $exit_val
 fi
 
+cross_prefix=${cross_prefix-${CROSS_COMPILE}}
+cc="${CC-${cross_prefix}gcc}"
+
 if check_define __ANDROID__ ; then
   targetos="Android"
 elif check_define __linux__ ; then
@@ -184,6 +184,8 @@ elif check_define __OpenBSD__ ; then
 elif check_define __sun__ ; then
   targetos='SunOS'
   CFLAGS="$CFLAGS -D_REENTRANT"
+elif check_define _WIN32 ; then
+  targetos='CYGWIN'
 else
   targetos=`uname -s`
 fi
@@ -1161,7 +1163,54 @@ if compile_prog "" "-lrbd -lrados" "rbd"; then
 fi
 echo "Rados Block Device engine     $rbd"
 
+##########################################
+# Check whether we have setvbuf
+setvbuf="no"
+cat > $TMPC << EOF
+#include <stdio.h>
+int main(int argc, char **argv)
+{
+  FILE *f = NULL;
+  char buf[80];
+  setvbuf(f, buf, _IOFBF, sizeof(buf));
+  return 0;
+}
+EOF
+if compile_prog "" "" "setvbuf"; then
+  setvbuf="yes"
+fi
+echo "setvbuf                       $setvbuf"
 
+##########################################
+# Check if we support stckf on s390
+s390_z196_facilities="no"
+cat > $TMPC << EOF
+#define STFLE_BITS_Z196 45 /* various z196 facilities ... */
+int main(int argc, char **argv)
+{
+    /* We want just 1 double word to be returned.  */
+    register unsigned long reg0 asm("0") = 0;
+    unsigned long stfle_bits;
+    asm volatile(".machine push"        "\n\t"
+                 ".machine \"z9-109\""  "\n\t"
+                 "stfle %0"             "\n\t"
+                 ".machine pop"         "\n"
+                 : "=QS" (stfle_bits), "+d" (reg0)
+                 : : "cc");
+
+    if ((stfle_bits & (1UL << (63 - STFLE_BITS_Z196))) != 0)
+      return 0;
+    else
+      return -1;
+}
+EOF
+if compile_prog "" "" "s390_z196_facilities"; then
+  $TMPE
+  if [[ $? -eq 0 ]]; then
+  	s390_z196_facilities="yes"
+  fi
+fi
+echo "s390_z196_facilities          $s390_z196_facilities"
 #############################################################################
 
 if test "$wordsize" = "64" ; then
@@ -1289,6 +1338,13 @@ fi
 if test "$cpu_count" = "yes" ; then
   output_sym "CONFIG_CPU_COUNT"
 fi
+if test "$setvbuf" = "yes" ; then
+  output_sym "CONFIG_SETVBUF"
+fi
+if test "$s390_z196_facilities" = "yes" ; then
+  output_sym "CONFIG_S390_Z196_FACILITIES"
+  CFLAGS="$CFLAGS -march=z9-109"
+fi
 
 echo "LIBS+=$LIBS" >> $config_host_mak
 echo "CFLAGS+=$CFLAGS" >> $config_host_mak