configure: cleanup strsep() test case

[fio.git] / configure

diff --git a/configure b/configure
index 6bafd73586ce1069720df35fb4fc6fa89260de9b..ee096b3ae68143fd0e7d7592d22a2aa831f614a4 100755 (executable)
--- a/configure
+++ b/configure
@@ -168,7 +168,9 @@ for opt do
   ;;
   --enable-libhdfs) libhdfs="yes"
   ;;
-  --disable-shm) output_sym "CONFIG_NO_SHM"
+  --disable-shm) no_shm="yes"
+  ;;
+  --disable-optimizations) disable_opt="yes"
   ;;
   --help)
     show_help="yes"
@@ -193,6 +195,7 @@ if test "$show_help" = "yes" ; then
   echo "--disable-gfapi        Disable gfapi"
   echo "--enable-libhdfs       Enable hdfs support"
   echo "--disable-shm          Disable SHM support"
+  echo "--disable-optimizations Don't enable compiler optimizations"
   exit $exit_val
 fi
 
@@ -220,6 +223,14 @@ printf " '%s'" "$0" "$@" >> $config_host_mak
 echo >> $config_host_mak
 echo "CONFIG_TARGET_OS=$targetos" >> $config_host_mak
 
+if test "$no_shm" = "yes" ; then
+  output_sym "CONFIG_NO_SHM"
+fi
+
+if test "$disable_opt" = "yes" ; then
+  output_sym "CONFIG_FIO_NO_OPT"
+fi
+
 # Some host OSes need non-standard checks for which CPU to use.
 # Note that these checks are broken for cross-compilation: if you're
 # cross-compiling to one of these OSes then you'll need to specify
@@ -550,14 +561,15 @@ echo "Solaris AIO support           $solaris_aio"
 # __sync_fetch_and_add test
 sfaa="no"
 cat > $TMPC << EOF
-static int sfaa(int *ptr)
+#include <inttypes.h>
+static int sfaa(uint64_t *ptr)
 {
   return __sync_fetch_and_add(ptr, 0);
 }
 
 int main(int argc, char **argv)
 {
-  int val = 42;
+  uint64_t val = 42;
   sfaa(&val);
   return val;
 }
@@ -927,7 +939,8 @@ cat > $TMPC << EOF
 #include <string.h>
 int main(int argc, char **argv)
 {
-  strsep(NULL, NULL);
+  static char *string = "This is a string";
+  strsep(&string, "needle");
   return 0;
 }
 EOF
@@ -1397,11 +1410,14 @@ echo "HDFS engine                   $libhdfs"
 # Check whether we have MTD
 mtd="no"
 cat > $TMPC << EOF
+#include <string.h>
 #include <mtd/mtd-user.h>
 #include <sys/ioctl.h>
 int main(int argc, char **argv)
 {
+  struct mtd_write_req ops;
   struct mtd_info_user info;
+  memset(&ops, 0, sizeof(ops));
   info.type = MTD_MLCNANDFLASH;
   return ioctl(0, MEMGETINFO, &info);
 }
@@ -1465,7 +1481,7 @@ int main(int argc, char **argv)
 {
   FILE *mtab = setmntent(NULL, "r");
   struct mntent *mnt = getmntent(mtab);
-  endmntent(mnt);
+  endmntent(mtab);
   return 0;
 }
 EOF
@@ -1718,7 +1734,7 @@ echo "CC=$cc" >> $config_host_mak
 echo "BUILD_CFLAGS=$BUILD_CFLAGS $CFLAGS" >> $config_host_mak
 echo "INSTALL_PREFIX=$prefix" >> $config_host_mak
 
-if [ `dirname $0` != "." ]; then
+if [ `dirname $0` != "." -a ! -e Makefile ]; then
     cat > Makefile <<EOF
 SRCDIR:=`dirname $0`
 include \$(SRCDIR)/Makefile