Replace posix-aio with custom thread pool

[qemu] / configure

diff --git a/configure b/configure
index 72f5cd5..d1f0c04 100755 (executable)
--- a/configure
+++ b/configure
@@ -149,7 +149,6 @@ FreeBSD)
 bsd="yes"
 audio_drv_list="oss"
 audio_possible_drivers="oss sdl esd pa"
-aio_lib="-lpthread"
 if [ "$cpu" = "i386" -o "$cpu" = "x86_64" ] ; then
     kqemu="yes"
 fi
@@ -159,7 +158,6 @@ bsd="yes"
 audio_drv_list="oss"
 audio_possible_drivers="oss sdl esd"
 oss_lib="-lossaudio"
-aio_lib="-lrt -lpthread"
 ;;
 OpenBSD)
 bsd="yes"
@@ -167,7 +165,6 @@ openbsd="yes"
 audio_drv_list="oss"
 audio_possible_drivers="oss sdl esd"
 oss_lib="-lossaudio"
-aio_lib="-lpthread"
 ;;
 Darwin)
 bsd="yes"
@@ -178,7 +175,6 @@ audio_drv_list="coreaudio"
 audio_possible_drivers="coreaudio sdl fmod"
 OS_CFLAGS="-mdynamic-no-pic"
 OS_LDFLAGS="-framework CoreFoundation -framework IOKit"
-aio_lib="-lpthread"
 ;;
 SunOS)
     solaris="yes"
@@ -381,7 +377,7 @@ done
 
 # default flags for all hosts
 CFLAGS="$CFLAGS -O2 -g -fno-strict-aliasing"
-CFLAGS="$CFLAGS -Wall -Wundef -Wendif-labels -Wwrite-strings -Wmissing-prototypes -Wstrict-prototypes"
+CFLAGS="$CFLAGS -Wall -Wundef -Wendif-labels -Wwrite-strings -Wmissing-prototypes -Wstrict-prototypes -Wredundant-decls"
 LDFLAGS="$LDFLAGS -g"
 if test "$werror" = "yes" ; then
 CFLAGS="$CFLAGS -Werror"
@@ -499,7 +495,7 @@ cat > $TMPC <<EOF
 int main(void) {}
 EOF
 
-if $cc $ARCH_CFLAGS -c -o $TMPO $TMPC 2> /dev/null ; then
+if $cc $ARCH_CFLAGS -c -o $TMPO $TMPC > /dev/null 2> /dev/null ; then
   : C compiler works ok
 else
     echo "ERROR: \"$cc\" either does not exist or does not work"
@@ -515,7 +511,7 @@ cat > $TMPC <<EOF
 int main(void) {}
 EOF
 
-if $cc $ARCH_CFLAGS -c -o $TMPO $TMPC 2> /dev/null ; then
+if $cc $ARCH_CFLAGS -c -o $TMPO $TMPC > /dev/null 2> /dev/null ; then
     mingw32="yes"
 fi
 
@@ -527,15 +523,6 @@ if test "$mingw32" = "yes" ; then
     bsd_user="no"
 fi
 
-if [ "$darwin" = "yes" -o "$mingw32" = "yes" ] ; then
-    AIOLIBS=
-elif [ "$bsd" = "yes" ]; then
-    AIOLIBS="$aio_lib"
-else
-    # Some Linux architectures (e.g. s390) don't imply -lpthread automatically.
-    AIOLIBS="-lrt -lpthread"
-fi
-
 if test ! -x "$(which cgcc 2>/dev/null)"; then
     sparse="no"
 fi
@@ -641,7 +628,7 @@ int main(int argc, char ** argv){
 }
 EOF
 
-if $cc $ARCH_CFLAGS -o $TMPE $TMPC 2> /dev/null ; then
+if $cc $ARCH_CFLAGS -o $TMPE $TMPC > /dev/null 2> /dev/null ; then
 $TMPE && bigendian="yes"
 else
 echo big/little test failed
@@ -885,7 +872,7 @@ cat > $TMPC << EOF
 #include <brlapi.h>
 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
 EOF
-    if $cc ${ARCH_CFLAGS} -o $TMPE ${OS_CFLAGS} $TMPC -lbrlapi 2> /dev/null ; then
+    if $cc ${ARCH_CFLAGS} -o $TMPE ${OS_CFLAGS} $TMPC -lbrlapi > /dev/null 2> /dev/null ; then
            brlapi=yes
     fi # brlapi compile test
 fi # -z $brlapi
@@ -899,7 +886,7 @@ if test "$curses" = "yes" ; then
 #include <curses.h>
 int main(void) { return curses_version(); }
 EOF
-  if $cc $ARCH_CFLAGS -o $TMPE $TMPC -lcurses 2> /dev/null ; then
+  if $cc $ARCH_CFLAGS -o $TMPE $TMPC -lcurses > /dev/null 2> /dev/null ; then
     curses=yes
   fi
 fi # test "$curses"
@@ -933,7 +920,8 @@ if test "$kvm" = "yes" ; then
     KVM_API_VERSION < 12 || \
     KVM_API_VERSION > 12 || \
     !defined(KVM_CAP_USER_MEMORY) || \
-    !defined(KVM_CAP_SET_TSS_ADDR)
+    !defined(KVM_CAP_SET_TSS_ADDR) || \
+    !defined(KVM_CAP_DESTROY_MEMORY_REGION_WORKS)
 #error Invalid KVM version
 #endif
 int main(void) { return 0; }
@@ -953,14 +941,17 @@ fi
 
 ##########################################
 # AIO probe
+AIOLIBS=""
+
 if test "$aio" = "yes" ; then
   aio=no
   cat > $TMPC << EOF
-#include <aio.h>
-int main(void) { return aio_write(NULL); }
+#include <pthread.h>
+int main(void) { pthread_mutex_t lock; return 0; }
 EOF
   if $cc $ARCH_CFLAGS -o $TMPE $AIOLIBS $TMPC 2> /dev/null ; then
     aio=yes
+    AIOLIBS="-lpthread"
   fi
 fi
 
@@ -1069,7 +1060,9 @@ config_h="config-host.h"
 test -f $config_h && mv $config_h ${config_h}~
 
 echo "# Automatically generated by configure - do not modify" > $config_mak
-echo "# Configured with: $0 $@" >> $config_mak
+echo -n "# Configured with:" >> $config_mak
+printf " '%s'" "$0" "$@" >> $config_mak
+echo >> $config_mak
 echo "/* Automatically generated by configure - do not modify */" > $config_h
 
 echo "prefix=$prefix" >> $config_mak
@@ -1184,7 +1177,7 @@ else
 #include <byteswap.h>
 int main(void) { return bswap_32(0); }
 EOF
-  if $cc $ARCH_CFLAGS -o $TMPE $TMPC 2> /dev/null ; then
+  if $cc $ARCH_CFLAGS -o $TMPE $TMPC >/dev/null 2> /dev/null ; then
     echo "#define HAVE_BYTESWAP_H 1" >> $config_h
   fi
   cat > $TMPC << EOF
@@ -1193,7 +1186,7 @@ EOF
 #include <machine/bswap.h>
 int main(void) { return bswap32(0); }
 EOF
-  if $cc $ARCH_CFLAGS -o $TMPE $TMPC 2> /dev/null ; then
+  if $cc $ARCH_CFLAGS -o $TMPE $TMPC >/dev/null 2> /dev/null ; then
     echo "#define HAVE_MACHINE_BSWAP_H 1" >> $config_h
   fi
 fi