]> Git Repo - qemu.git/blobdiff - configure
configure: Link test before auto-enabling crypto libraries
[qemu.git] / configure
index 60719ddcc5b0c43c29b32eac51ca30da4cdc56a8..571dd94ee20f8f0736302eb1c7631125a4a6c2fa 100755 (executable)
--- a/configure
+++ b/configure
@@ -899,7 +899,18 @@ fi
 
 : ${make=${MAKE-make}}
 : ${install=${INSTALL-install}}
-: ${python=${PYTHON-python}}
+# We prefer python 3.x. A bare 'python' is traditionally
+# python 2.x, but some distros have it as python 3.x, so
+# we check that before python2
+python=
+for binary in "${PYTHON-python3}" python python2
+do
+    if has "$binary"
+    then
+        python="$binary"
+        break
+    fi
+done
 : ${smbd=${SMBD-/usr/sbin/smbd}}
 
 # Default objcc to clang if available, otherwise use CC
@@ -1115,6 +1126,8 @@ for opt do
   ;;
   --disable-slirp) slirp="no"
   ;;
+  --enable-slirp=git) slirp="git"
+  ;;
   --enable-slirp=system) slirp="system"
   ;;
   --disable-vde) vde="no"
@@ -1818,8 +1831,12 @@ EOF
 exit 0
 fi
 
-if ! has $python; then
-  error_exit "Python not found. Use --python=/path/to/python"
+# Remove old dependency files to make sure that they get properly regenerated
+rm -f */config-devices.mak.d
+
+if test -z "$python"
+then
+    error_exit "Python not found. Use --python=/path/to/python"
 fi
 
 # Note that if the Python conditional here evaluates True we will exit
@@ -1908,7 +1925,7 @@ gcc_flags="-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers $gcc_
 gcc_flags="-Wno-missing-include-dirs -Wempty-body -Wnested-externs $gcc_flags"
 gcc_flags="-Wendif-labels -Wno-shift-negative-value $gcc_flags"
 gcc_flags="-Wno-initializer-overrides -Wexpansion-to-defined $gcc_flags"
-gcc_flags="-Wno-string-plus-int $gcc_flags"
+gcc_flags="-Wno-string-plus-int -Wno-typedef-redefinition $gcc_flags"
 # Note that we do not add -Werror to gcc_flags here, because that would
 # enable it for all configure tests. If a configure test failed due
 # to -Werror this would just silently disable some features,
@@ -2371,36 +2388,16 @@ fi
 ##########################################
 # libseccomp check
 
-libseccomp_minver="2.2.0"
 if test "$seccomp" != "no" ; then
-    case "$cpu" in
-    i386|x86_64|mips)
-        ;;
-    arm|aarch64)
-        libseccomp_minver="2.2.3"
-        ;;
-    ppc|ppc64|s390x)
-        libseccomp_minver="2.3.0"
-        ;;
-    *)
-        libseccomp_minver=""
-        ;;
-    esac
-
-    if test "$libseccomp_minver" != "" &&
-       $pkg_config --atleast-version=$libseccomp_minver libseccomp ; then
+    libseccomp_minver="2.3.0"
+    if $pkg_config --atleast-version=$libseccomp_minver libseccomp ; then
         seccomp_cflags="$($pkg_config --cflags libseccomp)"
         seccomp_libs="$($pkg_config --libs libseccomp)"
         seccomp="yes"
     else
         if test "$seccomp" = "yes" ; then
-            if test "$libseccomp_minver" != "" ; then
-                feature_not_found "libseccomp" \
-                    "Install libseccomp devel >= $libseccomp_minver"
-            else
-                feature_not_found "libseccomp" \
-                    "libseccomp is not supported for host cpu $cpu"
-            fi
+            feature_not_found "libseccomp" \
+                 "Install libseccomp devel >= $libseccomp_minver"
         fi
         seccomp="no"
     fi
@@ -2787,17 +2784,24 @@ fi
 # GNUTLS probe
 
 if test "$gnutls" != "no"; then
+    pass="no"
     if $pkg_config --exists "gnutls >= 3.1.18"; then
         gnutls_cflags=$($pkg_config --cflags gnutls)
         gnutls_libs=$($pkg_config --libs gnutls)
-        libs_softmmu="$gnutls_libs $libs_softmmu"
-        libs_tools="$gnutls_libs $libs_tools"
-       QEMU_CFLAGS="$QEMU_CFLAGS $gnutls_cflags"
-        gnutls="yes"
-    elif test "$gnutls" = "yes"; then
+        # Packaging for the static libraries is not always correct.
+        # At least ubuntu 18.04 ships only shared libraries.
+        write_c_skeleton
+        if compile_prog "" "$gnutls_libs" ; then
+            libs_softmmu="$gnutls_libs $libs_softmmu"
+            libs_tools="$gnutls_libs $libs_tools"
+            QEMU_CFLAGS="$QEMU_CFLAGS $gnutls_cflags"
+            pass="yes"
+        fi
+    fi
+    if test "$pass" = "no" && test "$gnutls" = "yes"; then
        feature_not_found "gnutls" "Install gnutls devel >= 3.1.18"
     else
-        gnutls="no"
+        gnutls="$pass"
     fi
 fi
 
@@ -2852,43 +2856,54 @@ has_libgcrypt() {
 
 
 if test "$nettle" != "no"; then
+    pass="no"
     if $pkg_config --exists "nettle >= 2.7.1"; then
         nettle_cflags=$($pkg_config --cflags nettle)
         nettle_libs=$($pkg_config --libs nettle)
         nettle_version=$($pkg_config --modversion nettle)
-        libs_softmmu="$nettle_libs $libs_softmmu"
-        libs_tools="$nettle_libs $libs_tools"
-        QEMU_CFLAGS="$QEMU_CFLAGS $nettle_cflags"
-        nettle="yes"
-
-        if test -z "$gcrypt"; then
-           gcrypt="no"
+        # Link test to make sure the given libraries work (e.g for static).
+        write_c_skeleton
+        if compile_prog "" "$nettle_libs" ; then
+            libs_softmmu="$nettle_libs $libs_softmmu"
+            libs_tools="$nettle_libs $libs_tools"
+            QEMU_CFLAGS="$QEMU_CFLAGS $nettle_cflags"
+            if test -z "$gcrypt"; then
+               gcrypt="no"
+            fi
+            pass="yes"
         fi
+    fi
+    if test "$pass" = "no" && test "$nettle" = "yes"; then
+        feature_not_found "nettle" "Install nettle devel >= 2.7.1"
     else
-        if test "$nettle" = "yes"; then
-            feature_not_found "nettle" "Install nettle devel >= 2.7.1"
-        else
-            nettle="no"
-        fi
+        nettle="$pass"
     fi
 fi
 
 if test "$gcrypt" != "no"; then
+    pass="no"
     if has_libgcrypt; then
         gcrypt_cflags=$(libgcrypt-config --cflags)
         gcrypt_libs=$(libgcrypt-config --libs)
-        # Debian has remove -lgpg-error from libgcrypt-config
+        # Debian has removed -lgpg-error from libgcrypt-config
         # as it "spreads unnecessary dependencies" which in
         # turn breaks static builds...
         if test "$static" = "yes"
         then
             gcrypt_libs="$gcrypt_libs -lgpg-error"
         fi
-        libs_softmmu="$gcrypt_libs $libs_softmmu"
-        libs_tools="$gcrypt_libs $libs_tools"
-        QEMU_CFLAGS="$QEMU_CFLAGS $gcrypt_cflags"
-        gcrypt="yes"
 
+        # Link test to make sure the given libraries work (e.g for static).
+        write_c_skeleton
+        if compile_prog "" "$gcrypt_libs" ; then
+            libs_softmmu="$gcrypt_libs $libs_softmmu"
+            libs_tools="$gcrypt_libs $libs_tools"
+            QEMU_CFLAGS="$QEMU_CFLAGS $gcrypt_cflags"
+            pass="yes"
+        fi
+    fi
+    if test "$pass" = "yes"; then
+        gcrypt="yes"
         cat > $TMPC << EOF
 #include <gcrypt.h>
 int main(void) {
@@ -2901,12 +2916,10 @@ EOF
         if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
             gcrypt_hmac=yes
         fi
+    elif test "$gcrypt" = "yes"; then
+        feature_not_found "gcrypt" "Install gcrypt devel >= 1.5.0"
     else
-        if test "$gcrypt" = "yes"; then
-            feature_not_found "gcrypt" "Install gcrypt devel >= 1.5.0"
-        else
-            gcrypt="no"
-        fi
+        gcrypt="no"
     fi
 fi
 
@@ -2940,9 +2953,9 @@ if test "$auth_pam" != "no"; then
 int main(void) {
    const char *service_name = "qemu";
    const char *user = "frank";
-   const struct pam_conv *pam_conv = NULL;
+   const struct pam_conv pam_conv = { 0 };
    pam_handle_t *pamh = NULL;
-   pam_start(service_name, user, pam_conv, &pamh);
+   pam_start(service_name, user, &pam_conv, &pamh);
    return 0;
 }
 EOF
@@ -5885,6 +5898,8 @@ case "$slirp" in
   "" | yes)
     if $pkg_config slirp; then
       slirp=system
+    elif test -e "${source_path}/.git" && test $git_update = 'yes' ; then
+      slirp=git
     elif test -e "${source_path}/slirp/Makefile" ; then
       slirp=internal
     elif test -z "$slirp" ; then
@@ -5902,7 +5917,10 @@ case "$slirp" in
 esac
 
 case "$slirp" in
-  internal)
+  git | internal)
+    if test "$slirp" = git; then
+      git_submodules="${git_submodules} slirp"
+    fi
     mkdir -p slirp
     slirp_cflags="-I\$(SRC_PATH)/slirp/src -I\$(BUILD_DIR)/slirp/src"
     slirp_libs="-L\$(BUILD_DIR)/slirp -lslirp"
@@ -6077,7 +6095,9 @@ fi
 # Probe for guest agent support/options
 
 if [ "$guest_agent" != "no" ]; then
-  if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
+  if [ "$softmmu" = no -a "$want_tools" = no ] ; then
+      guest_agent=no
+  elif [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
       tools="qemu-ga $tools"
       guest_agent=yes
   elif [ "$guest_agent" != yes ]; then
@@ -6565,7 +6585,7 @@ if test "$slirp" != "no"; then
   echo "SLIRP_CFLAGS=$slirp_cflags" >> $config_host_mak
   echo "SLIRP_LIBS=$slirp_libs" >> $config_host_mak
 fi
-if [ "$slirp" = "internal" ]; then
+if [ "$slirp" = "git" -o "$slirp" = "internal" ]; then
     echo "config-host.h: subdir-slirp" >> $config_host_mak
 fi
 if test "$vde" = "yes" ; then
@@ -7880,7 +7900,6 @@ LINKS="$LINKS python"
 for bios_file in \
     $source_path/pc-bios/*.bin \
     $source_path/pc-bios/*.lid \
-    $source_path/pc-bios/*.aml \
     $source_path/pc-bios/*.rom \
     $source_path/pc-bios/*.dtb \
     $source_path/pc-bios/*.img \
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