Re: [Qemu-devel] [PATCH] pixman: drop submodule

[Alistair Francis <alistair23@gmail.com>]

'On Fri, Sep 1, 2017 at 3:50 AM, Gerd Hoffmann <kraxel@redhat.com> wrote:
> Drop pixman submodule and support for the "internal" pixman build.
> pixman should be reasonable well established meanwhile that we don't

s/reasonable/reasonably/g
s/meanwhile/meaning/g

> need the fallback submodule any more.  While being at it also drop

s/While being at/While at/g

> some #ifdefs for pixman versions olter than what we require in
> configure anyway.
>
> Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
> ---
>  configure        | 20 ++------------------
>  Makefile         | 10 ----------
>  ui/qemu-pixman.c |  4 ----
>  .gitmodules      |  3 ---
>  pixman           |  1 -
>  5 files changed, 2 insertions(+), 36 deletions(-)
>  delete mode 160000 pixman
>
> diff --git a/configure b/configure
> index dd73cce62f..73760430b0 100755
> --- a/configure
> +++ b/configure
> @@ -930,8 +930,6 @@ for opt do
>    ;;
>    --with-system-pixman) pixman="system"

Is there any use case for '--with-system-pixman now?

Overall I think this is fine, Pixman does seem to be pretty common. I
verified that RHEL7 has a new enough version, not sure about RHEL6
though.

Thanks,
Alistair

>    ;;
> -  --without-system-pixman) pixman="internal"
> -  ;;
>    --without-pixman) pixman="none"
>    ;;
>    --disable-sdl) sdl="no"
> @@ -3305,8 +3303,6 @@ if test "$pixman" = ""; then
>      pixman="none"
>    elif $pkg_config --atleast-version=0.21.8 pixman-1 > /dev/null 2>&1; then
>      pixman="system"
> -  else
> -    pixman="internal"
>    fi
>  fi
>  if test "$pixman" = "none"; then
> @@ -3323,16 +3319,8 @@ elif test "$pixman" = "system"; then
>    pixman_cflags=$($pkg_config --cflags pixman-1)
>    pixman_libs=$($pkg_config --libs pixman-1)
>  else
> -  if test ! -d ${source_path}/pixman/pixman; then
> -    error_exit "pixman >= 0.21.8 not present. Your options:" \
> -        "  (1) Preferred: Install the pixman devel package (any recent" \
> -        "      distro should have packages as Xorg needs pixman too)." \
> -        "  (2) Fetch the pixman submodule, using:" \
> -        "      git submodule update --init pixman"
> -  fi
> -  mkdir -p pixman/pixman
> -  pixman_cflags="-I\$(SRC_PATH)/pixman/pixman -I\$(BUILD_DIR)/pixman/pixman"
> -  pixman_libs="-L\$(BUILD_DIR)/pixman/pixman/.libs -lpixman-1"
> +  error_exit "pixman >= 0.21.8 not present." \
> +      "Please install the pixman devel package."
>  fi
>
>  ##########################################
> @@ -6527,10 +6515,6 @@ echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
>
>  done # for target in $targets
>
> -if [ "$pixman" = "internal" ]; then
> -  echo "config-host.h: subdir-pixman" >> $config_host_mak
> -fi
> -
>  if [ "$dtc_internal" = "yes" ]; then
>    echo "config-host.h: subdir-dtc" >> $config_host_mak
>  fi
> diff --git a/Makefile b/Makefile
> index 81447b1f08..280af66628 100644
> --- a/Makefile
> +++ b/Makefile
> @@ -325,15 +325,6 @@ $(SOFTMMU_SUBDIR_RULES): config-all-devices.mak
>  subdir-%:
>         $(call quiet-command,$(MAKE) $(SUBDIR_MAKEFLAGS) -C $* V="$(V)" TARGET_DIR="$*/" all,)
>
> -subdir-pixman: pixman/Makefile
> -       $(call quiet-command,$(MAKE) $(SUBDIR_MAKEFLAGS) -C pixman V="$(V)" all,)
> -
> -pixman/Makefile: $(SRC_PATH)/pixman/configure
> -       (cd pixman; CFLAGS="$(CFLAGS) -fPIC $(extra_cflags) $(extra_ldflags)" $(SRC_PATH)/pixman/configure $(AUTOCONF_HOST) --disable-gtk --disable-shared --enable-static)
> -
> -$(SRC_PATH)/pixman/configure:
> -       (cd $(SRC_PATH)/pixman; autoreconf -v --install)
> -
>  DTC_MAKE_ARGS=-I$(SRC_PATH)/dtc VPATH=$(SRC_PATH)/dtc -C dtc V="$(V)" LIBFDT_srcdir=$(SRC_PATH)/dtc/libfdt
>  DTC_CFLAGS=$(CFLAGS) $(QEMU_CFLAGS)
>  DTC_CPPFLAGS=-I$(BUILD_DIR)/dtc -I$(SRC_PATH)/dtc -I$(SRC_PATH)/dtc/libfdt
> @@ -532,7 +523,6 @@ distclean: clean
>         rm -rf $$d || exit 1 ; \
>          done
>         rm -Rf .sdk
> -       if test -f pixman/config.log; then $(MAKE) -C pixman distclean; fi
>         if test -f dtc/version_gen.h; then $(MAKE) $(DTC_MAKE_ARGS) clean; fi
>
>  KEYMAPS=da     en-gb  et  fr     fr-ch  is  lt  modifiers  no  pt-br  sv \
> diff --git a/ui/qemu-pixman.c b/ui/qemu-pixman.c
> index 6e8b83add6..6e591ab821 100644
> --- a/ui/qemu-pixman.c
> +++ b/ui/qemu-pixman.c
> @@ -96,17 +96,13 @@ int qemu_pixman_get_type(int rshift, int gshift, int bshift)
>          if (bshift == 0) {
>              type = PIXMAN_TYPE_ARGB;
>          } else {
> -#if PIXMAN_VERSION >= PIXMAN_VERSION_ENCODE(0, 21, 8)
>              type = PIXMAN_TYPE_RGBA;
> -#endif
>          }
>      } else if (rshift < gshift && gshift < bshift) {
>          if (rshift == 0) {
>              type = PIXMAN_TYPE_ABGR;
>          } else {
> -#if PIXMAN_VERSION >= PIXMAN_VERSION_ENCODE(0, 16, 0)
>              type = PIXMAN_TYPE_BGRA;
> -#endif
>          }
>      }
>      return type;
> diff --git a/.gitmodules b/.gitmodules
> index 5b0c212622..84c54cdc49 100644
> --- a/.gitmodules
> +++ b/.gitmodules
> @@ -22,9 +22,6 @@
>  [submodule "roms/sgabios"]
>         path = roms/sgabios
>         url = git://git.qemu-project.org/sgabios.git
> -[submodule "pixman"]
> -       path = pixman
> -       url = git://anongit.freedesktop.org/pixman
>  [submodule "dtc"]
>         path = dtc
>         url = git://git.qemu-project.org/dtc.git
> diff --git a/pixman b/pixman
> deleted file mode 160000
> index 87eea99e44..0000000000
> --- a/pixman
> +++ /dev/null
> @@ -1 +0,0 @@
> -Subproject commit 87eea99e443b389c978cf37efc52788bf03a0ee0
> --
> 2.9.3
>
>