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configure: add informational notices when disabling binaries

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this better documents the requirements for some of the examples.

Bug: webp:501
Change-Id: If20675e71ebf2c1d9bb51d65a05fd4e9f339ac5a
This commit is contained in:
James Zern 2021-07-03 15:51:23 -07:00
parent 9df23dddc2
commit dc7e2b42e7
1 changed files with 17 additions and 1 deletions
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18
configure.ac
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@ -442,6 +442,10 @@ AS_IF([test "x$enable_gl" != "xno"], [
if test "$glut_support" = "yes" -a "$enable_libwebpdemux" = "yes"; then if test "$glut_support" = "yes" -a "$enable_libwebpdemux" = "yes"; then
build_vwebp=yes build_vwebp=yes
else
AC_MSG_NOTICE(
m4_normalize([Not building vwebp.
OpenGL libraries and --enable-libwebpdemux are required.]))
fi fi
]) ])
AM_CONDITIONAL([BUILD_VWEBP], [test "$build_vwebp" = "yes"]) AM_CONDITIONAL([BUILD_VWEBP], [test "$build_vwebp" = "yes"])
@ -501,7 +505,7 @@ AS_IF([test "x$enable_sdl" != "xno"], [
if test x"$sdl_support" = "xyes"; then if test x"$sdl_support" = "xyes"; then
build_vwebp_sdl=yes build_vwebp_sdl=yes
else else
AC_MSG_WARN(Optional SDL library not found) AC_MSG_NOTICE([Not building vwebp-sdl. SDL library is required.])
fi fi
]) ])
@ -625,11 +629,17 @@ AS_IF([test "x$enable_gif" != "xno"], [
if test "$gif_support" = "yes" -a \ if test "$gif_support" = "yes" -a \
"$enable_libwebpdemux" = "yes"; then "$enable_libwebpdemux" = "yes"; then
build_anim_diff=yes build_anim_diff=yes
else
AC_MSG_NOTICE(
[Not building anim_diff. libgif and --enable-libwebpdemux are required.])
fi fi
if test "$gif_support" = "yes" -a \ if test "$gif_support" = "yes" -a \
"$enable_libwebpmux" = "yes"; then "$enable_libwebpmux" = "yes"; then
build_gif2webp=yes build_gif2webp=yes
else
AC_MSG_NOTICE(
[Not building gif2webp. libgif and --enable-libwebpmux are required.])
fi fi
]) ])
AM_CONDITIONAL([BUILD_ANIMDIFF], [test "${build_anim_diff}" = "yes"]) AM_CONDITIONAL([BUILD_ANIMDIFF], [test "${build_anim_diff}" = "yes"])
@ -637,11 +647,17 @@ AM_CONDITIONAL([BUILD_GIF2WEBP], [test "${build_gif2webp}" = "yes"])
if test "$enable_libwebpdemux" = "yes" -a "$enable_libwebpmux" = "yes"; then if test "$enable_libwebpdemux" = "yes" -a "$enable_libwebpmux" = "yes"; then
build_img2webp=yes build_img2webp=yes
else
AC_MSG_NOTICE(
m4_normalize([Not building img2webp.
--enable-libwebpdemux & --enable-libwebpmux are required.]))
fi fi
AM_CONDITIONAL([BUILD_IMG2WEBP], [test "${build_img2webp}" = "yes"]) AM_CONDITIONAL([BUILD_IMG2WEBP], [test "${build_img2webp}" = "yes"])
if test "$enable_libwebpmux" = "yes"; then if test "$enable_libwebpmux" = "yes"; then
build_webpinfo=yes build_webpinfo=yes
else
AC_MSG_NOTICE([Not building webpinfo. --enable-libwebpdemux is required.])
fi fi
AM_CONDITIONAL([BUILD_WEBPINFO], [test "${build_webpinfo}" = "yes"]) AM_CONDITIONAL([BUILD_WEBPINFO], [test "${build_webpinfo}" = "yes"])