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meson: better errors for image loader deps 

Helps people avoid libjpeg or libwebp if they don't want them.

Signed-off-by: Pekka Paalanen <pq@iki.fi>
This commit is contained in:
Pekka Paalanen 2018-12-31 14:40:01 +02:00
parent d64649b56b
commit 4da8141255
1 changed files with 9 additions and 2 deletions
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11
shared/meson.build
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@ -45,14 +45,21 @@ endif
if get_option('image-jpeg')
dep_libjpeg = dependency('libjpeg', required: false)
if not dep_libjpeg.found()
dep_libjpeg = cc.find_library('jpeg')
dep_libjpeg = cc.find_library('jpeg', required: false)
endif
if not dep_libjpeg.found()
error('JPEG image loading requires libjpeg or jpeg, neither was found. Or, you can use \'-Dimage-jpeg=false\'.')
endif
deps_cairo_shared += dep_libjpeg
config_h.set('HAVE_JPEG', '1')
endif
if get_option('image-webp')
deps_cairo_shared += dependency('libwebp')
dep_webp = dependency('libwebp', required: false)
if not dep_webp.found()
error('WEBP image loading requires libwebp which was not found. Or, you can use \'-Dimage-webp=false\'.')
endif
deps_cairo_shared += dep_webp
config_h.set('HAVE_WEBP', '1')
endif