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libcamera: dma_buf_allocator: Work around lack of file seals in uClibc

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uClibc doesn't provide the macros defining parameters for the file
sealing API. Define them manually as a work around.

Fixes: ea4baaacc3 ("libcamera: DmaBufAllocator: Support allocating from /dev/udmabuf")
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
This commit is contained in:
Laurent Pinchart 2024-06-05 10:34:17 +03:00
parent 9f0d88695e
commit 48cb731d72
2 changed files with 12 additions and 0 deletions
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4
meson.build
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@ -74,6 +74,10 @@ cc = meson.get_compiler('c')
cxx = meson.get_compiler('cpp')
config_h = configuration_data()
if cc.has_header_symbol('fcntl.h', 'F_ADD_SEALS', prefix : '#define _GNU_SOURCE')
config_h.set('HAVE_FILE_SEALS', 1)
endif
if cc.has_header_symbol('unistd.h', 'issetugid')
config_h.set('HAVE_ISSETUGID', 1)
endif