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FindGDAL: add support for skipping gdal-config

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This can be confusing if there are autotools and CMake-built GDAL builds
within the same environment as the autotools variant will always be
preferred.
This commit is contained in:
Ben Boeckel
2021-02-10 15:24:32 -05:00
parent 1621cb3eb1
commit 1b2774450d
1 changed files with 8 additions and 1 deletions
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9
Modules/FindGDAL.cmake
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@@ -45,6 +45,13 @@ Hints
Set ``GDAL_DIR`` or ``GDAL_ROOT`` in the environment to specify the
GDAL installation prefix.
The following variables may be set to modify the search strategy:
``FindGDAL_SKIP_GDAL_CONFIG``
If set, ``gdal-config`` will not be used. This can be useful if there are
GDAL libraries built with autotools (which provide the tool) and CMake (which
do not) in the same environment.
#]=======================================================================]
# $GDALDIR is an environment variable that would
@@ -75,7 +82,7 @@ find_path(GDAL_INCLUDE_DIR gdal.h
)
mark_as_advanced(GDAL_INCLUDE_DIR)
if(UNIX)
if(UNIX AND NOT FindGDAL_SKIP_GDAL_CONFIG)
# Use gdal-config to obtain the library version (this should hopefully
# allow us to -lgdal1.x.y where x.y are correct version)
# For some reason, libgdal development packages do not contain