> On Mar 3, 2017, at 9:23 AM, Miroslav Drahos <mdra...@aurisrobotics.com> wrote:
>
> Hi,
> I am getting errors emanating from GenerateExportHeader.cmake and hope
> someone has any pointers on this. The error:
>
> CMake Error at /usr/share/cmake-3.5/Modules/GenerateExportHeader.cmake:362
> (configure_file):
> configure_file Problem configuring file
> Call Stack (most recent call first):
> /usr/share/cmake-3.5/Modules/GenerateExportHeader.cmake:378
> (_do_generate_export_header)
>
> /slave/workspace/build-1.7.0/aurissw/Main/CMake/AsrCreateLibraryMacro.cmake:161
> (generate_export_header)
>
> The relevant portion of the custom AsrCreateLibraryMacro.cmake is pretty
> standard, according to cmake docs:
>
> unset(exportMacro)
> string(TOUPPER ${TARGET} exportMacro)
> set(exportMacro "${exportMacro}_DLLSPEC")
> set(exportHeader ${TARGET}_export.h)
> generate_export_header(${TARGET}
> BASE_NAME ${TARGET}
> EXPORT_MACRO_NAME ${exportMacro}
> EXPORT_FILE_NAME ${exportHeader}
> )
>
> where TARGET is always set to a valid string (library name).
>
> The error is not consistent among machines -- on some machines this error is
> never seen, on others, it consistently fails. All of these machines run a
> pretty standard Linux distribution (most of them Ubuntu 16.04), and use the
> same cmake 3.5.1.
>
> Here is the system version that we are using:
> Linux version 4.4.0-36-generic (buildd@lcy01-01) (gcc version 5.4.0 20160609
> (Ubuntu 5.4.0-6ubuntu1~16.04.2) ) #55-Ubuntu SMP Thu Aug 11 18:01:55 UTC 2016
> We have a machine with the exact same system version that builds fine and a
> machine that cmake consistently fails.
>
> Has anyone experienced a similar error? Any clues on what may be the problem?
> Thank you tons,
> Miro
This might just be a filesystem error when writing the configured header file.
I would try message() printing the value of ${exportHeader} and
${CMAKE_CURRENT_BINARY_DIR} before calling GEH to make sure the filepath looks
valid and writeable.
-Mike
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