<div>Try "cmake -E copy_if_different ..." </div><div><br></div><div>cmake -E copy_if_different build/test1.c build/tests/test1.c<br></div><div><br></div><div>That would work when make is run atleast once.</div><div>
When running make for the 1st time test1.c was never</div><div>copied to build/tests before. So I would be comparing a file with</div><div>another non-existant file and that would result in an error halting</div><div>the make process.</div>
<div><br></div><div>Thanks</div><div>Ajay</div><br><div class="gmail_quote">On Sat, Mar 3, 2012 at 1:20 PM, Hendrik Sattler <span dir="ltr"><<a href="mailto:post@hendrik-sattler.de">post@hendrik-sattler.de</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Am Samstag, 3. März 2012, 21:41:49 schrieb Ajay Panyala:<br>
<div class="im">> I have a custom target which runs a command to generate<br>
> a C source file say test1.c<br>
><br>
> ADD_CUSTOM_TARGET(TestGen ALL<br>
> COMMAND genExec ${PROJECT_SOURCE_DIR}/Main.java<br>
> DEPENDS ${PROJECT_SOURCE_DIR}/Main.java<br>
> )<br>
><br>
</div>> And I have a custom command that moves the generated *test1.c *<br>
<div class="im">> to a new directory inside the build directory.<br>
><br>
> ADD_CUSTOM_COMMAND(<br>
> TARGET TestGen<br>
> POST_BUILD<br>
> COMMAND mv<br>
> ARGS ${PROJECT_BINARY_DIR}/test1.c ${PROJECT_BINARY_DIR}/tests/<br>
> )<br>
><br>
> Each time I run make, the custom target is run (since custom targets are<br>
> always<br>
> out-of-date). But I want to avoid moving the new test1.c generated each<br>
> time if build/test1.c is the same as build/tests/test1.c since there are<br>
> other targets<br>
> like add_executable and add_library later in the CMakelists file that are<br>
> re-built<br>
> each time since they depend on test1.c<br>
<br>
</div>Try "cmake -E copy_if_different ..."<br>
<br>
HS<br>
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