diana:windows:building:issues

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diana:windows:building:issues [2009-11-26 14:04:02]
dages 		diana:windows:building:issues [2022-05-31 09:29:31] (current)
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 ====== Unresolved issues ====== ====== Unresolved issues ======
 +
 +**OUT OF DATE** most of these issues have been resolved or worked around, or were only relevant in the initial, experimental phase.
 +
 +===== --prefix =====
 +
 +You'll notice that I recommend installing several components (HDF, NetCDF, Grib...) in their own directories under ''/opt''.  The reason for this is that it makes it easier to clean up spills while working out the build process.  The downside is that although everything will //build// correctly, some components may fail to //run//
 +
 +**XXX is this really an issue?  perhaps we should just build static libraries.***
  
 ===== Shared libraries ===== ===== Shared libraries =====
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 Windows doesn't have transitive shared library dependencies.  What this means, in plain language, is that you can't assume—as you can on ELF systems—that loading a shared library automatically loads all of //its// dependencies.  Therefore, libtool will refuse to generate shared libraries unless you promise that whenever you load it, you will also load all of its dependencies.  To do that, you must Windows doesn't have transitive shared library dependencies.  What this means, in plain language, is that you can't assume—as you can on ELF systems—that loading a shared library automatically loads all of //its// dependencies.  Therefore, libtool will refuse to generate shared libraries unless you promise that whenever you load it, you will also load all of its dependencies.  To do that, you must
  
-  - specify ''LDFLAGS=-no-undefined'' on the ''make'' command line whenever you build a shared library, and+  - place ''LDFLAGS=-no-undefined'' in your environment before running ''configure'', and
   - manually load all the required libraries when you aren't using libtool   - manually load all the required libraries when you aren't using libtool
  
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