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Revision: 523
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http://rpy.svn.sourceforge.net/rpy/?rev=523&view=rev
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Author: warnes
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Date: 2008-05-14 11:31:21 -0700 (Wed, 14 May 2008)
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Log Message:
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-----------
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Use the 'R CMD config LAPACK_LIBS' command to determin the appropriate link flags for lapack, instead of blindly assuming that '-L<RHOME>/lib -lRlapack' is the correct magic incantation.
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Modified Paths:
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--------------
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trunk/rpy/rpy_tools.py
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trunk/rpy/setup.py
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Modified: trunk/rpy/rpy_tools.py
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===================================================================
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--- trunk/rpy/rpy_tools.py 2008-05-14 17:51:40 UTC (rev 522)
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+++ trunk/rpy/rpy_tools.py 2008-05-14 18:31:21 UTC (rev 523)
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@@ -143,3 +143,20 @@
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% PYTHON_DIR )
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return PYTHON_DIR
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+
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+def get_R_LAPACK_LIB_FLAGS(RHOME=get_R_HOME()):
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+ """
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+ Determine the necessary link arguments for lapack
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+ """
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+ rexec = os.path.join(RHOME, 'bin', 'R')
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+ stat, output = getstatusoutput('"%s" CMD config LAPACK_LIBS' % rexec )
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+ if stat or len(output)<=0:
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+ raise RuntimeError("Couldn't execute the R interpreter" +
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+ " `%s'.\n" % rexec )
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+
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+ LAPACK_LIB_FLAGS = output.strip()
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+ if not LAPACK_LIB_FLAGS:
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+ raise RuntimeError("Couldn't obtain LAPACK_LIBS information from output\n"
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+ "of `R CMD config LAPACK_LIBS'.\n")
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+
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+ return LAPACK_LIB_FLAGS
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Modified: trunk/rpy/setup.py
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===================================================================
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--- trunk/rpy/setup.py 2008-05-14 17:51:40 UTC (rev 522)
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+++ trunk/rpy/setup.py 2008-05-14 18:31:21 UTC (rev 523)
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@@ -150,23 +150,20 @@
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library_dirs= r_libs
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runtime_libs = r_libs
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extra_compile_args=[]
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- elif sys.platform=='osf1V5':
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- include_dirs = [ os.path.join(RHOME.strip(), 'include'),
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- 'src' ]
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- libraries=['R','Rlapack']
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- library_dirs = r_libs
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- runtime_libs = r_libs
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- extra_compile_args=["-shared"]
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- source_files = source_files + ["src/setenv.c"]
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+
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else: # unix-like systems, this is known to work for Linux and Solaris
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include_dirs = [ os.path.join(RHOME.strip(), 'include'),
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'src', '/usr/share/R/include', "/usr/include/R"]
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- libraries=['R','Rlapack']
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library_dirs = r_libs
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runtime_libs = r_libs
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extra_compile_args=["-shared"]
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source_files = source_files + ["src/setenv.c"]
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+ libraries=['R']
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+
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+ # Ask R to tell us how to properly link against lapack
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+ extra_compile_args += [ rpy_tools.get_R_LAPACK_LIB_FLAGS( RHOME ) ]
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+
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# Discover which array packages are present
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try:
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import numpy
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