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@@ -46,6 +46,18 @@ from distutils import sysconfig |
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import SCons
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+# Facilitate debugging with pdb.
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+# At pdb startup, the environment is such that setting breakpoints in
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+# SConstruct requires specifying its full absolute path, which is incovenient.
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+# Stopping here at an automatic breakpoint makes this easier. Note that this
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+# code has no effect unless pdb is loaded.
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+# To use this, run with pdb and continue from the initial pdb prompt.
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+pdb_module = sys.modules.get('pdb')
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+if pdb_module:
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+ pdb_module.set_trace()
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+ pass # Breakpoint default file is now SConstruct
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+
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+
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# ugly hack from http://www.catb.org/esr/faqs/practical-python-porting/
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# handle python2/3 strings
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def polystr(o):
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@@ -91,6 +103,28 @@ def _getstatusoutput(cmd, nput=None, shell=True, cwd=None, env=None): |
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return (status, output)
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+# Workaround for old SCons bug that couldn't overwrite existing symlinks
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+# This was fixed in 2.3.2, but we allow 2.3.0 (e.g., on Ubuntu 14)
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+#
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+# In the troublesome versions, we monkey-patch os.symlink to bully it through
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+
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+standard_os_symlink = os.symlink
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+
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+def _forced_symlink(source, link_name):
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+ try:
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+ standard_os_symlink(source, link_name)
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+ except OSError:
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+ # Out of paranoia, only do this when the target is a symlink
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+ if os.path.islink(link_name):
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+ os.remove(link_name)
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+ standard_os_symlink(source, link_name)
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+ else:
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+ raise
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+
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+if SCons.__version__ in ['2.3.0', '2.3.1']:
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+ os.symlink = _forced_symlink
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+
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+
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# TODO: this list is missing stuff.
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# built man pages found in all_manpages
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generated_sources = [
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@@ -422,7 +456,7 @@ nonboolopts = ( |
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("prefix", "/usr/local", "installation directory prefix"),
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("python_coverage", "coverage run", "coverage command for Python progs"),
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("python_libdir", "", "Python module directory prefix"),
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- ("python_shebang", "/usr/bin/env python", "Python shebang"),
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+ ("python_shebang", "python", "Python shebang (path or program)"),
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("qt_versioned", "", "version for versioned Qt"),
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("rundir", rundir, "Directory for run-time variable data"),
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("sysroot", "",
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@@ -2011,6 +2045,9 @@ with open('gpsd.h') as sfp: |
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2011
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2045
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pythonized_header += ('%s = %s\n' %
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2012
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(_match3.group(1), _match3.group(2)))
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2013
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2047
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+if not env['python_shebang'].startswith(os.path.sep):
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2049
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+ env['python_shebang'] = '/usr/bin/env ' + env['python_shebang']
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2050
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+
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2014
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2051
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# tuples for Substfile. To convert .in files to generated files.
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2015
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substmap = (
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2016
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('@ANNOUNCE@', annmail),
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