Make sure the build system honors C_INCLUDE_PATH and LIBRARY_PATH when
looking for headers and libraries.

--- Python-2.7.10/setup.py	2015-10-07 18:33:18.125153186 +0200
+++ Python-2.7.10/setup.py	2015-10-07 18:33:47.497347552 +0200
@@ -526,6 +526,14 @@ class PyBuildExt(build_ext):
             inc_dirs += ['/system/include', '/atheos/autolnk/include']
             inc_dirs += os.getenv('C_INCLUDE_PATH', '').split(os.pathsep)
 
+        # Always honor these variables.
+        if not cross_compiling:
+            lib_dirs += os.getenv('LIBRARY_PATH', '').split(os.pathsep)
+            inc_dirs += os.getenv('C_INCLUDE_PATH', '').split(os.pathsep)
+        else:
+            lib_dirs = os.getenv('CROSS_LIBRARY_PATH', '').split(os.pathsep)
+            inc_dirs = os.getenv('CROSS_CPATH', '').split(os.pathsep)
+
         # OSF/1 and Unixware have some stuff in /usr/ccs/lib (like -ldb)
         if host_platform in ['osf1', 'unixware7', 'openunix8']:
             lib_dirs += ['/usr/ccs/lib']
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<div class='path'>path: <a href='/guix/log/?id=123dcb2f319126dc5314a440e07226bf9feb54c3&amp;showmsg=1'>root</a>/<a href='/guix/log/gnu?id=123dcb2f319126dc5314a440e07226bf9feb54c3&amp;showmsg=1'>gnu</a>/<a href='/guix/log/gnu/packages?id=123dcb2f319126dc5314a440e07226bf9feb54c3&amp;showmsg=1'>packages</a>/<a href='/guix/log/gnu/packages/sphinx.scm?id=123dcb2f319126dc5314a440e07226bf9feb54c3&amp;showmsg=1'>sphinx.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/gnu/packages/sphinx.scm?id=123dcb2f319126dc5314a440e07226bf9feb54c3'>Collapse</a>)</th><th class='left'>Author</th></tr>
<tr class='logheader'><td><span title='2024-01-26 22:14:43 +0000'>2024-01-26</span></td><td class='logsubject'><a href='/guix/commit/gnu/packages/sphinx.scm?id=0f646b0ec2b534c7338de5d402a928bc0b46611c'>gnu: Add python-sphinx-issues.</a></td><td>Troy Figiel</td></tr>
<tr class='nohover-highlight'><td/><td colspan='3' class='logmsg'>
* gnu/packages/sphinx.scm (python-sphinx-issues): New variable.

Signed-off-by: Sharlatan Hellseher &lt;sharlatanus@gmail.com&gt;


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<tr class='logheader'><td><span title='2023-12-02 07:57:18 +0100'>2023-12-02</span></td><td class='logsubject'><a href='/guix/commit/gnu/packages/sphinx.scm?id=877086a8649a86f1556bddd430e9478b2562f365'>gnu: python-sphinx-prompt: Fix tests.</a></td><td>Lars-Dominik Braun</td></tr>
<tr class='nohover-highlight'><td/><td colspan='3' class='logmsg'>
docutils&gt;=0.19 broke the tests, which upstream fixed in a newer
commit. Cherry-pick it.

* gnu/packages/patches/python-sphinx-prompt-docutils-0.19.patch: New file.
* gnu/local.mk (dist_patch_DATA): Register it.
* gnu/packages/sphinx.scm (python-sphinx-prompt)[origin]: Use it.

Change-Id: I597387a35e6a1da01063b4812e0f919788a13b54


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<tr class='logheader'><td><span title='2023-10-25 16:58:40 +0200'>2023-10-25</span></td><td class='logsubject'><a href='/guix/commit/gnu/packages/sphinx.scm?id=0618aaba01285924181f78e47a796ea6d2f18eb3'>gnu: python-sphinx-gallery: Update to 0.14.0.</a></td><td>Ricardo Wurmus</td></tr>
<tr class='nohover-highlight'><td/><td colspan='3' class='logmsg'>
* gnu/packages/sphinx.scm (python-sphinx-gallery): Update to 0.14.0.
[build-system]: Use pyproject-build-system.
[arguments]: Remove custom phases; add custom build phase
'delete-webp-example; move test flags to #:test-flags.
[propagated-inputs]: Add python-jupyterlite-sphinx.

Change-Id: I58f4b952fe5a2bf942d77813a8a2eeef2e4750b6


</td></tr>