From 85e2ed64554bb027d6201c5a782eb00fe36c9804 Mon Sep 17 00:00:00 2001
From: Kenneth Hoste <kenneth.hoste@ugent.be>
Date: Sat, 12 Nov 2022 17:29:44 +0100
Subject: [PATCH 1/2] enhance EasyBuild hooks to fix installation of MetaBAT in
 EESSI

---
 eb_hooks.py | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/eb_hooks.py b/eb_hooks.py
index 653094266d..850b3da3b4 100644
--- a/eb_hooks.py
+++ b/eb_hooks.py
@@ -1,6 +1,7 @@
 # Hooks to customize how EasyBuild installs software in EESSI
 # see https://docs.easybuild.io/en/latest/Hooks.html
 import os
+import re
 
 from easybuild.tools.build_log import EasyBuildError, print_msg
 from easybuild.tools.config import build_option, update_build_option
@@ -130,6 +131,23 @@ def pre_configure_hook(self, *args, **kwargs):
         PRE_CONFIGURE_HOOKS[self.name](self, *args, **kwargs)
 
 
+def metabat_preconfigure(self, *args, **kwargs):
+    """
+    Pre-configure hook for MetaBAT:
+    - take into account that zlib is a filtered dependency,
+      and that there's no libz.a in the EESSI compat layer
+    """
+    if self.name == 'MetaBAT':
+        print("from metadata_preconfigure hook: %s" % self.cfg['configopts'])
+        configopts = self.cfg['configopts']
+        regex = re.compile(r"\$EBROOTZLIB/lib/libz.a")
+        print(regex.search(configopts))
+        self.cfg['configopts'] = regex.sub('$EPREFIX/usr/lib64/libz.so', configopts)
+        print(self.cfg['configopts'])
+    else:
+        raise EasyBuildError("MetaBAT-specific hook triggered for non-MetaBAT easyconfig?!")
+
+
 def wrf_preconfigure(self, *args, **kwargs):
     """
     Pre-configure hook for WRF:
@@ -144,6 +162,7 @@ def wrf_preconfigure(self, *args, **kwargs):
     else:
         raise EasyBuildError("WRF-specific hook triggered for non-WRF easyconfig?!")
 
+
 PARSE_HOOKS = {
     'CGAL': cgal_toolchainopts_precise,
     'fontconfig': fontconfig_add_fonts,
@@ -151,5 +170,6 @@ def wrf_preconfigure(self, *args, **kwargs):
 }
 
 PRE_CONFIGURE_HOOKS = {
+    'MetaBAT': metabat_preconfigure,
     'WRF': wrf_preconfigure,
 }

From d48fbdf78ed0a60da70660f23a5a8643b3ea7bfe Mon Sep 17 00:00:00 2001
From: Kenneth Hoste <kenneth.hoste@ugent.be>
Date: Wed, 14 Dec 2022 11:04:03 +0100
Subject: [PATCH 2/2] remove debug print statements in eb_hooks.py

---
 eb_hooks.py | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/eb_hooks.py b/eb_hooks.py
index 850b3da3b4..1877e27b44 100644
--- a/eb_hooks.py
+++ b/eb_hooks.py
@@ -138,12 +138,9 @@ def metabat_preconfigure(self, *args, **kwargs):
       and that there's no libz.a in the EESSI compat layer
     """
     if self.name == 'MetaBAT':
-        print("from metadata_preconfigure hook: %s" % self.cfg['configopts'])
         configopts = self.cfg['configopts']
         regex = re.compile(r"\$EBROOTZLIB/lib/libz.a")
-        print(regex.search(configopts))
         self.cfg['configopts'] = regex.sub('$EPREFIX/usr/lib64/libz.so', configopts)
-        print(self.cfg['configopts'])
     else:
         raise EasyBuildError("MetaBAT-specific hook triggered for non-MetaBAT easyconfig?!")