Adds patches to ATLAS to fix issues with grep 3.8+

patch-atlas-src.yml

@@ -0,0 +1,40 @@
+- name: Checking to see if patches need to be applied.
+  ansible.builtin.stat:
+    path: "{{ hpl_root }}/tmp/ATLAS_PATCHING_COMPLETE"
+  register: no_patches_needed
+
+# Fixes fgrep warning being added to output and causing
+# the ATLAS configuration to fail to identify aspects of 
+# the given node
+- name: Patching ATLAS source code (Part 1).
+  ansible.builtin.replace:
+    path: "{{ hpl_root }}tmp/ATLAS/CONFIG/include/atlas_sys.h"
+    regexp: '2>&1'
+    replace: '2>/dev/null'
+  when: no_patches_needed.stat.exists == false
+
+# Fixes 'free(): invalid pointer' error during
+# ATLAS configuration
+- name: Patching ATLAS source code (Part 2).
+  ansible.builtin.lineinfile:
+    path: "{{ hpl_root }}tmp/ATLAS/CONFIG/src/probe_comp.c"
+    insertbefore: 'free\(cmnd\)'
+    line: '   printf("\n");'
+    firstmatch: true
+  when: no_patches_needed.stat.exists == false
+
+# Fixes 'corrupted size vs. prev_size' error during 
+# ATLAS configuration
+- name: Patching ATLAS source code (Part 3).
+  ansible.builtin.lineinfile:
+    path: "{{ hpl_root }}tmp/ATLAS/CONFIG/include/atlas_sys.h"
+    insertbefore: 'if \(fgets\(sout, len, fpin\)\)'
+    line: '   printf("\n");'
+    firstmatch: true
+  when: no_patches_needed.stat.exists == false
+
+- name: Create 'ATLAS_PATCHING_COMPLETE' file.
+  ansible.builtin.file:
+    path: "{{ hpl_root }}/tmp/ATLAS_PATCHING_COMPLETE"
+    state: touch
+    mode: 0644