From e1bfd8422b150ddf136607da15e339bf46dceda2 Mon Sep 17 00:00:00 2001
From: Oliver Reiche <oliver.reiche@huawei.com>
Date: Thu, 10 Aug 2023 11:01:49 +0200
Subject: patch: Support defaults for patch rules

... and extend compatibility by not relying on arguments
that are only supported by GNU patch implementations.
---
 rules/patch/EXPRESSIONS | 77 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 77 insertions(+)
 create mode 100644 rules/patch/EXPRESSIONS

(limited to 'rules/patch/EXPRESSIONS')

diff --git a/rules/patch/EXPRESSIONS b/rules/patch/EXPRESSIONS
new file mode 100644
index 00000000..7f8ce192
--- /dev/null
+++ b/rules/patch/EXPRESSIONS
@@ -0,0 +1,77 @@
+{ "default-PATCH":
+  { "vars": ["defaults-transition"]
+  , "imports": {"list_provider": ["./", "..", "field_list_provider"]}
+  , "expression":
+    { "type": "let*"
+    , "bindings":
+      [ ["fieldname", "patch-defaults"]
+      , ["provider", "PATCH"]
+      , ["transition", {"type": "var", "name": "defaults-transition"}]
+      ]
+    , "body": {"type": "CALL_EXPRESSION", "name": "list_provider"}
+    }
+  }
+, "default-ENV":
+  { "vars": ["defaults-transition"]
+  , "imports": {"map_provider": ["./", "..", "field_map_provider"]}
+  , "expression":
+    { "type": "let*"
+    , "bindings":
+      [ ["fieldname", "patch-defaults"]
+      , ["provider", "ENV"]
+      , ["transition", {"type": "var", "name": "defaults-transition"}]
+      , ["default", {"type": "empty_map"}]
+      ]
+    , "body": {"type": "CALL_EXPRESSION", "name": "map_provider"}
+    }
+  }
+, "default-PATH":
+  { "vars": ["defaults-transition"]
+  , "imports": {"list_provider": ["./", "..", "field_list_provider"]}
+  , "expression":
+    { "type": "let*"
+    , "bindings":
+      [ ["fieldname", "patch-defaults"]
+      , ["provider", "PATH"]
+      , ["transition", {"type": "var", "name": "defaults-transition"}]
+      ]
+    , "body": {"type": "CALL_EXPRESSION", "name": "list_provider"}
+    }
+  }
+, "default-TOOLCHAIN":
+  { "vars": ["defaults-transition"]
+  , "imports": {"map_provider": ["./", "..", "field_map_provider"]}
+  , "expression":
+    { "type": "let*"
+    , "bindings":
+      [ ["fieldname", "patch-defaults"]
+      , ["provider", "TOOLCHAIN"]
+      , ["transition", {"type": "var", "name": "defaults-transition"}]
+      , ["default", {"type": "empty_map"}]
+      ]
+    , "body": {"type": "CALL_EXPRESSION", "name": "map_provider"}
+    }
+  }
+, "default-NON_SYSTEM_TOOLS":
+  { "vars": ["defaults-transition"]
+  , "expression":
+    { "type": "map_union"
+    , "$1":
+      { "type": "foreach"
+      , "var": "x"
+      , "range": {"type": "FIELD", "name": "patch-defaults"}
+      , "body":
+        { "type": "DEP_PROVIDES"
+        , "dep": {"type": "var", "name": "x"}
+        , "provider": "NON_SYSTEM_TOOLS"
+        , "transition":
+          { "type": "var"
+          , "name": "defaults-transition"
+          , "default": {"type": "empty_map"}
+          }
+        , "default": {"type": "empty_map"}
+        }
+      }
+    }
+  }
+}
-- 
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