fix: pin back lief again (#964)

* fix: pin back lief again

* fix: pin back lief here for one time to ensure build runs

* fix: try lief 0.15.x

* fix: pin stricter does not work without a0 ending

* fix: allow more syntax for tighten depends

recipe/patch_yaml/conda-build.yaml

@@ -121,3 +121,13 @@ then:
   - tighten_depends:
       name: py-lief
       upper_bound: "0.15"
+---
+# https://github.com/conda/conda-build/issues/5626
+if:
+  name: conda-build
+  version_le: 25.1.2
+  timestamp_le: 1740306410000  # 2025-02-23
+then:
+  - tighten_depends:
+      name: py-lief
+      upper_bound: "0.16"

recipe/patch_yaml_utils.py

@@ -371,6 +371,33 @@ def _pin_stricter(fn, record, fix_dep, max_pin, upper_bound=None):
 
             continue
 
+        if (
+            len(dep_parts) == 2
+            and dep_parts[1].startswith("<")
+            and upper_bound is not None
+        ):
+            upper_bound = upper_bound.split(".")
+            if str(upper_bound[-1]) != "0":
+                upper_bound += ["0"]
+            upper_bound = ".".join(upper_bound)
+
+            old_upper = dep_parts[1].split("<")[1]
+            if old_upper.startswith("="):
+                # if the old pin is <=, we need to remove the =
+                # and we allow changes of eg <=15 to <15.0a0
+                # hence the condition includes >=
+                old_upper = old_upper[1:]
+                cond = parse_version(old_upper) >= parse_version(upper_bound)
+            else:
+                cond = parse_version(old_upper) > parse_version(upper_bound)
+            if cond:
+                depends[dep_idx] = "{} <{}a0".format(
+                    dep_parts[0],
+                    upper_bound,
+                )
+                record["depends"] = depends
+            continue
+
 
 def _pin_looser(fn, record, fix_dep, max_pin=None, upper_bound=None):
     depends = record.get("depends", ())