From e2e354a9ff3c4489c7095dc7cf4f821a975165df Mon Sep 17 00:00:00 2001
From: Matthias Wittgen <Matthias.Michael.Wittgen@CERN.CH>
Date: Wed, 28 Oct 2026 07:12:50 -0700
Subject: [PATCH] Configure through a pkg-config template

---
 .gitignore                 |  3 +++
 SConstruct                 |  2 +-
 lsst_meas_algorithms.pc.in | 12 ++++++++++++
 ups/meas_algorithms.cfg    | 15 ---------------
 4 files changed, 16 insertions(+), 16 deletions(-)
 create mode 100644 lsst_meas_algorithms.pc.in
 delete mode 100644 ups/meas_algorithms.cfg

diff --git a/.gitignore b/.gitignore
index 4c2e83954..6de4e9bf0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -35,3 +35,6 @@ python/lsst/meas/algorithms/version.py
 pytest_session.txt
 .coverage*
 python/*.dist-info/
+
+# Generated by sconsUtils from lsst_meas_algorithms.pc.in
+lib/pkgconfig/
diff --git a/SConstruct b/SConstruct
index 8a5fa2679..73b309cd8 100644
--- a/SConstruct
+++ b/SConstruct
@@ -1,3 +1,3 @@
 # -*- python -*-
 from lsst.sconsUtils import scripts
-scripts.BasicSConstruct("meas_algorithms")
+scripts.BasicSConstruct("meas_algorithms", noCfgFile=True)
diff --git a/lsst_meas_algorithms.pc.in b/lsst_meas_algorithms.pc.in
new file mode 100644
index 000000000..f6fc0fd8a
--- /dev/null
+++ b/lsst_meas_algorithms.pc.in
@@ -0,0 +1,12 @@
+prefix=${pcfiledir}/../..
+includedir=${prefix}/include
+libdir=${prefix}/lib
+doxygen_tag=${prefix}/doc/meas_algorithms.tag
+lsst_build_requires=boost_test pybind11 python3
+
+Name: lsst_meas_algorithms
+Description: LSST Science Pipelines measurement algorithms
+Version: @VERSION@
+Requires: lsst_astshim lsst_cpputils lsst_geom lsst_afw boost_math lsst_pex_config lsst_meas_base minuit2 lsst_shapelet
+Cflags: -I${includedir}
+Libs: -L${libdir} -lmeas_algorithms
diff --git a/ups/meas_algorithms.cfg b/ups/meas_algorithms.cfg
deleted file mode 100644
index ebc9fc583..000000000
--- a/ups/meas_algorithms.cfg
+++ /dev/null
@@ -1,15 +0,0 @@
-# -*- python -*-
-
-import lsst.sconsUtils
-
-dependencies = {
-    "required": ["astshim", "cpputils", "geom", "afw", "boost_math", "pex_config", "meas_base",
-                 "minuit2", "shapelet"],
-    "buildRequired": ["boost_test", "pybind11"],
-}
-
-config = lsst.sconsUtils.Configuration(
-    __file__,
-    headers=["lsst/meas/algorithms.h"],
-    hasDoxygenInclude=False,
-)