sqlite: add NMake build system for Windows (#41761)

var/spack/repos/builtin/packages/sqlite/package.py

@@ -10,12 +10,13 @@
 from spack.package import *
 
 
-class Sqlite(AutotoolsPackage):
+class Sqlite(AutotoolsPackage, NMakePackage):
     """SQLite is a C-language library that implements a small, fast,
     self-contained, high-reliability, full-featured, SQL database engine.
     """
 
     homepage = "https://www.sqlite.org"
+    tags = ["windows"]
 
     version("3.43.2", sha256="6d422b6f62c4de2ca80d61860e3a3fb693554d2f75bb1aaca743ccc4d6f609f0")
     version("3.42.0", sha256="7abcfd161c6e2742ca5c6c0895d1f853c940f203304a0b49da4e1eca5d088ca6")
@@ -47,20 +48,40 @@ class Sqlite(AutotoolsPackage):
     # All versions prior to 3.26.0 are vulnerable to Magellan when FTS
     # is enabled, see https://blade.tencent.com/magellan/index_en.html
 
+    # no hard readline dep on Windows + no variant support, makefile has minimal to no options
+    for plat in ["linux", "darwin", "cray", "freebsd"]:
         variant(
             "functions",
             default=False,
-        when="+dynamic_extensions",
             description="Provide mathematical and string extension functions for SQL "
             "queries using the loadable extensions mechanism",
+            when=f"+dynamic_extensions platform={plat}",
         )
-    variant("fts", default=True, description="Include fts4 and fts5 support")
-    variant("column_metadata", default=True, description="Build with COLUMN_METADATA")
-    variant("dynamic_extensions", default=True, description="Support loadable extensions")
-    variant("rtree", default=True, description="Build with Rtree module")
+        variant(
+            "fts",
+            default=True,
+            description="Include fts4 and fts5 support",
+            when=f"platform={plat}",
+        )
+        variant(
+            "column_metadata",
+            default=True,
+            description="Build with COLUMN_METADATA",
+            when=f"platform={plat}",
+        )
+        variant(
+            "dynamic_extensions",
+            default=True,
+            description="Support loadable extensions",
+            when=f"platform={plat}",
+        )
+        variant(
+            "rtree", default=True, description="Build with Rtree module", when=f"platform={plat}"
+        )
+        depends_on("readline", when=f"platform={plat}")
 
-    depends_on("readline")
     depends_on("zlib-api")
+    depends_on("tcl", when="platform=windows")
 
     # See https://blade.tencent.com/magellan/index_en.html
     conflicts("+fts", when="@:3.25")
@@ -87,6 +108,8 @@ class Sqlite(AutotoolsPackage):
     # compiler is used.
     patch("remove_overflow_builtins.patch", when="@3.17.0:3.20%intel")
 
+    build_system("autotools", "nmake")
+
     executables = ["^sqlite3$"]
 
     @classmethod
@@ -188,6 +211,34 @@ def get_arch(self):
         host_platform = spack.platforms.host()
         return str(host_platform.target("default_target"))
 
+    def test_example(self):
+        """check example table dump"""
+
+        test_data_dir = self.test_suite.current_test_data_dir
+        db_filename = test_data_dir.join("packages.db")
+
+        # Ensure the database only contains one table
+        sqlite3 = which(self.prefix.bin.sqlite3)
+        out = sqlite3(db_filename, ".tables", output=str.split, error=str.split)
+        assert "packages" in out
+
+        # Ensure the database dump matches expectations, where special
+        # characters are replaced with spaces in the expected and actual
+        # output to avoid pattern errors.
+        expected = get_escaped_text_output(test_data_dir.join("dump.out"))
+        out = sqlite3(db_filename, ".dump", output=str.split, error=str.split)
+        check_outputs(expected, out)
+
+    def test_version(self):
+        """ensure version is expected"""
+        vers_str = str(self.spec.version)
+
+        sqlite3 = which(self.prefix.bin.sqlite3)
+        out = sqlite3("-version", output=str.split, error=str.split)
+        assert vers_str in out
+
+
+class AutotoolsBuilder(spack.build_systems.autotools.AutotoolsBuilder):
     def configure_args(self):
         args = []
 
@@ -224,28 +275,12 @@ def build_libsqlitefunctions(self):
             )
             install(libraryname, self.prefix.lib)
 
-    def test_example(self):
-        """check example table dump"""
 
-        test_data_dir = self.test_suite.current_test_data_dir
-        db_filename = test_data_dir.join("packages.db")
+class NMakeBuilder(spack.build_systems.nmake.NMakeBuilder):
+    @property
+    def makefile_name(self):
+        return "Makefile.msc"
 
-        # Ensure the database only contains one table
-        sqlite3 = which(self.prefix.bin.sqlite3)
-        out = sqlite3(db_filename, ".tables", output=str.split, error=str.split)
-        assert "packages" in out
-
-        # Ensure the database dump matches expectations, where special
-        # characters are replaced with spaces in the expected and actual
-        # output to avoid pattern errors.
-        expected = get_escaped_text_output(test_data_dir.join("dump.out"))
-        out = sqlite3(db_filename, ".dump", output=str.split, error=str.split)
-        check_outputs(expected, out)
-
-    def test_version(self):
-        """ensure version is expected"""
-        vers_str = str(self.spec.version)
-
-        sqlite3 = which(self.prefix.bin.sqlite3)
-        out = sqlite3("-version", output=str.split, error=str.split)
-        assert vers_str in out
+    def nmake_args(self):
+        args = [self.define("TCLDIR", self.spec["tcl"].prefix)]
+        return args