checks/check-static-exts-cross: init, move checks to separate dir

checks/check-static-exts-cross.nix

@@ -0,0 +1,37 @@
+{ self, pkgs }:
+let
+  pkgs' = pkgs.pkgsCross.aarch64-multiplatform;
+
+  sqlite-example-exts-static = pkgs'.callPackage ./util/sqlite-example-exts-static.nix { };
+
+  sqlite-with-static-exts = self.mkSqlite {
+    pkgs = pkgs';
+
+    extensions = [
+      {
+        library = "${sqlite-example-exts-static}/lib/libaddext.a";
+        init = "sqlite3_addext_init";
+      }
+      {
+        library = "${sqlite-example-exts-static}/lib/libsubext.a";
+        init = "sqlite3_subext_init";
+      }
+      {
+        library = "${sqlite-example-exts-static}/lib/libmultext.a";
+        init = "sqlite3_multext_init";
+      }
+    ];
+  };
+in
+pkgs'.runCommand "test-sqlite-with-static-exts-aarch64" {
+  nativeBuildInputs = [ sqlite-with-static-exts.sqlite-cli ];
+
+  passthru = {
+    inherit sqlite-example-exts-static;
+    inherit sqlite-with-static-exts;
+  };
+} ''
+  mkdir -p "$out"
+  sqlite3 :memory: <<<"SELECT myadd(1, 2), mysub(5, 3), mymult(4, 6);" | tee "$out/test.log"
+  grep -q -F "3|2|24" "$out/test.log" || (echo "Unexpected output from sqlite3 with static extensions" && exit 1)
+ ''

checks/check-static-exts.nix

@@ -0,0 +1,35 @@
+{ self, pkgs }:
+let
+  sqlite-example-exts-static = pkgs.callPackage ./util/sqlite-example-exts-static.nix { };
+
+  sqlite-with-static-exts = self.mkSqlite {
+    inherit pkgs;
+
+    extensions = [
+      {
+        library = "${sqlite-example-exts-static}/lib/libaddext.a";
+        init = "sqlite3_addext_init";
+      }
+      {
+        library = "${sqlite-example-exts-static}/lib/libsubext.a";
+        init = "sqlite3_subext_init";
+      }
+      {
+        library = "${sqlite-example-exts-static}/lib/libmultext.a";
+        init = "sqlite3_multext_init";
+      }
+    ];
+  };
+in
+pkgs.runCommand "test-sqlite-with-static-exts" {
+  nativeBuildInputs = [ sqlite-with-static-exts.sqlite-cli ];
+
+  passthru = {
+    inherit sqlite-example-exts-static;
+    inherit sqlite-with-static-exts;
+  };
+} ''
+  mkdir -p "$out"
+  sqlite3 :memory: <<<"SELECT myadd(1, 2), mysub(5, 3), mymult(4, 6);" | tee "$out/test.log"
+  grep -q -F "3|2|24" "$out/test.log" || (echo "Unexpected output from sqlite3 with static extensions" && exit 1)
+ ''

checks/sqlite-example-exts/addext.c

@@ -0,0 +1,38 @@
+#include <sqlite3ext.h>
+
+SQLITE_EXTENSION_INIT1
+
+static void add_func(
+    sqlite3_context *ctx,
+    int argc,
+    sqlite3_value **argv
+) {
+    if (argc != 2) {
+        sqlite3_result_null(ctx);
+        return;
+    }
+
+    int a = sqlite3_value_int(argv[0]);
+    int b = sqlite3_value_int(argv[1]);
+
+    sqlite3_result_int(ctx, a + b);
+}
+
+int sqlite3_addext_init(
+    sqlite3 *db,
+    char **pzErrMsg,
+    const sqlite3_api_routines *pApi
+) {
+    SQLITE_EXTENSION_INIT2(pApi);
+
+    return sqlite3_create_function(
+        db,
+        "myadd",
+        2,
+        SQLITE_UTF8 | SQLITE_DETERMINISTIC,
+        0,
+        add_func,
+        0,
+        0
+    );
+}

checks/sqlite-example-exts/multext.c

@@ -0,0 +1,38 @@
+#include <sqlite3ext.h>
+
+SQLITE_EXTENSION_INIT1
+
+static void mult_func(
+    sqlite3_context *ctx,
+    int argc,
+    sqlite3_value **argv
+) {
+    if (argc != 2) {
+        sqlite3_result_null(ctx);
+        return;
+    }
+
+    int a = sqlite3_value_int(argv[0]);
+    int b = sqlite3_value_int(argv[1]);
+
+    sqlite3_result_int(ctx, a * b);
+}
+
+int sqlite3_multext_init(
+    sqlite3 *db,
+    char **pzErrMsg,
+    const sqlite3_api_routines *pApi
+) {
+    SQLITE_EXTENSION_INIT2(pApi);
+
+    return sqlite3_create_function(
+        db,
+        "mymult",
+        2,
+        SQLITE_UTF8 | SQLITE_DETERMINISTIC,
+        0,
+        mult_func,
+        0,
+        0
+    );
+}

checks/sqlite-example-exts/subext.c

@@ -0,0 +1,38 @@
+#include <sqlite3ext.h>
+
+SQLITE_EXTENSION_INIT1
+
+static void sub_func(
+    sqlite3_context *ctx,
+    int argc,
+    sqlite3_value **argv
+) {
+    if (argc != 2) {
+        sqlite3_result_null(ctx);
+        return;
+    }
+
+    int a = sqlite3_value_int(argv[0]);
+    int b = sqlite3_value_int(argv[1]);
+
+    sqlite3_result_int(ctx, a - b);
+}
+
+int sqlite3_subext_init(
+    sqlite3 *db,
+    char **pzErrMsg,
+    const sqlite3_api_routines *pApi
+) {
+    SQLITE_EXTENSION_INIT2(pApi);
+
+    return sqlite3_create_function(
+        db,
+        "mysub",
+        2,
+        SQLITE_UTF8 | SQLITE_DETERMINISTIC,
+        0,
+        sub_func,
+        0,
+        0
+    );
+}

checks/util/sqlite-example-exts-static.nix

@@ -0,0 +1,35 @@
+{
+  sqlite,
+  stdenv,
+}:
+stdenv.mkDerivation {
+  name = "sqlite-example-exts-static";
+  src = ../sqlite-example-exts;
+
+  env.NIX_CFLAGS_COMPILE = "-DSQLITE_CORE";
+
+  buildInputs = [ sqlite.dev ];
+  buildPhase = ''
+    runHook preBuild
+
+    "$CC" -c addext.c
+    "$AR" rcs libaddext.a addext.o
+
+    "$CC" -c subext.c
+    "$AR" rcs libsubext.a subext.o
+
+    "$CC" -c multext.c
+    "$AR" rcs libmultext.a multext.o
+
+    runHook postBuild
+  '';
+
+
+  installPhase = ''
+    runHook preInstall
+
+    install -Dm444 *.a -t "$out/lib"
+
+    runHook postInstall
+  '';
+}