[ci, meta] add missing license headers, fix grep on *BSD

Signed-off-by: lizzie <lizzie@eden-emu.dev>

.ci/license-header.sh

@@ -79,7 +79,7 @@ check_header() {
 
 	header="$(pcre_header "$begin")"
 
-	if ! echo "$content" | grep -Pzo "$header" > /dev/null; then
+	if ! echo "$content" | grep -zo "$header" > /dev/null; then
 		# SRC_FILES is Kotlin/C++
 		# OTHER_FILES is sh, CMake
 		case "$begin" in

CMakeModules/Findzstd.cmake

@@ -1,3 +1,6 @@
+# SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+# SPDX-License-Identifier: GPL-3.0-or-later
+
 # SPDX-FileCopyrightText: 2022 yuzu Emulator Project
 # SPDX-License-Identifier: GPL-2.0-or-later
 

src/common/fs/file.cpp

@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 // SPDX-FileCopyrightText: Copyright 2021 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 

tools/generate-legacy-icons.sh

@@ -1,5 +1,8 @@
 #!/bin/sh -e
 
+# SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+# SPDX-License-Identifier: GPL-3.0-or-later
+
 # Generate SDK <26 icons for android
 # requires imagemagick, inkscape
 

tools/translations/lupdate.sh

@@ -1,5 +1,8 @@
 #!/bin/sh
 
+# SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+# SPDX-License-Identifier: GPL-3.0-or-later
+
 for i in dist/languages/*.ts; do
     SRC=en_US
     TARGET=`head -n1 $i | awk -F 'language="' '{split($2, a, "\""); print a[1]}'`

tools/translations/qt-source.sh

@@ -1,5 +1,8 @@
 #!/bin/sh
 
+# SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+# SPDX-License-Identifier: GPL-3.0-or-later
+
 SRC=en_US
 TARGET=en_US
 

tools/translations/update-translations.sh

@@ -1,5 +1,8 @@
 #!/bin/sh
 
+# SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+# SPDX-License-Identifier: GPL-3.0-or-later
+
 command -v tx-cli && COMMAND=tx-cli
 command -v tx && COMMAND=tx