From cde681e2d40a71cc06a294d347a32cf35785143d Mon Sep 17 00:00:00 2001
From: Reiko Asakura
Date: Sun, 14 Feb 2021 10:51:17 -0500
Subject: Add lint workflow

---
 .github/workflows/lint.yml | 64 ++++++++++++++++++++++++++++++++++++++++++++++
 iwyu.imp                   |  8 ++++++
 scripts/nids-check-sort.py | 61 +++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 133 insertions(+)
 create mode 100644 .github/workflows/lint.yml
 create mode 100644 iwyu.imp
 create mode 100644 scripts/nids-check-sort.py

diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
new file mode 100644
index 0000000..4dc2171
--- /dev/null
+++ b/.github/workflows/lint.yml
@@ -0,0 +1,64 @@
+#
+#   Copyright (C) 2021 Reiko Asakura. All Rights Reserved.
+#
+#   Vita Development Suite Libraries
+#
+
+name: Lint
+
+on:
+  push:
+  schedule:
+    - cron:  '0 10 * * *'
+
+env:
+  SCE_ROOT_DIR: ${{ github.workspace }}/ci-base/SCE
+  SCE_PSP2_SDK_DIR: ${{ github.workspace }}/ci-base/sdk
+
+jobs:
+
+  lint:
+    name: Lint
+    runs-on: ubuntu-latest
+    steps:
+
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Checkout CI base
+        uses: actions/checkout@v2
+        with:
+          repository: Vita-Development-Suite/ci-base
+          path: ci-base
+          token: ${{ secrets.PRIVATE_REPO_TOKEN }}
+
+      - name: Check NIDs sort
+        run: |
+          python3 scripts/nids-check-sort.py
+
+      - name: Check IWYU
+        run: |
+          sudo apt-get -qy install iwyu
+          python3 scripts/gen-test-compile.py
+          IWYU_COMMON_OPTS=" \
+            -Xiwyu --mapping_file=iwyu.imp \
+            -Xiwyu --no_comment \
+            -Xiwyu --verbose=1 \
+            -isystem ${{ env.SCE_PSP2_SDK_DIR }}/target/include \
+            -isystem ${{ env.SCE_PSP2_SDK_DIR }}/target/include_common \
+            -isystem ${{ env.SCE_PSP2_SDK_DIR }}/host_tools/build/include \
+            --target=armv7a-none-eabi \
+            -D __builtin_scei_arm_mrc(...)=0 \
+            -D __builtin_scei_arm_mcr(...)=0 \
+            -D __builtin_scei_arm_mcrr(...)=0 \
+            -D __builtin_scei_arm_dsb_sy(...)=0 \
+            -D __builtin_scei_arm_dmb_sy(...)=0"
+          find include/common -type f -exec \
+            iwyu -Xiwyu --check_also='{}' all-common.cpp \
+            -isystem include/common $IWYU_COMMON_OPTS ';'
+          find include/user -type f -exec \
+            iwyu -Xiwyu --check_also='{}' all-user.cpp \
+            -isystem include/user -isystem include/common $IWYU_COMMON_OPTS ';'
+          find include/kernel -type f -exec \
+            iwyu -Xiwyu --check_also='{}' all-kernel.cpp \
+            -isystem include/kernel -isystem include/common $IWYU_COMMON_OPTS ';'
diff --git a/iwyu.imp b/iwyu.imp
new file mode 100644
index 0000000..d45f709
--- /dev/null
+++ b/iwyu.imp
@@ -0,0 +1,8 @@
+[
+  { include: ["@<gxm/.*>", "private", "<gxm.h>", "public"] },
+  { include: ["@<kernel/iofilemgr_.*>", "private", "<kernel/iofilemgr.h>", "public"] },
+  { include: ["@<net/.*>", "private", "<net.h>", "public"] },
+  { include: ["@<scebase_common/.*>", "private", "<scebase_common.h>", "public"] },
+  { include: ["@<shacccg/.*>", "private", "<shacccg.h>", "public"] },
+  { symbol: ["SceSize", "private", "<scetypes.h>", "public"]},
+]
diff --git a/scripts/nids-check-sort.py b/scripts/nids-check-sort.py
new file mode 100644
index 0000000..e125d6b
--- /dev/null
+++ b/scripts/nids-check-sort.py
@@ -0,0 +1,61 @@
+#!/usr/bin/env python3
+
+#
+#   Copyright (C) 2021 Reiko Asakura. All Rights Reserved.
+#
+#   Vita Development Suite Libraries
+#
+
+import sys
+from pathlib import Path
+
+from yaml import load
+try:
+    from yaml import CLoader as Loader
+except ImportError:
+    from yaml import SafeLoader as Loader
+
+def write_export_syms(syms):
+	out = ''
+	for name, nid in sorted(syms.items()):
+		out += f'          {name}: 0x{nid:08X}\n'
+	return out
+
+def write_export_libs(exports):
+	out = ''
+	for libname, library in sorted(exports.items()):
+		out += f'      {libname}:\n'
+		out += f'        nid: 0x{library["nid"]:08X}\n'
+		if 'functions' in library and library['functions']:
+			out += '        functions:\n'
+			out += write_export_syms(library['functions'])
+		if 'variables' in library and library['variables']:
+			out += '        variables:\n'
+			out += write_export_syms(library['variables'])
+	return out
+
+def write_nids(nids):
+	out = 'modules:\n'
+	for modname, module in sorted(nids['modules'].items()):
+		out += f'  {modname}:\n'
+		out += f'    nid: 0x{module["nid"]:08X}\n'
+		if 'libraries' in module and module['libraries']:
+			out += '    libraries:\n'
+			out += write_export_libs(module['libraries'])
+	return out
+
+def check_sort(d):
+	for c in d.iterdir():
+		if c.is_file():
+			c_text = c.read_text()
+			c_sorted = write_nids(load(c_text, Loader=Loader))
+			if c_text != c_sorted:
+				print(f'{c} is not sorted')
+				print(c_sorted)
+				sys.exit(1)
+		elif c.is_dir():
+			check_sort(c)
+		else:
+			sys.exit("Unexpected file type")
+
+check_sort(Path('nids'))
-- 
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