Add files / update README.md

.github/workflows/build.yml

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+name: Build
+
+on:
+  push:
+    branches: 'ci*'
+    tags: '*'
+
+jobs:
+  create_release:
+    name: Create release
+    runs-on: ubuntu-latest
+    outputs:
+      upload_url: ${{ steps.create_release.outputs.upload_url }}
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+          submodules: false
+      - name: Generate release name
+        id: release_name
+        # https://github.community/t/how-to-get-just-the-tag-name/16241/4
+        run: echo ::set-output name=name::${GITHUB_REF/refs\/*s\//}
+      - name: Create release
+        id: create_release
+        uses: actions/create-release@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          tag_name: ${{ steps.release_name.outputs.name }}
+          release_name: ${{ steps.release_name.outputs.name }}
+          body: ''
+          draft: false
+          prerelease: true
+
+  build:
+    name: Build
+    runs-on: ubuntu-20.04
+    needs: [create_release]
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: true
+      - name: Make /opt writable
+        run: sudo chown "$(whoami):$(whoami)" /opt
+      - name: Install cegcc
+        run: |
+          wget -O cegcc.zip https://github.com/brain-hackers/cegcc-build/releases/download/2022-04-11-133546/cegcc-2022-04-11-133546.zip
+          unzip -q cegcc.zip
+          cp -r cegcc /opt/
+      - name: Build dumper
+        run: make
+      - name: Setup releases
+        id: release_name
+        run: |
+          mkdir 'Version.txt Dumper'
+          touch 'Version.txt Dumper/index.din'
+          cp AppMain.exe 'Version.txt Dumper/AppMain.exe'
+          zip -r version-txt-dumper.zip 'Version.txt Dumper'
+      - name: Generate archive name
+        id: archive_name
+        run: echo ::set-output name=name::version-txt-dumper-${GITHUB_REF/refs\/*s\//}
+      - name: Upload version-txt-dumper.zip
+        uses: actions/upload-release-asset@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          upload_url: ${{ needs.create_release.outputs.upload_url }}
+          asset_path: version-txt-dumper.zip
+          asset_name: ${{ steps.archive_name.outputs.name }}.zip
+          asset_content_type: application/zip

.gitignore

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+*.exe

Makefile

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+VERSION_MAJOR=1
+VERSION_MINOR=0
+VERSION_PATCH=0
+
+PREFIX?=/opt/cegcc
+
+CC=$(PREFIX)/bin/arm-mingw32ce-gcc
+CXX=$(PREFIX)/bin/arm-mingw32ce-g++
+LD=$(PREFIX)/bin/arm-mingw32ce-g++
+STRIP=$(PREFIX)/bin/arm-mingw32ce-strip
+DLLTOOL=$(PREFIX)/bin/arm-mingw32ce-dlltool
+AS=$(PREFIX)/bin/arm-mingw32ce-as
+NM=$(PREFIX)/bin/arm-mingw32ce-nm
+WINDRES=$(PREFIX)/bin/arm-mingw32ce-windres
+
+OUTPUT=AppMain.exe
+
+CXXFLAGS= -DEV_PLATFORM_WIN32 -DUNICODE -D_UNICODE -DEV_UNSAFE_SWPRINTF -mwin32 \
+-O0 -mcpu=arm926ej-s -D_WIN32_WCE=0x600 -D_LARGEFILE_SOURCE=1 -D_LARGEFILE64_SOURCE=1 \
+-D_FILE_OFFSET_BITS=64 -static
+
+.PHONY:		all clean
+
+all:				$(OUTPUT)
+
+clean:			
+				rm -f $(OUTPUT)
+
+AppMain.exe:	main.cpp
+				$(CXX) main.cpp -o AppMain.exe $(CXXFLAGS)
+				$(STRIP) AppMain.exe

README.md

@@ -1,2 +1,12 @@
-# version-txt-dumper
-Shows the body of version.txt in SHARP Brain and copies it to the external SD card
+Version.txt Dumper
+==================
+
+*Shows the body of version.txt in SHARP Brain and copies it to the external SD card*
+
+
+Install (using the pre-built binary)
+------------------------------------
+
+1. Download the ZIP in [the latest release](https://github.com/brain-hackers/version-txt-dumper/releases) and unzip it
+2. Create `アプリ` directory in the SD card's root directory and copy `Version.txt Dumper` into it
+

main.cpp

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+#include <windows.h>
+
+int APIENTRY WinMain(HINSTANCE hInst, HINSTANCE hPrev, LPTSTR lpCmd, int nShow)
+{
+    wchar_t msg[1024];
+    HANDLE file;
+    DWORD fileSize;
+    DWORD readSize;
+    DWORD err;
+    TCHAR errStr[32];
+    void* buf;
+
+    file = CreateFile(L"\\NAND\\version.txt", GENERIC_READ, 0, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
+    if (file == INVALID_HANDLE_VALUE)
+    {
+        err = GetLastError();
+        switch (err)
+        {
+            case 2:
+            case 3:
+                swprintf(errStr, L"File not found");
+                break;
+            default:
+                swprintf(errStr, L"Yabai error sorry");
+                break;
+        }
+
+        swprintf(msg, L"Failed to open version.txt\n%#010x: %s", err, errStr);
+        MessageBox(NULL, msg, L"(X_X) < OMG", MB_ICONWARNING);
+        return 1;
+    }
+
+    fileSize = GetFileSize(file, NULL);
+    buf = LocalAlloc(LPTR, fileSize+1);
+    if (buf == NULL)
+    {
+        MessageBox(NULL, L"Failed to allocate memory", L"(X_X) < OMG", MB_ICONWARNING);
+        goto disaster;
+    }
+
+    if (!ReadFile(file, buf, fileSize, &readSize, NULL))
+    {
+        MessageBox(NULL, L"Failed to read version.txt", L"(X_X) < OMG", MB_ICONWARNING);
+        goto disaster;
+    }
+
+    CloseHandle(file);
+
+    ((char *)buf)[fileSize] = '\0';
+    mbstowcs(msg, (char *)buf, fileSize);
+    MessageBox(NULL, msg, L"(>_O)b < My version.txt is...", MB_ICONINFORMATION);
+
+    file = CreateFile(L"\\Storage Card\\version.txt", GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
+    if (file == INVALID_HANDLE_VALUE)
+    {
+        MessageBox(NULL, L"Failed to create \\Storage Card\\version.txt", L"(X_X) < OMG", MB_ICONWARNING);
+        return 1;
+    }
+
+    if (!WriteFile(file, buf, fileSize, NULL, NULL))
+    {
+        MessageBox(NULL, L"Failed to write \\Storage Card\\version.txt", L"(X_X) < OMG", MB_ICONWARNING);
+        goto disaster;
+    }
+
+    CloseHandle(file);
+    return 0;
+
+disaster:
+    CloseHandle(file);
+    return 1;
+}