Set DPI awareness for Windows

Add a windows manifest to set the DPI awareness by default:
<https://docs.microsoft.com/en-us/windows/win32/hidpi/setting-the-default-dpi-awareness-for-a-process>

Refs #2865 <https://github.com/Genymobile/scrcpy/issues/2865>

app/meson.build

@@ -82,7 +82,9 @@ endif
 
 cc = meson.get_compiler('c')
 
-if not get_option('crossbuild_windows')
+crossbuild_windows = meson.is_cross_build() and host_machine.system() == 'windows'
+
+if not crossbuild_windows
 
     # native build
     dependencies = [

app/scrcpy-windows.manifest

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0" xmlns:asmv3="urn:schemas-microsoft-com:asm.v3">
+  <asmv3:application>
+    <asmv3:windowsSettings>
+      <dpiAware xmlns="http://schemas.microsoft.com/SMI/2005/WindowsSettings">true</dpiAware>
+      <dpiAwareness xmlns="http://schemas.microsoft.com/SMI/2016/WindowsSettings">PerMonitorV2</dpiAwareness>
+    </asmv3:windowsSettings>
+  </asmv3:application>
+</assembly>

app/scrcpy-windows.rc

@@ -1,5 +1,8 @@
+#include <winuser.h>
+
 0 ICON "../data/icon.ico"
-1 VERSIONINFO
+1 RT_MANIFEST "scrcpy-windows.manifest"
+2 VERSIONINFO
 BEGIN
   BLOCK "StringFileInfo"
   BEGIN

app/scrcpy.1

@@ -446,7 +446,7 @@ Copyright \(co 2018 Genymobile
 Genymobile
 .UE
 
-Copyright \(co 2018\-2020
+Copyright \(co 2018\-2021
 .MT rom@rom1v.com
 Romain Vimont
 .ME

app/src/server.c

@@ -232,7 +232,7 @@ execute_server(struct sc_server *server,
         ADD_PARAM("power_off_on_close=%s", STRBOOL(params->power_off_on_close));
     }
     if (!params->clipboard_autosync) {
-        // By defaut, clipboard_autosync is true
+        // By default, clipboard_autosync is true
         ADD_PARAM("clipboard_autosync=%s", STRBOOL(params->clipboard_autosync));
     }
 

app/src/sys/unix/process.c

@@ -119,6 +119,13 @@ sc_process_execute_p(const char *const argv[], sc_pid *pid, unsigned flags,
 
         close(internal[0]);
         enum sc_process_result err;
+
+        // Somehow SDL masks many signals - undo them for other processes
+        // https://github.com/libsdl-org/SDL/blob/release-2.0.18/src/thread/pthread/SDL_systhread.c#L167
+        sigset_t mask;
+        sigemptyset(&mask);
+        sigprocmask(SIG_SETMASK, &mask, NULL);
+
         if (fcntl(internal[1], F_SETFD, FD_CLOEXEC) == 0) {
             execvp(argv[0], (char *const *) argv);
             perror("exec");

app/src/util/str.c

@@ -240,7 +240,7 @@ sc_str_wrap_lines(const char *input, unsigned columns, unsigned indent) {
 
     APPEND_INDENT();
 
-    // The last separator encountered, it must be inserted only conditionnaly,
+    // The last separator encountered, it must be inserted only conditionally,
     // depending on the next token
     char pending = 0;
 

bump_version

@@ -0,0 +1,34 @@
+#!/usr/bin/env bash
+#
+# This script bump scrcpy version by editing all the necessary files.
+#
+# Usage:
+#
+#     ./bump_version 1.23.4
+#
+# Then check the diff manually to confirm that everything is ok.
+
+set -e
+
+if [[ $# != 1 ]]
+then
+    echo "Syntax: $0 <version>" >&2
+    exit 1
+fi
+
+VERSION="$1"
+
+a=( ${VERSION//./ } )
+MAJOR="${a[0]:-0}"
+MINOR="${a[1]:-0}"
+PATCH="${a[2]:-0}"
+
+# If VERSION is 1.23.4, then VERSION_CODE is 12304
+VERSION_CODE="$(( $MAJOR * 10000 + $MINOR * 100 + "$PATCH" ))"
+
+echo "$VERSION: major=$MAJOR minor=$MINOR patch=$PATCH [versionCode=$VERSION_CODE]"
+sed -i "s/^\(\s*version: \)'[^']*'/\1'$VERSION'/" meson.build
+sed -i "s/^\(\s*versionCode \).*/\1$VERSION_CODE/;s/^\(\s*versionName \).*/\1\"$VERSION\"/" server/build.gradle
+sed -i "s/^\(SCRCPY_VERSION_NAME=\).*/\1$VERSION/" server/build_without_gradle.sh
+sed -i "s/^\(\s*VALUE \"ProductVersion\", \)\"[^\"]*\"/\1\"$VERSION\"/" app/scrcpy-windows.rc
+echo done

meson_options.txt

@@ -1,6 +1,5 @@
 option('compile_app', type: 'boolean', value: true, description: 'Build the client')
 option('compile_server', type: 'boolean', value: true, description: 'Build the server')
-option('crossbuild_windows', type: 'boolean', value: false, description: 'Build for Windows from Linux')
 option('prebuilt_server', type: 'string', description: 'Path of the prebuilt server')
 option('portable', type: 'boolean', value: false, description: 'Use scrcpy-server from the same directory as the scrcpy executable')
 option('server_debugger', type: 'boolean', value: false, description: 'Run a server debugger and wait for a client to be attached')

release.mk

@@ -70,7 +70,6 @@ build-win32: prepare-deps-win32
 		meson "$(WIN32_BUILD_DIR)" \
 			--cross-file cross_win32.txt \
 			--buildtype release --strip -Db_lto=true \
-			-Dcrossbuild_windows=true \
 			-Dcompile_server=false \
 			-Dportable=true )
 	ninja -C "$(WIN32_BUILD_DIR)"
@@ -83,7 +82,6 @@ build-win64: prepare-deps-win64
 		meson "$(WIN64_BUILD_DIR)" \
 			--cross-file cross_win64.txt \
 			--buildtype release --strip -Db_lto=true \
-			-Dcrossbuild_windows=true \
 			-Dcompile_server=false \
 			-Dportable=true )
 	ninja -C "$(WIN64_BUILD_DIR)"