imgui: add statically linked GLFW 3.4 build (#53)

imgui/build.sh

@@ -5,6 +5,7 @@ DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null && pwd)"
 cd "$DIR"
 
 INSTALL_DIR="$DIR/imgui/install"
+NJOBS="$(nproc 2>/dev/null || sysctl -n hw.ncpu 2>/dev/null || echo 2)"
 
 # Dear ImGui (docking branch, version 1.92.7)
 IMGUI_COMMIT="934c6a5f5ef2355d6df25395d555cb71f790c4e9"
@@ -12,6 +13,8 @@ IMGUI_COMMIT="934c6a5f5ef2355d6df25395d555cb71f790c4e9"
 IMPLOT_COMMIT="93c801b4bb801c5c11031d880b6af1d1f70bd79d"
 # rlImGui
 RLIMGUI_COMMIT="286e11acd6c785004c9550c7ed3762add2ae3d47"
+# GLFW 3.4
+GLFW_COMMIT="7b6aead9fb88b3623e3b3725ebb42670cbe4c579"
 
 # Clone/update imgui
 if [ ! -d "imgui-src/.git" ]; then
@@ -37,9 +40,40 @@ fi
 git -C rlimgui-src fetch --depth 1 origin "$RLIMGUI_COMMIT"
 git -C rlimgui-src checkout --force "$RLIMGUI_COMMIT"
 
+# Clone/update GLFW
+if [ ! -d "glfw-src/.git" ]; then
+  rm -rf glfw-src
+  git clone --depth 1 https://github.com/glfw/glfw.git glfw-src
+fi
+git -C glfw-src fetch --depth 1 origin "$GLFW_COMMIT"
+git -C glfw-src checkout --force "$GLFW_COMMIT"
+
+# Install GLFW build dependencies
+if [[ "$(uname)" == "Linux" ]]; then
+  if command -v dnf &>/dev/null; then
+    dnf install -y libX11-devel libXcursor-devel libXrandr-devel libXinerama-devel libXi-devel mesa-libGL-devel
+  elif command -v apt-get &>/dev/null; then
+    if [ "$(id -u)" -eq 0 ]; then
+      apt-get update && apt-get install -y libxcursor-dev libxi-dev libxinerama-dev libxrandr-dev libgl-dev
+    else
+      sudo apt-get update && sudo apt-get install -y libxcursor-dev libxi-dev libxinerama-dev libxrandr-dev libgl-dev
+    fi
+  fi
+fi
+
+# Build GLFW static library
+cmake -B glfw-src/build -S glfw-src \
+  -DCMAKE_BUILD_TYPE=Release \
+  -DBUILD_SHARED_LIBS=OFF \
+  -DGLFW_BUILD_EXAMPLES=OFF \
+  -DGLFW_BUILD_TESTS=OFF \
+  -DGLFW_BUILD_DOCS=OFF \
+  -DGLFW_BUILD_WAYLAND=OFF
+cmake --build glfw-src/build --parallel "$NJOBS"
+
 # Install
 rm -rf "$INSTALL_DIR"
-mkdir -p "$INSTALL_DIR/include/extras" "$INSTALL_DIR/src"
+mkdir -p "$INSTALL_DIR/include/extras" "$INSTALL_DIR/src" "$INSTALL_DIR/lib"
 
 # imgui
 cp imgui-src/imgui.h imgui-src/imgui_internal.h imgui-src/imconfig.h \
@@ -65,5 +99,9 @@ cp rlimgui-src/extras/FA6FreeSolidFontData.h rlimgui-src/extras/IconsFontAwesome
    "$INSTALL_DIR/include/extras/"
 cp rlimgui-src/rlImGui.cpp "$INSTALL_DIR/src/"
 
+# glfw
+cp glfw-src/build/src/libglfw3.a "$INSTALL_DIR/lib/"
+cp -r glfw-src/include/GLFW "$INSTALL_DIR/include/"
+
 echo "Installed imgui to $INSTALL_DIR"
 du -sh "$INSTALL_DIR"