fix: add bash-native VS dev environment setup for Windows (#12094) d302b78b45

Co-authored-by: Luigi Rosso <luigi-rosso@users.noreply.github.com>

Author: luigi-rosso

.rive_head

@@ -1 +1 @@
-cb54233310847138571ca99c90fcc9e528ffca05
+d302b78b457b7719ea4ff01c5d040151536694d3

build/setup_windows_dev.sh

@@ -0,0 +1,65 @@
+#!/bin/bash
+# setup_windows_dev.sh — add Visual Studio dev tools (msbuild, fxc, cl, etc.)
+# to the current bash session's PATH. Equivalent of setup_windows_dev.ps1 but
+# callable from Git Bash / MSYS2 without a PowerShell detour.
+#
+# Usage: source setup_windows_dev.sh
+
+if [[ "$(uname -s)" != MINGW* && "$(uname -s)" != MSYS* ]]; then
+    return 0 2>/dev/null || exit 0
+fi
+
+# Already set up?
+if command -v msbuild.exe &>/dev/null; then
+    return 0 2>/dev/null || exit 0
+fi
+
+# Locate Visual Studio via vswhere (works for any version/edition/location).
+VSWHERE="/c/Program Files (x86)/Microsoft Visual Studio/Installer/vswhere.exe"
+if [ ! -f "$VSWHERE" ]; then
+    echo "setup_windows_dev.sh: vswhere.exe not found — is Visual Studio installed?" >&2
+    return 1 2>/dev/null || exit 1
+fi
+
+VS_INSTALL_PATH=$("$VSWHERE" -latest -property installationPath 2>/dev/null | tr -d '\r')
+if [ -z "$VS_INSTALL_PATH" ]; then
+    echo "setup_windows_dev.sh: no Visual Studio installation found" >&2
+    return 1 2>/dev/null || exit 1
+fi
+
+VS_DEVSHELL="${VS_INSTALL_PATH}\\Common7\\Tools\\Launch-VsDevShell.ps1"
+VS_DEVSHELL_UNIX=$(cygpath -u "$VS_DEVSHELL" 2>/dev/null)
+if [ ! -f "$VS_DEVSHELL_UNIX" ]; then
+    echo "setup_windows_dev.sh: Launch-VsDevShell.ps1 not found at $VS_DEVSHELL" >&2
+    return 1 2>/dev/null || exit 1
+fi
+
+# Run Launch-VsDevShell in PowerShell and capture the resulting PATH.
+NEW_PATH=$(powershell -NoProfile -ExecutionPolicy Bypass -Command "
+    & '${VS_DEVSHELL}' -SkipAutomaticLocation *>\$null
+    \$env:Path
+" 2>/dev/null | tr -d '\r')
+
+if [ -z "$NEW_PATH" ]; then
+    echo "setup_windows_dev.sh: failed to extract VS dev PATH" >&2
+    return 1 2>/dev/null || exit 1
+fi
+
+# Convert Windows PATH (;-separated) to bash PATH (:-separated, unix paths).
+UNIX_PATH=""
+IFS=';' read -ra ENTRIES <<< "$NEW_PATH"
+for entry in "${ENTRIES[@]}"; do
+    unix_entry=$(cygpath -u "$entry" 2>/dev/null || echo "$entry")
+    if [ -n "$UNIX_PATH" ]; then
+        UNIX_PATH="$UNIX_PATH:$unix_entry"
+    else
+        UNIX_PATH="$unix_entry"
+    fi
+done
+
+export PATH="$UNIX_PATH"
+
+# Also set RIVE_ROOT if not already set.
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]:-$0}")" && pwd)"
+export RIVE_ROOT="${RIVE_ROOT:-$(cd "$SCRIPT_DIR/../../.." && pwd)}"
+export PATH="$SCRIPT_DIR:$PATH"