Refactor: Update cross-compilation script and related configurations

Author: md7u

.github/workflows/rust.yml

@@ -28,7 +28,7 @@ jobs:
         sudo apt-get update
         sudo apt-get install -y meson ninja-build
     - name: Generate cross file for ${{ matrix.arch }}
-      run: ./gen-cross.sh
+      run: ./scripts/crossgen.sh
     - name: configure
       run: meson setup builddir --cross-file cross.txt
     - name: Build

README.md

@@ -2659,7 +2659,7 @@ target/release/csr     -> ~2MB (release, stripped)
 
 ## Installation
 
-All build systems auto-detect `x86_64`/`aarch64` and select the correct musl target. Cross-compilation files are in `env.mk`, `toolchain.cmake`, and `cross.txt` (generated via `gen-cross.sh`).
+All build systems auto-detect `x86_64`/`aarch64` and select the correct musl target. Cross-compilation files are in `env.mk`, `toolchain.cmake`, and `cross.txt` (generated via `scripts/crossgen.sh`).
 
 ### Cargo (direct)
 
@@ -2682,7 +2682,7 @@ make install DESTDIR=/mnt     # staged install
 ### Meson
 
 ```shell
-./gen-cross.sh                              # generate cross file for host arch
+./scripts/crossgen.sh                              # generate cross file for host arch
 meson setup builddir --cross-file cross.txt --prefix=/system
 meson compile -C builddir
 meson install -C builddir

cross.txt

@@ -7,7 +7,7 @@ project('cesar', 'rust',
   ],
 )
 
-gen_cross = find_program('gen-cross.sh')
+gen_cross = find_program('scripts/crossgen.sh')
 run_command(gen_cross, check : true)
 
 cpu = host_machine.cpu_family()

meson.build

@@ -1,6 +1,6 @@
 #!/bin/sh
-# gen-cross.sh — Generate Meson cross-file for MCX with auto-detection
-# Usage: ./gen-cross.sh [output_path]
+# scripts/crossgen.sh — Generate Meson cross-file for MCX with auto-detection
+# Usage: ./scripts/crossgen.sh [output_path]
 set -e
 
 SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
@@ -31,7 +31,7 @@ cpp = 'clang++'
 ar = 'llvm-ar'
 strip = 'llvm-strip'
 rust = 'rustc'
-pkg-config = '${SCRIPT_DIR}/pkgconfig.sh'
+pkg-config = '${SCRIPT_DIR}/scripts/pkgconfig.sh'
 
 [properties]
 sys_root = '${SYSROOT}'