packages and image: wrap more upfront on missing binaries

image.py

@@ -18,7 +18,7 @@ from exec.file import root_write_file, root_makedir, makedir
 from packages import build_enable_qemu_binfmt, build_packages_by_paths
 from packages.device import get_profile_device
 from ssh import copy_ssh_keys
-from wrapper import wrap_if_foreign_arch
+from wrapper import check_programs_wrap, wrap_if_foreign_arch
 
 # image files need to be slightly smaller than partitions to fit
 IMG_FILE_ROOT_DEFAULT_SIZE = "1800M"
@@ -389,7 +389,7 @@ def cmd_build(profile_name: str = None,
     Unless overriden, required packages will be built or preferably downloaded from HTTPS repos.
     """
     arch = get_profile_device(profile_name).arch
-    wrap_if_foreign_arch(arch)
+    check_programs_wrap(['makepkg', 'pacman', 'pacstrap'])
     profile: Profile = config.get_profile(profile_name)
     device, flavour = get_device_and_flavour(profile_name)
     size_extra_mb: int = int(profile["size_extra_mb"])

packages/__init__.py

@@ -11,7 +11,7 @@ from urllib.request import urlopen
 from shutil import copyfileobj
 from typing import Iterable, Iterator, Optional
 
-from binfmt import register as binfmt_register
+from binfmt import register as binfmt_register, QEMU_ARCHES
 from constants import REPOSITORIES, CROSSDIRECT_PKGS, QEMU_BINFMT_PKGS, GCC_HOSTSPECS, ARCHES, Arch, CHROOT_PATHS, MAKEPKG_CMD
 from config import config
 from exec.cmd import run_cmd, run_root_cmd
@@ -591,6 +591,7 @@ def build_packages(
     enable_ccache: bool = True,
     clean_chroot: bool = False,
 ):
+    check_programs_wrap(['makepkg', 'pacman', 'pacstrap'])
     init_prebuilts(arch)
     build_levels = get_unbuilt_package_levels(
         packages,
@@ -636,6 +637,7 @@ def build_packages_by_paths(
     if isinstance(paths, str):
         paths = [paths]
 
+    check_programs_wrap(['makepkg', 'pacman', 'pacstrap'])
     assert config.runtime.arch
     for _arch in set([arch, config.runtime.arch]):
         init_prebuilts(_arch)
@@ -667,7 +669,7 @@ def build_enable_qemu_binfmt(arch: Arch, repo: Optional[dict[str, Pkgbuild]] = N
     assert native
     if arch == native:
         return
-    wrap_if_foreign_arch(arch)
+    check_programs_wrap([f'qemu-{QEMU_ARCHES[arch]}-static', 'pacman', 'makepkg'])
     # build qemu-user, binfmt, crossdirect
     build_packages_by_paths(
         CROSSDIRECT_PKGS,
@@ -725,7 +727,6 @@ def build(
     rebuild_dependants: bool = False,
     try_download: bool = False,
 ):
-    # TODO: arch = config.get_profile()...
     arch = arch or get_profile_device(hint_or_set_arch=True).arch
 
     if arch not in ARCHES: