spport/check-bin-arch: accept arbitrary per-package ignore paths

[coffee/buildroot.git] / support / scripts / check-bin-arch

diff --git a/support/scripts/check-bin-arch b/support/scripts/check-bin-arch
index f6a4569c6299973bb1495dbd6a4200bd40d20888..d8385b4fcf2161e37b18fd3ea0d5b9cc4ed127f6 100755 (executable)
--- a/support/scripts/check-bin-arch
+++ b/support/scripts/check-bin-arch
@@ -1,18 +1,45 @@
 #!/usr/bin/env bash
 
-while getopts p:l:r:a: OPT ; do
+# List of hardcoded paths that should be ignored, as they may
+# contain binaries for an architecture different from the
+# architecture of the target.
+declare -a IGNORES=(
+       # Skip firmware files, they could be ELF files for other
+       # architectures
+       "/lib/firmware"
+       "/usr/lib/firmware"
+
+       # Skip kernel modules
+       # When building a 32-bit userland on 64-bit architectures, the kernel
+       # and its modules may still be 64-bit. To keep the basic
+       # check-bin-arch logic simple, just skip this directory.
+       "/lib/modules"
+
+       # Skip files in /usr/share, several packages (qemu,
+       # pru-software-support) legitimately install ELF binaries that
+       # are not for the target architecture
+       "/usr/share"
+)
+
+while getopts p:l:r:a:i: OPT ; do
        case "${OPT}" in
        p) package="${OPTARG}";;
        l) pkg_list="${OPTARG}";;
        r) readelf="${OPTARG}";;
        a) arch_name="${OPTARG}";;
+       i)
+               # Ensure we do have single '/' as separators,
+               # and that we have a leading and a trailing one.
+               pattern="$(sed -r -e 's:/+:/:g; s:^/*:/:; s:/*$:/:;' <<<"${OPTARG}")"
+               IGNORES+=("${pattern}")
+               ;;
        :) error "option '%s' expects a mandatory argument\n" "${OPTARG}";;
        \?) error "unknown option '%s'\n" "${OPTARG}";;
        esac
 done
 
 if test -z "${package}" -o -z "${pkg_list}" -o -z "${readelf}" -o -z "${arch_name}" ; then
-       echo "Usage: $0 -p <pkg> -l <pkg-file-list> -r <readelf> -a <arch name>"
+       echo "Usage: $0 -p <pkg> -l <pkg-file-list> -r <readelf> -a <arch name> [-i PATH ...]"
        exit 1
 fi
 
@@ -23,26 +50,11 @@ IFS="
 "
 
 while read f; do
-       # Skip firmware files, they could be ELF files for other
-       # architectures
-       if [[ "${f}" =~ ^/(usr/)?lib/firmware/.* ]]; then
-               continue
-       fi
-
-       # Skip kernel modules
-       # When building a 32-bit userland on 64-bit architectures, the kernel
-       # and its modules may still be 64-bit. To keep the basic
-       # check-bin-arch logic simple, just skip this directory.
-       if [[ "${f}" =~ ^/lib/modules/.* ]]; then
-               continue
-       fi
-
-       # Skip files in /usr/share, several packages (qemu,
-       # pru-software-support) legitimately install ELF binaries that
-       # are not for the target architecture
-       if [[ "${f}" =~ ^/usr/share/.* ]]; then
-               continue
-       fi
+       for ignore in "${IGNORES[@]}"; do
+               if [[ "${f}" =~ ^"${ignore}" ]]; then
+                       continue 2
+               fi
+       done
 
        # Skip symlinks. Some symlinks may have absolute paths as
        # target, pointing to host binaries while we're building.