diff options
| -rwxr-xr-x | extra/scripts/install_headers.sh | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/extra/scripts/install_headers.sh b/extra/scripts/install_headers.sh index dd6bc9aee..1b8d9c9ba 100755 --- a/extra/scripts/install_headers.sh +++ b/extra/scripts/install_headers.sh @@ -59,10 +59,11 @@ if ! test "$KERNEL_HEADERS" \ echo "Check KERNEL_HEADERS= in your .config file." exit 1 fi -# Do the copying only if src and dst dirs are not the same +# Do the copying only if src and dst dirs are not the same. # Be thorough: do not settle just for textual compare, -# and guard against "pwd" being handled as shell builtin -if test `(cd "$KERNEL_HEADERS"; env pwd)` != `(cd "$2"; env pwd)`; then +# and guard against "pwd" being handled as shell builtin. +# Double quoting looks weird, but it works (even bbox ash too). +if test "`(cd "$KERNEL_HEADERS"; env pwd)`" != "`(cd "$2"; env pwd)`"; then # NB: source or target files and directories may be symlinks, # and for all we know, good reasons. # We must work correctly in these cases. This includes "do not replace |