diff options
| author | Mike Frysinger <vapier@gentoo.org> | 2022-02-24 22:20:53 -0500 |
|---|---|---|
| committer | Mike Frysinger <vapier@gentoo.org> | 2022-03-05 13:12:15 -0500 |
| commit | ce3bbbb49b22b0d5e7d0d74b2d44438dbc942f7e (patch) | |
| tree | ea6ea9b0ccf20b0b7fd5b8fead8fec0f3c7cfbf2 | |
| parent | d747a66a0defe0bf25989cda4f6d9dd89674d8a0 (diff) | |
| download | automake-ce3bbbb49b22b0d5e7d0d74b2d44438dbc942f7e.tar.gz | |
m4: handle id failures when checking ustar support
Fixes automake bug https://bugs.gnu.org/20713.
If `id` fails, display a specific warning message to the user.
* m4/tar.m4: Check $am_uid & $am_gid if they're unknown.
| -rw-r--r-- | m4/tar.m4 | 16 |
1 files changed, 10 insertions, 6 deletions
@@ -46,15 +46,19 @@ m4_if([$1], [v7], am_uid=`id -u || echo unknown` am_gid=`id -g || echo unknown` AC_MSG_CHECKING([whether UID '$am_uid' is supported by ustar format]) - if test $am_uid -le $am_max_uid; then - AC_MSG_RESULT([yes]) + if test x$am_uid = xunknown; then + AC_MSG_WARN([ancient id detected; assuming current UID is ok, but dist-ustar might not work]) + elif test $am_uid -le $am_max_uid; then + AC_MSG_RESULT([yes]) else - AC_MSG_RESULT([no]) - _am_tools=none + AC_MSG_RESULT([no]) + _am_tools=none fi AC_MSG_CHECKING([whether GID '$am_gid' is supported by ustar format]) - if test $am_gid -le $am_max_gid; then - AC_MSG_RESULT([yes]) + if test x$gm_gid = xunknown; then + AC_MSG_WARN([ancient id detected; assuming current GID is ok, but dist-ustar might not work]) + elif test $am_gid -le $am_max_gid; then + AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) _am_tools=none |