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-rw-r--r--configure.in8
1 files changed, 6 insertions, 2 deletions
diff --git a/configure.in b/configure.in
index ae64b38..0dfd98e 100644
--- a/configure.in
+++ b/configure.in
@@ -326,9 +326,13 @@ if test "x$with_pgm_ext" != "xno"; then
# Unpack libpgm
AC_MSG_NOTICE([Unpacking ${pgm_basename}.tar.gz])
- if ! gzip -dc foreign/openpgm/${pgm_basename}.tar.gz | tar -xf - -C foreign/openpgm/; then
- AC_MSG_ERROR([cannot unpack the foreign/openpgm/${pgm_basename}.tar.gz file.])
+ ac_zmq_pwd=`pwd`
+ cd foreign/openpgm
+
+ if ! (gzip -dc "${pgm_basename}.tar.gz" || echo "failed") | ${am__untar}; then
+ AC_MSG_ERROR([cannot unpack the foreign/openpgm/${pgm_basename}.tar.gz file])
fi
+ cd "${ac_zmq_pwd}"
# Success!
AC_DEFINE(ZMQ_HAVE_OPENPGM, 1, [Have OpenPGM extension])