diff options
| -rw-r--r-- | configure.ac | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/configure.ac b/configure.ac index 8ea969412f..e6cd95cc9d 100644 --- a/configure.ac +++ b/configure.ac @@ -4523,8 +4523,18 @@ AC_ARG_WITH(mantype, [AC_MSG_ERROR(invalid man type: $withval)]) ]) AS_IF([test -z "$MANTYPE"], [ - AC_PATH_PROGS(NROFF, nroff awf, /bin/false, "/usr/bin:/usr/ucb") - AS_IF([${NROFF} -mdoc ${srcdir}/man/ruby.1 >/dev/null 2>&1], [ + dnl Looks for nroff with -mdoc support. + AC_CACHE_VAL([ac_cv_path_NROFF], [ + AC_PATH_PROGS_FEATURE_CHECK([NROFF], + [nroff awf mandoc], + [$ac_path_NROFF -mdoc ${srcdir}/man/ruby.1 \ + >/dev/null 2>&1 && + ac_cv_path_NROFF=$ac_path_NROFF \ + ac_path_NROFF_found=:], + [], ["/usr/bin:/usr/ucb"] + ) + ]) + AS_IF([test -n "$ac_cv_path_NROFF"], [ MANTYPE=doc ], [ MANTYPE=man |