crypto/external/bsd/heimdal/dist/cf/check-man.m4

   1 dnl Id
   2 dnl check how to format manual pages
   3 dnl
   4
   5 AC_DEFUN([rk_CHECK_MAN],
   6 [AC_PATH_PROG(NROFF, nroff)
   7 AC_PATH_PROG(GROFF, groff)
   8 AC_CACHE_CHECK(how to format man pages,ac_cv_sys_man_format,
   9 [cat > conftest.1 << END
  10 .Dd January 1, 1970
  11 .Dt CONFTEST 1
  12 .Sh NAME
  13 .Nm conftest
  14 .Nd foobar
  15 END
  16
  17 if test "$NROFF" ; then
  18         for i in "-mdoc" "-mandoc"; do
  19                 if "$NROFF" $i conftest.1 2> /dev/null | \
  20                         grep Jan > /dev/null 2>&1 ; then
  21                         ac_cv_sys_man_format="$NROFF $i"
  22                         break
  23                 fi
  24         done
  25 fi
  26 if test "$ac_cv_sys_man_format" = "" -a "$GROFF" ; then
  27         for i in "-mdoc" "-mandoc"; do
  28                 if "$GROFF" -Tascii $i conftest.1 2> /dev/null | \
  29                         grep Jan > /dev/null 2>&1 ; then
  30                         ac_cv_sys_man_format="$GROFF -Tascii $i"
  31                         break
  32                 fi
  33         done
  34 fi
  35 if test "$ac_cv_sys_man_format"; then
  36         ac_cv_sys_man_format="$ac_cv_sys_man_format \[$]< > \[$]@"
  37 fi
  38 ])
  39 if test "$ac_cv_sys_man_format"; then
  40         CATMAN="$ac_cv_sys_man_format"
  41         AC_SUBST(CATMAN)
  42 fi
  43 AM_CONDITIONAL(CATMAN, test "$CATMAN")
  44 AC_CACHE_CHECK(extension of pre-formatted manual pages,ac_cv_sys_catman_ext,
  45 [if grep _suffix /etc/man.conf > /dev/null 2>&1; then
  46         ac_cv_sys_catman_ext=0
  47 else
  48         ac_cv_sys_catman_ext=number
  49 fi
  50 ])
  51 if test "$ac_cv_sys_catman_ext" = number; then
  52         CATMANEXT='$$section'
  53 else
  54         CATMANEXT=0
  55 fi
  56 AC_SUBST(CATMANEXT)
  57 ])