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
  15 foobar
  16 END
  17
  18 if test "$NROFF" ; then
  19         for i in "-mdoc" "-mandoc"; do
  20                 if "$NROFF" $i conftest.1 2> /dev/null | \
  21                         grep Jan > /dev/null 2>&1 ; then
  22                         ac_cv_sys_man_format="$NROFF $i"
  23                         break
  24                 fi
  25         done
  26 fi
  27 if test "$ac_cv_sys_man_format" = "" -a "$GROFF" ; then
  28         for i in "-mdoc" "-mandoc"; do
  29                 if "$GROFF" -Tascii $i conftest.1 2> /dev/null | \
  30                         grep Jan > /dev/null 2>&1 ; then
  31                         ac_cv_sys_man_format="$GROFF -Tascii $i"
  32                         break
  33                 fi
  34         done
  35 fi
  36 if test "$ac_cv_sys_man_format"; then
  37         ac_cv_sys_man_format="$ac_cv_sys_man_format \[$]< > \[$]@"
  38 fi
  39 ])
  40 if test "$ac_cv_sys_man_format"; then
  41         CATMAN="$ac_cv_sys_man_format"
  42         AC_SUBST(CATMAN)
  43 fi
  44 AM_CONDITIONAL(CATMAN, test "$CATMAN")
  45 AC_CACHE_CHECK(extension of pre-formatted manual pages,ac_cv_sys_catman_ext,
  46 [if grep _suffix /etc/man.conf > /dev/null 2>&1; then
  47         ac_cv_sys_catman_ext=0
  48 else
  49         ac_cv_sys_catman_ext=number
  50 fi
  51 ])
  52 if test "$ac_cv_sys_catman_ext" = number; then
  53         CATMANEXT='$$section'
  54 else
  55         CATMANEXT=0
  56 fi
  57 AC_SUBST(CATMANEXT)
  58 ])