diff options
Diffstat (limited to 'm4')
-rw-r--r-- | m4/groff.m4 | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/m4/groff.m4 b/m4/groff.m4 index a72acb5f4..8740ce10c 100644 --- a/m4/groff.m4 +++ b/m4/groff.m4 @@ -161,6 +161,16 @@ AC_DEFUN([GROFF_PROG_TEXI2DVI], [ fi ]) +# 'texi2dvi' can be installed without TeX itself, so check for a 'tex' +# executable independently. + +AC_DEFUN([GROFF_USE_TEX_CHECK], [ + AC_REQUIRE([GROFF_PROG_TEXI2DVI]) + AC_CHECK_PROG([PROG_TEX], [tex], [found], [missing]) + groff_use_tex=no + test "$PROG_TEX" = found && groff_use_tex=yes +]) + # grohtml needs the following programs to produce images from tbl(1) # tables and eqn(1) equations. |