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build: Use `missing' for `dot'.

* configure.ac: Substitute `DOT'.
* doc.am (.dot.png, .dot.eps): Use $(DOT).
master
Ludovic Courtès 2013-08-29 21:50:13 +02:00
parent a9424c0887
commit cb9e50f618
2 changed files with 6 additions and 2 deletions

View File

@ -121,6 +121,10 @@ AC_CACHE_SAVE
m4_include([config-daemon.ac])
dnl `dot' (from the Graphviz package) is only needed for maintainers.
dnl See `HACKING' for more info.
AM_MISSING_PROG([DOT], [dot])
AC_CONFIG_FILES([Makefile
po/Makefile.in
guix/config.scm])

4
doc.am
View File

@ -33,11 +33,11 @@ DOT_OPTIONS = \
-Nfontsize=9 -Nheight=.1 -Nwidth=.1
.dot.png:
dot -Tpng $(DOT_OPTIONS) < "$<" > "$@.tmp"
$(DOT) -Tpng $(DOT_OPTIONS) < "$<" > "$@.tmp"
mv "$@.tmp" "$@"
.dot.eps:
dot -Teps $(DOT_OPTIONS) < "$<" > "$@.tmp"
$(DOT) -Teps $(DOT_OPTIONS) < "$<" > "$@.tmp"
mv "$@.tmp" "$@"
# We cannot add new dependencies to `doc/guix.pdf' & co. (info "(automake)