use wget or curl according to what is available

* doc/Makefile.am, elisp/Makefile.am: here.
* HACKING: add missing requirements.
This commit is contained in:
Etienne Renault 2017-01-31 16:09:07 +01:00 committed by Alexandre Duret-Lutz
parent 63116ff79c
commit 4fdaf0e14e
3 changed files with 4 additions and 3 deletions

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@ -38,6 +38,7 @@ since the generated files they produce are distributed.)
Python >= 3.3, IPython >= 2.3
GraphViz
Java >= 1.7 (needed to run PlantUML while generating the doc)
wget or curl (needed to download PlantUML)
The following additional tools are used if they are present, or
only for certain operations (like releases):