X-Git-Url: https://git.arvados.org/rnaseq-cwl-training.git/blobdiff_plain/b01dd227c382b6e136db7a92c0f014d549e87d02..f1cb887d2083f05ae570cb44d7615c3b6cb9f913:/Makefile

diff --git a/Makefile b/Makefile
index 5ee0980..5ae969f 100644
--- a/Makefile
+++ b/Makefile
@@ -4,10 +4,34 @@
 # Settings
 MAKEFILES=Makefile $(wildcard *.mk)
 JEKYLL=jekyll
-JEKYLL_VERSION=3.7.3
+JEKYLL_VERSION=3.8.5
 PARSER=bin/markdown_ast.rb
 DST=_site
 
+# Check Python 3 is installed and determine if it's called via python3 or python
+# (https://stackoverflow.com/a/4933395)
+PYTHON3_EXE := $(shell which python3 2>/dev/null)
+ifneq (, $(PYTHON3_EXE))
+  ifeq (,$(findstring Microsoft/WindowsApps/python3,$(subst \,/,$(PYTHON3_EXE))))
+    PYTHON := python3
+  endif
+endif
+
+ifeq (,$(PYTHON))
+  PYTHON_EXE := $(shell which python 2>/dev/null)
+  ifneq (, $(PYTHON_EXE))
+    PYTHON_VERSION_FULL := $(wordlist 2,4,$(subst ., ,$(shell python --version 2>&1)))
+    PYTHON_VERSION_MAJOR := $(word 1,${PYTHON_VERSION_FULL})
+    ifneq (3, ${PYTHON_VERSION_MAJOR})
+      $(error "Your system does not appear to have Python 3 installed.")
+    endif
+    PYTHON := python
+  else
+      $(error "Your system does not appear to have any Python installed.")
+  endif
+endif
+
+
 # Controls
 .PHONY : commands clean files
 .NOTPARALLEL:
@@ -15,7 +39,7 @@ all : commands
 
 ## commands         : show all commands.
 commands :
-	@grep -h -E '^##' ${MAKEFILES} | sed -e 's/## //g'
+	@grep -h -E '^##' ${MAKEFILES} | sed -e "s/## //g"
 
 ## docker-serve     : use docker to build the site
 docker-serve :
@@ -54,7 +78,7 @@ clean-rmd :
 
 ## workshop-check   : check workshop homepage.
 workshop-check :
-	@bin/workshop_check.py .
+	@${PYTHON} bin/workshop_check.py .
 
 ## ----------------------------------------
 ## Commands specific to lesson websites.
@@ -88,21 +112,20 @@ HTML_DST = \
 ## lesson-md        : convert Rmarkdown files to markdown
 lesson-md : ${RMD_DST}
 
-# Use of .NOTPARALLEL makes rule execute only once
-${RMD_DST} : ${RMD_SRC}
-	@bin/knit_lessons.sh ${RMD_SRC}
+_episodes/%.md: _episodes_rmd/%.Rmd
+	@bin/knit_lessons.sh $< $@
 
 ## lesson-check     : validate lesson Markdown.
 lesson-check : lesson-fixme
-	@bin/lesson_check.py -s . -p ${PARSER} -r _includes/links.md
+	@${PYTHON} bin/lesson_check.py -s . -p ${PARSER} -r _includes/links.md
 
 ## lesson-check-all : validate lesson Markdown, checking line lengths and trailing whitespace.
 lesson-check-all :
-	@bin/lesson_check.py -s . -p ${PARSER} -r _includes/links.md -l -w --permissive
+	@${PYTHON} bin/lesson_check.py -s . -p ${PARSER} -r _includes/links.md -l -w --permissive
 
 ## unittest         : run unit tests on checking tools.
 unittest :
-	@bin/test_lesson_check.py
+	@${PYTHON} bin/test_lesson_check.py
 
 ## lesson-files     : show expected names of generated files for debugging.
 lesson-files :