Add Make article

content/articles/2023/fonctionnement_makefile/files/Makefile

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+build: text_1 text_2
+	cat text_1 text_2 > build
+
+text_1:
+	echo "Hello" > text_1
+
+text_2:
+	echo "World" > text_2
+
+.PHONY: view clean
+view:
+	$(shell [ -f build ] && cat build)
+
+clean:
+	rm -f build text_1 text_2
+
+.PHONY: echo
+echo:
+	echo "La commande sera affichée"
+	@echo "seul le résuiltat est affiché"
+
+VAR = "Hello"
+REF = $(VAR)
+EXP := $(VAR)
+.PHONY: assign
+assign:
+	@echo "initial value: $(VAR)"
+	$(eval override VAR = Bonjour)
+	@echo "new value: $(VAR)"
+	@echo "assign by reference \`VAR_2  = value\`: $(REF)"
+	@echo "assign by expansion \`VAR_2 := value\`: $(EXP)"
+
+.PHONY: specific
+specific: text_1 text_2 build
+	@echo "target.....$@"
+	@echo "First dep..$<"
+	@echo "All deps...$^"
+
+TEXT = hello world
+NEW_TEXT = $(subst hello, bonjour, $(TEXT))
+.PHONY: subst
+subst:
+	@echo $(NEW_TEXT)
+
+FILES = $(patsubst text_%,my_text_%, $(wildcard text*))
+.PHONY: textfiles
+textfiles: build
+	@echo "origin: $(wildcard text*)"
+	@echo "files: $(FILES)"
+
+.PHONY: messages
+messages:
+	$(info Message d'information)
+	$(warning Message d'alerte)
+	$(error Message d'erreur)
+	$(info Ce message ne s'affichera pas!)
+
+EXP_FILES := $(wildcard text*)
+REF_FILES = $(wildcard text*)
+.PHONY: macro
+macro: clean
+	@echo "EXP: $(EXP_FILES)"
+	@echo "REF: $(REF_FILES)"
+
+TEST = bonjour
+DIST := $(shell lsb_release -i | awk -F ':\t' '{print $$2}')
+ifeq ($(DIST), Arch)
+MY_MESS := "By the Way"
+endif
+.PHONY: condition
+condition:
+ifndef MY_MESS
+	@echo "Vous n'utilisez pas ArchLinux : $(DIST)"
+else
+	@echo $(MY_MESS)
+endif
+ifeq ($(TEST), bonjour)
+	@echo "TEST n'a pas été modifiée"
+else
+	@echo 'TEST a été modifiée'
+endif