add manpage builder

.woodpecker/build.yml

@@ -22,6 +22,15 @@ steps:
     commands:
       - make
 
+  "Test packaging":
+    image: deblan/fpm-packager
+    commands:
+      - VERSION=test
+      - ./bin/build-debs.sh "$VERSION"
+      - ./bin/rename-builds.sh "$VERSION"
+    when:
+      event: [push, pull_request]
+
   "Create packages":
     image: deblan/fpm-packager
     commands:

Makefile

@@ -16,6 +16,7 @@ BIN_DARWIN_AMD64 = $(DIR)/$(EXECUTABLE)-darwin-$(GO_ARCH_AMD)
 BIN_DARWIN_ARM64 = $(DIR)/$(EXECUTABLE)-darwin-$(GO_ARCH_ARM)
 BIN_LINUX_AMD64  = $(DIR)/$(EXECUTABLE)-linux-$(GO_ARCH_AMD)
 BIN_LINUX_ARM64  = $(DIR)/$(EXECUTABLE)-linux-$(GO_ARCH_ARM)
+MAN_OUTPUT       = $(DIR)/expiration-check.1
 
 CC       = go build
 CFLAGS   = -trimpath
@@ -24,7 +25,7 @@ GCFLAGS  = all=
 ASMFLAGS = all=
 
 .PHONY: all
-all: linux windows darwin
+all: linux windows darwin man
 
 .PHONY: linux
 linux: $(BIN_LINUX_AMD64) $(BIN_LINUX_ARM64)
@@ -39,6 +40,9 @@ darwin: $(BIN_DARWIN_AMD64) $(BIN_DARWIN_ARM64)
 .PHONY: windows
 windows: $(BIN_WIN_AMD64) $(BIN_WIN_ARM64)
 
+.PHONY: man
+man: $(BIN_LINUX_AMD64) $(MAN_OUTPUT)
+
 .PHONY: $(BIN_LINUX_AMD64)
 $(BIN_LINUX_AMD64):
 	GO111MODULE=$(GOMOD) \
@@ -93,6 +97,10 @@ $(BIN_DARWIN_ARM64):
 	$(CC) $(CFLAGS) -ldflags="$(LDFLAGS)" -gcflags="$(GCFLAGS)" -asmflags="$(ASMFLAGS)" \
 	-o $(BIN_DARWIN_ARM64) .
 
+.PHONY: $(MAN_OUTPUT)
+$(MAN_OUTPUT):
+	./bin/create-manpage.sh
+
 .PHONY: clean
 clean:
 	rm -rf $(DIR)/*

bin/create-manpage.sh

@@ -0,0 +1,14 @@
+#!/bin/sh
+
+(
+	printf ".TH expiration-check 1 \"%s\" \"Manual of expiration-check\"\n"  "$(date +'%Y-%m-%d')"
+	printf ".LO 1\n"
+
+	./build/expiration-check-linux-amd64 -h \
+		| sed -E 's/^([A-Z ]+):$/.SH \1/g' \
+		| sed -E 's/^   (.+)  (.+)/.TP\n.B \1\n\2\n\n/g' \
+		| sed -E 's/^   (\w+)/\1/g' \
+		| sed -E 's/\\{0}-([a-z]+)/\\-\1/g' \
+		| sed -E 's/-\\-/\\-\\-/g' \
+		| sed -E 's/\s+$//g'
+) | gzip -9 > ./build/expiration-check.1.gz