Add imported code from dotfiles

5 files changed, 148 insertions, 0 deletions

diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..f0d91f4
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,89 @@
+.POSIX:
+DATE         = 1970-01-01
+VERSION      = 0.1.0
+NAME         = backupit
+NAME_UC      = $(NAME)
+LANGUAGES    = en
+## Installation prefix.  Defaults to "/usr".
+PREFIX       = /usr
+BINDIR       = $(PREFIX)/bin
+LIBDIR       = $(PREFIX)/lib
+INCLUDEDIR   = $(PREFIX)/include
+SRCDIR       = $(PREFIX)/src/$(NAME)
+SHAREDIR     = $(PREFIX)/share
+LOCALEDIR    = $(SHAREDIR)/locale
+MANDIR       = $(SHAREDIR)/man
+EXEC         = ./
+## Where to store the installation.  Empty by default.
+DESTDIR      =
+LDLIBS       =
+
+
+
+.SUFFIXES:
+
+
+
+all:
+include deps.mk
+
+
+sources = \
+	$(sources.sh)                  \
+
+
+derived-assets = \
+
+side-assets = \
+
+
+
+## Default target.  Builds all artifacts required for testing
+## and installation.
+all: $(derived-assets)
+
+
+
+check-unit:
+
+
+check-integration:
+
+
+## Run all tests.  Each test suite is isolated, so that a parallel
+## build can run tests at the same time.  The required artifacts
+## are created if missing.
+check: check-unit check-integration
+
+
+
+## Remove *all* derived artifacts produced during the build.
+## A dedicated test asserts that this is always true.
+clean:
+	rm -rf $(derived-assets) $(side-assets)
+
+
+## Installs into $(DESTDIR)$(PREFIX).  Its dependency target
+## ensures that all installable artifacts are crafted beforehand.
+install: all
+	mkdir -p \
+		'$(DESTDIR)$(BINDIR)'     \
+		'$(DESTDIR)$(SRCDIR)'     \
+
+	cp $(sources.sh)     '$(DESTDIR)$(BINDIR)'
+	cp $(sources.sh)     '$(DESTDIR)$(SRCDIR)'
+
+
+## Uninstalls from $(DESTDIR)$(PREFIX).  This is a perfect mirror
+## of the "install" target, and removes *all* that was installed.
+## A dedicated test asserts that this is always true.
+uninstall:
+	rm -rf \
+		'$(DESTDIR)$(SRCDIR)'     \
+
+	for f in $(sources.sh); do \
+		rm -f '$(DESTDIR)$(BINDIR)'/"$${f#src/}"; \
+	done
+
+
+ALWAYS:
diff --git a/deps.mk b/deps.mk
new file mode 100644
index 0000000..164154a
--- /dev/null
+++ b/deps.mk
@@ -0,0 +1,4 @@
+sources.sh = \
+	src/backupit \
+	src/borgy \
+
diff --git a/mkdeps.sh b/mkdeps.sh
new file mode 100755
index 0000000..8204798
--- /dev/null
+++ b/mkdeps.sh
@@ -0,0 +1,13 @@
+#!/bin/sh
+set -eu
+
+export LANG=POSIX.UTF-8
+
+varlist() {
+	printf '%s = \\\n' "$1"
+	sort | sed 's|^\(.*\)$|\t\1 \\|'
+	printf '\n'
+}
+
+
+find src/* -type f -perm -111 | varlist 'sources.sh'
diff --git a/src/backupit b/src/backupit
new file mode 100755
index 0000000..54c9581
--- /dev/null
+++ b/src/backupit
@@ -0,0 +1,34 @@
+#!/bin/sh
+set -eu
+
+usage() {
+	cat <<-'EOF'
+		Usage:
+		  backupit [-q] [TAG]
+	EOF
+}
+
+VERBOSE_FLAGS='--verbose --progress'
+while getopts 'q' flag; do
+	case "$flag" in
+		(q)
+			VERBOSE_FLAGS=''
+			;;
+		(*)
+			usage >&2
+			exit 2
+			;;
+	esac
+done
+shift $((OPTIND - 1))
+
+
+TAG="${1:-default}"
+ARCHIVE="::{hostname}-{user}-{now}-$TAG"
+
+F="$XDG_CONFIG_HOME"/backupit.txt
+if [ ! -e "$F" ]; then
+	F=/etc/backup.txt
+fi
+
+borgy $VERBOSE_FLAGS "$ARCHIVE" $(cat "$F")
diff --git a/src/borgy b/src/borgy
new file mode 100755
index 0000000..7a6f62a
--- /dev/null
+++ b/src/borgy
@@ -0,0 +1,8 @@
+#!/bin/sh
+set -eu
+
+nicely statusconv 1:0 borg create \
+	--exclude-nodump     \
+	--stats              \
+	--compression lzma,9 \
+	"$@"