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# collection of shell function and variables for dpt-* scripts
# to be sourced from dpt-* scripts as
# . "${DPT__SCRIPTS:-/usr/share/pkg-perl-tools}/lib/dpt-lib.sh"
# Copyright 2022, gregor herrmann <gregoa@debian.org>
# Copyright 2022, Damyan Ivanov <dmn@debian.org>
# Released under the same terms as perl
# documentation in (git) man5/dpt-lib.sh.pod /
# (installed) man 5 dpt-lib.sh
# COLO(U)RS
C_BLACK=$(tput setaf 0)
C_RED=$(tput setaf 1)
C_GREEN=$(tput setaf 2)
C_YELLOW=$(tput setaf 3)
C_BLUE=$(tput setaf 4)
C_MAGENTA=$(tput setaf 5)
C_CYAN=$(tput setaf 6)
C_WHITE=$(tput setaf 7)
BG_C_BLACK=$(tput setab 0)
BG_C_RED=$(tput setab 1)
BG_C_GREEN=$(tput setab 2)
BG_C_YELLOW=$(tput setab 3)
BG_C_BLUE=$(tput setab 4)
BG_C_MAGENTA=$(tput setab 5)
BG_C_CYAN=$(tput setab 6)
BG_C_WHITE=$(tput setab 7)
C_RESET=$(tput sgr0)
[ ! -t 1 -o ! -t 2 ] && NO_COLOR=1
# FUNCTIONS
colored() {
local COLORNAME=$1
shift
local MSG=$*
if [ -n "${NO_COLOR:-}" ]; then
echo "$MSG"
return
fi
# https://unix.stackexchange.com/questions/557361/how-to-dynamically-set-a-variable-name-in-shell-script
VAR=C_$COLORNAME
C_SET=$(eval "echo \"\$$VAR\"")
echo "${C_SET}${MSG}${C_RESET}"
}
extra_colored() {
local COLORNAME="$1"
local BG_COLORNAME="$2"
shift 2
local MSG=$*
if [ -n "${NO_COLOR:-}" ]; then
echo "$MSG"
return
fi
# https://unix.stackexchange.com/questions/557361/how-to-dynamically-set-a-variable-name-in-shell-script
local VAR="C_$COLORNAME"
local BG_VAR="BG_C_$BG_COLORNAME"
local C_SET=$(eval "echo \"\$$VAR\$$BG_VAR\"")
echo "${C_SET}${MSG}${C_RESET}"
}
die() {
colored "RED" "E: $*" >&2
exit 1
}
warn() {
colored "YELLOW" "W: $*" >&2
}
info() {
colored "GREEN" "I: $*" >&2
}
header() {
local TITLE="$*"
local LEN=$(( $(echo "$TITLE" | perl -pe 's/\e\[?.*?[\@-~]//g' | wc --chars) - 1 )) # or sed -e 's/\x1b\[[0-9;]*m//g'
local UNDER=""
echo
colored "CYAN" "$TITLE"
for i in $(seq $LEN); do
UNDER="$UNDER="
done
colored "CYAN" "$UNDER"
}
anykey () {
if [ $SHELL = "/bin/bash" ]; then
bash -c 'read -n 1 -p "Press the anykey ..."'
elif [ $SHELL = "/bin/zsh" ]; then
zsh -c 'read -k 1 "?Press the anykey ..."'
else
read -p "Press enter ..." DUMMY
fi
}
# bash specific
promptyesno () {
local PROMPT="$*"
read -n 1 -p "$(extra_colored "WHITE" "BLUE" $PROMPT [y/N]) " ANSWER
case $ANSWER in
y|Y) return 0 ;;
*) return 1 ;;
esac
}
is_installed() {
local PKG=$1
local VER=${2:-''}
local D=$(dpkg-query --show $PKG 2>/dev/null)
local D_PKG=$(echo $D | awk '{print $1}')
local D_VER=$(echo $D | awk '{print $2}')
if [ -z "$D_PKG" ]; then
warn "Package '$PKG' is not installed."
return 1
fi
if [ -n "VER" ] && dpkg --compare-versions $D_VER lt $VER ; then
warn "Version '$D_VER' of package '$PKG' does not satisfy version requirement '$VER'."
return 1
fi
}
is_command() {
local CMD=$1
local PKG=${2:-''}
if ! command -v $CMD >/dev/null; then
warn "Can't find command '$CMD'."
if [ -n "$PKG" ]; then
warn "You might want to install the '$PKG' package."
fi
return 1
fi
}
is_pkg_perl() {
grep -qF 'pkg-perl-maintainers@lists.alioth.debian.org' debian/control
}
gitddiff() {
local TAG
TAG=$(git describe --abbrev=0 --match "$(gbp config DEFAULT.debian-tag | sed -e 's/%(version)s/*/g;')" --tags 2>/dev/null || true)
if [ $( gitdiff $TAG|head -1|wc -l ) = "0" ]; then
colored "GREEN" "None \o/"
else
anykey
git diff --ignore-space-at-eol $TAG
fi
}
OOT=${OOT:-''}
if [ -z "$OOT" ]; then
# sanity checks
dh_testdir || die "This doesn't look like a source package directory: $(pwd)"
[ -d .git ] || die "No .git directory found: $(pwd)"
# VARIABLES
PKG=$(dpkg-parsechangelog --show-field Source)
VER=$(dpkg-parsechangelog --show-field Version)
UVER=$(echo "$VER" | sed 's,^[0-9]\+:,,; s,-[^-]\+$,,')
DIST=$(dpkg-parsechangelog --show-field Distribution)
fi
UDD_PG='postgresql://udd-mirror:udd-mirror@udd-mirror.debian.net/udd'
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