#!/bin/bash

# cfo-srpm-list [repo-conf]:
# provides a list of the filenames of the SRPMs used
# to construct the city-fan.org development repository
# (or other cfo repo if requested)
# relative to ~/cfo-repo

cd ~/cfo-repo

# Check for zero or one filename argument
case $# in
0)	REPO_CONF=$HOME/lib/repoc/conf/rawhide-x86_64.conf
	;;
1)	REPO_CONF="$1"
	;;
*)	echo "cfo-srpm-list: usage: cfo-srpm-list [repo-conf]" 1>&2
	exit 1
	;;
esac

# Make sure the configuration exists
if [ ! -f "$REPO_CONF" ]; then
	echo "cfo-srpm-list: file not found: $REPO_CONF" 1>&2
	exit 1
fi

# Figure out which repo we're targeting
REPOID=$(yum -C -c "$REPO_CONF" repolist | sed -e 's/^[!]//' | awk '/^city-fan.org/ { print $1 }')
if [ -z "$REPOID" ]; then
	echo "cfo-srpm-list: cannot identify target repository from $REPO_CONF" 1>&2
	exit 1
fi

# Get list of SRPMs
repoquery -c "$REPO_CONF" --repoid="$REPOID" --all --source |
# Uniqify to remove duplicates due to subpackages
sort -u |
# Find the pathname(s)
xargs -r -l find . -name |
# Find their inode numbers
xargs -r ls -i |
# De-duplicate hard-linked RPMS, such as for perl modules
awk '{ inode = $1; filename = $NF; file[inode] = filename } END { for (inode in file) { print file[inode] } }' |
# Strip the leading "./"
sed -e 's|^\./||' |
# Sort again, this time by pathname
sort