#! /bin/bash -ex

## @id $Id$

## Resolve Debian Build Dependencies
## Installs all the required packages
## Call: ./resolve-debbuilddeps 'name of build schroot'
## e.g. call: ./resolve-debbuilddeps trusty_amd64

##       1         2         3         4         5         6         7         8
## 45678901234567890123456789012345678901234567890123456789012345678901234567890

SCHROOTNAME="$1"

sed 's,@[^@]*@, dummytext,g' debian/control.in > debian/control

if test -n "${SCHROOTNAME}"; then
  DEPS=$(schroot -c "${SCHROOTNAME}" -- dpkg-checkbuilddeps 2>&1 || true)
else
  DEPS=$(dpkg-checkbuilddeps 2>&1 || true)
fi
DEPS=$(echo "$DEPS" | sed -n '/Unmet build dependencies/ { s,.*Unmet build dependencies: ,,g; s, ([^)]*),,g; s, *| *,|,g; p}')

for pa in ${DEPS}; do
    success=0
    for p in $(echo "${pa}" | sed 's,|, ,g'); do
        if test -n "${SCHROOTNAME}"; then
            if schroot -c "${SCHROOTNAME}" -u root -d / -- apt-get -y install ${p}; then
                success=1
                break;
            fi
        else
            if sudo apt-get -y install ${p}; then
                success=1
                break;
            fi
        fi
    done
    if test ${success} -eq 0; then
        echo "**** Error: Installation Failed: ${pa}"
    fi
done

echo "**** Success: All Dependencies Resolved"