# This is the source.sh script. It is executed by BPM in a temporary directory when compiling a source package
# BPM Expects the source code to be extracted into the automatically created 'source' directory which can be accessed using $BPM_SOURCE
# BPM Expects the output files to be present in the automatically created 'output' directory which can be accessed using $BPM_OUTPUT

# The prepare function is executed in the root of the temp directory
# This function is used for putting downloaded files to the correct location or applying patches
prepare() {
  cd "$BPM_SOURCE"
  patch -Np1 -i "$BPM_WORKDIR"/strchr-fix.patch
}

# The build function is executed in the source directory
# This function is used to compile the source code
build() {
  cd src
  
  sed -i -e '/eq 0/{N;s/12 //}'  plugins/kdb/db2/libdb2/test/run.test

  export CFLAGS="${CFLAGS} -fPIC -fno-strict-aliasing -fstack-protector-all"
  ./configure --prefix=/usr            \
              --sysconfdir=/etc        \
              --localstatedir=/var/lib \
              --runstatedir=/run       \
              --enable-shared          \
              --enable-dns-for-realm   \
              --with-system-et         \
              --with-system-ss         \
              --with-ldap              \
              --with-system-verto=no   \
              --without-tcl            \
              --disable-rpath
  make
}

# The package function is executed in the source directory
# This function is used to move the compiled files into the output directory
package() {
  cd src
  
  make DESTDIR="$BPM_OUTPUT" install

  # Remove /run directory
  rm -rf "$BPM_OUTPUT"/run

  # Install configuration files
  install -Dpm644 config-files/krb5.conf -t "$BPM_OUTPUT"/etc
  install -Dpm644 config-files/kdc.conf -t "$BPM_OUTPUT"/var/lib/krb5kdc

  # Install esvm service
  install -Dm644 "$BPM_WORKDIR"/*.esv -t "$BPM_OUTPUT"/etc/esvm/services/

  # Install package license
  install -Dm644 "$BPM_SOURCE"/NOTICE "$BPM_OUTPUT"/usr/share/licenses/krb5/LICENSE
}