# 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 build function is executed in the source directory
# This function is used to compile the source code
build() {
  mkdir build
  cd  build

  ../configure --prefix=/usr \
               --sysconfdir=/etc \
               --with-lib-path=/usr/lib:/usr/local/lib \
               --enable-cet \
               --enable-colored-disassembly \
               --enable-default-execstack=no \
               --enable-deterministic-archives \
               --enable-gold \
               --enable-install-libiberty \
               --enable-jansson \
               --enable-ld=default \
               --enable-new-dtags \
               --enable-pgo-build=lto \
               --enable-plugins \
               --enable-relro \
               --enable-shared \
               --enable-targets=x86_64-pep,bpf-unknown-none \
               --enable-threads \
               --disable-gdb \
               --disable-gdbserver \
               --disable-libdecnumber \
               --disable-readline \
               --disable-sim \
               --disable-werror \
               --with-pic \
               --with-system-zlib
  make tooldir=/usr
}

# The check function is executed in the source directory
# This function is used to run tests to verify the package has been compiled correctly
check() {
  cd build

  make -O CFLAGS_FOR_TARGET="-O2 -g" \
          CXXFLAGS="-O2 -no-pie -fno-PIC" \
          CFLAGS="-O2 -no-pie" \
          LDFLAGS="" \
          check || true
}

# The package function is executed in the source directory
# This function is used to move the compiled files into the output directory
package() {
  cd build

  make DESTDIR="$BPM_OUTPUT" tooldir=/usr install

  # Install PIC version of libiberty
  install -m644 libiberty/pic/libiberty.a "$BPM_OUTPUT"/usr/lib

  # Remove unwanted files
  rm -f "$BPM_OUTPUT"/usr/share/man/man1/{dlltool,windres,windmc}*

  # Remove static libraries
  rm -f "$BPM_OUTPUT"/usr/lib/lib{bfd,ctf,ctf-nobfd,gprofng,opcodes,sframe}.a

  # Install package license
  install -Dm644 "$BPM_SOURCE"/COPYING "$BPM_OUTPUT"/usr/share/licenses/binutils/COPYING
}