#!/usr/bin/env bash

set -eu

# --------------------------------------------------------------------

# Parse FPC source code.

# Edit SOURCES_DIR to point to the FPC source code on your system.

# --------------------------------------------------------------------

# Assume pasdoc is on $PATH, if PASDOC_BIN not set.

PASDOC_BIN="${PASDOC_BIN:-pasdoc}"

SOURCES_DIR="$HOME/installed/fpclazarus/current/fpcsrc/"

OUTPUT_DIR="fpc_sources"

# OS and CPU which we should assume for parsing files.

# Note: This is not completely configurable by only these variables,

# below we also hardcode the assumption that it's Unix and some related defines.

# More work would be needed to make OS / CPU trivially and correctly switchable

# for this test.

OS='linux'

CPU='x86_64'

mkdir -p "${OUTPUT_DIR}"

# Non-recursive searching, to only account for single OS/CPU in RTL.

find "${SOURCES_DIR}/rtl" \

"${SOURCES_DIR}/rtl/unix" \

"${SOURCES_DIR}/rtl/objpas" \

"${SOURCES_DIR}/rtl/${OS}" \

"${SOURCES_DIR}/rtl/${CPU}" \

"${SOURCES_DIR}/rtl/${OS}/${CPU}" \

-maxdepth 1 \

-type f '(' -name "*.pas" -o -name "*.pp" -')' > "${OUTPUT_DIR}/sources.txt"

"${PASDOC_BIN}" \

--define LINUX \

--define UNIX \

--define FPC_FULLVERSION=32200 \

--output="${OUTPUT_DIR}" \

--source="${OUTPUT_DIR}/sources.txt" \

--include "${SOURCES_DIR}/rtl/inc/" \

--include "${SOURCES_DIR}/rtl/unix/" \

--include "${SOURCES_DIR}/rtl/objpas/" \

--include "${SOURCES_DIR}/rtl/objpas/classes/" \

--include "${SOURCES_DIR}/rtl/objpas/sysutils/" \

--include "${SOURCES_DIR}/rtl/${OS}/" \

--include "${SOURCES_DIR}/rtl/${CPU}/" \

--include "${SOURCES_DIR}/rtl/${OS}/${CPU}/" \

| tee "${OUTPUT_DIR}/pasdoc.log"