#!/bin/bash
#
# Doxygen input filter, which tries to fix documentation of callback
# method macros.
#
# This is used for .h files.
#

# Add \sa and \copydoc for (struct *methods) callback macros.
# #define pw_core_add_listener(...) pw_core_method(c,add_listener,...) -> add \sa and \copydoc
# #define spa_system_read(...) spa_system_method_r(c,read,...) -> add \sa and \copydoc
sed -e 's@^\(#define .*[[:space:]]\)\(.*_method\)\((.,[[:space:]]*\)\([a-z_]\+\)\(.*)[[:space:]]*\)$@\1\2\3\4\5 /**< \\copydoc \2s.\4\n\n\\sa \2s.\4 */@;' \
    -e 's@^\(#define .*[[:space:]]\)\(.*_method\)\(_[rvs](.,[[:space:]]*\)\([a-z_]\+\)\(.*)[[:space:]]*\)$@\1\2\3\4\5 /**< \\copydoc \2s.\4\n\n\\sa \2s.\4 */@;' \
< "$1"