1#!/usr/local/bin/bash -e
2
3#####################################################################
4#                                                                   #
5#          Compiles Faust programs to PortAudio and Rust binary     #
6#               (c) Grame, 2018                                     #
7#                                                                   #
8#####################################################################
9
10. faustpath
11. faustoptflags
12. usage.sh
13
14SRC="0"
15ARCHFILE=$FAUSTARCH/minimal-cpal.rs
16
17#PHASE 2 : dispatch command arguments
18while [ $1 ]
19do
20    p=$1
21
22    if [ $p = "-help" ] || [ $p = "-h" ]; then
23        usage faust2cpalrust "[options] [Faust options] <file.dsp>"
24        require CPAL
25        echo "Compiles Faust programs to CPAL and Rust binary"
26        option
27        option -source "only generates the source project."
28        option "Faust options"
29    	exit
30    fi
31
32    if [ $p = "-source" ]; then
33        SRC="1"
34    elif [ ${p:0:1} = "-" ]; then
35        OPTIONS="$OPTIONS $p"
36    elif [[ -f "$p" ]] && [ ${p: -4} == ".dsp" ]; then
37        FILES="$FILES $p"
38    else
39        OPTIONS="$OPTIONS $p"
40    fi
41
42shift
43
44done
45
46#-------------------------------------------------------------------
47# compile the *.dsp files
48#
49
50for p in $FILES; do
51
52    f=$(basename "$p")
53    SRCDIR=$(dirname "$p")
54
55    # creates the dir
56    dspName="${f%.dsp}-cpalrust"
57    rm -rf "$SRCDIR/$dspName"
58
59    # create rust project
60    pushd "$SRCDIR"
61    cargo new $dspName --bin
62    popd
63
64    # compile Faust DSP and put in the cargo folder
65    faust -a $ARCHFILE -lang rust "$SRCDIR/$f" -o "$SRCDIR/$dspName/src/main.rs"
66
67    # add dependencies
68    echo "anyhow = \"*\"" >> "$SRCDIR/$dspName/Cargo.toml"
69    echo "cpal = \"*\"" >> "$SRCDIR/$dspName/Cargo.toml"
70    echo "libm = \"*\"" >> "$SRCDIR/$dspName/Cargo.toml"
71
72    # build the project
73    if [ $SRC = "0" ]; then
74    (
75        cd "$SRCDIR/$dspName"
76        cargo build --release
77        cargo build
78    ) > /dev/null || exit
79    fi
80
81done
82