CFLAGS := "-Wno-builtin-declaration-mismatch"

all: build

build N="1":
    #!/usr/bin/env bash
    if [[ {{N}} = 1 ]]; then
        gcc -g -O0 -o p4dcc main.c {{CFLAGS}}
    else
        if [[ {{N}} = 2 ]]; then
            prev=""
        else
            prev=$(({{N}} - 1))
        fi
        "./p4dcc${prev}" < main.c > main{{N}}.s
        gcc -s -Wl,-z,noexecstack -o p4dcc{{N}} main{{N}}.s
    fi

build-upto-10-gen:
    just build 1
    just build 2
    just build 3
    just build 4
    just build 5
    just build 6
    just build 7
    just build 8
    just build 9
    just build 10

test-self-hosted: build-upto-10-gen
    diff -u ./p4dcc2 ./p4dcc3
    diff -u ./p4dcc3 ./p4dcc4
    diff -u ./p4dcc4 ./p4dcc5
    diff -u ./p4dcc5 ./p4dcc6
    diff -u ./p4dcc6 ./p4dcc7
    diff -u ./p4dcc7 ./p4dcc8
    diff -u ./p4dcc8 ./p4dcc9
    diff -u ./p4dcc9 ./p4dcc10

test TESTCASE="all" $BIN="p4dcc": build
    #!/usr/bin/env bash
    if [[ {{TESTCASE}} = all ]]; then
        bash tests/all.sh
    else
        bash tests/run.sh {{TESTCASE}}
    fi
    if [[ $BIN = p4dcc ]]; then
        just build 2
    fi

test-all:
    just test-self-hosted
    just test all p4dcc
    just test all p4dcc2
    just test all p4dcc3
    just test all p4dcc4
    just test all p4dcc5
    just test all p4dcc6
    just test all p4dcc7
    just test all p4dcc8
    just test all p4dcc9
    just test all p4dcc10

clean:
    rm p4dcc*
    rm -rf tests/tmp