lint

#!/bin/bash

set -e

bad_allocs=$(egrep -iR "(malloc\(|calloc\(|realloc\(| free\()" --exclude "alloc.h" --exclude "file.h" --exclude-dir "./html" | tee)

if [[ "$bad_allocs" ]]; then
    printf "\r\e[KInvalid allocation: Use malloc_, calloc_, realloc_, or free_:\n$bad_allocs\n" >&2
    exit 1
fi

bad_files=$(egrep -iR "(fopen\(|fclose\()" --exclude "file.h" --exclude-dir "./html" | tee)

if [[ "$bad_files" ]]; then
    printf "\r\e[KInvalid file: Use fopen_ or fclose_:\n$bad_files\n" >&2
    exit 1
fi

find . -name "*.c" -type f  -not -path "./tests/.test.c" -print0 | while read -d $'\0' file; do
    filename=$(basename "$file")
    name="${filename%.*}"
    found=$(grep "bin/$name" "$file" | tee)
    if [[ ! "$found" ]]; then
        printf "\r\e[KInvalid binary name: $file\n" >&2
        exit 1
    fi
done

find ./src -name "*.h" -type f -print0 | while read -d $'\0' file; do
    filename=$(basename "$file")
    name="${filename%.*}"
    upper=$(echo "$name" | tr '[:lower:]' '[:upper:]')
    found_guard=$(grep "CSYNTH_${upper}_H" "$file" | tee)
    if [[ ! "$found_guard" ]]; then
        printf "\r\e[KInvalid include guard: $file\n" >&2
        exit 1
    fi
    folder=$(dirname "$file")
    parent=$(basename "$folder")
    ignores=("notes.h" "envelopes.h" "time.h" "biquad.h" "times.h" "func_tools.h")
    if [[ "${parent}s" != "$name" ]] && [[ ! " ${ignores[*]} " =~ " ${filename} " ]]; then
        found_prefix=$(grep "^[^ {}#/]" "$file" | grep -v "\([ *]${name}_\|[ *]${upper}_\|typedef\|struct\)" | tee)
        if [[ "$found_prefix" ]]; then
            printf "\r\e[KInvalid declaration: $file\n$found_prefix\n" >&2
            exit 1
        fi
    fi
done

clang-tidy ./src/func/all.h
find . -name '*.h' | xargs clang-tidy
find . -name '*.c' | xargs clang-tidy