80486DX2-66/C-bytebeat-render
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b/c...py: compile into a temporary directory

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Generate intermediate files into a temporary directory
This commit is contained in:
Intel A80486DX2-66 2024-08-26 22:34:39 +03:00
parent 81782ef23d
commit 0ab521e2ca
Signed by: 80486DX2-66
GPG Key ID: 83631EF27054609B
1 changed files with 56 additions and 55 deletions
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111
bytebeat_compiler.py
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@ -4,12 +4,12 @@ if __name__ == "__main__":
print(":: C bytebeat generator: compiler unit")
from argparse import ArgumentParser
from os import environ, listdir, makedirs, name as os_name, \
remove as delete_file, rmdir
from os.path import exists, join as path_join
from os import environ, makedirs, name as os_name, rename
from os.path import basename, exists, join as path_join
from shlex import join as command_line_join, split as command_line_split
from shutil import which
from sys import stdin, stdout
from tempfile import TemporaryDirectory
from typing import Dict, Union
import re
import subprocess
@ -33,8 +33,8 @@ PATHS = {
# Resolve paths
PATHS["template"] = path_join(PATHS["src_dir"], PATHS["template"])
PATHS["substitute"] = path_join(PATHS["bin_dir"], PATHS["substitute"])
PATHS["output"] = path_join(PATHS["bin_dir"], PATHS["output"])
PATHS["substitute_kept"] = path_join(PATHS["bin_dir"], PATHS["substitute"])
PATHS["output_kept"] = path_join(PATHS["bin_dir"], PATHS["output"])
PATHS["fwrite_le"] = path_join(PATHS["src_dir"], PATHS["fwrite_le"])
# Add `.` directory before all paths for compilation
@ -48,8 +48,8 @@ DEFAULT_PARAMETERS = {
"CFLAGS": "-Ofast -march=native -mtune=native -Wall -Wextra -Wpedantic "
"-pedantic -Wno-unused-variable -Wno-unused-but-set-variable "
"-Wno-dangling-else -Wno-parentheses -std=c99",
"INPUT_FILE": PATHS["substitute"],
"OUTPUT_FILE": PATHS["output"]
"INPUT_FILE": PATHS["substitute_kept"],
"OUTPUT_FILE": PATHS["output_kept"]
}
stdout_atty = hasattr(stdout, "isatty") and stdout.isatty()
@ -95,10 +95,6 @@ def run_command(*command: list[str]) -> None:
if subprocess.run(command).returncode != EXIT_SUCCESS:
raise SystemExit(EXIT_FAILURE)
def delete_empty_dir(path: str) -> None:
if exists(path) and len(listdir(path)) == 0:
rmdir(path)
preprocessor_bool = lambda value: "1" if value else "0"
C_str_repr = lambda s: '"' + s.replace("\\", "\\\\").replace(r'"', r'\"') + '"'
@ -251,8 +247,6 @@ if __name__ == "__main__":
args.signed = False
# - Compilation
makedirs(PATHS["bin_dir"], exist_ok=True)
if not args.no_return: # Insert `return` statement
# XXX: The bytebeat code is enclosed in parentheses to allow for the
# use of commas as a comma operator, enabling more formulas to function.
@ -337,33 +331,6 @@ if __name__ == "__main__":
gen_length = length_formula(args.channels, samples, 0)
loop_end = length_formula(args.channels, samples, skip_first_samples)
rewrite_file(PATHS["substitute"], substitute_vars({
"bytebeat_contents": bytebeat_contents,
"output_file": C_str_repr(args.output),
"sample_rate": actual_sample_rate,
"original_sample_rate": original_sample_rate,
"final_sample_rate_code": final_sample_rate_code,
"bit_depth": args.bit_depth,
"is_signed": args.signed,
"precalculated_ratio": args.precalculate_ratio,
"faster_sample_ratio_math": args.precalculate_ratio,
"fp_return_type": args.floating_point,
"channels": args.channels,
"running_length": samples,
"loop_end": loop_end,
"loop_end_minus_1": loop_end - 1,
"initial_time": skip_first_samples,
"repeat_times": args.repeat,
"wav_product": gen_length * (args.bit_depth // BITS_PER_BYTE),
"gen_length": gen_length,
"sequential_mode": args.mode == "sequential",
"block_size": args.block_size,
"silent_mode": args.silent,
"verbose_mode": args.verbose and not args.silent,
"fwrite_le": PATHS["fwrite_le_header"],
"ansi_escape_codes_supported": ansi_escape_codes_supported
}, read_file(PATHS["template"]), args.show_substituted_values))
if is_cmd_unavailable(CC):
print(f"Compiler {CC} is not available, searching:")
@ -383,20 +350,54 @@ if __name__ == "__main__":
"specify it by setting\nan environmental variable "
"CC.")
# Compile
print("Compiling")
with TemporaryDirectory() as tmpdirname:
temporary_path = lambda path: path_join(tmpdirname, basename(path))
run_command(
CC,
*command_line_split(CFLAGS),
INPUT_FILE,
PATHS["fwrite_le"],
"-o", OUTPUT_FILE,
"-I" + PATHS["include_directory"]
)
run_command(OUTPUT_FILE)
substitute_temp = temporary_path(INPUT_FILE)
rewrite_file(substitute_temp, substitute_vars({
"bytebeat_contents": bytebeat_contents,
"output_file": C_str_repr(args.output),
"sample_rate": actual_sample_rate,
"original_sample_rate": original_sample_rate,
"final_sample_rate_code": final_sample_rate_code,
"bit_depth": args.bit_depth,
"is_signed": args.signed,
"precalculated_ratio": args.precalculate_ratio,
"faster_sample_ratio_math": args.precalculate_ratio,
"fp_return_type": args.floating_point,
"channels": args.channels,
"running_length": samples,
"loop_end": loop_end,
"loop_end_minus_1": loop_end - 1,
"initial_time": skip_first_samples,
"repeat_times": args.repeat,
"wav_product": gen_length * (args.bit_depth // BITS_PER_BYTE),
"gen_length": gen_length,
"sequential_mode": args.mode == "sequential",
"block_size": args.block_size,
"silent_mode": args.silent,
"verbose_mode": args.verbose and not args.silent,
"fwrite_le": PATHS["fwrite_le_header"],
"ansi_escape_codes_supported": ansi_escape_codes_supported
}, read_file(PATHS["template"]), args.show_substituted_values))
if not args.keep_files:
delete_file(PATHS["substitute"])
delete_file(OUTPUT_FILE)
delete_empty_dir(PATHS["bin_dir"])
# Compile
print("Compiling")
output_file_temp = temporary_path(OUTPUT_FILE)
run_command(
CC,
*command_line_split(CFLAGS),
substitute_temp,
PATHS["fwrite_le"],
"-o", output_file_temp,
"-I" + PATHS["include_directory"]
)
run_command(output_file_temp)
if args.keep_files:
makedirs(PATHS["bin_dir"], exist_ok=True)
rename(substitute_temp, INPUT_FILE)
rename(output_file_temp, OUTPUT_FILE)