360 lines
8.4 KiB
PHP
360 lines
8.4 KiB
PHP
<?php
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namespace taskman;
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use Exception;
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task('bhl_clean', function()
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{
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bhl_clean();
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});
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task('bhl_clean_cache', function()
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{
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bhl_clean_cache();
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});
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class BhlProj
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{
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public static ?BhlProj $active = null;
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public string $file_path;
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public array $inc_dirs = array();
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public array $src_dirs = array();
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public array $defines = array();
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public array $bindings_sources;
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public array $postproc_sources;
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public string $postproc_dll;
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public string $bindings_dll;
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public string $result_file;
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public string $error_file;
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public string $tmp_dir;
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public int $max_threads;
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public bool $deterministic;
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function getIncPath() : array
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{
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if($this->inc_dirs)
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return $this->inc_dirs;
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return $this->src_dirs;
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}
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}
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function bhl_proj_file() : string
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{
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return get('BHL_PROJ_FILE');
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}
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function bhl_proj_load(string $proj_file) : BhlProj
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{
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$arr = json_decode(ensure_read($proj_file), true);
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if(!$arr)
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throw new Exception("Bad bhl project file: $proj_file");
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$proj = new BhlProj();
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foreach($arr as $k => $v)
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$proj->{$k} = $v;
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//NOTE: adding path to the file for further convenience
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$proj->file_path = $proj_file;
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foreach($proj->inc_dirs as $k => $v)
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$proj->inc_dirs[$k] = _bhl_make_abs_path($proj_file, $v);
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foreach($proj->src_dirs as $k => $v)
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$proj->src_dirs[$k] = _bhl_make_abs_path($proj_file, $v);
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foreach($proj->bindings_sources as $k => $v)
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$proj->bindings_sources[$k] = _bhl_make_abs_path($proj_file, $v);
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$proj->bindings_dll = _bhl_make_abs_path($proj_file, $proj->bindings_dll);
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if(isset($proj->postproc_sources))
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{
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foreach($proj->postproc_sources as $k => $v)
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$proj->postproc_sources[$k] = _bhl_make_abs_path($proj_file, $v);
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}
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if(isset($proj->postproc_dll))
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$proj->postproc_dll = _bhl_make_abs_path($proj_file, $proj->postproc_dll);
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$proj->result_file = _bhl_make_abs_path($proj_file, $proj->result_file);
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$proj->error_file = _bhl_make_abs_path($proj_file, $proj->error_file);
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$proj->tmp_dir = _bhl_make_abs_path($proj_file, $proj->tmp_dir);
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return $proj;
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}
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function bhl_proj_set_active(BhlProj $proj) : ?BhlProj
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{
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$prev = BhlProj::$active;
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BhlProj::$active = $proj;
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return $prev;
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}
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function bhl_proj() : BhlProj
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{
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if(BhlProj::$active == null)
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{
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$proj = bhl_proj_load(bhl_proj_file());
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BhlProj::$active = $proj;
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}
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return BhlProj::$active;
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}
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function _bhl_make_abs_path(string $proj_file, string $path) : string
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{
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if($path && $path[0] == '.')
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return dirname($proj_file) . '/' . $path;
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else
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return $path;
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}
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function bhl_result_file() : string
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{
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return bhl_proj()->result_file;
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}
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function bhl_dir() : string
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{
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global $GAME_ROOT;
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return "$GAME_ROOT/composer/vendor/bit/bhl";
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}
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function bhl_shell(string $cmd, &$ret_var, &$ret_out)
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{
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shell_try(bhl_dir()."/bhl $cmd", $ret_var, $ret_out);
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}
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function bhl_shell_ensure(string $cmd)
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{
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bhl_shell($cmd, $ret_var, $ret_out);
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if($ret_var !== 0)
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throw new Exception("Error executing shell cmd: $ret_var");
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}
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function bhl_scan_files() : array
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{
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return scan_files_rec(bhl_proj()->src_dirs, array('.bhl'));
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}
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function bhl_run(bool $debug = true, bool $force = false, bool $exit_on_err = true)
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{
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global $GAME_ROOT;
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$bhl_proj = bhl_proj();
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$result_file = $bhl_proj->result_file;
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if($force || need_to_regen($result_file, bhl_scan_files()))
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{
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bhl_shell("compile -p " . $bhl_proj->file_path . " " .
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($debug ? " -d" : "") . " " .
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($force || !getor("BHL_USE_CACHE", true) ? " -C" : ""),
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$ret_var, $ret_out
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);
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if($ret_var != 0)
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{
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bhl_handle_error_result($ret_out, $bhl_proj->error_file, $exit_on_err);
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if(!$exit_on_err)
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return false;
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}
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else
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echo "BHL BUNDLE: total " . kb_len(filesize($result_file)) . ", CRC " . hexdec(hash_file('CRC32', $result_file, false)) . "\n";
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}
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@touch($result_file);
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}
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function bhl_handle_error_result(array $ret_out, string $err_file, bool $exit = true)
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{
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if(!is_file($err_file))
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{
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stderr("Something went wrong: " . implode("\n", $ret_out));
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if($exit)
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exit(1);
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}
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$history = array();
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$err_lines = file($err_file);
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$err_count = 0;
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foreach($err_lines as $err)
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{
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$jerr = json_decode($err);
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if(!$jerr)
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{
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stderr("Something went wrong, bhl error is in invalid format: $err\n");
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continue;
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}
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$file = $jerr->file;
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//let's show only one error per file's line
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if(isset($history[$file.$jerr->line]))
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continue;
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$history[$file.$jerr->line] = true;
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++$err_count;
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stderr("BHL ERROR (#$err_count): " . $jerr->error . " \nin '$file', line {$jerr->line}\n");
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if(file_exists($file))
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stderr(bhl_show_position($jerr->line, $jerr->column, file($file)) . "\n");
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}
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if($err_lines && $exit)
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exit(1);
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}
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function bhl_clean()
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{
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bhl_clean_cache();
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bhl_shell("clean");
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}
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function bhl_clean_cache()
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{
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ensure_rm(bhl_proj()->tmp_dir);
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}
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function bhl_show_position(int $line, int $row, array $lines) : string
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{
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if($line > 0 && $line <= count($lines))
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{
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//handling tabs
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$hint = str_replace("\t", " ", $lines[$line-1]);
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for($c=0;$c<$row;++$c)
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{
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if($lines[$line-1][$c] === "\t")
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$hint .= "----";
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else
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$hint .= "-";
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}
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$hint .= "^";
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return $hint;
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}
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else
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return "??? @($line:$row)";
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}
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function bhl_line_row_to_pos(string $file, int $line, int $row) : ?int
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{
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$pos = 0;
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$lines = file($file);
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//something went wrong
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if($line <= 0 || $line > count($lines))
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return null;
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for($i=0;$i<($line-1);++$i)
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$pos += strlen($lines[$i]);
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$pos += $row;
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return $pos;
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}
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function bhl_map_module_to_file(string $module) : ?string
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{
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$bhl_proj = bhl_proj();
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foreach($bhl_proj->getIncPath() as $dir)
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{
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$tmp = $dir.'/'.$module.'.bhl';
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if(file_exists($tmp))
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return $tmp;
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}
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return null;
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}
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function bhl_validate_func_ref(string $module_file, string $func_full_name, array $signature)
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{
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if(sizeof($signature) == 0)
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throw new Exception("Signature is invalid");
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$name_items = explode('.', $func_full_name);
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$func = array_pop($name_items);
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$namespace = implode('.', $name_items);
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$module_src = file_get_contents($module_file);
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$module_src = _bhl_remove_comments($module_src);
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if(!$module_src)
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throw new Exception("Bad module file '{$module_file}'");
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$module_chunks = array();
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if($namespace)
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{
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$ns_chunks = _bhl_split_by_namespaces($module_src);
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if(count($ns_chunks) == 0)
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throw new Exception("No namespaces found in '$module_file'");
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foreach($ns_chunks as $ns => $ns_src)
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{
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if($ns === $namespace)
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$module_chunks[] = $ns_src;
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}
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if(count($module_chunks) == 0)
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throw new Exception("Namespace '$namespace' for func '$func_full_name' not found in '$module_file'");
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}
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else
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$module_chunks[] = $module_src;
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$signature_pattern = '';
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$signature_pattern .= '~func\s+';
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if($signature[0] !== 'void')
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{
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$signature_pattern .= preg_quote($signature[0]);
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$signature_pattern .= '\s+';
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}
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$signature_pattern .= $func;
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$signature_pattern .= '\s*\(';
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array_shift($signature);
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foreach($signature as $type)
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{
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$signature_pattern .= '\s*';
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$signature_pattern .= preg_quote($type);
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$signature_pattern .= '\s*\S+';
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$signature_pattern .= '\s*,';
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}
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$signature_pattern = rtrim($signature_pattern, '\s*,');
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$signature_pattern .= '\s*\)';
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$signature_pattern .= '~';
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foreach($module_chunks as $module_chunk_src)
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{
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if(preg_match($signature_pattern, $module_chunk_src))
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return;
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}
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throw new Exception("Func '$func_full_name(".implode(',', $signature).")' not found in '$module_file'");
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}
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function _bhl_remove_comments(string $txt) : string
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{
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//block comments
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if(strpos($txt, '/*') !== false)
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{
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$regex = '~/\*.*?\*/~s';
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$txt = preg_replace_callback(
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$regex,
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//preserve the new lines for better error reporting
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function($m) { return str_repeat("\n", substr_count($m[0], "\n")); },
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$txt);
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}
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//line comments
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$txt = preg_replace("~\s*(?<!:)//.*~", "\n", $txt);
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return $txt;
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}
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function _bhl_split_by_namespaces(string $src) : array
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{
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$nss = array();
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$chunks = preg_split('~^\s*(namespace\s+[^\{]+){~m', $src, -1, PREG_SPLIT_DELIM_CAPTURE|PREG_SPLIT_NO_EMPTY);
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for($i=0;$i<count($chunks);)
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{
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$chunk = $chunks[$i];
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if(strpos(ltrim($chunk), 'namespace ') === 0)
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{
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$ns = trim(substr(ltrim($chunk), 9));
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$body = $chunks[$i+1];
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$nss[$ns] = $body;
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$i+=2;
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}
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else
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++$i;
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}
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return $nss;
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}
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