diff options
Diffstat (limited to 'waflib/ansiterm.py')
| -rw-r--r-- | waflib/ansiterm.py | 238 |
1 files changed, 238 insertions, 0 deletions
diff --git a/waflib/ansiterm.py b/waflib/ansiterm.py new file mode 100644 index 0000000..1d8bc78 --- /dev/null +++ b/waflib/ansiterm.py @@ -0,0 +1,238 @@ +#! /usr/bin/env python +# encoding: utf-8 +# WARNING! Do not edit! https://waf.io/book/index.html#_obtaining_the_waf_file + +import os,re,sys +from waflib import Utils +wlock=Utils.threading.Lock() +try: + from ctypes import Structure,windll,c_short,c_ushort,c_ulong,c_int,byref,c_wchar,POINTER,c_long +except ImportError: + class AnsiTerm(object): + def __init__(self,stream): + self.stream=stream + try: + self.errors=self.stream.errors + except AttributeError: + pass + self.encoding=self.stream.encoding + def write(self,txt): + try: + wlock.acquire() + self.stream.write(txt) + self.stream.flush() + finally: + wlock.release() + def fileno(self): + return self.stream.fileno() + def flush(self): + self.stream.flush() + def isatty(self): + return self.stream.isatty() +else: + class COORD(Structure): + _fields_=[("X",c_short),("Y",c_short)] + class SMALL_RECT(Structure): + _fields_=[("Left",c_short),("Top",c_short),("Right",c_short),("Bottom",c_short)] + class CONSOLE_SCREEN_BUFFER_INFO(Structure): + _fields_=[("Size",COORD),("CursorPosition",COORD),("Attributes",c_ushort),("Window",SMALL_RECT),("MaximumWindowSize",COORD)] + class CONSOLE_CURSOR_INFO(Structure): + _fields_=[('dwSize',c_ulong),('bVisible',c_int)] + try: + _type=unicode + except NameError: + _type=str + to_int=lambda number,default:number and int(number)or default + STD_OUTPUT_HANDLE=-11 + STD_ERROR_HANDLE=-12 + windll.kernel32.GetStdHandle.argtypes=[c_ulong] + windll.kernel32.GetStdHandle.restype=c_ulong + windll.kernel32.GetConsoleScreenBufferInfo.argtypes=[c_ulong,POINTER(CONSOLE_SCREEN_BUFFER_INFO)] + windll.kernel32.GetConsoleScreenBufferInfo.restype=c_long + windll.kernel32.SetConsoleTextAttribute.argtypes=[c_ulong,c_ushort] + windll.kernel32.SetConsoleTextAttribute.restype=c_long + windll.kernel32.FillConsoleOutputCharacterW.argtypes=[c_ulong,c_wchar,c_ulong,POINTER(COORD),POINTER(c_ulong)] + windll.kernel32.FillConsoleOutputCharacterW.restype=c_long + windll.kernel32.FillConsoleOutputAttribute.argtypes=[c_ulong,c_ushort,c_ulong,POINTER(COORD),POINTER(c_ulong)] + windll.kernel32.FillConsoleOutputAttribute.restype=c_long + windll.kernel32.SetConsoleCursorPosition.argtypes=[c_ulong,POINTER(COORD)] + windll.kernel32.SetConsoleCursorPosition.restype=c_long + windll.kernel32.SetConsoleCursorInfo.argtypes=[c_ulong,POINTER(CONSOLE_CURSOR_INFO)] + windll.kernel32.SetConsoleCursorInfo.restype=c_long + class AnsiTerm(object): + def __init__(self,s): + self.stream=s + try: + self.errors=s.errors + except AttributeError: + pass + self.encoding=s.encoding + self.cursor_history=[] + handle=(s.fileno()==2)and STD_ERROR_HANDLE or STD_OUTPUT_HANDLE + self.hconsole=windll.kernel32.GetStdHandle(handle) + self._sbinfo=CONSOLE_SCREEN_BUFFER_INFO() + self._csinfo=CONSOLE_CURSOR_INFO() + windll.kernel32.GetConsoleCursorInfo(self.hconsole,byref(self._csinfo)) + self._orig_sbinfo=CONSOLE_SCREEN_BUFFER_INFO() + r=windll.kernel32.GetConsoleScreenBufferInfo(self.hconsole,byref(self._orig_sbinfo)) + self._isatty=r==1 + def screen_buffer_info(self): + windll.kernel32.GetConsoleScreenBufferInfo(self.hconsole,byref(self._sbinfo)) + return self._sbinfo + def clear_line(self,param): + mode=param and int(param)or 0 + sbinfo=self.screen_buffer_info() + if mode==1: + line_start=COORD(0,sbinfo.CursorPosition.Y) + line_length=sbinfo.Size.X + elif mode==2: + line_start=COORD(sbinfo.CursorPosition.X,sbinfo.CursorPosition.Y) + line_length=sbinfo.Size.X-sbinfo.CursorPosition.X + else: + line_start=sbinfo.CursorPosition + line_length=sbinfo.Size.X-sbinfo.CursorPosition.X + chars_written=c_ulong() + windll.kernel32.FillConsoleOutputCharacterW(self.hconsole,c_wchar(' '),line_length,line_start,byref(chars_written)) + windll.kernel32.FillConsoleOutputAttribute(self.hconsole,sbinfo.Attributes,line_length,line_start,byref(chars_written)) + def clear_screen(self,param): + mode=to_int(param,0) + sbinfo=self.screen_buffer_info() + if mode==1: + clear_start=COORD(0,0) + clear_length=sbinfo.CursorPosition.X*sbinfo.CursorPosition.Y + elif mode==2: + clear_start=COORD(0,0) + clear_length=sbinfo.Size.X*sbinfo.Size.Y + windll.kernel32.SetConsoleCursorPosition(self.hconsole,clear_start) + else: + clear_start=sbinfo.CursorPosition + clear_length=((sbinfo.Size.X-sbinfo.CursorPosition.X)+sbinfo.Size.X*(sbinfo.Size.Y-sbinfo.CursorPosition.Y)) + chars_written=c_ulong() + windll.kernel32.FillConsoleOutputCharacterW(self.hconsole,c_wchar(' '),clear_length,clear_start,byref(chars_written)) + windll.kernel32.FillConsoleOutputAttribute(self.hconsole,sbinfo.Attributes,clear_length,clear_start,byref(chars_written)) + def push_cursor(self,param): + sbinfo=self.screen_buffer_info() + self.cursor_history.append(sbinfo.CursorPosition) + def pop_cursor(self,param): + if self.cursor_history: + old_pos=self.cursor_history.pop() + windll.kernel32.SetConsoleCursorPosition(self.hconsole,old_pos) + def set_cursor(self,param): + y,sep,x=param.partition(';') + x=to_int(x,1)-1 + y=to_int(y,1)-1 + sbinfo=self.screen_buffer_info() + new_pos=COORD(min(max(0,x),sbinfo.Size.X),min(max(0,y),sbinfo.Size.Y)) + windll.kernel32.SetConsoleCursorPosition(self.hconsole,new_pos) + def set_column(self,param): + x=to_int(param,1)-1 + sbinfo=self.screen_buffer_info() + new_pos=COORD(min(max(0,x),sbinfo.Size.X),sbinfo.CursorPosition.Y) + windll.kernel32.SetConsoleCursorPosition(self.hconsole,new_pos) + def move_cursor(self,x_offset=0,y_offset=0): + sbinfo=self.screen_buffer_info() + new_pos=COORD(min(max(0,sbinfo.CursorPosition.X+x_offset),sbinfo.Size.X),min(max(0,sbinfo.CursorPosition.Y+y_offset),sbinfo.Size.Y)) + windll.kernel32.SetConsoleCursorPosition(self.hconsole,new_pos) + def move_up(self,param): + self.move_cursor(y_offset=-to_int(param,1)) + def move_down(self,param): + self.move_cursor(y_offset=to_int(param,1)) + def move_left(self,param): + self.move_cursor(x_offset=-to_int(param,1)) + def move_right(self,param): + self.move_cursor(x_offset=to_int(param,1)) + def next_line(self,param): + sbinfo=self.screen_buffer_info() + self.move_cursor(x_offset=-sbinfo.CursorPosition.X,y_offset=to_int(param,1)) + def prev_line(self,param): + sbinfo=self.screen_buffer_info() + self.move_cursor(x_offset=-sbinfo.CursorPosition.X,y_offset=-to_int(param,1)) + def rgb2bgr(self,c): + return((c&1)<<2)|(c&2)|((c&4)>>2) + def set_color(self,param): + cols=param.split(';') + sbinfo=self.screen_buffer_info() + attr=sbinfo.Attributes + for c in cols: + c=to_int(c,0) + if 29<c<38: + attr=(attr&0xfff0)|self.rgb2bgr(c-30) + elif 39<c<48: + attr=(attr&0xff0f)|(self.rgb2bgr(c-40)<<4) + elif c==0: + attr=self._orig_sbinfo.Attributes + elif c==1: + attr|=0x08 + elif c==4: + attr|=0x80 + elif c==7: + attr=(attr&0xff88)|((attr&0x70)>>4)|((attr&0x07)<<4) + windll.kernel32.SetConsoleTextAttribute(self.hconsole,attr) + def show_cursor(self,param): + self._csinfo.bVisible=1 + windll.kernel32.SetConsoleCursorInfo(self.hconsole,byref(self._csinfo)) + def hide_cursor(self,param): + self._csinfo.bVisible=0 + windll.kernel32.SetConsoleCursorInfo(self.hconsole,byref(self._csinfo)) + ansi_command_table={'A':move_up,'B':move_down,'C':move_right,'D':move_left,'E':next_line,'F':prev_line,'G':set_column,'H':set_cursor,'f':set_cursor,'J':clear_screen,'K':clear_line,'h':show_cursor,'l':hide_cursor,'m':set_color,'s':push_cursor,'u':pop_cursor,} + ansi_tokens=re.compile('(?:\x1b\[([0-9?;]*)([a-zA-Z])|([^\x1b]+))') + def write(self,text): + try: + wlock.acquire() + if self._isatty: + for param,cmd,txt in self.ansi_tokens.findall(text): + if cmd: + cmd_func=self.ansi_command_table.get(cmd) + if cmd_func: + cmd_func(self,param) + else: + self.writeconsole(txt) + else: + self.stream.write(text) + finally: + wlock.release() + def writeconsole(self,txt): + chars_written=c_ulong() + writeconsole=windll.kernel32.WriteConsoleA + if isinstance(txt,_type): + writeconsole=windll.kernel32.WriteConsoleW + done=0 + todo=len(txt) + chunk=32<<10 + while todo!=0: + doing=min(chunk,todo) + buf=txt[done:done+doing] + r=writeconsole(self.hconsole,buf,doing,byref(chars_written),None) + if r==0: + chunk>>=1 + continue + done+=doing + todo-=doing + def fileno(self): + return self.stream.fileno() + def flush(self): + pass + def isatty(self): + return self._isatty + if sys.stdout.isatty()or sys.stderr.isatty(): + handle=sys.stdout.isatty()and STD_OUTPUT_HANDLE or STD_ERROR_HANDLE + console=windll.kernel32.GetStdHandle(handle) + sbinfo=CONSOLE_SCREEN_BUFFER_INFO() + def get_term_cols(): + windll.kernel32.GetConsoleScreenBufferInfo(console,byref(sbinfo)) + return sbinfo.Size.X-1 +try: + import struct,fcntl,termios +except ImportError: + pass +else: + if(sys.stdout.isatty()or sys.stderr.isatty())and os.environ.get('TERM','')not in('dumb','emacs'): + FD=sys.stdout.isatty()and sys.stdout.fileno()or sys.stderr.fileno() + def fun(): + return struct.unpack("HHHH",fcntl.ioctl(FD,termios.TIOCGWINSZ,struct.pack("HHHH",0,0,0,0)))[1] + try: + fun() + except Exception as e: + pass + else: + get_term_cols=fun |