Staging
v0.5.1
v0.5.1
https://github.com/python/cpython
Tip revision: 74f4bd53e03ded8408bcc2de67cf0f5a4ac5b1a1 authored by Barry Warsaw on 23 February 2012, 15:59:38 UTC
Bump some more copyright years (as per PEP 101), since this is the first
Bump some more copyright years (as per PEP 101), since this is the first
Tip revision: 74f4bd5
unixstuff.c
/* Fudge unix isatty and fileno for RISCOS */
#include "unixstuff.h"
#include <math.h>
#include <time.h>
#include "oslib/osfile.h"
int fileno(FILE *f)
{ return (int)f;
}
int isatty(int fn)
{ return (fn==fileno(stdin));
}
bits unixtime(bits ld,bits ex)
{ ld&=0xFF;
ld-=51;
if(ex<1855547904U) ld--;
ex-=1855548004U;
return ex/100+42949673U*ld-ld/25;
}
/* from RISC OS infozip, preserves filetype in ld */
int acorntime(bits *ex, bits *ld, time_t utime)
{
unsigned timlo; /* 3 lower bytes of acorn file-time plus carry byte */
unsigned timhi; /* 2 high bytes of acorn file-time */
timlo = ((unsigned)utime & 0x00ffffffU) * 100 + 0x00996a00U;
timhi = ((unsigned)utime >> 24);
timhi = timhi * 100 + 0x0000336eU + (timlo >> 24);
if (timhi & 0xffff0000U)
return 1; /* calculation overflow, do not change time */
/* insert the five time bytes into loadaddr and execaddr variables */
*ex = (timlo & 0x00ffffffU) | ((timhi & 0x000000ffU) << 24);
*ld = (*ld & 0xffffff00U) | ((timhi >> 8) & 0x000000ffU);
return 0; /* subject to future extension to signal overflow */
}
int isdir(char *fn)
{ int ob;
if(xosfile_read_stamped_no_path(fn,&ob,0,0,0,0,0)) return 0;
switch (ob)
{ case osfile_IS_DIR:return 1;
case osfile_IS_IMAGE:return 1;
}
return 0;
}
int isfile(char *fn)
{ int ob;
if(xosfile_read_stamped_no_path(fn,&ob,0,0,0,0,0)) return 0;
switch (ob)
{ case osfile_IS_FILE:return 1;
case osfile_IS_IMAGE:return 1;
}
return 0;
}
int object_exists(char *fn)
{ int ob;
if(xosfile_read_stamped_no_path(fn,&ob,0,0,0,0,0)) return 0;
switch (ob)
{ case osfile_IS_FILE:return 1;
case osfile_IS_DIR:return 1;
case osfile_IS_IMAGE:return 1;
}
return 0;
}