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tools/mpremote: Raise OSError on unsupported RemoteFile.seek. 

Signed-off-by: Michel Bouwmans <m.bouwmans@ep-games.eu>
This commit is contained in:
Michel Bouwmans 2021-07-22 23:57:52 +02:00 committed by Damien George
parent 7870ec0370
commit 92464f11b0
1 changed files with 7 additions and 2 deletions
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9
tools/mpremote/mpremote/pyboardextended.py
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@ -1,4 +1,4 @@
import os, re, serial, struct, time import io, os, re, serial, struct, time
from errno import EPERM from errno import EPERM
from .console import VT_ENABLED from .console import VT_ENABLED
@ -222,6 +222,8 @@ class RemoteFile(uio.IOBase):
c.wr_s8(whence) c.wr_s8(whence)
n = c.rd_s32() n = c.rd_s32()
c.end() c.end()
if n < 0:
raise OSError(n)
return n return n
@ -463,7 +465,10 @@ class PyboardCommand:
n = self.rd_s32() n = self.rd_s32()
whence = self.rd_s8() whence = self.rd_s8()
# self.log_cmd(f"seek {fd} {n}") # self.log_cmd(f"seek {fd} {n}")
n = self.data_files[fd][0].seek(n, whence) try:
n = self.data_files[fd][0].seek(n, whence)
except io.UnsupportedOperation:
n = -1
self.wr_s32(n) self.wr_s32(n)
def do_write(self): def do_write(self):