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Be more careful with closing fd's 0,1,2.

This commit is contained in:
Guido van Rossum 1997-10-07 14:37:31 +00:00
parent ef31b240ea
commit d6449a2b11
1 changed files with 5 additions and 3 deletions
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8
Demo/tkinter/guido/ShellWindow.py
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@ -110,9 +110,11 @@ def spawn(prog, args):
pid = os.fork() pid = os.fork()
if pid == 0: if pid == 0:
# Child # Child
os.close(0) for i in 0, 1, 2:
os.close(1) try:
os.close(2) os.close(i)
except os.error:
pass
if os.dup(p2cread) <> 0: if os.dup(p2cread) <> 0:
sys.stderr.write('popen2: bad read dup\n') sys.stderr.write('popen2: bad read dup\n')
if os.dup(c2pwrite) <> 1: if os.dup(c2pwrite) <> 1: