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Reads of zero should be legal!

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Guido van Rossum 1990-10-26 14:58:11 +00:00
parent 17e66f6d87
commit dd5c7be568
1 changed files with 6 additions and 1 deletions
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7
Objects/fileobject.c
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@ -1,5 +1,10 @@
/* File object implementation */ /* File object implementation */
/* XXX This should become a built-in module 'io'. It should support more
functionality, better exception handling for invalid calls, etc.
It should also cooperate with posix to support popen(), which should
share most code but have a special close function. */
#include <stdio.h> #include <stdio.h>
#include "PROTO.h" #include "PROTO.h"
@ -142,7 +147,7 @@ fileread(f, args)
return NULL; return NULL;
} }
n = getintvalue(args); n = getintvalue(args);
if (n <= 0 /* || n > 0x7fff /*XXX*/ ) { if (n < 0) {
errno = EDOM; errno = EDOM;
return NULL; return NULL;
} }