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Fixed obscure bug in setvbuf

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ceriel 1995-12-04 17:11:54 +00:00
parent 42b693b1af
commit ca09a9b0e8
1 changed files with 2 additions and 1 deletions
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3
lang/cem/libcc.ansi/stdio/setvbuf.c
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@ -23,8 +23,9 @@ setvbuf(register FILE *stream, char *buf, int mode, size_t size)
stream->_flags &= ~(_IOMYBUF | _IONBF | _IOLBF); stream->_flags &= ~(_IOMYBUF | _IONBF | _IOLBF);
if (buf && size <= 0) retval = EOF;
if (!buf && (mode != _IONBF)) { if (!buf && (mode != _IONBF)) {
if ((buf = (char *) malloc(size)) == NULL) { if (size <= 0 || (buf = (char *) malloc(size)) == NULL) {
retval = EOF; retval = EOF;
} else { } else {
stream->_flags |= _IOMYBUF; stream->_flags |= _IOMYBUF;