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root/Development/ray/src/rt/RdataShareMap.cpp

Comparing ray/src/rt/RdataShareMap.cpp (file contents):
Revision 2.1 by greg, Tue Oct 29 00:36:54 2024 UTC vs.
Revision 2.2 by greg, Wed Oct 30 01:38:21 2024 UTC

#	Line 36 | Line 36 | RdataShareMap::RdataShareMap(const char *name, int fla
36		error(CONSISTENCY, "bad RDSextend in RdataShareMap()");
37		return;
38		}
39	<	int     mmprot = PROT_NONE;
40	<	int     oflags = 0;
39	>	int     oflags, mmprot;
40		switch (flags & (RDSread|RDSwrite)) {
41		case RDSread|RDSwrite:
42	<	mmprot |= PROT_READ|PROT_WRITE;
43	<	oflags |= O_RDWR;
42	>	mmprot = PROT_READ|PROT_WRITE;
43	>	oflags = O_RDWR|O_CREAT;
44		break;
46	–	case RDSread:
47	–	mmprot |= PROT_READ;
48	–	oflags |= O_RDONLY;
49	–	break;
45		case RDSwrite:
46	<	mmprot |= PROT_WRITE;
47	<	oflags |= O_WRONLY;
46	>	mmprot = PROT_WRITE;
47	>	oflags = O_RDWR|O_CREAT;        // XXX system limitation
48		break;
49	+	case RDSread:
50	+	mmprot = PROT_READ;
51	+	oflags = O_RDONLY;
52	+	break;
53		}
54		int     fd = -1;
55		if (name) {                     // opening a shared file
56	<	if (flags & RDSexcl) oflags |= O_CREAT|O_EXCL;
56	>	if (flags & RDSexcl) oflags |= O_EXCL;
57		else if (flags & RDSextend && !siz) oflags |= O_TRUNC;
58		fd = open(name, oflags, 0666);
59		if (fd < 0) {

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