\c URL: http://127.164.152.163:48638/
(That URL will always begin with \cq{127.}, meaning that it's in the
-\cw{localhost} address space.)
+\cw{localhost} address space. So only processes running on the same
+computer can even try to connect to that web server, and also there
+is access control to prevent other users from seeing it \dash see
+below for more detail.)
Now paste that URL into your web browser, and you will be shown a
graphical representation of the disk usage in \cw{/home/fred} and
\lcont{
-(Actually, the output will not be exactly identical, due to a
-difference in treatment of last-access times on directories. See the
-documentation of the \cw{--dir-atime} option in the next section.
+(The output will not be exactly \e{identical}, due to a
+difference in treatment of last-access times on directories.
+However, it should be effectively equivalent for most purposes. See
+the documentation of the \cw{--dir-atime} option in the next section
+for further detail.)
}
nearly a third of a Gb in size. Furthermore, since the data file
must be memory-mapped during most processing, it can never grow
larger than available address space, which means that any use of
-\cw{agedu} on a seriously large file system is probably going to
-have to be done on a 64-bit computer.
+\cw{agedu} on a file system more than about ten times the above size
+is probably going to have to be done on a 64-bit computer.
The data structure also does not usefully permit access control
within the data file, so it would be difficult \dash even given the
usage(stdout);
return 0;
case OPT_VERSION:
- printf("FIXME: version();\n");
+#ifdef PACKAGE_VERSION
+ printf("%s, revision %s\n", PNAME, PACKAGE_VERSION);
+#else
+ printf("%s: version number not available when not built"
+ " via automake\n", PNAME);
+#endif
return 0;
case OPT_LICENCE:
{