Commit 26fad6e5 authored by Gerd Moellmann's avatar Gerd Moellmann
Browse files

(Ffloat_time): Fix off-by-factor-of-10 bug in the

microseconds calcuation.  Avoid double-rounding problem.
In doc string, warn that the result is approximate.
parent 30a3f61c
/* Lisp functions pertaining to editing.
Copyright (C) 1985,86,87,89,93,94,95,96,97,98, 1999, 2000
Copyright (C) 1985,86,87,89,93,94,95,96,97,98, 1999, 2000, 2001
Free Software Foundation, Inc.
This file is part of GNU Emacs.
......@@ -1358,7 +1358,10 @@ If an argument is given, it specifies a time to convert to float\n\
instead of the current time. The argument should have the forms:\n\
Thus, you can use times obtained from `current-time'\n\
and from `file-attributes'.")
and from `file-attributes'.\n\
WARNING: Since the result is floating point, it may not be exact.\n\
Do not use this function if precise time stamps are required.")
Lisp_Object specified_time;
......@@ -1368,7 +1371,7 @@ and from `file-attributes'.")
if (! lisp_time_argument (specified_time, &sec, &usec))
error ("Invalid time specification");
return make_float (sec + usec * 0.0000001);
return make_float ((sec * 1e6 + usec) / 1e6);
/* Write information into buffer S of size MAXSIZE, according to the
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