X-Git-Url: https://code.delx.au/gnu-emacs/blobdiff_plain/d9858e4f1889a61b216ae1f99053846362067ccc..7be1c21aedb2f8e7b7831d494e065a31afe13146:/admin/notes/exit-value diff --git a/admin/notes/exit-value b/admin/notes/exit-value index 2eb598bf49..e59bb614b9 100644 --- a/admin/notes/exit-value +++ b/admin/notes/exit-value @@ -21,3 +21,15 @@ value requirements outlined in the first paragraph! That is the job of the #endif Values aside from EXIT_SUCCESS and EXIT_FAILURE are tricky. + + + +ttn 2004-05-12 + +Values aside from EXIT_SUCCESS and EXIT_FAILURE can be used to indicate +finer gradations of failure. If this is the only information available +to the caller, clamping such values to EXIT_FAILURE loses information. +If there are other ways to indicate the problem to the caller (such as +a message to stderr) it may be ok to clamp. In all cases, it is the +relationship between the program and its caller that must be examined. +[Insert ZAMM quote here.]