30 lines
1.3 KiB
Diff
30 lines
1.3 KiB
Diff
|
commit 31af92b9c8cf753992d45c801a855a02060afc08
|
||
|
|
Author: Siddhesh Poyarekar <siddhesh@sourceware.org>
|
||
|
|
Date: Wed May 4 15:56:47 2022 +0530
|
||
|
|
|
||
|
|
manual: Clarify that abbreviations of long options are allowed
|
||
|
|
|
||
|
|
The man page and code comments clearly state that abbreviations of long
|
||
|
|
option names are recognized correctly as long as they are unique.
|
||
|
|
Document this fact in the glibc manual as well.
|
||
|
|
|
||
|
|
Signed-off-by: Siddhesh Poyarekar <siddhesh@sourceware.org>
|
||
|
|
Reviewed-by: Florian Weimer <fweimer@redhat.com>
|
||
|
|
Reviewed-by: Andreas Schwab <schwab@linux-m68k.org>
|
||
|
|
(cherry picked from commit db1efe02c9f15affc3908d6ae73875b82898a489)
|
||
|
|
|
||
|
|
diff --git a/manual/getopt.texi b/manual/getopt.texi
|
||
|
|
index 5485fc46946631f7..b4c0b15ac2060560 100644
|
||
|
|
--- a/manual/getopt.texi
|
||
|
|
+++ b/manual/getopt.texi
|
||
|
|
@@ -250,7 +250,8 @@ option, and stores the option's argument (if it has one) in @code{optarg}.
|
||
|
|
|
||
|
|
When @code{getopt_long} encounters a long option, it takes actions based
|
||
|
|
on the @code{flag} and @code{val} fields of the definition of that
|
||
|
|
-option.
|
||
|
|
+option. The option name may be abbreviated as long as the abbreviation is
|
||
|
|
+unique.
|
||
|
|
|
||
|
|
If @code{flag} is a null pointer, then @code{getopt_long} returns the
|
||
|
|
contents of @code{val} to indicate which option it found. You should
|