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Update a comment that compared the parser with an obsolete draft of

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IEEE Std 1003.2-1992. Most of the "extensions" here were actually
required by the final version of the standard.
This commit is contained in:
Tim J. Robbins 2004-06-27 15:27:15 +00:00
parent f91650cf2d
commit 0dcb7b75a3
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=131196
1 changed files with 2 additions and 4 deletions
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usr.bin/cut/cut.c
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@ -161,10 +161,8 @@ get_list(char *list)
/*
* set a byte in the positions array to indicate if a field or
* column is to be selected; use +1, it's 1-based, not 0-based.
* This parser is less restrictive than the Draft 9 POSIX spec.
* POSIX doesn't allow lists that aren't in increasing order or
* overlapping lists. We also handle "-3-5" although there's no
* real reason too.
* Numbers and number ranges may be overlapping, repeated, and in
* any order. We handle "-3-5" although there's no real reason too.
*/
for (; (p = strsep(&list, ", \t")) != NULL;) {
setautostart = start = stop = 0;