From: Paul Eggert <eggert@cs.ucla.edu>
Date: Sat, 15 Jan 2022 20:12:21 +0000 (-0800)
Subject: build: allow readlinkat calls
X-Git-Tag: v9.1~139
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2ba6fb653c7d029e9ecef8e6d7d762674d2573ff;p=thirdparty%2Fcoreutils.git

build: allow readlinkat calls

Problem reported by Bernhard Voelker in:
https://lists.gnu.org/r/coreutils/2022-01/msg00026.html
* cfg.mk (sc_prohibit_readlink): Remove.  It’s OK to call
readlinkat to determine whether a file is a symbolic link.
---

diff --git a/cfg.mk b/cfg.mk
index c6284256ca..90066f19a1 100644
--- a/cfg.mk
+++ b/cfg.mk
@@ -441,12 +441,6 @@ sc_prohibit_operator_at_end_of_line:
 	halt='found operator at end of line'				\
 	  $(_sc_search_regexp)
 
-# Don't use "readlink" or "readlinkat" directly
-sc_prohibit_readlink:
-	@prohibit='\<readlink(at)? \('					\
-	halt='do not use readlink(at); use via xreadlink or areadlink*'	\
-	  $(_sc_search_regexp)
-
 # Don't use address of "stat" or "lstat" functions
 sc_prohibit_stat_macro_address:
 	@prohibit='\<l?stat '':|&l?stat\>'				\