build: update gnulib submodule to latest

* cfg.mk: Update to use new _sc_search_regexp interface.  Run this:
perl -pi -e 's/\b_prohibit_regexp\b/_sc_search_regexp/;'
  -e 's/\bmsg=/halt=/; s/\bre=/prohibit=/;' cfg.mk
and then adjust backslashes so they still line up.

diff --git a/cfg.mk b/cfg.mk
index 1da4d3895e342321be67b2b64ecdf87efffae6f2..75ce77af68c22b9c1285c6ec4e053a3d294510e1 100644 (file)
--- a/cfg.mk
+++ b/cfg.mk
@@ -200,15 +200,15 @@ sc_no_exec_perl_coreutils:
 
 # Don't use "readlink" or "readlinkat" directly
 sc_prohibit_readlink:
-       @re='\<readlink(at)? \('                                        \
-       msg='do not use readlink(at); use via xreadlink or areadlink*'  \
-         $(_prohibit_regexp)
+       @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:
-       @re='\<l?stat '':|&l?stat\>'                                    \
-       msg='stat() and lstat() may be function-like macros'            \
-         $(_prohibit_regexp)
+       @prohibit='\<l?stat '':|&l?stat\>'                              \
+       halt='stat() and lstat() may be function-like macros'           \
+         $(_sc_search_regexp)
 
 # Ensure that date's --help output stays in sync with the info
 # documentation for GNU strftime.  The only exception is %N,
@@ -227,22 +227,22 @@ sc_strftime_check:
 
 # Indent only with spaces.
 sc_prohibit_tab_based_indentation:
-       @re='^ *        '                                               \
-       msg='TAB in indentation; use only spaces'                       \
-         $(_prohibit_regexp)
+       @prohibit='^ *  '                                               \
+       halt='TAB in indentation; use only spaces'                      \
+         $(_sc_search_regexp)
 
 # Don't use "indent-tabs-mode: nil" anymore.  No longer needed.
 sc_prohibit_emacs__indent_tabs_mode__setting:
-       @re='^( *[*#] *)?indent-tabs-mode:'                             \
-       msg='use of emacs indent-tabs-mode: setting'                    \
-         $(_prohibit_regexp)
+       @prohibit='^( *[*#] *)?indent-tabs-mode:'                       \
+       halt='use of emacs indent-tabs-mode: setting'                   \
+         $(_sc_search_regexp)
 
 # Ensure that each file that contains fail=1 also contains fail=0.
 # Otherwise, setting file=1 in the environment would make tests fail unexpectedly.
 sc_prohibit_fail_0:
-       @re='\<fail=0\>'                                                \
-       msg='fail=0 initialization'                                     \
-         $(_prohibit_regexp)
+       @prohibit='\<fail=0\>'                                          \
+       halt='fail=0 initialization'                                    \
+         $(_sc_search_regexp)
 
 # Ensure that "stdio--.h" is used where appropriate.
 sc_require_stdio_safer:
@@ -258,9 +258,9 @@ sc_require_stdio_safer:
 
 # Prefer xnanosleep over other less-precise sleep methods
 sc_prohibit_sleep:
-       @re='\<(nano|u)?sleep \('                                       \
-       msg='prefer xnanosleep over other sleep interfaces'             \
-         $(_prohibit_regexp)
+       @prohibit='\<(nano|u)?sleep \('                                 \
+       halt='prefer xnanosleep over other sleep interfaces'            \
+         $(_sc_search_regexp)
 
 ###########################################################
 _p0 = \([^"'/]\|"\([^\"]\|[\].\)*"\|'\([^\']\|[\].\)*'

diff --git a/gnulib b/gnulib
index e936a81c04962903122ea0d8b6af63c5fce4beaf..655a3ee56ace8f42bdf0660277a5aa4b6eeff6ca 160000 (submodule)
--- a/gnulib
+++ b/gnulib
@@ -1 +1 @@
-Subproject commit e936a81c04962903122ea0d8b6af63c5fce4beaf
+Subproject commit 655a3ee56ace8f42bdf0660277a5aa4b6eeff6ca