Add strlcat() from OpenBSD, to be used for replacing strncat and other

strange coding practices.

1 files changed, 72 insertions, 1 deletions

diff --git a/configure b/configure
index 87eeef3823..43b31ad904 100755
--- a/configure
+++ b/configure
@@ -13973,6 +13973,76 @@ _ACEOF
 fi
 
 
+echo "$as_me:$LINENO: checking whether strlcat is declared" >&5
+echo $ECHO_N "checking whether strlcat is declared... $ECHO_C" >&6
+if test "${ac_cv_have_decl_strlcat+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
+int
+main ()
+{
+#ifndef strlcat
+  char *p = (char *) strlcat;
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_have_decl_strlcat=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_have_decl_strlcat=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $ac_cv_have_decl_strlcat" >&5
+echo "${ECHO_T}$ac_cv_have_decl_strlcat" >&6
+if test $ac_cv_have_decl_strlcat = yes; then
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_STRLCAT 1
+_ACEOF
+
+
+else
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_STRLCAT 0
+_ACEOF
+
+
+fi
 echo "$as_me:$LINENO: checking whether strlcpy is declared" >&5
 echo $ECHO_N "checking whether strlcpy is declared... $ECHO_C" >&6
 if test "${ac_cv_have_decl_strlcpy+set}" = set; then
@@ -14850,7 +14920,8 @@ LIBS=`echo "$LIBS" | sed -e 's/-ledit//g' -e 's/-lreadline//g'`
 
 
 
-for ac_func in crypt fseeko getopt getrusage inet_aton random rint srandom strdup strerror strlcpy strtol strtoul unsetenv
+
+for ac_func in crypt fseeko getopt getrusage inet_aton random rint srandom strdup strerror strlcat strlcpy strtol strtoul unsetenv
 do
 as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
 echo "$as_me:$LINENO: checking for $ac_func" >&5