X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/24bb8c8c257631f988941fcd78ecce09bc5d5f23..95aed8db15a0bb0f7819bf77586d0cf6812ffdfd:/tests/local.at

diff --git a/tests/local.at b/tests/local.at
index f8a88c96..d3b245c2 100644
--- a/tests/local.at
+++ b/tests/local.at
@@ -1,7 +1,9 @@
 # Process this -*- Autotest -*- file with autom4te.
 
 # Macros for the GNU Bison Test suite.
-# Copyright (C) 2003-2010 Free Software Foundation, Inc.
+
+# Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 Free
+# Software Foundation, Inc.
 
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -40,6 +42,25 @@ printf "$count\n";' $1], [0], [$3
 ## Macros decoding Bison options.  ##
 ## ------------------------------- ##
 
+# AT_LOC_PUSHDEF(FIRST-LINE, FIRST-COLUMN, LAST-LINE, LAST-COLUMN)
+# ----------------------------------------------------------------
+# Pushdef AT_LOC_(FIRST|LAST)_(LINE|COLUMN).
+m4_define([AT_LOC_PUSHDEF],
+[m4_pushdef([AT_LOC_FIRST_LINE],  [AT_LOC.$1])
+m4_pushdef([AT_LOC_FIRST_COLUMN], [AT_LOC.$2])
+m4_pushdef([AT_LOC_LAST_LINE],    [AT_LOC.$3])
+m4_pushdef([AT_LOC_LAST_COLUMN],  [AT_LOC.$4])])
+
+# AT_LOC_POPDEF
+# -------------
+# Popdef AT_LOC_(FIRST|LAST)_(LINE|COL).
+m4_define([AT_LOC_POPDEF],
+[m4_popdef([AT_LOC_FIRST_LINE])
+m4_popdef([AT_LOC_FIRST_COLUMN])
+m4_popdef([AT_LOC_LAST_LINE])
+m4_popdef([AT_LOC_LAST_COLUMN])])
+
+
 
 # AT_BISON_OPTION_PUSHDEFS([BISON-OPTIONS])
 # -----------------------------------------
@@ -131,6 +152,16 @@ AT_PURE_LEX_IF(
  m4_pushdef([AT_LEX_PRE_FORMALS], [])
  m4_pushdef([AT_LEX_PRE_ARGS],    [])
 ])
+
+# Handle the different types of location components.
+
+AT_SKEL_CC_IF(
+  [AT_LOCATION_TYPE_IF(
+    [AT_LOC_PUSHDEF([first.l], [first.c], [last.l], [last.c])],
+    [AT_LOC_PUSHDEF([begin.line], [begin.column], [end.line], [end.column])])],
+  [AT_LOC_PUSHDEF([first_line], [first_column], [last_line], [last_column])])
+
+
 AT_GLR_IF([AT_KEYWORDS([glr])])
 ])# _AT_BISON_OPTION_PUSHDEFS
 
@@ -161,6 +192,7 @@ m4_popdef([AT_SKEL_CC_IF])
 m4_popdef([AT_GLR_CC_IF])
 m4_popdef([AT_LALR1_CC_IF])
 m4_popdef([AT_DEFINES_IF])
+AT_LOC_POPDEF
 ])# AT_BISON_OPTION_POPDEFS
 
 
@@ -225,11 +257,17 @@ $2])
 #
 #   2. In the case of maintainer-xml-check, XML/XSLT output is compared with
 #      --graph and --report=all output for every working grammar.
+#
+#   3. If stderr contains a warning, -Werror and --warnings=error
+#      convert the warning to an error.
 m4_define([AT_BISON_CHECK],
 [m4_if(m4_quote($2), [0], [AT_BISON_CHECK_XML($@)],
        m4_quote($2), [], [AT_BISON_CHECK_XML($@)])
 AT_BISON_CHECK_NO_XML($@)])
 
+m4_define([AT_BISON_WERROR_MSG],
+          [[bison: warnings being treated as errors]])
+
 # AT_BISON_CHECK_NO_XML(BISON_ARGS, [OTHER_AT_CHECK_ARGS])
 # --------------------------------------------------------
 # Same as AT_BISON_CHECK except don't perform XML/XSLT checks.  This is useful
@@ -237,7 +275,64 @@ AT_BISON_CHECK_NO_XML($@)])
 # handle.
 m4_define([AT_BISON_CHECK_NO_XML],
 [AT_CHECK(m4_if(m4_quote($2), [0], [], m4_quote($2), [], [],
-                [AT_QUELL_VALGRIND ])[[bison ]]$@)])
+                [AT_QUELL_VALGRIND ])[[bison ]]$@)
+m4_if(m4_bregexp([$4], [: warning: ]), [-1], [],
+      [m4_if(m4_quote(m4_if(m4_quote($2), [], [0], [$2])), [0],
+             [[# Don't interfere with caller's files.
+              if test -f stderr; then
+                mv stderr at-bison-check-stderr.bak
+              fi
+              if test -f experr; then
+                mv experr at-bison-check-experr.bak
+              fi
+
+              # Run with -Werror.
+              ]AT_CHECK(AT_QUELL_VALGRIND[[ bison -Werror ]$1],
+                        [[1]], [$3], [stderr])[
+
+              # Build expected stderr up to and including the "warnings
+              # being treated as errors" message.
+              ]AT_DATA([[at-bison-check-warnings]], [$4])[
+              at_bison_check_first="` \
+                sed -n '/: warning: /=' at-bison-check-warnings \
+                | sed -n 1p \
+              `"
+              if test $at_bison_check_first -gt 1; then
+                sed -n "1,`expr $at_bison_check_first - 1`"p \
+                  at-bison-check-warnings > experr
+              fi
+              echo ']AT_BISON_WERROR_MSG[' >> experr
+
+              # Finish building expected stderr and check.  Unlike
+              # warnings, complaints cause bison to exit early.  Thus,
+              # with -Werror, bison does not necessarily report all
+              # warnings that it does without -Werror, but it at least
+              # reports one.
+              at_bison_check_last="`sed -n '$=' stderr`"
+              if test x"$at_bison_check_last" = x; then
+                at_bison_check_last=1
+              fi
+              at_bison_check_last="`expr $at_bison_check_last - 1`"
+              sed -n "$at_bison_check_first,$at_bison_check_last"p \
+                at-bison-check-warnings >> experr
+              ]AT_CHECK([[sed 's,.*/\(]AT_BISON_WERROR_MSG[\)$,\1,' \
+                          stderr 1>&2]], [[0]], [[]], [experr])[
+
+              # Now check --warnings=error.
+              cp stderr experr
+              ]AT_CHECK(AT_QUELL_VALGRIND[[ bison --warnings=error ]$1],
+                        [[1]], [$3], [experr])[
+
+              # Restore caller's files.
+              if test -f at-bison-check-experr.bak; then
+                mv at-bison-check-experr.bak experr
+              fi
+              if test -f at-bison-check-stderr.bak; then
+                mv at-bison-check-stderr.bak stderr
+              fi
+             ]])
+      ])
+])
 
 # AT_BISON_CHECK_XML(BISON_ARGS, [OTHER_AT_CHECK_ARGS])
 # -----------------------------------------------------