X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/520144aadc34f57ac0572ded66ab62fc32cb3069..0dd59ce3b4a23320b1edf604addda40215bc1aa7:/tests/local.at

diff --git a/tests/local.at b/tests/local.at
index 02e45597..f43ffde8 100644
--- a/tests/local.at
+++ b/tests/local.at
@@ -37,6 +37,33 @@ printf "$count\n";' $1], [0], [$3
 ])])
 
 
+# AT_SAVE_SPECIAL_FILES / AT_RESTORE_SPECIAL_FILES
+# ------------------------------------------------
+# Don't interfere with caller's files.
+m4_divert_text([PREPARE_TESTS],
+[at_save_special_files ()
+{
+  for at_save_file in stderr experr expout
+  do
+    test ! -f $at_save_file || mv $at_save_file at-bison-check-$at_save_file.bak
+  done
+}
+
+at_restore_special_files ()
+{
+  for at_save_file in stderr experr expout
+  do
+    test ! -f at-bison-check-$at_save_file.bak ||
+      mv at-bison-check-$at_save_file.bak $at_save_file
+  done
+}
+])
+
+m4_define([AT_SAVE_SPECIAL_FILES],    [at_save_special_files])
+m4_define([AT_RESTORE_SPECIAL_FILES], [at_restore_special_files])
+
+
+
 ## ------------------------------- ##
 ## Macros decoding Bison options.  ##
 ## ------------------------------- ##
@@ -82,7 +109,7 @@ m4_pushdef([AT_SKEL_CC_IF],
 m4_pushdef([AT_SKEL_JAVA_IF],
 [m4_bmatch([$3], [%language "[Jj][Aa][Vv][Aa]"\|%skeleton "[a-z0-9]+\.java"], [$1], [$2])])
 m4_pushdef([AT_GLR_IF],
-[m4_bmatch([$3], [%glr-parser\|%skeleton "glr\.], [$1], [$2])])
+[m4_bmatch([$3], [%glr-parser\|%skeleton "glr\..*"], [$1], [$2])])
 m4_pushdef([AT_LALR1_CC_IF],
 [AT_SKEL_CC_IF([AT_GLR_IF([$2], [$1])], [$2])])
 m4_pushdef([AT_GLR_CC_IF],
@@ -108,7 +135,11 @@ m4_pushdef([AT_GLR_OR_PARAM_IF],
 [m4_bmatch([$3], [%glr-parser\|%parse-param], [$1], [$2])])
 m4_pushdef([AT_NAME_PREFIX],
 [m4_bmatch([$3], [%name-prefix ".*"],
-           [m4_bregexp([$3], [name-prefix "\([^"]*\)"], [\1])],
+           [m4_bregexp([$3], [name-prefix "\([^""]*\)"], [\1])],
+           [yy])])
+m4_pushdef([AT_API_PREFIX],
+[m4_bmatch([$3], [%define api\.prefix ".*"],
+           [m4_bregexp([$3], [%define api\.prefix "\([^""]*\)"], [\1])],
            [yy])])
 m4_pushdef([AT_TOKEN_PREFIX],
 [m4_bmatch([$3], [%define api.tokens.prefix ".*"],
@@ -180,6 +211,7 @@ m4_popdef([AT_LOC])
 m4_popdef([AT_PURE_LEX_IF])
 m4_popdef([AT_YYERROR_SEES_LOC_IF])
 m4_popdef([AT_YYERROR_ARG_LOC_IF])
+m4_popdef([AT_API_PREFIX])
 m4_popdef([AT_NAME_PREFIX])
 m4_popdef([AT_GLR_OR_PARAM_IF])
 m4_popdef([AT_PURE_AND_LOC_IF])
@@ -245,6 +277,70 @@ m4_define([AT_DATA_GRAMMAR],
 $2])
 ])
 
+# AT_YYLEX_DECLARE_EXTERN
+# AT_YYLEX_DECLARE
+# AT_YYLEX_DEFINE(INPUT-STRING, [ACTION])
+# ---------------------------------------
+m4_define([AT_YYLEX_DECLARE_EXTERN],
+[int AT_API_PREFIX[]lex (void);dnl
+])
+
+m4_define([AT_YYLEX_DECLARE],
+[static AT_YYLEX_DECLARE_EXTERN[]dnl
+])
+
+m4_define([AT_YYLEX_DEFINE],
+[[#include <stdlib.h> /* abort */
+static int
+]AT_API_PREFIX[lex (void)
+{
+  static char const input[] = "$1";
+  static size_t toknum = 0;
+  int res;
+  if (! (toknum < sizeof input))
+    abort ();
+  res = input[toknum++];
+  ]$2;[]AT_LOCATION_IF([[
+  ]AT_API_PREFIX[lloc.first_line = ]AT_API_PREFIX[lloc.last_line = 1;
+  ]AT_API_PREFIX[lloc.first_column = ]AT_API_PREFIX[lloc.last_column = toknum;]])[
+  return res;
+}]dnl
+])
+
+# AT_YYERROR_DECLARE_EXTERN
+# AT_YYERROR_DECLARE
+# AT_YYERROR_DEFINE
+# -------------------------
+# Beware that must be called inside a AT_BISON_OPTION_PUSHDEFS/POPDEFS
+# pair.
+m4_define([AT_YYERROR_DECLARE_EXTERN],
+[void AT_API_PREFIX[]error (const char *msg);dnl
+])
+
+m4_define([AT_YYERROR_DECLARE],
+[static AT_YYERROR_DECLARE_EXTERN[]dnl
+])
+
+m4_define([AT_YYERROR_DEFINE],
+[AT_SKEL_JAVA_IF([[public void yyerror (String msg)
+{
+  System.err.println (msg);
+}]], [AT_SKEL_CC_IF([[void
+yy::parser::error (]AT_LOCATION_IF([[const yy::location &, ]])[std::string const &msg)
+{
+  std::cerr << msg << std::endl;
+}]], [[#include <stdio.h>
+static void
+]AT_API_PREFIX[error (char const *msg)
+{
+  fprintf (stderr, "%s\n", msg);
+}]])])dnl
+])
+
+## --------------- ##
+## Running Bison.  ##
+## --------------- ##
+
 # AT_BISON_CHECK(BISON_ARGS, [OTHER_AT_CHECK_ARGS])
 # -------------------------------------------------
 # Check Bison by invoking `bison BISON_ARGS'.  BISON_ARGS should not contain
@@ -288,10 +384,7 @@ m4_if(m4_bregexp([$4], [: warning: ]), [-1], [],
         # are added after the grammar file name, so skip these checks
         # in that case.
         if test -z "${POSIXLY_CORRECT+set}"; then
-          # 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
-          if test -f expout; then mv expout at-bison-check-expout.bak; fi
+          ]AT_SAVE_SPECIAL_FILES[
 
           # To avoid expanding it repeatedly, store specified stdout.
           ]AT_DATA([expout], [$3])[
@@ -343,16 +436,7 @@ m4_if(m4_bregexp([$4], [: warning: ]), [-1], [],
           ]AT_CHECK(AT_QUELL_VALGRIND[[ bison ]$1[ --warnings=none \
                     -Werror]], [[0]], [expout])[
 
-          # Restore caller's files.
-          if test -f at-bison-check-expout.bak; then
-            mv at-bison-check-expout.bak expout
-          fi
-          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_RESTORE_SPECIAL_FILES[
         fi
       ]])
 ])
@@ -363,8 +447,9 @@ m4_if(m4_bregexp([$4], [: warning: ]), [-1], [],
 # defined.  It doesn't make sense to invoke this macro if Bison is expected to
 # have a non-zero exit status.
 m4_define([AT_BISON_CHECK_XML],
-[[if test x"$BISON_TEST_XML" = x1 && test x"$XSLTPROC" != x""; then
-  mkdir xml-tests]
+[[if test x"$BISON_TEST_XML" = x1 && test x"$XSLTPROC" != x""; then]
+  AT_SAVE_SPECIAL_FILES
+  [mkdir xml-tests]
   m4_pushdef([AT_BISON_ARGS],
              [m4_bpatsubsts([[$1]],
                             [--report(-file)?=[^][ ]*], [],
@@ -386,8 +471,9 @@ m4_define([AT_BISON_CHECK_XML],
   AT_CHECK([[$XSLTPROC \
              `]]AT_QUELL_VALGRIND[[ bison --print-datadir`/xslt/xml2dot.xsl \
              xml-tests/test.xml]], [[0]], [expout])
-  [rm -rf xml-tests expout
-fi]])
+  [rm -rf xml-tests expout]
+  AT_RESTORE_SPECIAL_FILES
+[fi]])
 
 # AT_QUELL_VALGRIND
 # -----------------
@@ -438,8 +524,8 @@ AT_CHECK([[test -n "$CONF_JAVA" || exit 77
 AT_CHECK([[$SHELL ../../../javacomp.sh ]$1],
          [[0]], [ignore], [ignore])])
 
-# AT_FULL_COMPILE(OUTPUT, [OTHER])
-# --------------------------------
+# AT_FULL_COMPILE(OUTPUT, [OTHER1], [OTHER2])
+# -------------------------------------------
 # Compile OUTPUT.y to OUTPUT.c, OUTPUT.cc, or OUTPUT.java, and then
 # compile it to OUTPUT or OUTPUT.class.  If OTHER is specified, compile
 # OUTPUT-OTHER.c, OUTPUT-OTHER.cc, or OUTPUT-OTHER.java to OUTPUT or
@@ -447,16 +533,27 @@ AT_CHECK([[$SHELL ../../../javacomp.sh ]$1],
 # AT_SKEL_JAVA_IF.
 m4_define([AT_FULL_COMPILE], [
   AT_SKEL_JAVA_IF([
-    AT_BISON_CHECK([[-o ]$1[.java ]$1[.y]])
-    AT_JAVA_COMPILE([$1[.java]]m4_ifval($2,
-                                        [[$1[.java ]$1[-]$2[.java]]]))
+    AT_BISON_CHECK([-o $1.java $1.y])
+    AT_JAVA_COMPILE([$1.java],
+                    m4_join([ ],
+                            [$1.java],
+                            m4_ifval($2, [[$1-$2.java]]),
+                            m4_ifval($3, [[$1-$3.java]])))
   ], [
     AT_SKEL_CC_IF([
-      AT_BISON_CHECK([[-o ]$1[.cc ]$1[.y]])
-      AT_COMPILE_CXX([$1]m4_ifval($2, [, [$1[.cc ]$1[-]$2[.cc]]]))
+      AT_BISON_CHECK([-o $1.cc $1.y])
+      AT_COMPILE_CXX([$1],
+                     m4_join([ ],
+                             [$1.cc],
+                             m4_ifval($2, [[$1-$2.cc]]),
+                             m4_ifval($3, [[$1-$3.cc]])))
     ], [
-      AT_BISON_CHECK([[-o ]$1[.c ]$1[.y]])
-      AT_COMPILE([$1]m4_ifval($2, [, [$1[.c ]$1[-]$2[.c]]]))
+      AT_BISON_CHECK([-o $1.c $1.y])
+      AT_COMPILE([$1],
+                  m4_join([ ],
+                          [$1.c],
+                          m4_ifval($2, [[$1-$2.c]]),
+                          m4_ifval($3, [[$1-$3.c]])))
     ])
   ])
 ])
@@ -565,12 +662,12 @@ m4_define([AT_TEST_TABLES_AND_PARSE],
 [m4_pushdef([AT_COND_CASE], [m4_case([$2], $][@)])
 
 AT_SETUP([$1])
-
+AT_BISON_OPTION_PUSHDEFS([$4])
 AT_DATA_GRAMMAR([[input.y]],
 [[%code {
   #include <stdio.h>
-  static void yyerror (char const *msg);
-  static int yylex (void);
+  ]AT_YYERROR_DECLARE[
+  ]AT_YYLEX_DECLARE[
 }
 
 ]$4[
@@ -580,13 +677,7 @@ AT_DATA_GRAMMAR([[input.y]],
 ]$5[
 
 %%
-
-static void
-yyerror (char const *msg)
-{
-  fprintf (stderr, "%s\n", msg);
-}
-
+]AT_YYERROR_DEFINE[
 static int
 yylex (void)
 {
@@ -607,7 +698,7 @@ main (void)
 # In some versions of Autoconf, AT_CHECK invokes AS_ESCAPE before
 # expanding macros, so it corrupts some special characters in the
 # macros.  To avoid this, expand now and pass it the result with proper
-# string quotation.  Assume args 7 thru 12 expand to properly quoted
+# string quotation.  Assume args 7 through 12 expand to properly quoted
 # strings.
 
 m4_if(m4_index(m4_quote($3), [no-xml]), -1,
@@ -642,6 +733,7 @@ AT_PARSER_CHECK([[./input]],
                 m4_ifval([$11], [m4_dquote($11)]),
                 m4_ifval([$12], [m4_dquote($12)]))
 
+AT_BISON_OPTION_POPDEFS
 AT_CLEANUP
 
 m4_popdef([AT_COND_CASE])])