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tests: factor the declaration/definition of yyerror and yylex.

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* tests/local.at (AT_YYERROR_DECLARE, AT_YYERROR_DECLARE_EXTERN)
(AT_YYERROR_DEFINE, AT_YYLEX_DECLARE, AT_YYLEX_DECLARE_EXTERN)
(AT_YYLEX_DEFINE): New.
Must be used inside AT_BISON_OPTION_PUSHDEFS/POPDEFS pair.
* tests/actions.at, tests/conflicts.at, tests/glr-regression.at,
* tests/headers.at, tests/input.at, tests/named-refs.at,
* tests/regression.at, tests/skeletons.at, tests/synclines.at,
* tests/torture.at: Use them.
This commit is contained in:
Akim Demaille
2012-06-17 18:01:14 +02:00
parent 34d867d7d2
commit 55f48c4831
11 changed files with 378 additions and 599 deletions
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82
tests/local.at
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@@ -267,6 +267,73 @@ 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 yylex (void);dnl
])
m4_define([AT_YYLEX_DECLARE],
[static AT_YYLEX_DECLARE_EXTERN[]dnl
])
m4_define([AT_YYLEX_DEFINE],
[[#include <stdlib.h> /* abort */
static int
yylex (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([[
yylloc.first_line = yylloc.last_line = 1;
yylloc.first_column = yylloc.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 yyerror (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 (const yy::location &, std::string const &msg)
{
std::cerr << msg << std::endl;
}]], [[
#include <stdio.h>
static void
yyerror (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
@@ -588,12 +655,12 @@ 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[
@@ -603,13 +670,7 @@ AT_DATA_GRAMMAR([[input.y]],
]$5[
%%
static void
yyerror (char const *msg)
{
fprintf (stderr, "%s\n", msg);
}
]AT_YYERROR_DEFINE[
static int
yylex (void)
{
@@ -665,6 +726,7 @@ 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])])