# _AT_DATA_CALC_Y($1, $2, $3, [BISON-DIRECTIVES])
# -----------------------------------------------
-# Produce `calc.y' and, if %defines was specified, `calc-lex.c' or
-# `calc-lex.cc'.
+# Produce 'calc.y' and, if %defines was specified, 'calc-lex.c' or
+# 'calc-lex.cc'.
#
# Don't call this macro directly, because it contains some occurrences
-# of `$1' etc. which will be interpreted by m4. So you should call it
+# of '$1' etc. which will be interpreted by m4. So you should call it
# with $1, $2, and $3 as arguments, which is what AT_DATA_CALC_Y does.
#
# When %defines is not passed, generate a single self-contained file.
{
]AT_USE_LEX_ARGS[;
]AT_LOCATION_IF([
- /* Wrong when C == `\n'. */
+ /* Wrong when C == '\n'. */
AT_LOC = last_yylloc;
])[
ungetc (c, input);
# AT_DATA_CALC_Y([BISON-OPTIONS])
# -------------------------------
-# Produce `calc.y' and, if %defines was specified, `calc-lex.c' or
-# `calc-lex.cc'.
+# Produce 'calc.y' and, if %defines was specified, 'calc-lex.c' or
+# 'calc-lex.cc'.
m4_define([AT_DATA_CALC_Y],
[_AT_DATA_CALC_Y($[1], $[2], $[3], [$1])
])
# _AT_CHECK_CALC(BISON-OPTIONS, INPUT, [NUM-STDERR-LINES])
# --------------------------------------------------------
-# Run `calc' on INPUT and expect no STDOUT nor STDERR.
+# Run 'calc' on INPUT and expect no STDOUT nor STDERR.
#
-# If BISON-OPTIONS contains `%debug' but not `%glr-parser', then
+# If BISON-OPTIONS contains '%debug' but not '%glr-parser', then
#
# NUM-STDERR-LINES is the number of expected lines on stderr.
# Currently this is ignored, though, since the output format is fluctuating.
# [NUM-STDERR-LINES],
# [VERBOSE-AND-LOCATED-ERROR-MESSAGE])
# ---------------------------------------------------------
-# Run `calc' on INPUT, and expect a `syntax error' message.
+# Run 'calc' on INPUT, and expect a 'syntax error' message.
#
# If INPUT starts with a slash, it is used as absolute input file name,
# otherwise as contents.
# NUM-STDERR-LINES is the number of expected lines on stderr.
# Currently this is ignored, though, since the output format is fluctuating.
#
-# If BISON-OPTIONS contains `%location', then make sure the ERROR-LOCATION
+# If BISON-OPTIONS contains '%location', then make sure the ERROR-LOCATION
# is correctly output on stderr.
#
-# If BISON-OPTIONS contains `%define parse.error verbose', then make sure the
-# IF-YYERROR-VERBOSE message is properly output after `syntax error, '
+# If BISON-OPTIONS contains '%define parse.error verbose', then make sure the
+# IF-YYERROR-VERBOSE message is properly output after 'syntax error, '
# on STDERR.
#
-# If BISON-OPTIONS contains `%debug' but not `%glr', then NUM-STDERR-LINES
+# If BISON-OPTIONS contains '%debug' but not '%glr', then NUM-STDERR-LINES
# is the number of expected lines on stderr.
m4_define([_AT_CHECK_CALC_ERROR],
[m4_bmatch([$3], [^/],
AT_YYERROR_SEES_LOC_IF([],
[[sed 's/^[-0-9.]*: //' expout >at-expout
mv at-expout expout]])
-# 4. If error-verbose is not used, strip the`, unexpected....' part.
+# 4. If error-verbose is not used, strip the', unexpected....' part.
m4_bmatch([$1], [%define parse.error verbose], [],
[[sed 's/syntax error, .*$/syntax error/' expout >at-expout
mv at-expout expout]])
# AT_CHECK_CALC([BISON-OPTIONS])
# ------------------------------
-# Start a testing chunk which compiles `calc' grammar with
+# Start a testing chunk which compiles 'calc' grammar with
# BISON-OPTIONS, and performs several tests over the parser.
m4_define([AT_CHECK_CALC],
[m4_ifval([$2], [m4_fatal([$0: expected a single argument])])
# - (* * *): nothing to pop, a lot to discard
# - (1 + 2 * *): some to pop and discard
#
-# - test the action associated to `error'
+# - test the action associated to 'error'
#
# - check the lookahead that triggers an error is not discarded
# when we enter error recovery. Below, the lookahead causing the
# AT_CHECK_CALC_LALR([BISON-OPTIONS])
# -----------------------------------
-# Start a testing chunk which compiles `calc' grammar with
+# Start a testing chunk which compiles 'calc' grammar with
# BISON-OPTIONS, and performs several tests over the parser.
m4_define([AT_CHECK_CALC_LALR],
[AT_CHECK_CALC($@)])
# AT_CHECK_CALC_GLR([BISON-OPTIONS])
# ----------------------------------
-# Start a testing chunk which compiles `calc' grammar with
+# Start a testing chunk which compiles 'calc' grammar with
# BISON-OPTIONS and %glr-parser, and performs several tests over the parser.
m4_define([AT_CHECK_CALC_GLR],
[AT_CHECK_CALC([%glr-parser] $@)])
# AT_CHECK_CALC_LALR1_CC([BISON-OPTIONS])
# ---------------------------------------
-# Start a testing chunk which compiles `calc' grammar with
+# Start a testing chunk which compiles 'calc' grammar with
# the C++ skeleton, and performs several tests over the parser.
m4_define([AT_CHECK_CALC_LALR1_CC],
[AT_CHECK_CALC([%language "C++"] $@)])
# AT_CHECK_CALC_GLR_CC([BISON-OPTIONS])
# -------------------------------------
-# Start a testing chunk which compiles `calc' grammar with
+# Start a testing chunk which compiles 'calc' grammar with
# the GLR C++ skeleton, and performs several tests over the parser.
m4_define([AT_CHECK_CALC_GLR_CC],
[AT_CHECK_CALC([%language "C++" %glr-parser] $@)])