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1998-09-27 Ben Elliston <bje@cygnus.com>

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* acspecific.m4 (AC_C_STRINGIZE): New macro to test the
	availability of the stringizing operator in the C preprocessor.
	Contributed by Arnold Robbins <arnold@gnu.org> on behalf of the
	GNU AWK project.
	* acconfig.h (HAVE_STRINGIZE): Add for the AC_C_STRINGIZE macro.
This commit is contained in:
Ben Elliston 1998-09-26 23:28:30 +00:00
parent ec86515693
commit 2b67d252eb
4 changed files with 40 additions and 0 deletions
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5
ChangeLog
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@ -7,7 +7,12 @@
* acspecific.m4 (AC_PROG_INSTALL): Substitute `INSTALL_SCRIPT'.
Contributed by Franc,ois Pinard <pinard@iro.umontreal.ca>.
(AC_C_STRINGIZE): New macro to test the availability of the
stringizing operator in the C preprocessor. Contributed by Arnold
Robbins <arnold@gnu.org> on behalf of the GNU AWK project.
* acconfig.h (HAVE_STRINGIZE): Add for the AC_C_STRINGIZE macro.
* testsuite/Makefile.in (check): If DejaGNU is not installed,
print a warning and skip the `dejacheck' target (which will fail).
(site.exp): Use tests to guard commands from generating error

3
acconfig.h
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@ -104,6 +104,9 @@
/* Define if you have the strftime function. */
#undef HAVE_STRFTIME
/* Define if you have the ANSI # stringizing operator in cpp. */
#undef HAVE_STRINGIZE
/* Define if you have <sys/wait.h> that is POSIX.1 compatible. */
#undef HAVE_SYS_WAIT_H

16
acspecific.m4
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@ -1768,6 +1768,22 @@ if test $ac_cv_c_const = no; then
fi
])
AC_DEFUN(AC_C_STRINGIZE, [
AC_REQUIRE([AC_PROG_CPP])
AC_MSG_CHECKING([for preprocessor stringizing operator])
AC_CACHE_VAL(ac_cv_c_stringize,
AC_EGREP_CPP([#teststring],[
#define x(y) #y
char *s = x(teststring);
], ac_cv_c_stringize=no, ac_cv_c_stringize=yes))
if test "${ac_cv_c_stringize}" = yes
then
AC_DEFINE(HAVE_STRINGIZE)
fi
AC_MSG_RESULT([${ac_cv_c_stringize}])
])dnl
define(AC_ARG_ARRAY,
[errprint(__file__:__line__: [$0] has been removed; don't do unportable things with arguments
)m4exit(4)])

16
lib/autoconf/specific.m4
View File

@ -1768,6 +1768,22 @@ if test $ac_cv_c_const = no; then
fi
])
AC_DEFUN(AC_C_STRINGIZE, [
AC_REQUIRE([AC_PROG_CPP])
AC_MSG_CHECKING([for preprocessor stringizing operator])
AC_CACHE_VAL(ac_cv_c_stringize,
AC_EGREP_CPP([#teststring],[
#define x(y) #y
char *s = x(teststring);
], ac_cv_c_stringize=no, ac_cv_c_stringize=yes))
if test "${ac_cv_c_stringize}" = yes
then
AC_DEFINE(HAVE_STRINGIZE)
fi
AC_MSG_RESULT([${ac_cv_c_stringize}])
])dnl
define(AC_ARG_ARRAY,
[errprint(__file__:__line__: [$0] has been removed; don't do unportable things with arguments
)m4exit(4)])