Mon Jul 20 01:08:01 1992  David J. MacKenzie  (djm@nutrimat.gnu.ai.mit.edu)

	* acspecific.m4 (AC_ALLOCA): Don't try -lucb -- it's too often broken.

Sat Jul 18 13:40:46 1992  David J. MacKenzie  (djm@nutrimat.gnu.ai.mit.edu)

	* acspecific.m4 (AC_MAJOR_HEADER): Add missing "$".

	* acspecific.m4 (AC_ALLOCA): Put -lc before -lucb.

Fri Jul 17 00:00:07 1992  David J. MacKenzie  (djm@nutrimat.gnu.ai.mit.edu)

	* autoconf.sh: Print the lines of the input file where
	unresolved macros occur.  From Francois Pinard.

	* acspecific.m4 (AC_PROG_INSTALL), acgeneral.m4
	(AC_PROGRAM_CHECK): Use test -f instead of -s.

	* autoconf.sh: grep for undefined macros in output.

Tue Jul 14 01:19:26 1992  David J. MacKenzie  (djm@apple-gunkies.gnu.ai.mit.edu)

	* acgeneral.m4 (AC_PROGRAM_CHECK): Search PATH manually to
	avoid "command not found" messages on /dev/tty.  Remove "args
	for check" argument.
	(AC_INIT): Don't define checkfor; no longer needed.
	* acspecific.m4 (AC_PROG_CC, AC_PROG_RANLIB, AC_PROG_YACC,
	AC_PROG_LEX): Don't pass "args for check" argument.

	* acgeneral.m4 (AC_PROGRAMS_CHECK): New macro.
	* acspecific.m4 (AC_PROG_AWK): Use it.  Check for mawk, gawk,
	nawk, and awk.
	(AC_PROG_YACC): Check for byacc if bison isn't found.

	* acspecific.m4 (AC_PROG_CC): Renamed from AC_PROG_GCC.
	(AC_PROG_YACC): Renamed from AC_PROG_BISON.
	(AC_PROG_AWK): Renamed from AC_PROG_GAWK.
	(AC_PROG_LEX): Renamed from AC_PROG_FLEX.

	* acgeneral.m4 (AC_TEST_PROGRAM): Redirect stderr to /dev/null
	both inside and outside the subshell to try to prevent core
	dumped messages.  Who knows, it might even help.

Thu Jul  9 21:37:45 1992  Roland McGrath  (roland@churchy.gnu.ai.mit.edu)

	* acspecific.m4 (AC_GETLOADAVG): Check for DGUX before SVR4.

Fri Jul  3 01:01:50 1992  David J. MacKenzie  (djm@wookumz.gnu.ai.mit.edu)

	* acspecific.m4 (AC_REMOTE_TAPE): Renamed from AC_MTIO.
	Define HAVE_SYS_MTIO_H instead of NO_MTIO.
	(AC_LONG_FILE_NAMES): Renamed from AC_LONG_FILENAMES.
	(AC_RSH): Define HAVE_NETDB_H instead of USE_REXEC.
	Above mostly from Richard Stallman.

	* acgeneral.m4 (AC_MISSING_FUNCS): Macro removed.
	* acspecific.m4 (AC_VPRINTF, AC_WAIT3, AC_UTIME_NULL,
	AC_TIMEZONE, AC_ST_BLOCKS, AC_ST_BLKSIZE): Change from
	FOO_MISSING to HAVE_FOO.
	(AC_WAIT3): Renamed from AC_WAIT3_RUSAGE.
	(AC_TIMEZONE): Require AC_STRUCT_TM.
	(AC_STRUCT_TM): Provide itself.

	* acgeneral.m4 (AC_OUTPUT): Add --recheck option to config.status.

	* acspecific.m4 (AC_ST_RDEV, AC_CONST): New macros.

	* acgeneral.m4 (AC_DEFINE): Don't consider an empty value arg to
	be an omitted arg.

Thu Jul  2 16:05:05 1992  David J. MacKenzie  (djm@wookumz.gnu.ai.mit.edu)

	* acspecific.m4 (AC_GETLOADAVG): New macro.

	* autoconf.sh: Only reject an arg that's not a known option if it
	is an option.

Tue Jun 30 16:08:04 1992  David J. MacKenzie  (djm@wookumz.gnu.ai.mit.edu)

	* acgeneral.m4 (AC_INIT, AC_OUTPUT): Eliminate vpsub.

Thu Jun 25 12:42:10 1992  David J. MacKenzie  (djm@apple-gunkies.gnu.ai.mit.edu)

	* autoconf.sh: Add --version option.
	* acgeneral.m4: Support it.

Wed Jun 24 14:04:13 1992  David J. MacKenzie  (djm@goldman.gnu.ai.mit.edu)

	* acspecific.m4 (AC_TIMEZONE): Do the checks unconditionally,
	not only if strftime.o is in LIBOBJS.

	* acspecific.m4 (AC_DIR_HEADER): Don't assume sys/dir.h exists.

	* acgeneral.m4 (AC_PROGRAM_CHECK): Don't include the program
	name in the value-if-found.  From Rich Murphey.
	* acspecific.m4 (AC_PROG_{GCC,RANLIB,GAWK,BISON,FLEX}): Change
	callers.

	* acgeneral.m4 (AC_OUTPUT): Mention the args given to
	configure in a comment in config.status.

Fri Jun 19 13:18:12 1992  David J. MacKenzie  (djm@wookumz.gnu.ai.mit.edu)

	* acgeneral.m4 (AC_FUNC_CHECK): Use the third arg when it's
	non-null, not when it's null.  From Ian Lance Taylor.

Thu Jun 18 12:10:27 1992  David J. MacKenzie  (djm@wookumz.gnu.ai.mit.edu)

	* acgeneral.m4 (AC_BEFORE): Print message in next-error format.
	From Franc,ois Pinard.

	* acgeneral.m4 (AC_PROGRAM_CHECK): If args-for-use is empty,
	don't put a space after the program name.

	* acspecific.m4 (AC_DECLARE_YYTEXT): Move AC_REQUIREs from
	AC_PROG_FLEX to here, where they belong.

	* acspecific.m4 (AC_MEMORY_H): Look for memchr instead of memcpy.
	From Karl Berry.

Wed Jun 17 09:56:59 1992  David J. MacKenzie  (djm@wookumz.gnu.ai.mit.edu)

	* acgeneral.m4 (AC_BEFORE): New macro.
	* acspecific.m4 (AC_PROG_GCC, AC_DIR_HEADER, AC_AIX,
	AC_MINIX, AC_ISC_POSIX): Use it.

Tue Jun 16 14:46:29 1992  David J. MacKenzie  (djm@wookumz.gnu.ai.mit.edu)

	* autoconf.sh: Remove incomplete output file if interrupted.

	* acgeneral.m4 (AC_INIT): Avoid running an extra subshell for pwd.
	From Franc,ois Pinard.

Mon Jun 15 21:27:49 1992  David J. MacKenzie  (djm@wookumz.gnu.ai.mit.edu)

	* acgeneral.m4 (AC_TEST_PROGRAM): Take another arg for
	cross-compiling.
	* acspecific.m4 (AC_CROSS_CHECK): New program.

	* acgeneral.m4 (AC_REQUIRE, AC_PROVIDE): New macros.
	(AC_HEADER_EGREP, AC_PROGRAM_EGREP, AC_TEST_CPP): Use them.
	* acspecific.m4 (AC_PROG_GCC, AC_GCC_TRADITIONAL, AC_PROG_CPP,
	AC_PROG_FLEX, AC_INLINE): Ditto.

Sat Jun 13 17:54:24 1992  David J. MacKenzie  (djm@wookumz.gnu.ai.mit.edu)

	* acspecific.m4 (AC_MEMORY_H): echo what it's doing.

Thu Jun 11 14:18:35 1992  David J. MacKenzie  (djm@wookumz.gnu.ai.mit.edu)

	* acspecific.m4 (AC_MINUS_C_MINUS_O, AC_INLINE,
	AC_SETVBUF_REVERSED): New macros.
	(AC_ALLOCA): Define HAVE_ALLOCA_H if appropriate.

	* acgeneral.m4 (AC_INIT): Do pwd in the srcdir, not current dir.
	Scan through "$@" (implicitly) instead of $*.
	(AC_HEADER_EGREP, AC_PROGRAM_EGREP, AC_COMPILE_CHECK,
	AC_TEST_PROGRAM, AC_TEST_CPP): Supply a `:' if `true' argument
	is empty.
	* acgeneral.m4, acspecific.m4: Omit `:' in callers.

Wed Jun 10 12:03:11 1992  David J. MacKenzie  (djm@churchy.gnu.ai.mit.edu)

	* acgeneral.m4 (AC_HEADER_EGREP, AC_PROGRAM_EGREP, AC_HEADER_CHECK,
	AC_COMPILE_CHECK, AC_TEST_PROGRAM, AC_TEST_CPP, AC_FUNC_CHECK):
	Make the last argument (program to run if test fails) optional.
	(AC_HAVE_FUNCS, AC_HAVE_HEADERS): Don't pass optional last args.
	* acspecific.m4 (most macros): Likewise.

Mon Jun  8 16:27:10 1992  David J. MacKenzie  (djm@nutrimat.gnu.ai.mit.edu)

	* acspecific.m4 (AC_VFORK): Get rid of backquotes.

	* acgeneral.m4 (AC_OUTPUT): Exit with 0 status when
	--no-create was given.
	Only write to the AC_CONFIG_NAME file if it doesn't exist or is
	different from what we'd write.  From Ian Lance Taylor.

Thu Jun  4 14:46:22 1992  David J. MacKenzie  (djm@geech.gnu.ai.mit.edu)

	* acspecific.m4 (AC_UNISTD_H, AC_UID_T, AC_SIZE_T, AC_PID_T,
	AC_ST_BLKSIZE, AC_STRUCT_TM): Quote the whole macro body.

	* acgeneral.m4 (AC_OUTPUT): Look for config header.in in
	top_srcdir, not srcdir.  From Garrett Wollman.

	* acgeneral.m4 (AC_OUTPUT): Don't add make .NOEXPORT rule to
	output files.

	* acgeneral.m4, acspecific.m4: Rename AC_PROG_CHECK to
	AC_PROGRAM_CHECK, AC_PROG_EGREP to AC_PROGRAM_EGREP,
	AC_TEST_PROG to AC_TEST_PROGRAM.

Wed Jun  3 14:00:07 1992  David J. MacKenzie  (djm@wookumz.gnu.ai.mit.edu)

	* acgeneral.m4 (AC_INIT, AC_OUTPUT): Add --no-create option.

	* acgeneral.m4 (AC_COMPILE_CHECK): Check the C compiler exit
	status instead of trying to run the test program.

	* acspecific.m4 (AC_RESTARTABLE_SYSCALLS): Use AC_TEST_PROG
	instead of doing it by hand.

	* acspecific.m4 (AC_PROG_GCC, AC_AIX, AC_XENIX_DIR,
	AC_SCO_INTL, AC_DYNIX_SEQ): Use AC_PROG_EGREP instead of
	AC_TEST_PROG.

	* acgeneral.m4 (AC_TEST_PROG): Renamed from AC_TEST_PROGRAM.

	* acgeneral.m4 (AC_INIT): Don't relativize `.'.
	(AC_OUTPUT): Substitute the subdirectory path, not the top
	path, for srcdir, unless the top path is `.'.

	* acgeneral.m4 (AC_OUTPUT): Special-case substituting DEFS.
	From Ian Lance Taylor.

	* acspecific.m4 (AC_GCC_TRADITIONAL): Use CPP instead of
	compiling a test program.

	* acgeneral.m4 (AC_TEST_CPP): Pass DEFS to CPP.
	(AC_HEADER_EGREP): Don't echo anything.
	(AC_PROG_EGREP): New macro.

Tue Jun  2 14:07:27 1992  David J. MacKenzie  (djm@churchy.gnu.ai.mit.edu)

	* acgeneral.m4 (AC_CONFIG_HEADER): Renamed from AC_HEADER_FILE.
	Rename AC_HEADER_NAME TO AC_CONFIG_NAME.
	(AC_SUBST): Add the arg variable to a diversion for config.status.
	(AC_OUTPUT): Write the code to create output files into config.status,
	then run that.  Always use `awk'; checking for nawk in a subshell
	doesn't seem to work on 4.3BSD.

	* acgeneral.m4 (AC_HEADER_EGREP): Pass DEFS to CPP.

	* acspecific.m4 (AC_SIZE_T): Define size_t as int, not long.
	From Ian Lance Taylor.

	* acspecific.m4 (AC_STDC_HEADERS): Also check for stdarg.h.
	From Garrett Wollman.

Wed May 20 00:34:03 1992  David J. MacKenzie  (djm@churchy.gnu.ai.mit.edu)

	* acgeneral.m4 (AC_OUTPUT): Use nawk if available.

	* acgeneral.m4 (AC_INIT): Make srcdir=`.' absolute.

	* acspecific.m4 (AC_DIR_HEADER): Include sys/types.h before
	dir header in closedir test.

	* acgeneral.m4, acspecific.m4: AC_LIBTHING_CHECK renamed to
	AC_COMPILE_CHECK.

	* acspecific.m4 (AC_AIX, AC_XENIX_DIR, AC_SCO_INTL, AC_DYNIX_SEQ):
	Use the C preprocessor instead of just looking for files.

Mon May 18 20:51:50 1992  David J. MacKenzie  (djm@wookumz.gnu.ai.mit.edu)

	* acspecific.m4 (WORDS_BIGENDIAN): Fix exit expression.
	(AC_DECLARE_YYTEXT): Eval $CPP.
	(AC_DIR_HEADER): Compile the test program; don't just
	preprocess it.  Above all from Karl Berry.

Fri May 15 00:57:01 1992  David J. MacKenzie  (djm@churchy.gnu.ai.mit.edu)

	* acspecific.m4 (AC_AIX): Don't define _BSD, to avoid getting
	union wait.

	* acgeneral.m4 (AC_HEADER_EGREP): New macro, replacing AC_IDENT*.
	* acspecific.m4 (AC_MEMORY_H, AC_RETSIGTYPE, AC_{UID,SIZE,PID}_T):
	Use it.

	* acgeneral.m4 (AC_TEST_CPP): New macro.
	(AC_IDENT_{PRESENT,MISSING}): Macros deleted.
	(AC_HEADER_CHECK): Use AC_TEST_CPP, replaces AC_HEADER_{PRESENT,
	MISSING}.
	(AC_LIBTHING_CHECK): Replace AC_LIBTHING_{PRESENT,MISSING}.
	(AC_FUNC_CHECK): Replace AC_FUNC_PRESENT.
	(AC_INIT): Don't set INCLUDEDIR.
	* acspecific.m4 (AC_DIR_HEADER): Use AC_TEST_CPP.
	* All other macros: Don't refer to INCLUDEDIR; use
	AC_HEADER_CHECK instead.

	* acspecific.m4 (AC_PROG_CPP): Don't evaluate $CC until called.
	Try $CC -E before /lib/cpp.

Thu May 14 23:15:02 1992  David J. MacKenzie  (djm@churchy.gnu.ai.mit.edu)

	* acgeneral.m4 (AC_OUTPUT): Remove each file before creating it.

Sat May  9 14:52:57 1992  David J. MacKenzie  (djm@churchy.gnu.ai.mit.edu)

	* acspecific.m4 (AC_WAIT3_RUSAGE): New macro.

	* acgeneral.m4 (AC_INIT, AC_OUTPUT): Use AC_SUBST instead of a
	special mechanism to substitute for srcdir.

	* acgeneral.m4 (AC_OUTPUT): Substitute for exec_prefix if it
	was given, even if not substituting for prefix.

	* acgeneral.m4 (AC_INIT, AC_OUTPUT): Remove @VPATH@
	substitution; use @srcdir@ instead. 

Sun May  3 01:21:47 1992  David J. MacKenzie  (djm@geech.gnu.ai.mit.edu)

	* acgeneral.m4 (AC_NOTICE): New macro taken from AC_INIT, to avoid
	m4 coredump.  From Karl Berry.

	* acgeneral.m4 (AC_OUTPUT): Look for header-file.in in $srcdir,
	not current dir.

	* acgeneral.m4 (AC_IDENT_{MISSING,PRESENT}): Make them agree
	with the documentation -- the third arg is a shell command,
	not an identifier to define.
	* acspecific.m4 (AC_DIR_HEADER): Change the caller.

Mon Apr 27 09:15:15 1992  David J. MacKenzie  (djm@churchy.gnu.ai.mit.edu)

	* acspecific.m4: Use AC_TEST_PROGRAM wherever $compile was
	being used directly.

	* acgeneral.m4 (AC_HAVE_HEADERS, AC_HAVE_FUNCS,
	AC_FUNC_PRESENT, AC_TEST_PROGRAM): New macros from Ian Lance Taylor.

	* acspecific.m4 (AC_PROG_INSTALL): Screen out /usr/sbin/install.
	(AC_CHAR_UNSIGNED): Don't define __CHAR_UNSIGNED__ if it's
	predefined.

Fri Apr 24 10:08:21 1992  David J. MacKenzie  (djm@churchy.gnu.ai.mit.edu)

	* acgeneral.m4 (AC_OUTPUT): Make the arg a list of files instead of
	directories.

	* acspecific.m4 (AC_ALLOCA): Check whether the alternate libraries
	actually contain alloca.  From Ian Lance Taylor.

	* acspecific.m4 (AC_PROG_CPP): New macro.

	* acgeneral.m4 (AC_OUTPUT): Allow newly defined values to be more
	than one word for AC_HEADER_FILE.  From Karl Berry.

	* acgeneral.m4 (AC_OUTPUT): Don't substitute DEFS if AC_HEADER_FILE.
	(AC_LIBTHING{PRESENT,MISSING}): Run conftest in subshell.
	From Ian Lance Taylor.
