Paul Eggert [Thu, 2 Jun 2005 23:30:13 +0000 (23:30 +0000)]
(AT_INIT): Don't create a regular
expression of unbounded size when processing the --list
option. This runs afoul of a limit of 399 bytes per regular
expression on AIX. Problem reported by Ralf Wildenhues.
Paul Eggert [Wed, 1 Jun 2005 07:16:50 +0000 (07:16 +0000)]
* NEWS: Note yesterday's changes to AC_SUBST and AC_SUBST_FILE.
* doc/autoconf.texi (Particular Headers): Reword example
for multiline stdbool replacement.
(Setting Output Variables): Reword text a bit. Don't
give all the details about |#_!!_#|.
Reword description of line replacement.
Paul Eggert [Wed, 1 Jun 2005 06:54:45 +0000 (06:54 +0000)]
* lib/autoconf/status.m4 (_AC_OUTPUT_FILES): Output variables may
now contain newlines, and substituted files must be referenced on
a line alone; the sed scripts to substitute them are now very
different.
(_AC_SED_CMD_LIMIT): Added; single place to store limit on how many
commands can be put in a sed script portably.
* doc/autoconf.texi (Setting Output Variables): Document above
changes. (Particular Header Checks) <AC_HEADER_STDBOOL>: Give exaple
use of multiline substitution.
* tests/torture.at: No longer expect substitution of newline to fail.
Stepan Kasal [Thu, 12 May 2005 11:26:07 +0000 (11:26 +0000)]
* lib/autoconf/general.m4 (_AC_INIT_PARSE_ARGS): Make the check
for absolute directory names in one loop.
* lib/autoconf/status.m4 (_AC_OUTPUT_CONFIG_STATUS): Handle
abbreviations of --version and --debug.
Paul Eggert [Tue, 10 May 2005 23:37:37 +0000 (23:37 +0000)]
(Autoconf Language): Be more precise about
quoting rules. Problems noted by Stepan Kasal.
Also, throughout this document, be more careful about white space.
"blank", "white space", and "space" all have different meanings
and we should be careful to say what we mean.
Paul Eggert [Fri, 6 May 2005 05:34:43 +0000 (05:34 +0000)]
Fix C++ related problems reported by Werner Lemberg.
* doc/autoconf.texi (C++ Compiler): Mention .cpp extension.
* lib/autoconf/c.m4 (AC_LANG(C++)): Set ac_ext to .cpp, not .cc.
* lib/autoconf/types.m4 (AC_TYPE_SIGNAL): Simplify test, to
avoid problems with C++ and throw.
* tests/compile.at: .cpp, not .cc.
Gary V. Vaughan [Mon, 2 May 2005 20:14:49 +0000 (20:14 +0000)]
* lib/autoconf/general.m4 (_AC_LIBOBJS_NORMALIZE): Prepend each
object named in LIBOBJS and LTLIBOBJS with the ${LIBOBJDIR}, as
set by latest automake.
Paul Eggert [Wed, 20 Apr 2005 05:34:25 +0000 (05:34 +0000)]
* lib/autoconf/general.m4 (_AC_INIT_PREPARE, _AC_RUN_IFELSE):
Remove core.conftest.* too; it's generated by Tru64 5.1.
* lib/autoconf/functions.m4
(AC_FUNC_SETVBUF_REVERSED, AC_FUNC_UTIME_NULL):
Don't bother to remove core files; AC_RUN_IFELSE should do that for you.
Paul Eggert [Wed, 23 Mar 2005 01:01:58 +0000 (01:01 +0000)]
* NEWS: The configure command now warns you if you attempt to use
a directory whose name contains a special character like space,
newline, or "\".
* doc/autoconf.texi (Installation Directory Variables): Allow
"," in file names. Do not use \@; it's not a portable regexp.
* bin/Makefile.am (edit): Likewise.
* lib/Makefile.am (edit): Likewise.
* tests/Makefile.am (edit): Likewise.
* tests/semantics.at: Likewise.
* tests/torture.at: Likewise.
* lib/autoconf/general.m4 (AC_ARG_PROGRAM): Likewise.
* lib/autoconf/status.m4 (_AC_SRCDIRS): Likewise.
* doc/autoconf.texi (File System Conventions): Warn about
unportable file names.
* lib/autoconf/general.m4 (_AC_INIT_DIRCHECK): New macro.
(AC_INIT): Use it.
(_AC_INIT_SRCDIR): Use ac_pwd rather than invoking pwd.
* lib/autoconf/status.m4 (_AC_OUTPUT_CONFIG_STATUS): Propagate
ac_pwd, and quote srcdir.
* lib/autotest/general.m4 (AT_INIT): Quote file name args.
Paul Eggert [Tue, 22 Mar 2005 19:24:05 +0000 (19:24 +0000)]
* doc/autoconf.texi: Fix some systematic formatting problems.
".)" needs a following @: if not at the end of a sentence, and
similarly for "!)". "etc." should be preceded by a comma.
"n-th" -> "@var{n}th". pdksh is still buggy, so update its date.
(Input): Mention that AC_CONFIG_AUX_DIR's
argument is often called 'build-aux'.
Paul Eggert [Wed, 23 Feb 2005 23:24:49 +0000 (23:24 +0000)]
* lib/autoconf/general.m4 (_AC_INIT_DEFAULTS): Redirect stdin from
/dev/null, as "configure" shouldn't read stdin, and this insulates
us from problems (e.g., when testing for "cl"). Also, do this
redirection before invoking "hostname" or "uname", and keep the
original input stream available via...
(AS_ORIGINAL_STDIN_FD): ... this new macro.
(_AC_PREPROC_IFELSE, _AC_COMPILE_IFELSE, _AC_LINK_IFELSE): Don't
bother with "</dev/null" since it's now done at the top of
'configure'.
* lib/autoconf/c.m4 (AC_PROG_CC, AC_PROG_CXX): Likewise.
* lib/autoconf/fortran.m4 (_AC_PROG_FC): Likewise.
* lib/autoconf/programs.m4 (_AC_PATH_PROG_FLAVOR_GNU): Likewise.
* doc/autoconf.texi (File Descriptor Macros): New section.
(Printing Messages): Mention it.
* tests/base.at (Input/Output): New test.
Paul Eggert [Sun, 13 Feb 2005 07:38:31 +0000 (07:38 +0000)]
Undo previous change, except keep the change to
lib/autoconf/programs.m4 that replaced grep with shell
pattern-matching. This is because net-snmp configure reads stdin.
Paul Eggert [Fri, 11 Feb 2005 19:12:29 +0000 (19:12 +0000)]
* lib/autoconf/general.m4 (_AC_INIT_DEFAULTS): Redirect stdin
from /dev/null, as "configure" shouldn't read stdin, and this
insulates us from problems (e.g., when testing for "cl").
Suggested by Alexandre Duret-Lutz. Also, do this redirection
before invoking "hostname" or "uname".
(_AC_PREPROC_IFELSE, _AC_COMPILE_IFELSE,
_AC_LINK_IFELSE): Undo previous change, as it's no longer needed.
* lib/autoconf/c.m4 (AC_PROG_CC, AC_PROG_CXX): Don't bother with
"</dev/null" since it's now done at the top of 'configure'.
* lib/autoconf/fortran.m4 (_AC_PROG_FC): Likewise.
* lib/autoconf/programs.m4 (_AC_PATH_PROG_FLAVOR_GNU): Likewise.
Also, replace grep with shell pattern-matching, to save a process.
Paul Eggert [Fri, 11 Feb 2005 00:40:31 +0000 (00:40 +0000)]
(_AC_PREPROC_IFELSE, _AC_COMPILE_IFELSE,
_AC_LINK_IFELSE): Redirect stdin to /dev/null, in an attempt to
avoid thinking that Allegro Common Lisp's "cl" command is a C++
compiler.
Paul Eggert [Tue, 8 Feb 2005 00:35:01 +0000 (00:35 +0000)]
Use @acronym for DJGPP.
Fix some @code's that should have been @env's, and vice versa.
Sort environment variable names.
Mention that shells no longer inherit IFS.
Don't recommend PATH_SEPARATOR=';' so strongly.
Mention that $RANDOM might expand to the empty string.
"symlink" and "soft link" -> "symbolic link".
Improve mktemp description (reported by Bruno Haible).