(_AC_FUNC_VFORK): this.
Remove AC_DEFINEs and don't guess cross-compilation values.
(_AC_FUNC_FORK): New, check whether fork() isn't just a stub.
(AC_FUNC_FORK): New, use _AC_FUNC_VFORK and _AC_FUNC_FORK to
define HAVE_WORKING_FORK, HAVE_WORKING_VFORK; and vfork to fork if
vfork doesn't work.
Guess values if cross-compiling, but warn.
* acfunctions: Add AC_FUNC_FORK.
* doc/autoconf.texi: Document AC_FUNC_FORK. Give example to define
and vfork appropriately.
(AC_FUNC_GETPGRP, AC_FUNC_LSTAT_FOLLOWS_SLASHED_SYMLINK)
(AC_FUNC_MMAP, AC_FUNC_SELECT_ARGTYPES, _AC_FUNC_STAT)
(AC_FUNC_UTIME_NULL): Use AC_INCLUDES_DEFAULT.
Don't use AC_TRY_RUN, which double quotes, prefer AC_RUN_IFELSE,
and either AC_LANG_SOURCE or AC_LANG_PROGRAM.
(AC_FUNC_CLOSEDIR_VOID): Protect C++ from `int closedir ();' (or
the converse).
(Macro Index): Rename as...
(Autoconf Macro Index): this.
(M4 Macro Index): New appendix.
(Programming in M4): New chapter.
Define M4sugar, M4sh, m4_pattern_forbid, and m4_pattern_allow.
(Quoting): Rename as...
(M$ Quotation): this.
Be part of `Programming in M4).
current values of the precious variables, not the previously
cached values.
Pass precious variables which are set to config.status.
* doc/autoconf.texi (Setting Output Variables): Document AC_ARG_VAR.
* tests/torture.at (AC_ARG_VAR): New.
AC_SYS_RESTARTABLE_SYSCALLS to the obsolete section,
and explain why and how to replace them.
* acfunctions.m4 (AC_FUNC_WAIT3): Warn as obsolete.
* acspecific.m4 (AC_SYS_RESTARTABLE_SYSCALLS): Likewise.
an unused pointer use cast to this type and `if' statement to
avoid warnings from the compiler.
(AC_HEADER_TIME): Likewise.
* actypes.m4 (AC_CHECK_MEMBER): s/foo/ac_aggr/. Use the member
in `if' statement to avoid warnings from the compiler. Declare
ac_aggr static to avoid the need to initialize it.
(%kind_comment): Add entry for `programs'.
(&output_programs): Use &output_kind.
(&output_functions, &output_identifiers, &output_headers)
(&output_programs): Inline, and remove.
* Makefile.am (.m4.m4f): Pass --fatal-warnings to m4.
* acgeneral.m4 (_m4_divert(VERSION_FSF))
(_m4_divert(VERSION_USER)): New.
(AC_COPYRIGHT): $2 is the diversion to use.
(_AC_INIT_COPYRIGHT): Use the FSF diversion.
(AC_INIT): Remove dead comments as now it's commutative.
arguments. So pass the options first.
Fixes PR autoconf/184.
* autoconf.sh (m4_prefiles, m4f_prefiles): New variables.
(run_m4): Remove files.
(run_m4f): Remove.
Update remainder of script to use them.
(for warning in): Do not use a literal comma as it will not be
split by IFS.
Fortran compilers to check.
(_AC_PROG_F77_V): Add '-###' as a possible option to print
information on library and object files.
(AC_PROG_CXX): Add Fujitsu's "FCC" to the list of C++ compilers
to check.
