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157 commits

Author SHA1 Message Date
Andy Wingo
d7ed457620 Ensure the signal-delivery thread is completely stopped before fork
* libguile/scmsigs.c: Use raw pthread_create / pthread_join instead of
Guile's scm_spawn_thread, to ensure that the thread is entirely stopped
before a fork.
* libguile/scmsigs.h (scm_i_is_signal_delivery_thread): New internal
procedure, replacing a manual check against scm_i_signal_delivery_thread.
* libguile/threads.c: Use the new procedure.

Based on a patch by Rob Browning.  Thanks!
2024-06-21 11:11:46 +02:00
Andy Wingo
6b99eb5212 Fix compilation when SCM_I_PTHREAD_ONCE_INIT is not aggregate
* libguile/scmsigs.c (scm_i_signals_post_fork): It's possible for
SCM_I_PTHREAD_ONCE_INIT to be a braced initializer.  In that case when
this initializer is re-used as an assignment, it needs the type to
instead be treated as a C11 literal.  Fixes compilation on Mac OS.

Thanks to Tony Garnock-Jones for the patch.
2024-04-22 15:09:45 +02:00
Ludovic Courtès
e791fbcefe
Test ‘scm_i_signal_delivery_thread’ with ‘scm_is_true’.
Fixes a regression introduced in
5a8502a494 and uncovered with
‘-DSCM_DEBUG_TYPING_STRICTNESS=2’ builds.

* libguile/scmsigs.c (scm_i_close_signal_pipe): Test
‘scm_i_signal_delivery_thread’ with ‘scm_is_true’ rather than pointer
equality.
2024-01-24 15:27:41 +01:00
Ludovic Courtès
a702097f1c
Fix cross-compilation to MinGW.
Fixes a regression introduced in
5a8502a494.

* libguile/scmsigs.c (scm_i_signals_post_fork): Wrap reference to ‘once’
in #ifdef.
2024-01-24 15:26:57 +01:00
Ludovic Courtès
5a8502a494
Stop signal thread before forking, restart it afterwards.
Fixes <https://bugs.gnu.org/68087>.

* libguile/scmsigs.h (scm_i_signals_pre_fork, scm_i_signals_post_fork):
New declarations.
(scm_i_signal_delivery_thread): Change type to SCM..
* libguile/threads.c (scm_all_threads): Adjust accordingly and exclude
threads that have ‘t->exited’.  Access ‘thread_count’ after grabbing
‘thread_admin_mutex’.
* libguile/posix.c (scm_fork): Add calls to ‘scm_i_signals_pre_fork’ and
‘scm_i_signals_post_fork’.
* libguile/scmsigs.c (signal_delivery_thread): Close signal_pipe[0] upon
exit and set it to -1.
(once): New file-global variable, moved from…
(scm_i_ensure_signal_delivery_thread): … here.
(stop_signal_delivery_thread, scm_i_signals_pre_fork)
(scm_i_signals_post_fork): New functions.
* test-suite/standalone/test-sigaction-fork: New file.
* test-suite/standalone/Makefile.am (check_SCRIPTS, TESTS): Add it.
2024-01-05 18:59:58 +01:00
Morgan Smith
c7d170c5d1
Fix typos throughout codebase.
* NEWS:
* README:
* doc/r5rs/r5rs.texi:
* doc/ref/api-data.texi:
* doc/ref/api-debug.texi:
* doc/ref/api-evaluation.texi:
* doc/ref/api-io.texi:
* doc/ref/api-macros.texi:
* doc/ref/api-procedures.texi:
* doc/ref/api-scheduling.texi:
* doc/ref/api-undocumented.texi:
* doc/ref/libguile-concepts.texi:
* doc/ref/posix.texi:
* doc/ref/srfi-modules.texi:
* doc/ref/vm.texi:
* doc/ref/web.texi:
* examples/box-dynamic-module/box.c:
* examples/box-dynamic/box.c:
* examples/box-module/box.c:
* examples/box/box.c:
* examples/safe/safe:
* examples/scripts/README:
* examples/scripts/hello:
* gc-benchmarks/larceny/twobit-input-long.sch:
* gc-benchmarks/larceny/twobit-smaller.sch:
* gc-benchmarks/larceny/twobit.sch:
* libguile/expand.c:
* libguile/load.c:
* libguile/net_db.c:
* libguile/scmsigs.c:
* libguile/srfi-14.c:
* libguile/threads.c:
* meta/guile.m4:
* module/ice-9/match.upstream.scm:
* module/ice-9/ports.scm:
* module/language/cps/graphs.scm:
* module/scripts/doc-snarf.scm:
* module/srfi/srfi-19.scm:
* module/system/repl/command.scm:
* test-suite/tests/srfi-18.test:
Fix typos.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>
2023-07-16 22:09:01 +02:00
Ludovic Courtès
85520354a8
Fix possible deadlock in 'scm_sigaction_for_thread'.
Fixes <https://bugs.gnu.org/64666>.

* libguile/scmsigs.c (scm_sigaction_for_thread): Swap the
'scm_dynwind_block_asyncs' and 'scm_i_dynwind_pthread_mutex_lock'
calls.
* NEWS: Update.
2023-07-16 21:35:47 +02:00
Michael Gran
d3261e8497 Presumes signal handler return void
Since Guile requires a C99 compiler, we can rely on signal handlers
returning void, not int.

* configure.ac: remove AC_TYPE_SIGNAL
* libguile/scmsigs.c (SIGRETTYPE): remove SIGRETTYPE
  (take_signal): returns void
  (scm_sigaction_for_thread): presumes handlers return void
2022-10-14 08:40:23 -07:00
Mike Gran
9b357bace3 Presume ISO C90 headers are always available
This includes <assert.h>, <ctype.h>, <errno.h>, <float.h>, <iso646.h>,
<limits.h>, <locale.h>, <math.h>, <setjmp.h>, <signal.h>, <stdarg.h>,
<stddef.h>, <stdio.h>, <stdlib.h>, <string.h>, <time.h>, <wchar.h>,
and <wctype.h>.

* configure.ac: don't check for <limits.h>, <string.h>, <time.h>, <assert.h>.
   Remove AC_INCLUDES_DEFAULT macro
* libguile/bytevectors.c: include <limits.h>, remove HAVE_LIMITS_H
* libguile/filesys.c: include <string.h>, remove HAVE_STRING_H
* libguile/fports.c: include <string.h>, remove HAVE_STRING_H
* libguile/gen-scmconfig.c: remove HAVE_LIMITS_H, HAVE_TIME_H, STDC_HEADERS
    Remove SCM_HAVE_STDC_HEADERS
* libguile/hash.c: include <wchar.h>, remove HAVE_WCHAR_H
* libguile/net_db.c: include <string.h>, remove HAVE_STRING_H
* libguile/numbers.h: remove SCM_HAVE_STDC_HEADERS
* libguile/regex-posix.c: include <wchar.h>, remove HAVE_WCHAR_H
  (fixup_multibyte_match): always defined
  (scm_regexp_exec): use fixup_multibyte_match
* libguile/scmsigs.c: remove STDC_HEADERS
* libguile/socket.c: include <string.h>, remove HAVE_STRING_H
* test-suite/standalone/test-unwind.c: include <string.h>, remove HAVE_STRING_H
2022-10-14 08:40:23 -07:00
Andy Wingo
24a48d8900 Merge from stable-2.2 2019-08-02 14:57:42 +02:00
Mark H Weaver
03de93dd5f Save and restore errno in the signal handler.
* libguile/scmsigs.c (take_signal): Save and restore errno.
2019-06-18 02:05:20 -04:00
Andrea Azzarone
fd4ba18bca Fix gc.test "after-gc-hook gets called" failures.
* libguile/scmsigs.c (signal_delivery_thread): Call scm_async_tick to
give any pending asyncs a chance to run before we block indefinitely
waiting for a signal to arrive.
2019-05-23 17:41:10 +02:00
Andrea Azzarone
546b0e8729 Fix gc.test "after-gc-hook gets called" failures.
* libguile/scmsigs.c (signal_delivery_thread): Call scm_async_tick to
give any pending asyncs a chance to run before we block indefinitely
waiting for a signal to arrive.
2019-04-16 16:54:55 -04:00
Andy Wingo
5804c977d7 Rename scm_i_thread to scm_thread
* libguile/scm.h (struct scm_thread, scm_thread): Rename from
  scm_i_thread.
* libguile/deprecated.h (scm_i_thread): Add deprecated typedef.
* libguile/threads.h: Adapt to renaming.
* libguile/intrinsics.h:
* libguile/scmsigs.h:
* libguile/cache-internal.h: Remove threads.h includes; unnecessary with
  the forward decl.
* libguile/continuations.h:
* libguile/gc-inline.h:
* libguile/async.h: Adapt scm_thread type name change.
* libguile/async.c:
* libguile/continuations.c:
* libguile/control.c:
* libguile/dynstack.c:
* libguile/dynwind.c:
* libguile/eval.c:
* libguile/finalizers.c:
* libguile/fluids.c:
* libguile/gc.c:
* libguile/intrinsics.c:
* libguile/load.c:
* libguile/memoize.c:
* libguile/print.c:
* libguile/read.c:
* libguile/scmsigs.c:
* libguile/script.c:
* libguile/stackchk.c:
* libguile/stacks.c:
* libguile/symbols.c:
* libguile/threads.c:
* libguile/throw.c:
* libguile/vm-engine.c:
* libguile/vm.c: Adapt to type name change, and add additional includes
  as needed.
2018-06-26 11:40:22 +02:00
Andy Wingo
1234bb1850 Update license notices in all C files
Update to newest recommended license notices from the FSF.  Everything
stays LGPLv3+ except guile-readline which is GPLv3+.
2018-06-20 20:07:34 +02:00
Andy Wingo
791eb0c01a Remove (C) from copyright statements
As the FSF advises, 'There is no legal significance to using the
three-character sequence “(C)”, but it does no harm.'  It does take up
space though!  For that reason, we remove it here from our C files.
2018-06-20 19:17:06 +02:00
Andy Wingo
b8d757732f Rationalize include order in C files
Include config.h first, then system includes, then libguile includes, in
alphabetical order, then the include for the file in question.
2018-06-20 18:31:24 +02:00
Andy Wingo
3068bc7384 Make libguile header inclusion consistent within libguile c files
Change from '#include "libguile/foo.h"' and '#include <libguile/foo.h>'
to '#include "foo.h"'.
2018-06-20 17:19:31 +02:00
Andy Wingo
c495b44714 Remove Emacs local variables comments in Guile source
The .dir-locals.el file in the repository is sufficient for Emacs
users.

* libguile/__scm.h:
* libguile/alist.c:
* libguile/alist.h:
* libguile/array-handle.c:
* libguile/array-handle.h:
* libguile/array-map.c:
* libguile/array-map.h:
* libguile/arrays.c:
* libguile/arrays.h:
* libguile/async.c:
* libguile/async.h:
* libguile/backtrace.c:
* libguile/backtrace.h:
* libguile/bitvectors.c:
* libguile/bitvectors.h:
* libguile/boolean.c:
* libguile/boolean.h:
* libguile/chars.c:
* libguile/chars.h:
* libguile/chooks.c:
* libguile/chooks.h:
* libguile/continuations.c:
* libguile/continuations.h:
* libguile/control.c:
* libguile/conv-integer.i.c:
* libguile/debug-malloc.h:
* libguile/debug.c:
* libguile/debug.h:
* libguile/deprecation.c:
* libguile/deprecation.h:
* libguile/dynl.c:
* libguile/dynl.h:
* libguile/dynstack.c:
* libguile/dynstack.h:
* libguile/dynwind.c:
* libguile/dynwind.h:
* libguile/eq.c:
* libguile/eq.h:
* libguile/error.c:
* libguile/error.h:
* libguile/eval.c:
* libguile/eval.h:
* libguile/evalext.c:
* libguile/evalext.h:
* libguile/expand.c:
* libguile/expand.h:
* libguile/extensions.c:
* libguile/extensions.h:
* libguile/feature.c:
* libguile/feature.h:
* libguile/filesys.c:
* libguile/filesys.h:
* libguile/fluids.c:
* libguile/fluids.h:
* libguile/foreign.c:
* libguile/fports.c:
* libguile/fports.h:
* libguile/frames.c:
* libguile/frames.h:
* libguile/gc-inline.h:
* libguile/gc.c:
* libguile/gc.h:
* libguile/generalized-arrays.c:
* libguile/generalized-arrays.h:
* libguile/generalized-vectors.c:
* libguile/generalized-vectors.h:
* libguile/gettext.c:
* libguile/gettext.h:
* libguile/goops.c:
* libguile/goops.h:
* libguile/gsubr.c:
* libguile/gsubr.h:
* libguile/guardians.c:
* libguile/guardians.h:
* libguile/guile.c:
* libguile/hash.c:
* libguile/hash.h:
* libguile/hashtab.c:
* libguile/hashtab.h:
* libguile/hooks.c:
* libguile/hooks.h:
* libguile/i18n.c:
* libguile/i18n.h:
* libguile/init.c:
* libguile/init.h:
* libguile/instructions.c:
* libguile/instructions.h:
* libguile/intrinsics.c:
* libguile/intrinsics.h:
* libguile/ioext.c:
* libguile/ioext.h:
* libguile/iselect.h:
* libguile/keywords.c:
* libguile/keywords.h:
* libguile/list.c:
* libguile/list.h:
* libguile/load.c:
* libguile/load.h:
* libguile/loader.c:
* libguile/loader.h:
* libguile/macros.c:
* libguile/macros.h:
* libguile/mallocs.c:
* libguile/mallocs.h:
* libguile/memmove.c:
* libguile/memoize.c:
* libguile/memoize.h:
* libguile/modules.c:
* libguile/modules.h:
* libguile/net_db.c:
* libguile/net_db.h:
* libguile/null-threads.c:
* libguile/null-threads.h:
* libguile/numbers.c:
* libguile/numbers.h:
* libguile/objprop.c:
* libguile/objprop.h:
* libguile/options.c:
* libguile/options.h:
* libguile/pairs.c:
* libguile/pairs.h:
* libguile/poll.c:
* libguile/poll.h:
* libguile/ports.c:
* libguile/ports.h:
* libguile/posix.c:
* libguile/posix.h:
* libguile/print.c:
* libguile/print.h:
* libguile/procprop.c:
* libguile/procprop.h:
* libguile/procs.c:
* libguile/procs.h:
* libguile/programs.c:
* libguile/programs.h:
* libguile/promises.c:
* libguile/promises.h:
* libguile/pthread-threads.h:
* libguile/random.c:
* libguile/random.h:
* libguile/rdelim.c:
* libguile/rdelim.h:
* libguile/read.c:
* libguile/read.h:
* libguile/regex-posix.c:
* libguile/regex-posix.h:
* libguile/rw.c:
* libguile/rw.h:
* libguile/scmsigs.c:
* libguile/scmsigs.h:
* libguile/script.c:
* libguile/script.h:
* libguile/simpos.c:
* libguile/simpos.h:
* libguile/smob.c:
* libguile/smob.h:
* libguile/snarf.h:
* libguile/socket.c:
* libguile/socket.h:
* libguile/sort.c:
* libguile/sort.h:
* libguile/srcprop.c:
* libguile/srcprop.h:
* libguile/stackchk.c:
* libguile/stackchk.h:
* libguile/stacks.c:
* libguile/stacks.h:
* libguile/stime.c:
* libguile/stime.h:
* libguile/strerror.c:
* libguile/strings.c:
* libguile/strings.h:
* libguile/strorder.c:
* libguile/strorder.h:
* libguile/strports.c:
* libguile/strports.h:
* libguile/struct.c:
* libguile/struct.h:
* libguile/symbols.c:
* libguile/symbols.h:
* libguile/syntax.c:
* libguile/syscalls.h:
* libguile/tags.h:
* libguile/threads.c:
* libguile/threads.h:
* libguile/throw.c:
* libguile/throw.h:
* libguile/trees.h:
* libguile/unicode.c:
* libguile/unicode.h:
* libguile/uniform.c:
* libguile/uniform.h:
* libguile/values.c:
* libguile/values.h:
* libguile/variable.c:
* libguile/variable.h:
* libguile/vectors.c:
* libguile/vectors.h:
* libguile/version.c:
* libguile/vm-engine.c:
* libguile/vm-expand.h:
* libguile/vm.c:
* libguile/vm.h:
* libguile/vports.c:
* libguile/vports.h:
* libguile/weak-list.h:
* libguile/weak-set.c:
* libguile/weak-set.h:
* libguile/weak-table.c:
* libguile/weak-table.h:
* libguile/weak-vector.c:
* libguile/weak-vector.h: Remove needless trailing comments.
2018-06-20 14:32:28 +02:00
Andy Wingo
40ade0886e Remove _scm.h
* libguile/_scm.h: Remove.  An internal header, never installed.
* libguile/__scm.h: Remove horrible documentation.
* libguile/Makefile.am (EXTRA_libguile_@GUILE_EFFECTIVE_VERSION@_la_SOURCES):
  Remove _scm.h.
* libguile/alist.c:
* libguile/array-handle.c:
* libguile/array-map.c:
* libguile/arrays.c:
* libguile/async.c:
* libguile/atomic.c:
* libguile/backtrace.c:
* libguile/bitvectors.c:
* libguile/boolean.c:
* libguile/bytevectors.c:
* libguile/chars.c:
* libguile/continuations.c:
* libguile/control.c:
* libguile/debug-malloc.c:
* libguile/debug.c:
* libguile/deprecated.c:
* libguile/deprecation.c:
* libguile/dynl.c:
* libguile/dynstack.c:
* libguile/dynwind.c:
* libguile/eq.c:
* libguile/error.c:
* libguile/eval.c:
* libguile/evalext.c:
* libguile/expand.c:
* libguile/extensions.c:
* libguile/fdes-finalizers.c:
* libguile/feature.c:
* libguile/filesys.c:
* libguile/finalizers.c:
* libguile/fluids.c:
* libguile/foreign-object.c:
* libguile/foreign.c:
* libguile/fports.c:
* libguile/frames.c:
* libguile/gc-malloc.c:
* libguile/gc.c:
* libguile/gen-scmconfig.c:
* libguile/generalized-arrays.c:
* libguile/generalized-vectors.c:
* libguile/gettext.c:
* libguile/goops.c:
* libguile/gsubr.c:
* libguile/guardians.c:
* libguile/hash.c:
* libguile/hashtab.c:
* libguile/hooks.c:
* libguile/i18n.c:
* libguile/init.c:
* libguile/instructions.c:
* libguile/intrinsics.c:
* libguile/ioext.c:
* libguile/keywords.c:
* libguile/list.c:
* libguile/load.c:
* libguile/loader.c:
* libguile/macros.c:
* libguile/mallocs.c:
* libguile/memoize.c:
* libguile/modules.c:
* libguile/net_db.c:
* libguile/null-threads.c:
* libguile/numbers.c:
* libguile/objprop.c:
* libguile/options.c:
* libguile/pairs.c:
* libguile/poll.c:
* libguile/ports-internal.h:
* libguile/ports.c:
* libguile/posix.c:
* libguile/print.c:
* libguile/procprop.c:
* libguile/procs.c:
* libguile/programs.c:
* libguile/promises.c:
* libguile/r6rs-ports.c:
* libguile/random.c:
* libguile/rdelim.c:
* libguile/read.c:
* libguile/regex-posix.c:
* libguile/rw.c:
* libguile/scmsigs.c:
* libguile/script.c:
* libguile/simpos.c:
* libguile/smob.c:
* libguile/socket.c:
* libguile/sort.c:
* libguile/srcprop.c:
* libguile/srfi-1.c:
* libguile/srfi-13.c:
* libguile/srfi-14.c:
* libguile/srfi-4.c:
* libguile/srfi-60.c:
* libguile/stackchk.c:
* libguile/stacks.c:
* libguile/stime.c:
* libguile/strings.c:
* libguile/strorder.c:
* libguile/strports.c:
* libguile/struct.c:
* libguile/symbols.c:
* libguile/syntax.c:
* libguile/threads.c:
* libguile/throw.c:
* libguile/trees.c:
* libguile/unicode.c:
* libguile/uniform.c:
* libguile/values.c:
* libguile/variable.c:
* libguile/vectors.c:
* libguile/version.c:
* libguile/vm.c:
* libguile/vports.c:
* libguile/weak-set.c:
* libguile/weak-table.c:
* libguile/weak-vector.c: Remove _scm.h includes.
2018-06-20 14:26:01 +02:00
Andy Wingo
f043d0c3dc Remove modules.h from _scm.h.
* libguile/_scm.h: Remove modules.h.
* libguile/arrays.c:
* libguile/backtrace.c:
* libguile/feature.c:
* libguile/filesys.c:
* libguile/foreign-object.c:
* libguile/foreign.c:
* libguile/fports.c:
* libguile/frames.c:
* libguile/gc.c:
* libguile/gsubr.c:
* libguile/i18n.c:
* libguile/intrinsics.c:
* libguile/macros.c:
* libguile/numbers.c:
* libguile/poll.c:
* libguile/ports.c:
* libguile/posix.c:
* libguile/random.c:
* libguile/read.c:
* libguile/regex-posix.c:
* libguile/scmsigs.c:
* libguile/script.c:
* libguile/socket.c:
* libguile/srcprop.c:
* libguile/srfi-14.c:
* libguile/srfi-4.c:
* libguile/stime.c:
* libguile/struct.c:
* libguile/syntax.c:
* libguile/threads.c:
* libguile/throw.c: Add modules.h.
2018-06-20 12:18:24 +02:00
Andy Wingo
3c48c87784 Devolve variable.h from _scm.h.
* libguile/_scm.h: Remove variable.h.
* libguile/backtrace.c:
* libguile/debug.c:
* libguile/dynstack.c:
* libguile/dynwind.c:
* libguile/eval.c:
* libguile/evalext.c:
* libguile/expand.c:
* libguile/feature.c:
* libguile/fluids.c:
* libguile/foreign-object.c:
* libguile/fports.c:
* libguile/frames.c:
* libguile/goops.c:
* libguile/i18n.c:
* libguile/load.c:
* libguile/macros.c:
* libguile/memoize.c:
* libguile/ports.c:
* libguile/print.c:
* libguile/programs.c:
* libguile/random.c:
* libguile/read.c:
* libguile/scmsigs.c:
* libguile/srfi-4.c:
* libguile/strports.c:
* libguile/syntax.c:
* libguile/threads.c:
* libguile/throw.c: Add variable.h.
2018-06-20 11:00:29 +02:00
Andy Wingo
bf15afa6bf Move subr snarfing macros to gsubr.h.
* libguile/snarf.h: Remove gsubr include and subr snarfers.
* libguile/gsubr.h (SCM_DEFINE_GSUBR, SCM_DEFINE, SCM_PRIMITIVE_GENERIC):
  (SCM_DEFINE_PUBLIC, SCM_PROC, SCM_REGISTER_PROC, SCM_GPROC): Move
  here.
* libguile/alist.c:
* libguile/array-map.c:
* libguile/arrays.c:
* libguile/async.c:
* libguile/atomic.c:
* libguile/backtrace.c:
* libguile/bitvectors.c:
* libguile/boolean.c:
* libguile/bytevectors.c:
* libguile/chars.c:
* libguile/continuations.c:
* libguile/control.c:
* libguile/debug-malloc.c:
* libguile/debug.c:
* libguile/deprecation.c:
* libguile/dynl.c:
* libguile/eq.c:
* libguile/error.c:
* libguile/error.h:
* libguile/eval.c:
* libguile/evalext.c:
* libguile/expand.c:
* libguile/extensions.c:
* libguile/fdes-finalizers.c:
* libguile/feature.c:
* libguile/filesys.c:
* libguile/finalizers.c:
* libguile/fluids.c:
* libguile/foreign-object.c:
* libguile/foreign.c:
* libguile/fports.c:
* libguile/frames.c:
* libguile/gc.c:
* libguile/generalized-arrays.c:
* libguile/generalized-vectors.c:
* libguile/gettext.c:
* libguile/guardians.c:
* libguile/hash.c:
* libguile/hashtab.c:
* libguile/hooks.c:
* libguile/i18n.c:
* libguile/instructions.c:
* libguile/intrinsics.c:
* libguile/ioext.c:
* libguile/keywords.c:
* libguile/list.c:
* libguile/load.c:
* libguile/loader.c:
* libguile/macros.c:
* libguile/memoize.c:
* libguile/modules.c:
* libguile/net_db.c:
* libguile/numbers.c:
* libguile/objprop.c:
* libguile/pairs.c:
* libguile/poll.c:
* libguile/ports.c:
* libguile/posix.c:
* libguile/print.c:
* libguile/procs.c:
* libguile/programs.c:
* libguile/promises.c:
* libguile/r6rs-ports.c:
* libguile/random.c:
* libguile/rdelim.c:
* libguile/read.c:
* libguile/regex-posix.c:
* libguile/rw.c:
* libguile/scmsigs.c:
* libguile/simpos.c:
* libguile/smob.c:
* libguile/socket.c:
* libguile/sort.c:
* libguile/srcprop.c:
* libguile/srfi-1.c:
* libguile/srfi-13.c:
* libguile/srfi-14.c:
* libguile/srfi-4.c:
* libguile/srfi-60.c:
* libguile/stackchk.c:
* libguile/stacks.c:
* libguile/stime.c:
* libguile/strings.c:
* libguile/strorder.c:
* libguile/strports.c:
* libguile/struct.c:
* libguile/symbols.c:
* libguile/syntax.c:
* libguile/threads.c:
* libguile/throw.c:
* libguile/trees.c:
* libguile/unicode.c:
* libguile/values.c:
* libguile/variable.c:
* libguile/vectors.c:
* libguile/version.c:
* libguile/vm.c:
* libguile/vports.c:
* libguile/weak-table.c:
* libguile/weak-vector.c: Add gsubr includes.
2018-06-20 09:04:55 +02:00
Andy Wingo
d3cfabd89b Devolve numbers.h from _scm.h.
* libguile/_scm.h: Remove numbers.h.
* libguile/array-handle.c:
* libguile/array-map.c:
* libguile/arrays.c:
* libguile/backtrace.c:
* libguile/bitvectors.c:
* libguile/bytevectors.c:
* libguile/chars.c:
* libguile/continuations.c:
* libguile/debug-malloc.c:
* libguile/error.c:
* libguile/eval.c:
* libguile/filesys.c:
* libguile/foreign-object.c:
* libguile/foreign.c:
* libguile/fports.c:
* libguile/frames.c:
* libguile/gc.c:
* libguile/generalized-arrays.c:
* libguile/gettext.c:
* libguile/goops.c:
* libguile/gsubr.c:
* libguile/guardians.c:
* libguile/hash.c:
* libguile/hashtab.c:
* libguile/hooks.c:
* libguile/i18n.c:
* libguile/instructions.c:
* libguile/intrinsics.c:
* libguile/ioext.c:
* libguile/list.c:
* libguile/memoize.c:
* libguile/net_db.c:
* libguile/options.c:
* libguile/ports.c:
* libguile/posix-w32.c:
* libguile/posix.c:
* libguile/procprop.c:
* libguile/programs.c:
* libguile/r6rs-ports.c:
* libguile/random.c:
* libguile/rdelim.c:
* libguile/read.c:
* libguile/regex-posix.c:
* libguile/rw.c:
* libguile/scmsigs.c:
* libguile/simpos.c:
* libguile/smob.c:
* libguile/socket.c:
* libguile/srcprop.c:
* libguile/srfi-13.c:
* libguile/srfi-14.c:
* libguile/srfi-4.c:
* libguile/stackchk.c:
* libguile/stacks.c:
* libguile/stime.c:
* libguile/strings.c:
* libguile/struct.c:
* libguile/symbols.c:
* libguile/threads.c:
* libguile/throw.c:
* libguile/vectors.c:
* libguile/version.c:
* libguile/vm.c:
* libguile/vports.c:
* libguile/weak-table.c: Add numbers.h.
2018-06-19 15:37:23 +02:00
Andy Wingo
27df59415e Devolve procs.h include from _scm.h.
* libguile/_scm.h: Remove procs.h include.
* libguile/arrays.c:
* libguile/foreign-object.c:
* libguile/ports.c:
* libguile/promises.c:
* libguile/r6rs-ports.c:
* libguile/scmsigs.c:
* libguile/srfi-1.c:
* libguile/srfi-13.c:
* libguile/srfi-14.c:
* libguile/strports.c:
* libguile/weak-table.c: Add procs includes.
2018-06-19 09:36:25 +02:00
Andy Wingo
730cfd80e2 Devolve pairs.h
* libguile/_scm.h: Remove pairs.h.
* libguile/alist.c:
* libguile/array-handle.c:
* libguile/array-map.c:
* libguile/arrays.c:
* libguile/async.c:
* libguile/bitvectors.c:
* libguile/bytevectors.c:
* libguile/chars.c:
* libguile/continuations.c:
* libguile/control.c:
* libguile/debug.c:
* libguile/deprecation.c:
* libguile/dynwind.c:
* libguile/eq.c:
* libguile/eval.c:
* libguile/evalext.c:
* libguile/expand.c:
* libguile/fdes-finalizers.c:
* libguile/feature.c:
* libguile/filesys.c:
* libguile/fluids.c:
* libguile/foreign.c:
* libguile/fports.c:
* libguile/gc.c:
* libguile/generalized-arrays.c:
* libguile/goops.c:
* libguile/guardians.c:
* libguile/hash.c:
* libguile/hashtab.c:
* libguile/hooks.c:
* libguile/i18n.c:
* libguile/instructions.c:
* libguile/ioext.c:
* libguile/keywords.c:
* libguile/list.c:
* libguile/load.c:
* libguile/loader.c:
* libguile/memoize.c:
* libguile/modules.c:
* libguile/net_db.c:
* libguile/numbers.c:
* libguile/objprop.c:
* libguile/options.c:
* libguile/ports-internal.h:
* libguile/ports.c:
* libguile/posix.c:
* libguile/print.c:
* libguile/print.h:
* libguile/procprop.c:
* libguile/programs.c:
* libguile/random.c:
* libguile/rdelim.c:
* libguile/read.c:
* libguile/regex-posix.c:
* libguile/scmsigs.c:
* libguile/script.c:
* libguile/socket.c:
* libguile/sort.c:
* libguile/srcprop.c:
* libguile/srfi-1.c:
* libguile/srfi-13.c:
* libguile/srfi-14.c:
* libguile/srfi-60.c:
* libguile/stacks.c:
* libguile/stime.c:
* libguile/strings.c:
* libguile/strorder.c:
* libguile/struct.c:
* libguile/symbols.c:
* libguile/threads.c:
* libguile/throw.c:
* libguile/trees.c:
* libguile/values.c:
* libguile/vectors.c:
* libguile/vm.c:
* libguile/weak-list.h:
* libguile/weak-set.c:
* libguile/weak-table.c:
* libguile/weak-vector.c: Add pairs.h.
2018-06-18 22:03:13 +02:00
Andy Wingo
1a99bd10f8 Devolve boolean.h include.
* libguile/_scm.h: Remove boolean.h include.
* libguile/alist.c:
* libguile/array-map.c:
* libguile/arrays.c:
* libguile/backtrace.c:
* libguile/bitvectors.c:
* libguile/chars.c:
* libguile/continuations.c:
* libguile/dynwind.c:
* libguile/eq.c:
* libguile/eval.c:
* libguile/expand.c:
* libguile/fdes-finalizers.c:
* libguile/filesys.c:
* libguile/foreign.c:
* libguile/fports.c:
* libguile/frames.c:
* libguile/generalized-arrays.h:
* libguile/goops.c:
* libguile/goops.h:
* libguile/guardians.c:
* libguile/hooks.c:
* libguile/i18n.c:
* libguile/intrinsics.c:
* libguile/list.c:
* libguile/load.c:
* libguile/loader.c:
* libguile/macros.c:
* libguile/memoize.c:
* libguile/modules.c:
* libguile/net_db.c:
* libguile/numbers.c:
* libguile/options.c:
* libguile/ports.c:
* libguile/print.c:
* libguile/procprop.c:
* libguile/procs.h:
* libguile/programs.c:
* libguile/r6rs-ports.c:
* libguile/read.c:
* libguile/scmsigs.c:
* libguile/sort.c:
* libguile/srcprop.h:
* libguile/srfi-1.c:
* libguile/srfi-13.c:
* libguile/srfi-14.c:
* libguile/srfi-14.h:
* libguile/srfi-4.c:
* libguile/stacks.c:
* libguile/stime.c:
* libguile/strorder.c:
* libguile/struct.c:
* libguile/struct.h:
* libguile/symbols.c:
* libguile/threads.c:
* libguile/throw.c:
* libguile/vports.c: Add boolean.h includes.
2018-06-18 21:38:44 +02:00
Andy Wingo
460552163e Remove list.h from _scm.h
* libguile/_scm.h: Remove list.h include.  Add appropriate includes to
  relevant callers.
2018-06-18 11:46:32 +02:00
Andy Wingo
5f50309448 Remove includes of validate.h.
* guile-readline/readline.c:
* libguile/alist.c:
* libguile/array-map.c:
* libguile/arrays.c:
* libguile/async.c:
* libguile/atomic.c:
* libguile/backtrace.c:
* libguile/boolean.c:
* libguile/bytevectors.c:
* libguile/chars.c:
* libguile/continuations.c:
* libguile/debug.c:
* libguile/dynl.c:
* libguile/eq.c:
* libguile/error.c:
* libguile/eval.c:
* libguile/evalext.c:
* libguile/expand.c:
* libguile/feature.c:
* libguile/filesys.c:
* libguile/fluids.c:
* libguile/fports.c:
* libguile/gc-malloc.c:
* libguile/gc.c:
* libguile/goops.c:
* libguile/goops.h:
* libguile/guardians.c:
* libguile/hash.c:
* libguile/hashtab.c:
* libguile/hashtab.h:
* libguile/hooks.c:
* libguile/i18n.c:
* libguile/ioext.c:
* libguile/keywords.c:
* libguile/list.c:
* libguile/load.c:
* libguile/macros.c:
* libguile/memoize.c:
* libguile/modules.h:
* libguile/net_db.c:
* libguile/numbers.c:
* libguile/pairs.c:
* libguile/poll.c:
* libguile/ports.c:
* libguile/posix.c:
* libguile/print.c:
* libguile/procprop.c:
* libguile/procs.c:
* libguile/promises.c:
* libguile/r6rs-ports.c:
* libguile/random.c:
* libguile/rdelim.c:
* libguile/read.c:
* libguile/regex-posix.c:
* libguile/rw.c:
* libguile/scmsigs.c:
* libguile/script.c:
* libguile/simpos.c:
* libguile/socket.c:
* libguile/sort.c:
* libguile/srcprop.c:
* libguile/srfi-1.c:
* libguile/srfi-4.c:
* libguile/srfi-60.c:
* libguile/stacks.c:
* libguile/stime.c:
* libguile/strings.c:
* libguile/strorder.c:
* libguile/strports.c:
* libguile/struct.c:
* libguile/symbols.c:
* libguile/syntax.c:
* libguile/threads.c:
* libguile/throw.c:
* libguile/trees.c:
* libguile/unicode.c:
* libguile/values.c:
* libguile/variable.c:
* libguile/vectors.c:
* libguile/vports.c:
* libguile/weak-set.c:
* libguile/weak-table.c:
* libguile/weak-vector.c:
* libguile.h: Remove validate.h include.
2018-06-18 10:50:23 +02:00
Andy Wingo
5176db70ca Move syscall-related private defines to their own header
* libguile/syscalls.h: New private header.
* libguile/Makefile.am
  (EXTRA_libguile_@GUILE_EFFECTIVE_VERSION@_la_SOURCES): Add syscalls.h.
* libguile/_scm.h: Remove SCM_SYSCALL and all the bits relating to
  e.g. stat versus stat64.
* libguile/filesys.c:
* libguile/fports.c:
* libguile/i18n.c:
* libguile/ioext.c:
* libguile/poll.c:
* libguile/ports.c:
* libguile/posix.c:
* libguile/rw.c:
* libguile/scmsigs.c:
* libguile/script.c:
* libguile/socket.c:
* libguile/strports.c: Include syscalls.h.
2018-06-17 18:18:26 +02:00
Andy Wingo
83584ef231 Fix libguile subcomponent headers not to include <libguile.h>
* libguile/bytevectors.h: Include uniform.h, for use in the macros.
* libguile/extensions.h: Include libpath.h, for the
  SCM_EFFECTIVE_VERSION, which is almost always used with these
  routines.
* libguile/frames.h:
* libguile/instructions.h:
* libguile/intrinsics.h:
* libguile/loader.h:
* libguile/programs.h:
* libguile/vm.h: Include <libguile/__scm.h> instead of <libguile.h>.
  Cuts a circular include, but also precipitates a lot of maintenance in
  the .c files.

* libguile/*.c: Update C files to add needed all needed includes that
  before were getting automatically pulled in by the indirect inclusion
  of libguile.h.
2018-06-14 22:20:47 +02:00
Mike Gran
70cfabd7e8 Check for working profiling and virtual itimers
* configure.ac (HAVE_USABLE_GETITIMER_PROF, HAVE_USABLE_GETITIMER_VIRTUAL): new tests
* doc/ref/posix.texi (setitimer, getitimer): document provided? 'ITIMER_VIRTUAL and 'ITIMER_PROF
* doc/ref/statprof.texi (statprof): document ITIMER_PROF requirements
* libguile/scmsigs.c (scm_setitimer, scm_getitimer): document (provided? 'ITIMER_VIRTUAL) and (provided? 'ITIMER_PROF)
  (scm_init_scmsigs): add features ITIMER_VIRTUAL and ITIMER_PROF
* test-suite/tests/asyncs.test ("prevention via sigprof"): throw when unsupported
* test-suite/tests/signals.test: throw when not supported
* test-suite/tests/statprof.test: throw when not supported
2017-03-06 23:06:12 -08:00
Andy Wingo
ca598d3140 Remove thread-exited? check in sigaction
* libguile/scmsigs.c (scm_sigaction_for_thread): Remove check that
  thread hadn't exited.  This check was racy as it's always possible
  that the other thread exits between checking it or even after the
  signal handler is installed.
2017-01-08 12:26:10 +01:00
Andy Wingo
bb87578041 Fix --without-threads
* libguile/dynl.c:
* libguile/gc.c:
* libguile/keywords.c:
* libguile/scmsigs.c:
* libguile/stime.c: Use scm_i_dynamic_link instead of scm_dynamic_link
  so that things compile in without-threads configurations.
2016-12-07 20:02:14 +01:00
Andy Wingo
dc2a560264 Deprecate dynamic roots
* libguile/root.h:
* libguile/root.c: Remove these files.
* libguile/deprecated.h:
* libguile/deprecated.c (scm_internal_cwdr, scm_call_with_dynamic_root)
  (scm_dynamic_root, scm_apply_with_dynamic_root): Deprecate.

Remove all root.h usage, which was vestigial.

* module/ice-9/serialize.scm: Use (current-thread) instead
  of (dynamic-root).
2016-11-21 23:09:21 +01:00
Andy Wingo
65268ff37a Remove last critical section use
* libguile/scmsigs.c (signal_handler_lock): New variable.
  (scm_sigaction_for_thread): Block asyncs and use a mutex instead of
  using scm_dynwind_critical_section.
2016-11-01 23:32:41 +01:00
Andy Wingo
465466ce4d sigaction critical section refactor.
* libguile/scmsigs.c (scm_sigaction_for_thread): Use critical section
  dynwinds instead of SCM_CRITICAL_SECTION_START.
2016-11-01 21:40:34 +01:00
Andy Wingo
c957ec7ab0 Use atomics for async interrupts
* libguile/__scm.h (SCM_TICK): Always define as scm_async_tick().
* libguile/error.c (scm_syserror, scm_syserror_msg):
* libguile/fports.c (fport_read, fport_write):
* libguile/_scm.h (SCM_SYSCALL): Replace SCM_ASYNC_TICK with
  scm_async_tick ().
  (SCM_ASYNC_TICK, SCM_ASYNC_TICK_WITH_CODE)
  (SCM_ASYNC_TICK_WITH_GUARD_CODE): Remove internal definitions.  We
  inline into vm-engine.c, the only place where it matters.
* libguile/async.h:
* libguile/async.c (scm_async_tick, scm_i_setup_sleep):
  (scm_i_reset_sleep, scm_system_async_mark_for_thread):
* libguile/threads.h (struct scm_thread_wake_data):
* libguile/threads.h (scm_i_thread):
* libguile/threads.c (block_self, guilify_self_1, scm_std_select):
  Rewrite to use sequentially-consistent atomic references.
* libguile/atomics-internal.h (scm_atomic_set_pointer):
  (scm_atomic_ref_pointer): New definitions.
* libguile/finalizers.c (queue_finalizer_async): We can allocate, so
  just use scm_system_async_mark_for_thread instead of the set-cdr!
  shenanigans.
* libguile/scmsigs.c (take_signal):
* libguile/gc.c (queue_after_gc_hook): Adapt to new asyncs mechanism.
  Can't allocate but we're just manipulating the current thread when no
  other threads are running so we should be good.
* libguile/vm-engine.c (VM_HANDLE_INTERRUPTS): Inline the async_tick
  business.
2016-10-26 22:50:26 +02:00
Andy Wingo
7d550c4ea0 Fix ,profile in pure modules
* libguile/scmsigs.c (close_1): Make the async closure in an environment
  where `lambda' has its usual meaning.  Fixes #21013.
2016-06-24 09:50:23 +02:00
Mark H Weaver
475772ea57 Merge branch 'stable-2.0'
Conflicts:
	GUILE-VERSION
	NEWS
	guile-readline/ice-9/readline.scm
	libguile/async.c
	libguile/backtrace.c
	libguile/deprecated.h
	libguile/gc-malloc.c
	libguile/gdbint.c
	libguile/init.c
	libguile/ioext.c
	libguile/mallocs.c
	libguile/print.c
	libguile/rw.c
	libguile/scmsigs.c
	libguile/script.c
	libguile/simpos.c
	libguile/snarf.h
	libguile/strports.c
	libguile/threads.c
	libguile/vm-i-scheme.c
	libguile/vm-i-system.c
	module/srfi/srfi-18.scm
	test-suite/Makefile.am
	test-suite/standalone/test-num2integral.c
2014-04-25 02:06:01 -04:00
Andy Wingo
966d4bdd70 Fix setitimer documentation. Allow microseconds >= 1e6.
* doc/ref/posix.texi (Signals): Fix the documentation for setitimer; it
  was wrong.

* libguile/scmsigs.c (pack_tv): New helper.  Allow usecs >= 1e6.
  (unpack_tv): New helper.
  (scm_setitimer): Use the new helpers.

* test-suite/tests/signals.test: Add setitimer tests.
2014-02-28 10:31:12 +01:00
Mark H Weaver
bc8e6d7d8c Rely on Gnulib for <unistd.h>.
* libguile/async.c:
* libguile/backtrace.c:
* libguile/error.c:
* libguile/filesys.c:
* libguile/fports.c:
* libguile/gc-malloc.c:
* libguile/gc.c:
* libguile/gdbint.c:
* libguile/init.c:
* libguile/ioext.c:
* libguile/load.c:
* libguile/mallocs.c:
* libguile/mkstemp.c:
* libguile/ports.c:
* libguile/posix.c:
* libguile/r6rs-ports.c:
* libguile/random.c:
* libguile/rw.c:
* libguile/scmsigs.c:
* libguile/script.c:
* libguile/simpos.c:
* libguile/socket.c:
* libguile/stime.c:
* libguile/strports.c:
* libguile/threads.c: Unconditionally include <unistd.h>.
2014-02-27 22:38:48 -05:00
Andy Wingo
01a8d00ca3 Merge commit 'c8e839cfeb' 2014-02-07 15:26:02 +01:00
Mark H Weaver
c8e839cfeb Don't check HAVE_ALARM, which no longer exists.
* libguile/scmsigs.c (scm_alarm): Remove check for HAVE_ALARM.
  Conditionalize only on HAVE_DECL_ALARM.
2014-02-03 23:09:23 -05:00
Andy Wingo
03d1294977 Remove tests and shims for pre-7.2 bdw-gc.
* configure.ac: Remove checks for symbols present in bdw-gc 7.2.

* libguile/finalizers.c:
* libguile/gc-malloc.c:
* libguile/gc.c:
* libguile/guardians.c:
* libguile/scmsigs.c:
* libguile/threads.c: Remove shims.
2013-11-22 10:51:56 +01:00
Mark H Weaver
26d148066f Merge remote-tracking branch 'origin/stable-2.0'
Conflicts:
	configure.ac
	libguile/deprecated.c
	libguile/deprecated.h
	libguile/filesys.h
	libguile/fluids.c
	libguile/fports.c
	libguile/gc.c
	libguile/guile.c
	libguile/numbers.c
	libguile/objcodes.c
	libguile/r6rs-ports.c
	libguile/smob.c
	libguile/socket.c
	libguile/threads.h
	module/language/scheme/decompile-tree-il.scm
	module/language/tree-il/peval.scm
	test-suite/tests/syncase.test
2013-03-28 05:09:53 -04:00
Andy Wingo
cdd125e8d4 portability simplification with scmsigs.c and alarm
* configure.ac (alarm): Check for decl.
* libguile/scmsigs.c: Reorder includes to put system includes first.
  Fixes include order on mingw.  Remove #define for alarm, as we will
  use HAVE_DECL_ALARM.  Remove #defines for sleep and usleep, as they
  are not used.
  (scm_alarm): Only define if HAVE_DECL_ALARM.
2013-03-09 22:25:35 +01:00
Andy Wingo
f29c300507 fix GC_get_suspend_signal on Mac OS
* libguile/scmsigs.c (GC_get_suspend_signal): Fix the back-compatibility
  shim for this function to work on some other cases; I hadn't realized
  that gcconfig.h could set SIG_SUSPEND.  Thanks to Aleix Conchillo
  Flaqué for the report.
2011-07-25 18:25:14 +02:00
Andy Wingo
43adb591f4 allow gc <= 7.1 to stop the signal delivery thread
* configure.ac: Add a check for GC_get_suspend_signal().
* libguile/scmsigs.c (GC_get_suspend_signal): Define a fallback
  implementation if one isn't available.
  (signal_delivery_thread): Unmask the suspend signal so that GC can
  stop the world.  Fixes test-pthread-create on libgc 7.1 and earlier.
  Thanks to Frank Terbeck <ft@bewatermyfriend.org> for the report.
2011-06-23 11:31:03 +02:00
Andy Wingo
32f94bf258 O_CLOEXEC usage
* libguile/objcodes.c (scm_load_objcode):
* libguile/scmsigs.c (start_signal_delivery_thread):
* libguile/threads.c (guilify_self_1): Use O_CLOEXEC.
2011-06-16 19:47:26 +02:00