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2024-06-21Ensure the signal-delivery thread is completely stopped before forkAndy Wingo1-22/+82
* 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!
2024-04-22Fix compilation when SCM_I_PTHREAD_ONCE_INIT is not aggregateAndy Wingo1-1/+1
* 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.
2024-01-24Test ‘scm_i_signal_delivery_thread’ with ‘scm_is_true’.Ludovic Courtès1-1/+1
Fixes a regression introduced in 5a8502a4946e8a5b5c40a127aa240fc6ad960d03 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.
2024-01-24Fix cross-compilation to MinGW.Ludovic Courtès1-1/+3
Fixes a regression introduced in 5a8502a4946e8a5b5c40a127aa240fc6ad960d03. * libguile/scmsigs.c (scm_i_signals_post_fork): Wrap reference to ‘once’ in #ifdef.
2024-01-05Stop signal thread before forking, restart it afterwards.Ludovic Courtès1-3/+59
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.
2023-07-16Fix typos throughout codebase.Morgan Smith1-1/+1
* 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>
2023-07-16Fix possible deadlock in 'scm_sigaction_for_thread'.Ludovic Courtès1-2/+6
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.
2022-10-14Presumes signal handler return voidMichael Gran1-17/+7
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
2022-10-14Presume ISO C90 headers are always availableMike Gran1-5/+1
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
2019-08-02Merge from stable-2.2Andy Wingo1-0/+2
2019-06-18Save and restore errno in the signal handler.Mark H Weaver1-0/+2
* libguile/scmsigs.c (take_signal): Save and restore errno.
2019-05-23Fix gc.test "after-gc-hook gets called" failures.Andrea Azzarone1-0/+8
* 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.
2019-04-16Fix gc.test "after-gc-hook gets called" failures.Andrea Azzarone1-0/+8
* 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.
2018-06-26Rename scm_i_thread to scm_threadAndy Wingo1-2/+2
* 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.
2018-06-20Update license notices in all C filesAndy Wingo1-17/+17
Update to newest recommended license notices from the FSF. Everything stays LGPLv3+ except guile-readline which is GPLv3+.
2018-06-20Remove (C) from copyright statementsAndy Wingo1-1/+1
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.
2018-06-20Rationalize include order in C filesAndy Wingo1-7/+6
Include config.h first, then system includes, then libguile includes, in alphabetical order, then the include for the file in question.
2018-06-20Make libguile header inclusion consistent within libguile c filesAndy Wingo1-19/+19
Change from '#include "libguile/foo.h"' and '#include <libguile/foo.h>' to '#include "foo.h"'.
2018-06-20Remove Emacs local variables comments in Guile sourceAndy Wingo1-6/+0
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.
2018-06-20Remove _scm.hAndy Wingo1-1/+0
* 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.
2018-06-20Remove modules.h from _scm.h.Andy Wingo1-0/+1
* 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.
2018-06-20Devolve variable.h from _scm.h.Andy Wingo1-0/+1
* 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.
2018-06-20Move subr snarfing macros to gsubr.h.Andy Wingo1-0/+1
* 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.
2018-06-19Devolve numbers.h from _scm.h.Andy Wingo1-0/+1
* 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.
2018-06-19Devolve procs.h include from _scm.h.Andy Wingo1-0/+1
* 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.
2018-06-18Devolve pairs.hAndy Wingo1-0/+1
* 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.
2018-06-18Devolve boolean.h include.Andy Wingo1-0/+1
* 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.
2018-06-18Remove list.h from _scm.hAndy Wingo1-1/+2
* libguile/_scm.h: Remove list.h include. Add appropriate includes to relevant callers.
2018-06-18Remove includes of validate.h.Andy Wingo1-1/+0
* 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.
2018-06-17Move syscall-related private defines to their own headerAndy Wingo1-0/+1
* 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.
2018-06-14Fix libguile subcomponent headers not to include <libguile.h>Andy Wingo1-2/+4
* 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.
2017-03-06Check for working profiling and virtual itimersMike Gran1-5/+22
* 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
2017-01-08Remove thread-exited? check in sigactionAndy Wingo1-5/+1
* 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.
2016-12-07Fix --without-threadsAndy Wingo1-1/+1
* 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.
2016-11-21Deprecate dynamic rootsAndy Wingo1-1/+0
* 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).
2016-11-01Remove last critical section useAndy Wingo1-1/+4
* 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.
2016-11-01sigaction critical section refactor.Andy Wingo1-4/+9
* libguile/scmsigs.c (scm_sigaction_for_thread): Use critical section dynwinds instead of SCM_CRITICAL_SECTION_START.
2016-10-26Use atomics for async interruptsAndy Wingo1-3/+2
* 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.
2016-06-24Fix ,profile in pure modulesAndy Wingo1-2/+4
* libguile/scmsigs.c (close_1): Make the async closure in an environment where `lambda' has its usual meaning. Fixes #21013.
2014-04-25Merge branch 'stable-2.0'v2.1.0Mark H Weaver1-3/+2
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
2014-02-28Fix setitimer documentation. Allow microseconds >= 1e6.Andy Wingo1-9/+22
* 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.
2014-02-27Rely on Gnulib for <unistd.h>.Mark H Weaver1-3/+2
* 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>.
2014-02-07Merge commit 'c8e839cfeb647aca034b9bcd5a321d419dedca1f'Andy Wingo1-1/+1
2014-02-03Don't check HAVE_ALARM, which no longer exists.Mark H Weaver1-1/+1
* libguile/scmsigs.c (scm_alarm): Remove check for HAVE_ALARM. Conditionalize only on HAVE_DECL_ALARM.
2013-11-22Remove tests and shims for pre-7.2 bdw-gc.Andy Wingo1-22/+0
* 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.
2013-03-28Merge remote-tracking branch 'origin/stable-2.0'Mark H Weaver1-20/+14
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
2013-03-09portability simplification with scmsigs.c and alarmAndy Wingo1-20/+14
* 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.
2011-07-25fix GC_get_suspend_signal on Mac OSAndy Wingo1-1/+3
* 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.
2011-06-23allow gc <= 7.1 to stop the signal delivery threadAndy Wingo1-0/+25
* 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.
2011-06-16O_CLOEXEC usageAndy Wingo1-6/+1
* libguile/objcodes.c (scm_load_objcode): * libguile/scmsigs.c (start_signal_delivery_thread): * libguile/threads.c (guilify_self_1): Use O_CLOEXEC.