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33 commits

Author SHA1 Message Date
Ludovic Courtès
6111b86bdc 'resize_set' no longer allocates in a loop.
* libguile/weak-set.c (resize_set): Call 'scm_gc_malloc_pointerless'
outside the loop.
2020-03-23 22:49:47 +01:00
Ludovic Courtès
02e3dc6ab9 Ensure weak sets are occasionally vacuumed.
Just like in dc8dda77e0, this ensures weak
sets are vacuumed in a timely fashion.  It also works around the fact
that 'vacuum_all_weak_tables' isn't getting called more than a couple of
times, for some reason.

Partly fixes <https://bugs.gnu.org/40194>.

* libguile/weak-set.c (weak_set_add_x): When 'set->items > set->upper',
call 'vacuum_weak_set'.
2020-03-23 22:49:47 +01:00
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
dd8add2fa0 Make .c copyright headers uniform 2018-06-20 18:48:30 +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
1ddf42dae0 Devolve threads.h from _scm.h.
* libguile/__scm.h (scm_print_state, scm_t_dynstack): Add forward
  declarations.
* libguile/_scm.h: Remove threads.h.
* libguile/atomic.c:
* libguile/bitvectors.h:
* libguile/bytevectors.c:
* libguile/continuations.h:
* libguile/control.c:
* libguile/deprecation.c:
* libguile/dynl.c:
* libguile/dynstack.h:
* libguile/dynwind.c:
* libguile/extensions.c:
* libguile/fdes-finalizers.c:
* libguile/foreign-object.c:
* libguile/frames.c:
* libguile/guardians.c:
* libguile/hashtab.c:
* libguile/list.c:
* libguile/loader.c:
* libguile/macros.c:
* libguile/memoize.c:
* libguile/net_db.c:
* libguile/pairs.c:
* libguile/procprop.c:
* libguile/rdelim.c:
* libguile/simpos.c:
* libguile/srfi-14.c:
* libguile/srfi-60.c:
* libguile/strings.c:
* libguile/strports.c:
* libguile/syntax.c:
* libguile/syntax.h:
* libguile/unicode.c:
* libguile/variable.c:
* libguile/vectors.c:
* libguile/weak-set.c:
* libguile/weak-set.h:
* libguile/weak-table.c:
* libguile/weak-table.h:
* libguile/weak-vector.c: Add threads.h as appropriate, or possible
  other headers that threads.h pulled in.
2018-06-20 11:52:29 +02:00
Andy Wingo
05f3977a92 Remove <string.h> include from ports.h.
* libguile/ports.h: Remove <string.h>.
* libguile/array-handle.c:
* libguile/array-map.c:
* libguile/chars.c:
* libguile/hash.c:
* libguile/memoize.c:
* libguile/ports-internal.h:
* libguile/regex-posix.c:
* libguile/srfi-4.c:
* libguile/unicode.c:
* libguile/weak-set.c:
* libguile/weak-vector.c: Add string.h.
2018-06-19 11:48:09 +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
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
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
Andy Wingo
c9910c6042 Fix finalizer resuscitation causing excessive GC
* libguile/finalizers.c (async_gc_finalizer):
  (scm_i_register_async_gc_callback): Replace "weak gc callback"
  mechanism with "async gc callback" mechanism.  Very similar but the
  new API is designed to be called a bounded number of times, to avoid
  running afoul of libgc heuristics.
* libguile/weak-list.h: New internal header.
* libguile/Makefile.am (noinst_HEADERS): Add weak-list.h.
* libguile/weak-set.c (vacuum_all_weak_sets):
  (scm_c_make_weak_set, scm_init_weak_set):
* libguile/weak-table.c (vacuum_all_weak_tables):
  (scm_c_make_weak_table, scm_init_weak_table): Arrange to vacuum all
  weak sets from a single async GC callback, and likewise for weak
  tables.

Thanks to Ludovic Courtès for tracking this bug down!
2017-03-13 15:47:51 +01:00
Andy Wingo
105e36543f Remove scm_puts_unlocked.
* libguile/ports.h (scm_puts_unlocked): Remove.
* libguile/ports.c (scm_puts): Replace implementation with
  scm_puts_unlocked's implementation.
* libguile/arbiters.c:
* libguile/backtrace.c:
* libguile/bitvectors.c:
* libguile/continuations.c:
* libguile/deprecation.c:
* libguile/dynl.c:
* libguile/eval.c:
* libguile/filesys.c:
* libguile/fluids.c:
* libguile/foreign.c:
* libguile/fports.c:
* libguile/frames.c:
* libguile/guardians.c:
* libguile/hashtab.c:
* libguile/hooks.c:
* libguile/load.c:
* libguile/macros.c:
* libguile/mallocs.c:
* libguile/print.c:
* libguile/programs.c:
* libguile/promises.c:
* libguile/smob.c:
* libguile/srcprop.c:
* libguile/srfi-14.c:
* libguile/stackchk.c:
* libguile/struct.c:
* libguile/threads.c:
* libguile/throw.c:
* libguile/values.c:
* libguile/variable.c:
* libguile/vm.c:
* libguile/weak-set.c:
* libguile/weak-table.c: Use scm_puts instead of scm_puts_unlocked.
2016-04-26 23:07:28 +02:00
Andy Wingo
206b3f6e03 Remove scm_putc_unlocked.
* libguile/ports.h (scm_putc_unlocked): Remove.
* libguile/ports.c (scm_putc): Replace implementation with
  scm_putc_unlocked's implementation.
  (scm_port_print): Use scm_putc.
* libguile/arbiters.c:
* libguile/arrays.c:
* libguile/bitvectors.c:
* libguile/bytevectors.c:
* libguile/continuations.c:
* libguile/dynl.c:
* libguile/eval.c:
* libguile/filesys.c:
* libguile/fluids.c:
* libguile/foreign.c:
* libguile/fports.c:
* libguile/frames.c:
* libguile/hashtab.c:
* libguile/hooks.c:
* libguile/macros.c:
* libguile/mallocs.c:
* libguile/print.c:
* libguile/programs.c:
* libguile/promises.c:
* libguile/r6rs-ports.c:
* libguile/smob.c:
* libguile/srcprop.c:
* libguile/struct.c:
* libguile/variable.c:
* libguile/weak-set.c:
* libguile/weak-table.c: Use scm_putc instead of scm_putc_unlocked.
2016-04-26 23:01:14 +02:00
Andy Wingo
a0551390d5 consolidate scm_i_register_weak_gc_callback, update weak-set to fit
* libguile/finalizers.h:
* libguile/finalizers.c (scm_i_register_weak_gc_callback): New internal
  helper, from weak-set.c.

  Relative to the previous weak-set.c version, prefer the
  finalizer-based implementation.  Fix bug regarding confusion between
  scm_before_gc_c_hook and scm_after_gc_hook.  Fix bug regarding
  referencing weak values outside of the alloc lock.

* libguile/weak-set.c (GC_move_disappearing_link): New stub.
  GC_move_disappearing_link is only available in libgc 7.3.
  (move_weak_entry): Use the new stub instead of ifdeffery.
  (resize_set): Now that we run finalizers from a separate thread or
  async, we can keep the lock while reallocating the set vector.
  (do_vacuum_weak_set): For the same reason, always lock the set.
  Remove implementation of scm_c_register_weak_gc_callback in preference
  of the new copy in finalizers.c.
  (scm_c_make_weak_set): Use the new scm_i_register_weak_gc_callback.
2013-01-20 12:37:00 +01:00
Andy Wingo
2aed2667fc Merge remote-tracking branch 'origin/stable-2.0'
Conflicts:
	libguile/expand.c
	libguile/hashtab.c
	libguile/ports.c
	libguile/vectors.c
	libguile/weaks.c
	module/language/ecmascript/compile-tree-il.scm
	module/language/tree-il/effects.scm
	module/language/tree-il/fix-letrec.scm
	module/language/tree-il/peval.scm
	test-suite/tests/peval.test
2012-07-06 16:52:54 +02:00
Ken Raeburn
a722bcaa13 Fix lock handling bug in commit aac980de43.
* libguile/weak-set.c (resize_set): When releasing a lock temporarily to do
  an allocation, re-lock it afterwards, instead of unlocking again.
* libguile/weak-table.c (resize_table): Likewise.
2012-05-20 23:12:00 -04:00
Andy Wingo
81b80b9610 Revert "with a threaded guile, lock weak sets and tables during a fork"
This reverts commit f609480611.
2012-02-23 14:18:56 +01:00
Andy Wingo
6978c67339 use the new finalizer helpers
* libguile/foreign.c (scm_set_pointer_finalizer_x)
* libguile/ports.c (finalize_port, scm_c_make_port_with_encoding)
  (open_iconv_descriptors)
* libguile/smob.c (scm_i_new_smob, scm_i_new_double_smob)
* libguile/struct.c (scm_i_alloc_struct)
* libguile/weak-set.c (weak_gc_finalizer)
  (scm_c_register_weak_gc_callback)
* libguile/weak-table.c (scm_c_register_weak_gc_callback)
  (weak_gc_finalizer)
* libguile/numbers.c (make_bignum): Use the new API.
2012-02-19 20:46:14 +01:00
Andy Wingo
7932759fc7 better hysteresis in weak-set, weak-table
* libguile/weak-set.c:
* libguile/weak-table.c: Attempt to avoid bouncing between sizes when
  growing the vector causes elements to be removed from the set/table.
2012-02-19 20:46:14 +01:00
Andy Wingo
f609480611 with a threaded guile, lock weak sets and tables during a fork
* libguile/weak-set.c (make_weak_set):
* libguile/weak-table.c (make_weak_table): If we have a threaded Guile,
* keep a weak set (table) of weak sets (tables).  Use this and the
  pthread_atfork mechanism to lock and unlock weak sets and weak tables
  during a fork().

* libguile/weak-set.h (scm_weak_set_prehistory): New internal API.
* libguile/init.c: Add call to scm_weak_set_prehistory().
2012-02-17 12:09:28 +01:00
Andy Wingo
aac980de43 weaks: move an allocation outside a critical section
* libguile/weak-set.c (resize_set):
* libguile/weak-table.c (resize_table): Drop the set/table lock while
  allocating the new vector.  Fixes a bug in which a finalizer could
  recursively try to grab the port table lock.
2012-02-13 15:29:21 +01:00
Andy Wingo
0aed71aa51 Revert "add SCM_HEAP_OBJECT_BASE"
This reverts commit 47ed8656db.

Conflicts:

	libguile/foreign.c
2012-01-31 22:58:24 +01:00
Andy Wingo
3dc9f41900 support for new GC_move_disappearing_link
* configure.ac: Check for GC_move_disappearing_link.
* libguile/weak-set.c (move_weak_entry):
* libguile/weak-table.c (move_disappearing_links):
  (move_weak_entry): Use GC_move_disappearing_link if available.
2011-11-24 11:47:36 +01:00
Andy Wingo
0607ebbfcf locking for putc, puts
* libguile/ports.c (scm_putc, scm_puts):
* libguile/ports.h (scm_putc_unlocked, scm_puts_unlocked): Separate into
  _unlocked and locked variants.  Change all callers to use the
  _unlocked versions.
2011-11-08 00:55:05 +01:00
Andy Wingo
47ed8656db add SCM_HEAP_OBJECT_BASE
* libguile/tags.h (SCM_HEAP_OBJECT_BASE): New macro.  Given a SCM,
  returns a pointer to the start of its memory area on the heap.

* libguile/bytevectors.c:
* libguile/fluids.c:
* libguile/foreign.c:
* libguile/gc.h:
* libguile/guardians.c:
* libguile/numbers.h:
* libguile/ports.c:
* libguile/smob.c:
* libguile/struct.c:
* libguile/weak-set.c:
* libguile/weak-table.c:
* libguile/weak-vector.c: Use it.
2011-10-24 18:59:35 +02:00
Andy Wingo
8c5bb72920 add SCM_HEAP_OBJECT_P
* libguile/tags.h (SCM_HEAP_OBJECT_P): New macro, an alias for
  SCM_NIMP.

* libguile/arrays.c:
* libguile/debug.c:
* libguile/foreign.c:
* libguile/gdbint.c:
* libguile/guardians.c:
* libguile/list.c:
* libguile/modules.c:
* libguile/options.c:
* libguile/smob.c:
* libguile/validate.h:
* libguile/weak-set.c:
* libguile/weak-table.c:
* libguile/weak-vector.c: Use it instead of SCM_NIMP or !SCM_IMP.
2011-10-24 18:55:43 +02:00
Andy Wingo
21041372ed add SCM_{PACK,UNPACK}_POINTER
* libguile/tags.h (SCM_UNPACK_POINTER, SCM_PACK_POINTER): New macros.
  The old SCM2PTR and PTR2SCM were defined in such a way that
  round-tripping through a pointer could lose precision, even in the
  case in which you weren't interested in actually dereferencing the
  pointer, it was simply that you needed to plumb a SCM through APIs
  that take pointers.  These new macros are more like SCM_PACK and
  SCM_UNPACK, but for pointer types.  The bit representation of the
  pointer should be the same as the scm_t_bits representation.

* libguile/gc.h (PTR2SCM, SCM2PTR): Remove support for (old) UNICOS
  pointers.  We are going to try tagging the SCM object itself in the
  future, and I don't think that keeping this support is worth its
  cost.  It probably doesn't work anyway.

* libguile/backtrace.c:
* libguile/bytevectors.c:
* libguile/continuations.c:
* libguile/fluids.c:
* libguile/foreign.c:
* libguile/gc.h:
* libguile/guardians.c:
* libguile/hashtab.c:
* libguile/load.c:
* libguile/numbers.c:
* libguile/ports.c:
* libguile/smob.c:
* libguile/strings.c:
* libguile/symbols.c:
* libguile/vm.c:
* libguile/weak-set.c:
* libguile/weak-table.c:
* libguile/weak-vector.c: Update many sites to use the new macros.
2011-10-24 18:54:04 +02:00
Andy Wingo
dc7da0be90 refactor tc7 and tc16 checks
* libguile/tags.h (SCM_HAS_TYP7, SCM_HAS_TYP7S, SCM_HAS_TYP16): New
  macros.

* libguile/bytevectors.h (SCM_BYTEVECTOR_P):
* libguile/control.h (SCM_PROMPT_P):
* libguile/filesys.h (SCM_DIRP):
* libguile/fluids.h (SCM_WITH_FLUIDS_P, SCM_FLUID_P)
  (SCM_I_DYNAMIC_STATE_P):
* libguile/foreign.h (SCM_POINTER_P):
* libguile/fports.h (SCM_FPORTP):
* libguile/frames.h (SCM_VM_FRAME_P):
* libguile/hashtab.h (SCM_HASHTABLE_P):
* libguile/inline.h (scm_get_byte_or_eof):
* libguile/numbers.h (SCM_REALP, SCM_BIGP, SCM_COMPLEXP, SCM_FRACTIONP):
* libguile/objcodes.h (SCM_OBJCODE_P):
* libguile/ports.h (SCM_OUTPUT_PORT_P):
* libguile/programs.h (SCM_PROGRAM_P):
* libguile/smob.h (SCM_SMOB_PREDICATE):
* libguile/srfi-14.h (SCM_CHARSETP):
* libguile/strings.c (IS_STRING):
* libguile/strports.h (SCM_STRPORTP):
* libguile/symbols.h (scm_is_symbol):
* libguile/variable.h (SCM_VARIABLEP):
* libguile/vectors.h (SCM_I_IS_VECTOR, SCM_I_IS_NONWEAK_VECTOR):
* libguile/vm-i-system.c (call, tail-call, mv-call)
* libguile/vm.h (SCM_VM_P, SCM_VM_CONT_P):
* libguile/weak-set.c (SCM_WEAK_SET_P):
* libguile/weak-table.c (SCM_WEAK_TABLE_P):
* libguile/weak-vector.h (SCM_I_WVECTP): Use them.
2011-10-24 18:54:01 +02:00
Andy Wingo
26b263541b add weak sets
* libguile/weak-set.c:
* libguile/weak-set.h: New files, implementing weak sets, for use in the
  symbol table and port set.  Eventually we will be able to remove weak
  pairs.

* libguile.h:
* libguile/Makefile.am: Add new files.

* libguile/evalext.c:
* libguile/gc.c:
* libguile/init.c:
* libguile/print.c:
* libguile/tags.h: Add support for the new types.
2011-10-23 20:45:01 +02:00