* libguile/numbers.c (scm_numerator, scm_denominator): Handle signed
zeroes and infinities in accordance with the corresponding R6RS flonum
procedures.
* module/rnrs/arithmetic/flonums.scm (flnumerator, fldenominator):
Remove special handling of infinities.
* test-suite/tests/numbers.test (numerator, denominator): Add tests.
Convert existing tests to use 'pass-if-equal'.
* test-suite/tests/r6rs-arithmetic-flonums.test (flnumerator): Fix
broken test of (flnumerator -0.0).
* module/language/scheme/decompile-tree-il.scm (choose-output-names):
A <lambda> with no <lambda-case> decompiles into a 'case-lambda'
primitive. Ensure that 'case-lambda' is not shadowed by a lexical.
* module/rnrs/arithmetic/bitwise.scm (bitwise-if, bitwise-length,
bitwise-first-bit-set, bitwise-bit-field, bitwise-reverse-bit-field):
Replace these with aliases to the identical SRFI-60 operators
'bitwise-if', 'integer-length', 'first-set-bit', 'bit-field', and
'reverse-bit-field'.
(bitwise-copy-bit, bitwise-copy-bit-field, bitwise-rotate-bit-field):
Reimplement these based upon the similar SRFI-60 operators 'copy-bit',
'copy-bit-field', and 'rotate-bit-field'.
* test-suite/tests/r6rs-arithmetic-bitwise.test (bitwise-copy-bit): Fix
test to conform to the specification, which requires the third
argument to be either 0 or 1.
* test-suite/tests/r6rs-arithmetic-fixnums.test (fxcopy-bit): Fix test
to conform to the specification, which requires the third argument to
be either 0 or 1.
* module/web/http.scm (http-proxy-port?, set-http-proxy-port?!): New
exported procedures.
(write-request-line): If we're using an http proxy, write an
absolute-URI in the request line.
* module/web/client.scm: Import (web http).
(current-http-proxy): New exported parameter.
(open-socket-for-uri): If 'current-http-proxy' is not false,
connect to the proxy instead of the URI host, and use
'set-http-proxy-port?!' to make note of that fact.
* doc/ref/web.texi (Web Client): Document 'current-http-proxy'.
Reported by Göran Weinholt <goran@weinholt.se>.
* module/rnrs/arithmetic/fixnums.scm (fxbit-count): If the argument is
negative, return the 'bitwise-not' of the result of 'logcount', as per
R6RS. Previously, 'fxbit-count' was identical to 'logcount'.
* test-suite/tests/r6rs-arithmetic-fixnums.test (fxbit-count): Add test.
Fixes <http://bugs.gnu.org/14868>.
Reported by Göran Weinholt <goran@weinholt.se>.
* module/rnrs/arithmetic/flonums.scm (flfinite?): If the argument is a
NaN, return false.
* test-suite/tests/r6rs-arithmetic-flonums.test (flfinite?): Add test.
Fixes <http://bugs.gnu.org/14864>.
Reported by Göran Weinholt <goran@weinholt.se>.
* module/rnrs/arithmetic/bitwise.scm (bitwise-bit-count): If the
argument is negative, return the 'bitwise-not' of the result of
'logcount', as per R6RS. Previously, 'bitwise-bit-count' was
identical to 'logcount'.
* libguile/vm.c (vm_error_kwargs_invalid_keyword,
vm_error_kwargs_unrecognized_keyword): Add parameter. Pass it
enclosed in a list as the last argument to `scm_error_scm'.
* libguile/vm-i-system.c (bind_kwargs): Adjust accordingly.
* libguile/eval.c (error_invalid_keyword, error_unrecognized_keyword):
Add parameter.
(prepare_boot_closure_env_for_apply): Adjust accordingly.
* module/ice-9/eval.scm (primitive-eval): Likewise.
* libguile/error.c (scm_error_scm): Mention `keyword-argument-error' in
docstring.
* module/ice-9/boot-9.scm (keyword-error-printer): New procedure; use it.
* test-suite/tests/optargs.test (c&e, with-test-prefix/c&e): Remove.
("define*")["unrecognized keyword"]: Test the value passed along the
`keyword-argument-error' exception.
["invalid keyword"]: New test.
* doc/ref/api-control.texi (Error Reporting): Update `scm-error'
description.
* module/web/uri.scm (uri-encode): the hexadecimal percent-encoding %HH
is now uppercased as suggested by RFC3986:
"For consistency, URI producers and normalizers should use
uppercase hexadecimal digits for all percent-encodings."
* test-suite/tests/web-uri.test ("encode"): update tests.
* libguile/fports.c (scm_open_file_with_encoding): New API function,
containing the code previously found in 'scm_open_file', but modified
to accept the new 'guess_encoding' and 'encoding' arguments.
(scm_open_file): Now just a simple wrapper that calls
'scm_open_file_with_encoding'.
(scm_i_open_file): New implementation of 'open-file' that accepts
keyword arguments '#:guess-encoding' and '#:encoding', and calls
'scm_open_file_with_encoding'.
(scm_init_fports_keywords): New initialization function that gets
called after keywords are initialized.
* libguile/fports.h (scm_open_file_with_encoding,
scm_init_fports_keywords): Add prototypes.
* libguile/init.c (scm_i_init_guile): Call 'scm_init_fports_keywords'.
* module/ice-9/boot-9.scm: Add enhanced versions of 'open-input-file',
'open-output-file', 'call-with-input-file', 'call-with-output-file',
'with-input-from-file', 'with-output-to-file', and
'with-error-to-file', that accept keyword arguments '#:binary',
'#:encoding', and (for input port constructors) '#:guess-encoding'.
* doc/ref/api-io.texi (File Ports): Update documentation.
* test-suite/tests/ports.test ("keyword arguments for file openers"):
Add tests.
* libguile/ports.c (scm_i_unget_bytes): New static function.
(scm_unget_bytes): New API function.
(scm_unget_byte): Rewrite to simply call 'scm_i_unget_bytes'.
(scm_ungetc, scm_peek_char, looking_at_bytes): Use 'scm_i_unget_bytes'.
* libguile/ports.h: Add prototype for 'scm_unget_bytes'.
* libguile/fports.c (scm_setvbuf): Use 'scm_unget_bytes'.
* libguile/r6rs-ports.c (scm_unget_bytevector): New procedure.
* module/ice-9/binary-ports.scm (unget-bytevector): New export.
* doc/ref/api-io.texi (R6RS Binary Input): Add documentation.
(R6RS I/O Ports): Update brief description of (ice-9 binary-ports) to
reflect the new reality: it is no longer a subset of (rnrs io ports).
* test-suite/tests/ports.test ("unget-bytevector"): Add test.
* libguile/fports.c (scm_open_file): Do not scan for coding
declarations. Replace 'use_encoding' local variable with
'binary'. Update documentation string.
* module/ice-9/psyntax.scm (include): Add the same file-encoding
logic that's used in compile-file and scm_primitive_load.
* module/ice-9/psyntax-pp.scm: Regenerate.
* doc/ref/api-io.texi (File Ports): Update docs.
* test-suite/tests/ports.test: Change "open-file HONORS file coding
declarations" test to "open-file IGNORES file coding declaration".
* test-suite/tests/coding.test (scan-coding): Use 'file-encoding' to
scan for the encoding, since 'open-input-file' no longer does so.
* module/srfi/srfi-41.scm (%stream-null): Use a fresh cons rather than
a literal cons. You never know what peval constant-folding could do
with the latter, either now or in the future.
Based on a patch by Nala Ginrut <nalaginrut@gmail.com>,
with suggestions from Mark H. Weaver.
* module/ice-9/control.scm (call-with-escape-continuation, call/ec): New
procedures.
(let-escape-continuation, let/ec): New macros.
* module/ice-9/futures.scm (let/ec): Remove.
* test-suite/tests/control.test ("escape-only continuations")["call/ec",
"let/ec"]: New tests.
* doc/ref/api-control.texi (Prompt Primitives): Document `call/ec',
`let/ec', and their long names.
* module/ice-9/psyntax.scm (case-lambda, case-lambda*): Allow a
docstring to be placed immediately after the 'case-lambda' or
'case-lambda*'.
* module/ice-9/psyntax-pp.scm: Regenerate.
* doc/ref/api-procedures.texi (Case-lambda): Update docs.
* test-suite/tests/optargs.test ("case-lambda", "case-lambda*"):
Add tests.
Fixes <http://bugs.gnu.org/13848>.
Reported by Jan Schukat <shookie@email.de>.
* configure.ac: Rename `HAVE_FORK' conditional to `BUILD_ICE_9_POPEN'.
Set it when both $enable_posix and $ac_cv_func_fork are true.
* libguile/posix.c (scm_init_posix): Add the `fork' feature.
* doc/ref/api-options.texi (Common Feature Symbols): Add `fork'.
* doc/ref/posix.texi (Pipes): Add footnote mentioning the `fork'
feature.
* module/Makefile.am (SCRIPTS_SOURCES): Make `scripts/autofrisk.scm' and
`scripts/scan-api.scm' conditional on `BUILD_ICE_9_POPEN'.
* test-suite/tests/popen.test (if-supported): New macro.
Wrap body in `if-supported'.
Incorporates suggestions from Mark H Weaver <mhw@netris.org>
and Ian Price <ianprice90@googlemail.com>.
* module/srfi/srfi-41.scm: New file.
* module/Makefile.am (SRFI_SOURCES): Add srfi/srfi-41.scm.
* test-suite/tests/srfi-41.test: New file.
* test-suite/Makefile.am (SCM_TESTS): Add tests/srfi-41.test.
* doc/ref/srfi-modules.texi (SRFI Support): Add SRFI-41.
(SRFI-41): New node which refers the reader to
<http://srfi.schemers.org/srfi-41/srfi-41.html>.
* module/srfi/srfi-45.scm (promise?): Export.
* doc/ref/srfi-modules.texi (SRFI-45): Update docs.
* test-suite/tests/srfi-45.test: Add test. Add FSF copyright for 2010
and 2013. Add missing year to André van Tonder's copyright notice.
Fixes <http://bugs.gnu.org/13176>.
* module/srfi/srfi-37.scm (args-fold)[short-option-argument]: When ARGS
is a pair, always set it to its cdr.
* test-suite/tests/srfi-37.test ("SRFI-37")["short option with optional
argument omitted", "short option with optional argument provided"]:
New tests.
* module/texinfo/string-utils.scm (end-of-sentence?): New procedure.
(make-text-wrapper): Append an extra space after LINE when it matches
`end-of-sentence?' and COLLAPSE-WHITESPACE? is false.
* test-suite/tests/texinfo.serialize.test ("test-serialize"): Adjust
accordingly.
* test-suite/tests/texinfo.string-utils.test ("text wrapping")["two
spaces after end of sentence"]: New test prefix.
* module/ice-9/boot-9.scm (%cond-expand-features): Remove redundant list
of feature identifiers in the comment. Explain more clearly what
belongs in this list. Remove srfi-6.
* module/srfi/srfi-4.scm, module/srfi/srfi-27.scm,
module/srfi/srfi-31.scm, module/srfi/srfi-38.scm,
module/srfi/srfi-39.scm, module/srfi/srfi-42.scm,
module/srfi/srfi-45.scm, module/srfi/srfi-67.scm: Add missing
'cond-expand-provide'.
* module/srfi/srfi-69.scm: Fix erroneous 'cond-expand-provide'.
* doc/ref/srfi-modules.texi (SRFI-0): Update the list of features in
Guile core.
* module/srfi/srfi-45.scm (eager): Accept any number of arguments.
Store the list of arguments in the value record. Previously, only one
argument was accepted, and that value was stored in the value record.
(delay): Support expressions that return any number of arguments.
(force): Return the list of values stored in the value record.
(promise?): Export.
* doc/ref/srfi-modules.texi (SRFI-45): Update docs. Remove typing
for simplicity in discussing multiple values.
* test-suite/tests/srfi-45.test: Add tests. Add FSF copyright for 2010
and 2013. Add missing year to André van Tonder's copyright notice.
* module/web/http.scm ("Host"): Parse and write IP-literals treating
escapes as uri module does: remove brackets on parse, replace them on
write.
* test-suite/tests/web-http.test ("request headers"): Add tests.
* doc/ref/web.texi: Say `World Wide Web'; the hyphenated form is almost
never used (c.f. w3.org).
General predicate arguments are named `obj'. Fill in arguments
omitted from some procedure definitions (e.g. `request-method').
Minor tweaks, such as using en-dash and missing markup as appropriate.
Wrap very long deffn lines.
* module/web/*.scm: Expand texinfo markup in doc strings. Synchronize
with changes in web.texi.
* module/ice-9/boot-9.scm (false-if-exception): Add optional #:warning
TEMPLATE ARG... tail, which indicates that we should print a warning
on failure.
(load-in-vicinity): Use the new #:warning.
(make-autoload-interface): Surround the bits that load modules with a
false-if-exception with #:warning. Fixes
http://debbugs.gnu.org/cgi/bugreport.cgi?bug=12202.
* test-suite/tests/syncase.test ("missing autoloads do not foil
psyntax"): Add a test.
* module/language/tree-il/compile-glil.scm (flatten-lambda-case):
Support calls and tail-calls with more than 255 formals.
* test-suite/tests/tree-il.test ("many args"): Add a test.
