emacs/test/data, branch scratch/joaot/make-completion-at-point-function Emacs is the extensible, customizable, self-documenting real-time display editor. Add an Exif parsing library 2019-09-21T16:13:11+00:00 Lars Ingebrigtsen 2019-09-21T16:13:05+00:00 535b65875e7e47e1fd6bec1753f687592ae600b8 * lisp/image/exif.el: New file (bug#23070). * test/lisp/image/exif-tests.el: Add some basic tests. 
* lisp/image/exif.el: New file (bug#23070).

* test/lisp/image/exif-tests.el: Add some basic tests.
Port mod-test to --enable-gcc-warnings 2019-05-05T16:08:24+00:00 Paul Eggert 2019-05-05T16:07:44+00:00 81487bf89122ef0f369690e421740d38dbc17e23 * test/data/emacs-module/mod-test.c (NDEBUG): Undef, to prevent GCC from complaining “error: unused variable ‘dummy’” and failing to build the test, if --enable-gcc-warnings. 
* test/data/emacs-module/mod-test.c (NDEBUG): Undef, to prevent
GCC from complaining “error: unused variable ‘dummy’” and failing
to build the test, if --enable-gcc-warnings.
Fix compilation of mod-test.c on MinGW 2019-05-05T15:07:26+00:00 Eli Zaretskii 2019-05-05T15:07:26+00:00 6709240b7a36d7aab7a83d4ddd2765e45e687c5d * test/data/emacs-module/mod-test.c (Fmod_test_nanoseconds) [__MINGW32__]: Use _Static_assert, not static_assert, as the latter is not available in mingw.org's MinGW's assert.h. 
* test/data/emacs-module/mod-test.c (Fmod_test_nanoseconds)
[__MINGW32__]: Use _Static_assert, not static_assert, as the
latter is not available in mingw.org's MinGW's assert.h.
Use extract_time in test module. 2019-05-04T23:34:07+00:00 Philipp Stephani 2019-05-04T23:23:44+00:00 e95ecbe14681d86cb4ddd17edbb77559fdc9bc09 * test/data/emacs-module/mod-test.c (Fmod_test_sleep_until): Use extract_time for time argument. (signal_wrong_type_argument): Remove unused function. * test/src/emacs-module-tests.el (mod-test-sleep-until): Remove unnecessary ‘float-time’. 
* test/data/emacs-module/mod-test.c (Fmod_test_sleep_until): Use
extract_time for time argument.
(signal_wrong_type_argument): Remove unused function.

* test/src/emacs-module-tests.el (mod-test-sleep-until): Remove
unnecessary ‘float-time’.
Export major version of latest Emacs supported by emacs-module.h. 2019-04-28T18:08:25+00:00 Philipp Stephani 2019-04-24T08:22:18+00:00 4d97e1a9ea35c3a1d9f03abb7a822d57f384c1a5 This is useful if module authors want to support multiple versions of emacs-module.h. * configure.ac (emacs_major_version): Define substitution. * src/emacs-module.h.in (EMACS_MAJOR_VERSION): Define macro. * doc/lispref/internals.texi (Module Initialization): Document EMACS_MAJOR_VERSION preprocessor macro. * test/data/emacs-module/mod-test.c (emacs_module_init): Verify behavior of EMACS_MAJOR_VERSION. 
This is useful if module authors want to support multiple versions of
emacs-module.h.

* configure.ac (emacs_major_version): Define substitution.

* src/emacs-module.h.in (EMACS_MAJOR_VERSION): Define macro.

* doc/lispref/internals.texi (Module Initialization): Document
EMACS_MAJOR_VERSION preprocessor macro.

* test/data/emacs-module/mod-test.c (emacs_module_init): Verify
behavior of EMACS_MAJOR_VERSION.
Unbreak build when building without GMP support. 2019-04-24T21:27:43+00:00 Philipp Stephani 2019-04-24T17:35:36+00:00 4eb7f9ef595c10df1ea78518b2f0410a0e79ec70 Add support for a new preprocessor macro EMACS_MODULE_HAVE_MPZ_T to emacs-module.h. If this macro is defined, assume that mpz_t is already defined and don’t include gmp.h. Don’t document the new macro for now, as it’s unclear whether we want to support this in modules outside the Emacs tree. * src/emacs-module.h.in: Allow user to prevent inclusion of gmp.h. * src/emacs-module.c: Use mini-gmp if GMP is unavailable. Don’t include gmp.h. * src/lisp.h: Don’t require gmp.h. It’s not needed for lisp.h. * test/Makefile.in (GMP_LIB, GMP_OBJ): New variables. ($(test_module)): Use them. * test/data/emacs-module/mod-test.c: Use mini-gmp if GMP is unavailable. 
Add support for a new preprocessor macro EMACS_MODULE_HAVE_MPZ_T to
emacs-module.h.  If this macro is defined, assume that mpz_t is
already defined and don’t include gmp.h.

Don’t document the new macro for now, as it’s unclear whether we want
to support this in modules outside the Emacs tree.

* src/emacs-module.h.in: Allow user to prevent inclusion of gmp.h.

* src/emacs-module.c: Use mini-gmp if GMP is unavailable.  Don’t
include gmp.h.

* src/lisp.h: Don’t require gmp.h.  It’s not needed for lisp.h.

* test/Makefile.in (GMP_LIB, GMP_OBJ): New variables.
($(test_module)): Use them.

* test/data/emacs-module/mod-test.c: Use mini-gmp if GMP is unavailable.
Clarify rounding mode when converting to struct timespec. 2019-04-24T11:41:05+00:00 Philipp Stephani 2019-04-24T11:41:05+00:00 c4bacb1215bfdf058b374312256c27eaea1304a4 * doc/lispref/internals.texi (Module Values): Clarify that the truncation is towards negative infinity. * test/data/emacs-module/mod-test.c (Fmod_test_nanoseconds): Add test function. (emacs_module_init): Define it. * test/src/emacs-module-tests.el (mod-test-nanoseconds): New unit test. 
* doc/lispref/internals.texi (Module Values): Clarify that the
truncation is towards negative infinity.

* test/data/emacs-module/mod-test.c (Fmod_test_nanoseconds): Add test
function.
(emacs_module_init): Define it.

* test/src/emacs-module-tests.el (mod-test-nanoseconds): New unit test.
Add module functions to convert from and to big integers. 2019-04-24T10:53:54+00:00 Philipp Stephani 2019-04-18T20:38:29+00:00 e290a7d1730c99010272bbff7f497c3041cef46d * src/module-env-27.h: Add new module functions to convert big integers. * src/emacs-module.h.in (emacs_mpz): Define if GMP is available. * src/emacs-module.c (module_extract_big_integer) (module_make_big_integer): New functions. (initialize_environment): Use them. * test/data/emacs-module/mod-test.c (Fmod_test_double): New test function. (emacs_module_init): Define it. * test/src/emacs-module-tests.el (mod-test-double): New unit test. * doc/lispref/internals.texi (Module Values): Document new functions. 
* src/module-env-27.h: Add new module functions to convert big
integers.

* src/emacs-module.h.in (emacs_mpz): Define if GMP is available.

* src/emacs-module.c (module_extract_big_integer)
(module_make_big_integer): New functions.
(initialize_environment): Use them.

* test/data/emacs-module/mod-test.c (Fmod_test_double): New test
function.
(emacs_module_init): Define it.

* test/src/emacs-module-tests.el (mod-test-double): New unit test.

* doc/lispref/internals.texi (Module Values): Document new functions.
Add conversions to and from struct timespec to module interface. 2019-04-24T09:33:52+00:00 Philipp Stephani 2019-04-18T15:42:45+00:00 bffceab6339fb4042588b893ef754c6264379e75 Time values are a fundamental data type, and such conversions are hard to implement within modules because of the various forms of time values in Emacs Lisp. Adding dedicated conversion functions can significantly simplify module code dealing with times. This approach uses nanosecond precision. While Emacs in theory has support for higher-precision time values, in practice most languages and standards, such as POSIX, C, Java, and Go, have settled on nanosecond-precision integers to represent time. * src/emacs-module.h.in: Add header for struct timespec. * src/module-env-27.h: Add module functions for time conversion. * src/emacs-module.c (module_extract_time, module_make_time): New functions. (initialize_environment): Use them. * test/data/emacs-module/mod-test.c (Fmod_test_add_nanosecond): New test function. (emacs_module_init): Define it. * test/src/emacs-module-tests.el (mod-test-add-nanosecond/valid) (mod-test-add-nanosecond/nil, mod-test-add-nanosecond/invalid): New unit tests. * doc/lispref/internals.texi (Module Values): Document time conversion functions. 
Time values are a fundamental data type, and such conversions are hard
to implement within modules because of the various forms of time
values in Emacs Lisp.  Adding dedicated conversion functions can
significantly simplify module code dealing with times.

This approach uses nanosecond precision.  While Emacs in theory has
support for higher-precision time values, in practice most languages
and standards, such as POSIX, C, Java, and Go, have settled on
nanosecond-precision integers to represent time.

* src/emacs-module.h.in: Add header for struct timespec.

* src/module-env-27.h: Add module functions for time conversion.

* src/emacs-module.c (module_extract_time, module_make_time): New
functions.
(initialize_environment): Use them.

* test/data/emacs-module/mod-test.c (Fmod_test_add_nanosecond): New
test function.
(emacs_module_init): Define it.

* test/src/emacs-module-tests.el (mod-test-add-nanosecond/valid)
(mod-test-add-nanosecond/nil, mod-test-add-nanosecond/invalid): New
unit tests.

* doc/lispref/internals.texi (Module Values): Document time
conversion functions.
Revert "Revert "Revert "Rely on conservative stack scanning to find "emacs_value"s""" 2019-03-22T08:02:46+00:00 Eli Zaretskii 2019-03-22T08:02:46+00:00 09d746dad36e4780d379f975a84b1b076da78c50 This reverts commit 093d3e78d21d3d6c718997368ef4b31f9884401c, which reverted ee7ad83f20903208404a84b58b7a478b62924570, which reverted 3eb93c07f7a60ac9ce8a16f10c3afd5a3a31243a. 
This reverts commit 093d3e78d21d3d6c718997368ef4b31f9884401c,
which reverted ee7ad83f20903208404a84b58b7a478b62924570,
which reverted 3eb93c07f7a60ac9ce8a16f10c3afd5a3a31243a.