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Merge pull request #415 from leafgarland/fix_numarray_example

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Fix numarray example to work with jpm and latest Janet c-api
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Calvin Rose 2020-05-25 14:04:58 -04:00 committed by GitHub
commit b33fdc1674
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3 changed files with 16 additions and 15 deletions
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16
examples/numarray/numarray.c
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@ -23,7 +23,7 @@ static int num_array_gc(void *p, size_t s) {
return 0;
}
Janet num_array_get(void *p, Janet key);
int num_array_get(void *p, Janet key, Janet *out);
void num_array_put(void *p, Janet key, Janet value);
static const JanetAbstractType num_array_type = {
@ -31,7 +31,8 @@ static const JanetAbstractType num_array_type = {
num_array_gc,
NULL,
num_array_get,
num_array_put
num_array_put,
JANET_ATEND_PUT
};
static Janet num_array_new(int32_t argc, Janet *argv) {
@ -81,21 +82,20 @@ static const JanetMethod methods[] = {
{NULL, NULL}
};
Janet num_array_get(void *p, Janet key) {
int num_array_get(void *p, Janet key, Janet *out) {
size_t index;
Janet value;
num_array *array = (num_array *)p;
if (janet_checktype(key, JANET_KEYWORD))
return janet_getmethod(janet_unwrap_keyword(key), methods);
return janet_getmethod(janet_unwrap_keyword(key), methods, out);
if (!janet_checkint(key))
janet_panic("expected integer key");
index = (size_t)janet_unwrap_integer(key);
if (index >= array->size) {
value = janet_wrap_nil();
return 0;
} else {
value = janet_wrap_number(array->data[index]);
*out = janet_wrap_number(array->data[index]);
}
return value;
return 1;
}
static const JanetReg cfuns[] = {

7
examples/numarray/project.janet Normal file
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@ -0,0 +1,7 @@
(declare-project
:name "numarray"
:description "Example c lib with abstract type")
(declare-native
:name "numarray"
:source @["numarray.c"])

8
examples/numarray/build.janet → examples/numarray/test/numarray_tests.janet
View File

@ -1,10 +1,4 @@
(import cook)
(cook/make-native
:name "numarray"
:source @["numarray.c"])
(import build/numarray :as numarray)
(import build/numarray)
(def a (numarray/new 30))
(print (get a 20))