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Code Issues 1 Releases Wiki Activity

Add janet_cfuns_prefix to janet.h

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Makes adding functions to the current environment easier.
This commit is contained in:
Calvin Rose 2020-04-17 13:37:52 -05:00
parent 8a89e50c13
commit fbe903b277
1 changed files with 18 additions and 2 deletions
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18
src/core/util.c
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@ -380,7 +380,7 @@ void janet_var(JanetTable *env, const char *name, Janet val, const char *doc) {
} }
/* Load many cfunctions at once */ /* Load many cfunctions at once */
void janet_cfuns(JanetTable *env, const char *regprefix, const JanetReg *cfuns) { static void _janet_cfuns_prefix(JanetTable *env, const char *regprefix, const JanetReg *cfuns, int defprefix) {
uint8_t *longname_buffer = NULL; uint8_t *longname_buffer = NULL;
size_t prefixlen = 0; size_t prefixlen = 0;
size_t bufsize = 0; size_t bufsize = 0;
@ -414,13 +414,29 @@ void janet_cfuns(JanetTable *env, const char *regprefix, const JanetReg *cfuns)
name = janet_csymbolv(cfuns->name); name = janet_csymbolv(cfuns->name);
} }
Janet fun = janet_wrap_cfunction(cfuns->cfun); Janet fun = janet_wrap_cfunction(cfuns->cfun);
if (defprefix) {
JanetTable *subt = janet_table(2);
janet_table_put(subt, janet_ckeywordv("value"), fun);
if (cfuns->documentation)
janet_table_put(subt, janet_ckeywordv("doc"), janet_cstringv(cfuns->documentation));
janet_table_put(env, name, janet_wrap_table(subt));
} else {
janet_def(env, cfuns->name, fun, cfuns->documentation); janet_def(env, cfuns->name, fun, cfuns->documentation);
}
janet_table_put(janet_vm_registry, fun, name); janet_table_put(janet_vm_registry, fun, name);
cfuns++; cfuns++;
} }
free(longname_buffer); free(longname_buffer);
} }
void janet_cfuns_prefix(JanetTable *env, const char *regprefix, const JanetReg *cfuns) {
_janet_cfuns_prefix(env, regprefix, cfuns, 1);
}
void janet_cfuns(JanetTable *env, const char *regprefix, const JanetReg *cfuns) {
_janet_cfuns_prefix(env, regprefix, cfuns, 0);
}
/* Abstract type introspection */ /* Abstract type introspection */
void janet_register_abstract_type(const JanetAbstractType *at) { void janet_register_abstract_type(const JanetAbstractType *at) {