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Code Issues 1 Releases Wiki Activity

Add janet_getjfile to C API.

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This commit is contained in:
Calvin Rose 2020-08-29 17:36:14 -05:00
parent 8b9ad2dce8
commit 6273e56886
3 changed files with 10 additions and 3 deletions
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1
CHANGELOG.md
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@ -2,6 +2,7 @@
All notable changes to this project will be documented in this file.
## Unreleased - ???
- Add `janet_getjfile` to C API.
- Add `:x` flag to os/execute to raise error when exit code is non-zero.
- Don't run `main` when flychecking.
- Add `:n` flag to `file/open` to raise an error if file cannot be opened.

11
src/core/io.c
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@ -789,6 +789,10 @@ static const JanetReg io_cfuns[] = {
/* C API */
JanetFile *janet_getjfile(const Janet *argv, int32_t n) {
return janet_getabstract(argv, n, &janet_file_type);
}
FILE *janet_getfile(const Janet *argv, int32_t n, int *flags) {
JanetFile *iof = janet_getabstract(argv, n, &janet_file_type);
if (NULL != flags) *flags = iof->flags;
@ -813,17 +817,18 @@ FILE *janet_unwrapfile(Janet j, int *flags) {
void janet_lib_io(JanetTable *env) {
janet_core_cfuns(env, NULL, io_cfuns);
janet_register_abstract_type(&janet_file_type);
int default_flags = JANET_FILE_NOT_CLOSEABLE | JANET_FILE_SERIALIZABLE;
/* stdout */
janet_core_def(env, "stdout",
janet_makefile(stdout, JANET_FILE_APPEND | JANET_FILE_NOT_CLOSEABLE | JANET_FILE_SERIALIZABLE),
janet_makefile(stdout, JANET_FILE_APPEND | default_flags),
JDOC("The standard output file."));
/* stderr */
janet_core_def(env, "stderr",
janet_makefile(stderr, JANET_FILE_APPEND | JANET_FILE_NOT_CLOSEABLE | JANET_FILE_SERIALIZABLE),
janet_makefile(stderr, JANET_FILE_APPEND | default_flags),
JDOC("The standard error file."));
/* stdin */
janet_core_def(env, "stdin",
janet_makefile(stdin, JANET_FILE_READ | JANET_FILE_NOT_CLOSEABLE | JANET_FILE_SERIALIZABLE),
janet_makefile(stdin, JANET_FILE_READ | default_flags),
JDOC("The standard input file."));
}

1
src/include/janet.h
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@ -1545,6 +1545,7 @@ extern JANET_API const JanetAbstractType janet_file_type;
JANET_API Janet janet_makefile(FILE *f, int32_t flags);
JANET_API FILE *janet_getfile(const Janet *argv, int32_t n, int32_t *flags);
JANET_API FILE *janet_dynfile(const char *name, FILE *def);
JANET_API JanetFile *janet_getjfile(const Janet *argv, int32_t n);
JANET_API JanetAbstract janet_checkfile(Janet j);
JANET_API FILE *janet_unwrapfile(Janet j, int32_t *flags);