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libc: Stub out ungetc()

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This commit is contained in:
apio 2022-10-23 10:34:49 +02:00
parent f0eeaa25a3
commit c02f2e128d
2 changed files with 7 additions and 0 deletions
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2
libs/libc/include/stdio.h
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@ -98,6 +98,8 @@ extern "C"
/* Retrieves a character from stream. */ /* Retrieves a character from stream. */
int getc(FILE* stream); int getc(FILE* stream);
int ungetc(int, FILE*); // Not implemented.
/* Retrieves a character from standard input. */ /* Retrieves a character from standard input. */
int getchar(); int getchar();

5
libs/libc/src/file.cpp
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@ -170,6 +170,11 @@ extern "C"
return fgetc(stdin); return fgetc(stdin);
} }
int ungetc(int, FILE*)
{
NOT_IMPLEMENTED("ungetc");
}
int ferror(FILE* stream) int ferror(FILE* stream)
{ {
return stream->f_err; return stream->f_err;