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LibC: Implement __fpending

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Some gnu programs want this and I don't want to make FILE non-opaque
This commit is contained in:
Bananymous
2026-07-07 15:23:31 +03:00
parent 89fa957297
commit 304f94f3b1
2 changed files with 7 additions and 0 deletions
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1
userspace/libraries/LibC/include/stdio.h
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@@ -127,6 +127,7 @@ int vsnprintf(char* __restrict s, size_t n, const char* __restrict format, va_l
int vsprintf(char* __restrict s, const char* __restrict format, va_list ap); int vsprintf(char* __restrict s, const char* __restrict format, va_list ap);
int vsscanf(const char* __restrict s, const char* __restrict format, va_list arg); int vsscanf(const char* __restrict s, const char* __restrict format, va_list arg);
size_t __fpending(FILE* stream);
void __fseterr(FILE* stream); void __fseterr(FILE* stream);
__END_DECLS __END_DECLS

6
userspace/libraries/LibC/stdio.cpp
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@@ -134,6 +134,12 @@ void clearerr(FILE* file)
file->error = false; file->error = false;
} }
size_t __fpending(FILE* file)
{
ScopeLock _(file);
return file->buffer_rd_size ? 0 : file->buffer_idx;
}
void __fseterr(FILE* file) void __fseterr(FILE* file)
{ {
ScopeLock _(file); ScopeLock _(file);