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Removed mostly unused SDL_errorcode

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This commit is contained in:
Sam Lantinga 2024-05-07 15:04:17 -07:00
parent afe7c7a644
commit 04be04c338
9 changed files with 41 additions and 60 deletions
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18
src/file/SDL_iostream.c
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@ -230,7 +230,7 @@ static size_t SDLCALL windows_file_read(void *userdata, void *ptr, size_t size,
if (total_need < READAHEAD_BUFFER_SIZE) {
if (!ReadFile(iodata->h, iodata->data, READAHEAD_BUFFER_SIZE, &bytes, NULL)) {
SDL_Error(SDL_EFREAD);
SDL_SetError("Error reading from datastream");
return 0;
}
read_ahead = SDL_min(total_need, bytes);
@ -240,7 +240,7 @@ static size_t SDLCALL windows_file_read(void *userdata, void *ptr, size_t size,
total_read += read_ahead;
} else {
if (!ReadFile(iodata->h, ptr, (DWORD)total_need, &bytes, NULL)) {
SDL_Error(SDL_EFREAD);
SDL_SetError("Error reading from datastream");
return 0;
}
total_read += bytes;
@ -256,7 +256,7 @@ static size_t SDLCALL windows_file_write(void *userdata, const void *ptr, size_t
if (iodata->left) {
if (!SetFilePointer(iodata->h, -(LONG)iodata->left, NULL, FILE_CURRENT)) {
SDL_Error(SDL_EFSEEK);
SDL_SetError("Error seeking in datastream");
return 0;
}
iodata->left = 0;
@ -267,13 +267,13 @@ static size_t SDLCALL windows_file_write(void *userdata, const void *ptr, size_t
LARGE_INTEGER windowsoffset;
windowsoffset.QuadPart = 0;
if (!SetFilePointerEx(iodata->h, windowsoffset, &windowsoffset, FILE_END)) {
SDL_Error(SDL_EFSEEK);
SDL_SetError("Error seeking in datastream");
return 0;
}
}
if (!WriteFile(iodata->h, ptr, (DWORD)total_bytes, &bytes, NULL)) {
SDL_Error(SDL_EFWRITE);
SDL_SetError("Error writing to datastream");
return 0;
}
@ -371,7 +371,7 @@ static Sint64 SDLCALL stdio_seek(void *userdata, Sint64 offset, int whence)
}
return pos;
}
return SDL_Error(SDL_EFSEEK);
return SDL_SetError("Error seeking in datastream");
}
static size_t SDLCALL stdio_read(void *userdata, void *ptr, size_t size, SDL_IOStatus *status)
@ -379,7 +379,7 @@ static size_t SDLCALL stdio_read(void *userdata, void *ptr, size_t size, SDL_IOS
IOStreamStdioData *iodata = (IOStreamStdioData *) userdata;
const size_t bytes = fread(ptr, 1, size, iodata->fp);
if (bytes == 0 && ferror(iodata->fp)) {
SDL_Error(SDL_EFREAD);
SDL_SetError("Error reading from datastream");
}
return bytes;
}
@ -389,7 +389,7 @@ static size_t SDLCALL stdio_write(void *userdata, const void *ptr, size_t size,
IOStreamStdioData *iodata = (IOStreamStdioData *) userdata;
const size_t bytes = fwrite(ptr, 1, size, iodata->fp);
if (bytes == 0 && ferror(iodata->fp)) {
SDL_Error(SDL_EFWRITE);
SDL_SetError("Error writing to datastream");
}
return bytes;
}
@ -400,7 +400,7 @@ static int SDLCALL stdio_close(void *userdata)
int status = 0;
if (iodata->autoclose) {
if (fclose(iodata->fp) != 0) {
status = SDL_Error(SDL_EFWRITE);
status = SDL_SetError("Error writing to datastream");
}
}
SDL_free(iodata);