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[FIX] Delete empty output files instead of leaving 0-byte files (#1282) #1877

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[FIX] Delete empty output files instead of leaving 0-byte files (#1282) #1877

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12 changes: 12 additions & 0 deletions src/lib_ccx/output.c
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Original file line number Diff line number Diff line change
Expand Up @@ -14,7 +14,19 @@ void dinit_write(struct ccx_s_write *wb)
return;
}
if (wb->fh > 0)
{
// Check if the file is empty before closing
off_t file_size = lseek(wb->fh, 0, SEEK_END);
close(wb->fh);

// Delete empty output files to avoid generating useless 0-byte files
// This commonly happens with -12 option when one field has no captions
if (file_size == 0 && wb->filename != NULL)
{
unlink(wb->filename);
mprint("Deleted empty output file: %s\n", wb->filename);
}
}
freep(&wb->filename);
freep(&wb->original_filename);
if (wb->with_semaphore && wb->semaphore_filename)
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