This is makeindex, version 2.15 [TeX Live 2021] (kpathsea + Thai support).
Scanning style file ./Thesis_Jingyi.ist.............................done (29 attributes redefined, 0 ignored).
Scanning input file Thesis_Jingyi.glo....done (2 entries accepted, 0 rejected).
Sorting entries....done (2 comparisons).
Generating output file Thesis_Jingyi.gls....done (8 lines written, 0 warnings).
Output written in Thesis_Jingyi.gls.
Transcript written in Thesis_Jingyi.glg.