This is makeindex, version 2.15 [TeX Live 2019] (kpathsea + Thai support).
Scanning style file ./thesis.ist.............................done (29 attributes redefined, 0 ignored).
Scanning input file thesis.glo....done (11 entries accepted, 0 rejected).
Sorting entries....done (44 comparisons).
Generating output file thesis.gls....done (25 lines written, 0 warnings).
Output written in thesis.gls.
Transcript written in thesis.glg.