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elements-ocaml
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generate database from command line arguments

This commit is contained in:
Peter McGoron 2021-08-10 10:06:31 -04:00
parent d56e771887
commit 547e5824e9
1 changed files with 16 additions and 3 deletions
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19
elements.ml
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@ -4,7 +4,7 @@ module Opts = struct
type lasttype = NAME | SYMB
let ltype = ref NAME
let gendb = ref ""
let jsonf = ref ""
let maxmatch = ref 3
let match_name : string list ref = ref []
let match_symb : string list ref = ref []
@ -25,10 +25,15 @@ module Opts = struct
elements [-maxmatch n] [-dbfile search] [-name ...] [-symb ...]\n\
"
let setfile name v f =
if f = "" then raise
(Bad (Printf.sprintf "%s requires a filename" name))
else v := f
let spec = [
"-gendb", Set_string gendb, "Generate DB file";
"-gendb", String (setfile "-gendb" jsonf), "Generate DB file";
"-maxmatch", Set_int maxmatch, "Limit the amount of matches (def. 3)";
"-dbfile", Set_string dbfile, "Set the DB filename";
"-dbfile", String (setfile "-dbfile" dbfile), "Set the DB filename";
"-name", String add_name, "Search by name (default)";
"-symb", String add_symb, "Search by symbol"
]
@ -37,3 +42,11 @@ module Opts = struct
end
let () = Opts.exec()
let db = Sqlite3.db_open !Opts.dbfile
if !Opts.jsonf <> "" then
Makedb.makedb db (if !Opts.jsonf = "-" then
Yojson.Basic.from_channel stdin
else
Yojson.Basic.from_file !Opts.jsonf
)