X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fkeyword.cc;h=b5f7947ada203e31550ee041a557f37f439b115c;hb=a68f287dcc2277fb7943923426c459dde0426598;hp=43c87d95b5573877bfa4d7bcb6793d9a79274302;hpb=dcade6efa10f6acb65ac3e64a5823ffd0aae04e8;p=lilypond.git diff --git a/lily/keyword.cc b/lily/keyword.cc index 43c87d95b5..b5f7947ada 100644 --- a/lily/keyword.cc +++ b/lily/keyword.cc @@ -1,63 +1,34 @@ /* keyword.cc -- keywords and identifiers - */ - -#include - +*/ #include "keyword.hh" +#include +#include +using namespace std; /* for qsort */ -int - tabcmp (void const * p1, void const * p2) +bool tab_less (Keyword_ent const &p1, Keyword_ent const &p2) { - return strcmp (((Keyword_ent const *) p1)->name, - ((Keyword_ent const *) p2)->name); + return strcmp (p1.name_, p2.name_) < 0; } Keyword_table::Keyword_table (Keyword_ent *tab) { - table = tab; + while (tab->name_) + table_.push_back (*tab++); - /* count keywords */ - for (maxkey = 0; table[maxkey].name; maxkey++); - - /* sort them */ - qsort (table, maxkey, sizeof (Keyword_ent), tabcmp); + vector_sort (table_, tab_less); } -/* - lookup with binsearch, return tokencode. -*/ -int +vsize Keyword_table::lookup (char const *s) const { - int lo; - int hi; - int cmp; - int result; - lo = 0; - hi = maxkey; - - /* binary search */ - do - { - cmp = (lo + hi) / 2; - - result = strcmp (s, table[cmp].name); - - if (result < 0) - hi = cmp; - else - lo = cmp; - } - while (hi - lo > 1); - if (!strcmp (s, table[lo].name)) - { - return table[lo].tokcode; - } - else - return -1; /* not found */ + Keyword_ent e; + e.name_ = s; + vsize idx = binary_search (table_, e, tab_less); + if (idx != VPOS) + return table_[idx].tokcode_; + return VPOS; } -