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(Ling Li): re-write eliminate_duplicates to avoid initial sort.

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git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@6294 a592a061-630c-0410-9148-cb99ea01b6c8
This commit is contained in:
Angus Leeming 2003-02-27 13:41:22 +00:00
parent ede9561daa
commit 165c7cadf1
2 changed files with 17 additions and 3 deletions
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5
src/support/ChangeLog
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@ -1,3 +1,8 @@
2003-02-27 Ling Li <ling@caltech.edu>
* lyxalgo.h (eliminate_duplicates): re-written to avoid the initial
sort.
2003-02-25 Alfredo Braunstein <abraunst@libero.it>
* forkedcontr.C (timer): remove bogus continue

15
src/support/lyxalgo.h
View File

@ -17,6 +17,8 @@
#include <utility>
#include <iterator>
#include <algorithm>
#include <set>
namespace lyx {
@ -91,9 +93,16 @@ count (Iterator first, Iterator last, T const & value)
template<class C>
void eliminate_duplicates(C & c)
{
std::sort(c.begin(), c.end());
typename C::iterator p = std::unique(c.begin(), c.end());
c.erase(p, c.end());
C unique_c;
std::set<typename C::value_type> s;
for (typename C::iterator p = c.begin(); p != c.end(); ++p) {
if (s.find(*p) == s.end()) {
unique_c.push_back(*p);
s.insert(*p);
}
}
swap(c, unique_c);
}
} // namespace lyx