Initial import. Closing bug #53394.

(Portage version: 2.1.4)

7 files changed, 728 insertions, 0 deletions

diff --git a/sci-libs/metis/ChangeLog b/sci-libs/metis/ChangeLog
new file mode 100644
index 000000000000..579eb82312b8
--- /dev/null
+++ b/sci-libs/metis/ChangeLog
@@ -0,0 +1,13 @@
+# ChangeLog for sci-libs/metis
+# Copyright 1999-2008 Gentoo Foundation; Distributed under the GPL v2
+# $Header: /var/cvsroot/gentoo-x86/sci-libs/metis/ChangeLog,v 1.1 2008/02/05 17:55:29 bicatali Exp $
+
+*metis-5.0_pre2 (05 Feb 2008)
+*metis-4.0.1 (05 Feb 2008)
+
+  05 Feb 2008; Sébastien Fabbro <bicatali@gentoo.org>
+  +files/metis-4.0.1-autotools.patch, +files/metis-5.0_pre2-autotools.patch,
+  +metadata.xml, +metis-4.0.1.ebuild, +metis-5.0_pre2.ebuild:
+  Initial import. Closing bug #53394. Thanks Tiago Quintinho, Justin Bronder
+  for their work.
+
diff --git a/sci-libs/metis/Manifest b/sci-libs/metis/Manifest
new file mode 100644
index 000000000000..053c4be95566
--- /dev/null
+++ b/sci-libs/metis/Manifest
@@ -0,0 +1,8 @@
+AUX metis-4.0.1-autotools.patch 2509 RMD160 0596ad205da8e8c6d08753949c085548baaff13d SHA1 637d00f949f41dcceda69ace40d0b36bd6b013bf SHA256 88f26e11ceec1fee301e29cb25ab7ae6a1c82b8331fae01fe1c912434f2efacc
+AUX metis-5.0_pre2-autotools.patch 14933 RMD160 e5e45adb71b663d5922f88556d6a7c3c55edd296 SHA1 8510245b49fe087e3be40079e67f674acdb93fa4 SHA256 4a4caabf919d5e5710365992e7c0496e851772ede958d8d9c44effcbaa72281f
+DIST metis-4.0.tar.gz 508601 RMD160 21dc1451b9385d292afa428f0c17e8283b00f6b7 SHA1 580568308e1fa40e5a7a77cacbf27f865d6c01af SHA256 60c792b3fd22684ef16e336d654466753365006b6f9932e031ded79a9b6bd352
+DIST metis-5.0pre2.tar.gz 1762166 RMD160 f73bc5c9b5b2458065dd2ebdc6aa3881541016c1 SHA1 7f94fac339b7bc52eb3e874b5046f563ee3c9e07 SHA256 3a81ee72ddcaa573afbec005e777a273717cb9d6475f381f07f78f89180f58aa
+EBUILD metis-4.0.1.ebuild 718 RMD160 d214eb644bdb0bebff2fc6aa0a8fc4687f6cc6bb SHA1 1ad65818d8f77ddb96f682aa926cdc31925ec937 SHA256 c01df09a63c00415b8a9064acbdbe9112d2ba60d9f5371ef44f9175a24ccb192
+EBUILD metis-5.0_pre2.ebuild 1502 RMD160 edd3663547c6a7e95f6b9180528c8a864290d0b7 SHA1 e7fe5d020493717838bd3987c016bb45e153c675 SHA256 4eb2ee033eca10e928f6b1379c5800749499ead0c2cb2c3d71946c8e4f9b14b9
+MISC ChangeLog 463 RMD160 cdc4d78ec48090ecf3a91653e5a8dab2030b0062 SHA1 5d0a69b3966ae8e0bd4d291e3b3ba8d3da0e6da1 SHA256 14094cbe0e111d4f93cccc5bd04527a87f54bd7df3fa825832aae3c59fea8410
+MISC metadata.xml 513 RMD160 bc0c018b8844b7d882938fb4f51c3707fe5eb8af SHA1 1e036b838879d7b2d8a7e95bf622628470df4bea SHA256 a1b475d5c8575f5dff7e31ec60f7a95593c141f0c3e1ab032d8986725dc53719
diff --git a/sci-libs/metis/files/metis-4.0.1-autotools.patch b/sci-libs/metis/files/metis-4.0.1-autotools.patch
new file mode 100644
index 000000000000..4b2c7f9b1e88
--- /dev/null
+++ b/sci-libs/metis/files/metis-4.0.1-autotools.patch
@@ -0,0 +1,66 @@
+--- configure.ac 	1970-01-01 01:00:00.000000000 +0100
++++ configure.ac	2008-01-30 21:47:22.597386731 +0000
+@@ -0,0 +1,9 @@
++# -*- Autoconf -*-
++AC_PREREQ(2.59)
++AC_INIT(metis,4.0.1,karypis@cs.umn.edu)
++AM_INIT_AUTOMAKE([foreign])
++AC_PROG_INSTALL
++AC_PROG_LIBTOOL
++AC_CHECK_LIB(m, sqrt)
++AC_CONFIG_FILES([Makefile Lib/Makefile Programs/Makefile Test/Makefile])
++AC_OUTPUT
+--- ./Lib/Makefile.am 	1970-01-01 01:00:00.000000000 +0100
++++ ./Lib/Makefile.am	2008-01-31 15:03:42.814421420 +0000
+@@ -0,0 +1,16 @@
++include_HEADERS = defs.h macros.h metis.h proto.h rename.h struct.h
++pkgincludedir = $(includedir)/metis
++lib_LTLIBRARIES = libmetis.la
++libmetis_la_SOURCES = \
++	coarsen.c fm.c initpart.c match.c ccgraph.c memory.c \
++	pmetis.c pqueue.c refine.c util.c timing.c debug.c \
++	bucketsort.c graph.c stat.c kmetis.c kwayrefine.c \
++	kwayfm.c balance.c ometis.c srefine.c sfm.c separator.c \
++	mincover.c mmd.c mesh.c meshpart.c frename.c fortran.c \
++	myqsort.c compress.c parmetis.c estmem.c \
++	mpmetis.c mcoarsen.c mmatch.c minitpart.c mbalance.c \
++	mrefine.c mutil.c mfm.c mkmetis.c mkwayrefine.c mkwayfmh.c \
++	mrefine2.c minitpart2.c mbalance2.c mfm2.c \
++	kvmetis.c kwayvolrefine.c kwayvolfm.c subdomains.c
++libmetis_la_LIBADD = -lm
++libmetis_la_LDFLAGS = -no-undefined -version-info 4:0:0 
+--- ./Programs/Makefile.am 	1970-01-01 01:00:00.000000000 +0100
++++ ./Programs/Makefile.am	2008-01-31 12:00:14.981124649 +0000
+@@ -0,0 +1,15 @@
++AM_CPPFLAGS = -I$(top_srcdir)/Lib
++LDADD = $(top_builddir)/Lib/libmetis.la -lm
++
++bin_PROGRAMS = pmetis kmetis oemetis onmetis mesh2dual mesh2nodal \
++	partdmesh partnmesh graphchk
++
++pmetis_SOURCES = pmetis.c io.c
++kmetis_SOURCES = kmetis.c io.c
++oemetis_SOURCES = oemetis.c io.c smbfactor.c
++onmetis_SOURCES = onmetis.c io.c smbfactor.c
++mesh2dual_SOURCES = mesh2dual.c io.c 
++mesh2nodal_SOURCES = mesh2nodal.c io.c 
++partdmesh_SOURCES = partdmesh.c io.c 
++partnmesh_SOURCES = partnmesh.c io.c 
++graphchk_SOURCES = graphchk.c io.c 
+--- ./Test/Makefile.am 	1970-01-01 01:00:00.000000000 +0100
++++ ./Test/Makefile.am	2008-01-31 12:37:59.532517099 +0000
+@@ -0,0 +1,7 @@
++AM_CPPFLAGS = -I$(top_srcdir)/Lib
++LDADD = $(top_builddir)/Lib/libmetis.la -lm
++check_PROGRAMS = mtest
++mtest_SOURCES = mtest.c ../Programs/io.c
++
++check-local: $(check_PROGRAMS)
++	- ./mtest ../Graphs/4elt.graph
+--- ./Makefile.am 	1970-01-01 01:00:00.000000000 +0100
++++ ./Makefile.am	2008-01-30 21:15:58.990578962 +0000
+@@ -0,0 +1,4 @@
++SUBDIRS = Lib Programs Test
++EXTRA_DIST = CHANGES
++
++
diff --git a/sci-libs/metis/files/metis-5.0_pre2-autotools.patch b/sci-libs/metis/files/metis-5.0_pre2-autotools.patch
new file mode 100644
index 000000000000..8bbce5d0db1b
--- /dev/null
+++ b/sci-libs/metis/files/metis-5.0_pre2-autotools.patch
@@ -0,0 +1,534 @@
+--- configure.ac 	1970-01-01 01:00:00.000000000 +0100
++++ configure.ac	2007-09-24 15:12:11.917289395 +0100
+@@ -0,0 +1,54 @@
++AC_INIT([metis], [5.0pre2], [metis@cs.umn.edu], [metis])
++AM_INIT_AUTOMAKE([foreign])
++
++AC_PROG_MAKE_SET
++AC_PROG_LIBTOOL
++
++AC_CHECK_LIB(m, [sqrt, pow, log])
++
++AC_ARG_ENABLE(openmp,
++    [AC_HELP_STRING([--enable-openmp],
++		    [compile with openmp])],
++     [enable_openmp=$enableval],
++     [enable_openmp="yes"])
++AC_MSG_RESULT($enable_openmp)
++
++if test x$enable_openmp = xyes; then
++   AC_CHECK_HEADERS(omp.h)  
++   OMP_CPPFLAGS=-D__OPENMP__
++   if test x$CC = xicc; then
++       OMP_CFLAGS="-openmp -openmp-report2"
++       OMP_LDFLAGS=-openmp
++   else
++       OMP_CFLAGS=-fopenmp
++       OMP_LDFLAGS=-lgomp
++   fi	
++fi
++
++# very basic pcre check
++AC_ARG_ENABLE(pcre,
++	[AC_HELP_STRING([--enable-pcre],
++			[Enable PCRE regex support])],
++     [enable_pcre=$enableval],
++     [enable_pcre="yes"])
++AC_MSG_RESULT($enable_pcre)
++if test x$enable_pcre = xyes; then
++  AC_PATH_PROGS(PCRE_CONFIG, pcre-config, no)
++  if test "$PCRE_CONFIG" = "no"; then
++      AC_MSG_ERROR(Unable to find pcre-config in path for PCRE support)
++  else
++      AC_CHECK_HEADERS(pcre.h)
++      PCRE="yes"
++      PCRE_CPPFLAGS=-D__WITHPCRE__
++      PCRE_LDFLAGS=-lpcre
++  fi
++fi
++
++AC_CONFIG_FILES( \
++    Makefile \
++    GKlib/trunk/Makefile \
++    libmetis/Makefile \
++    programs/Makefile \
++    test/Makefile 
++)
++AC_OUTPUT
+--- Makefile.am 	1970-01-01 01:00:00.000000000 +0100
++++ Makefile.am	2007-09-24 15:12:11.921289623 +0100
+@@ -0,0 +1,3 @@
++SUBDIRS = GKlib/trunk libmetis programs test
++EXTRA_DIST = CHANGES.v4 CHANGES.v5
++include_HEADERS = include/metis.h
+--- GKlib/trunk/Makefile.am 	1970-01-01 01:00:00.000000000 +0100
++++ GKlib/trunk/Makefile.am	2007-09-24 15:12:11.949291219 +0100
+@@ -0,0 +1,26 @@
++AM_CPPFLAGS = -DLINUX -D_FILE_OFFSET_BITS=6 $(PCRE_CPPFLAGS) $(OMP_CPPFLAGS)
++AM_CFLAGS = -std=c99 $(OMP_CFLAGS)
++
++noinst_LTLIBRARIES = libgklib.la
++noinst_HEADERS = GKlib.h
++
++libgklib_la_SOURCES = \
++	b64.c \
++	blas.c \
++	dfkvkselect.c \
++	dlmalloc.c \
++	error.c \
++	fs.c \
++	getopt.c \
++	htable.c \
++	io.c \
++	memory.c \
++	omp.c \
++	pdb.c \
++	seq.c \
++	sort.c \
++	string.c \
++	timers.c \
++	tokenizer.c \
++	util.c
++libgklib_la_LIBADD = $(OMP_LDFLAGS) $(PCRE_LDFLAGS)
+--- libmetis/smbfactor.c 	1970-01-01 01:00:00.000000000 +0100
++++ libmetis/smbfactor.c	2007-09-24 15:12:11.949291219 +0100
+@@ -0,0 +1,385 @@
++/*
++ * Copyright 1997, Regents of the University of Minnesota
++ *
++ * smbfactor.c
++ *
++ * This file performs the symbolic factorization of a matrix
++ *
++ * Started 8/1/97
++ * George
++ *
++ * $Id: metis-5.0_pre2-autotools.patch,v 1.1 2008/02/05 17:55:30 bicatali Exp $
++ *
++ */
++
++#include <metislib.h>
++
++
++/*************************************************************************
++* This function sets up data structures for fill-in computations
++**************************************************************************/
++void ComputeFillIn(GraphType *graph, idxtype *iperm)
++{
++  idxtype i, j, k, nvtxs, maxlnz, maxsub;
++  idxtype *xadj, *adjncy;
++  idxtype *perm, *xlnz, *xnzsub, *nzsub;
++  double opc;
++
++/*
++  mprintf("\nSymbolic factorization... --------------------------------------------\n");
++*/
++
++  nvtxs = graph->nvtxs;
++  xadj = graph->xadj;
++  adjncy = graph->adjncy;
++
++  maxsub = 4*xadj[nvtxs];
++
++  /* Relabel the vertices so that it starts from 1 */
++  k = xadj[nvtxs];
++  for (i=0; i<k; i++)
++    adjncy[i]++;
++  for (i=0; i<nvtxs+1; i++)
++    xadj[i]++;
++
++  /* Allocate the required memory */
++  perm = idxmalloc(nvtxs+1, "ComputeFillIn: perm");
++  xlnz = idxmalloc(nvtxs+1, "ComputeFillIn: xlnz");
++  xnzsub = idxmalloc(nvtxs+1, "ComputeFillIn: xnzsub");
++  nzsub = idxmalloc(maxsub, "ComputeFillIn: nzsub");
++
++  /* Construct perm from iperm and change the numbering of iperm */
++  for (i=0; i<nvtxs; i++)
++    perm[iperm[i]] = i;
++  for (i=0; i<nvtxs; i++) {
++    iperm[i]++;
++    perm[i]++;
++  }
++  
++  /*
++   * Call sparspak routine.
++   */
++  if (smbfct(nvtxs, xadj, adjncy, perm, iperm, xlnz, &maxlnz, xnzsub, nzsub, &maxsub)) {
++    gk_free((void **)&nzsub, LTERM);
++
++    maxsub = 4*maxsub; 
++    nzsub = idxmalloc(maxsub, "ComputeFillIn: nzsub");
++    if (smbfct(nvtxs, xadj, adjncy, perm, iperm, xlnz, &maxlnz, xnzsub, nzsub, &maxsub)) 
++      errexit("MAXSUB is too small!");
++  }
++
++  opc = 0;
++  for (i=0; i<nvtxs; i++)
++    xlnz[i]--;
++  for (i=0; i<nvtxs; i++)
++    opc += (xlnz[i+1]-xlnz[i])*(xlnz[i+1]-xlnz[i]) - (xlnz[i+1]-xlnz[i]);
++
++  mprintf("  Nonzeros: %D, \tOperation Count: %6.4le\n", maxlnz, opc);
++
++
++  gk_free((void **)&perm, &xlnz, &xnzsub, &nzsub, LTERM);
++
++
++  /* Relabel the vertices so that it starts from 0 */
++  for (i=0; i<nvtxs; i++)
++    iperm[i]--;
++  for (i=0; i<nvtxs+1; i++)
++    xadj[i]--;
++  k = xadj[nvtxs];
++  for (i=0; i<k; i++)
++    adjncy[i]--;
++
++}
++
++
++
++/*************************************************************************
++* This function sets up data structures for fill-in computations
++**************************************************************************/
++idxtype ComputeFillIn2(GraphType *graph, idxtype *iperm)
++{
++  idxtype i, j, k, nvtxs, maxlnz, maxsub;
++  idxtype *xadj, *adjncy;
++  idxtype *perm, *xlnz, *xnzsub, *nzsub;
++  double opc;
++
++  nvtxs = graph->nvtxs;
++  xadj = graph->xadj;
++  adjncy = graph->adjncy;
++
++  maxsub = 4*xadj[nvtxs];
++
++  /* Relabel the vertices so that it starts from 1 */
++  k = xadj[nvtxs];
++  for (i=0; i<k; i++)
++    adjncy[i]++;
++  for (i=0; i<nvtxs+1; i++)
++    xadj[i]++;
++
++  /* Allocate the required memory */
++  perm = idxmalloc(nvtxs+1, "ComputeFillIn: perm");
++  xlnz = idxmalloc(nvtxs+1, "ComputeFillIn: xlnz");
++  xnzsub = idxmalloc(nvtxs+1, "ComputeFillIn: xnzsub");
++  nzsub = idxmalloc(maxsub, "ComputeFillIn: nzsub");
++
++  /* Construct perm from iperm and change the numbering of iperm */
++  for (i=0; i<nvtxs; i++)
++    perm[iperm[i]] = i;
++  for (i=0; i<nvtxs; i++) {
++    iperm[i]++;
++    perm[i]++;
++  }
++  
++  /*
++   * Call sparspak routine.
++   */
++  if (smbfct(nvtxs, xadj, adjncy, perm, iperm, xlnz, &maxlnz, xnzsub, nzsub, &maxsub)) {
++    gk_free((void **)&nzsub, LTERM);
++
++    maxsub = 4*maxsub; 
++    nzsub = idxmalloc(maxsub, "ComputeFillIn: nzsub");
++    if (smbfct(nvtxs, xadj, adjncy, perm, iperm, xlnz, &maxlnz, xnzsub, nzsub, &maxsub)) 
++      errexit("MAXSUB is too small!");
++  }
++
++  opc = 0;
++  for (i=0; i<nvtxs; i++)
++    xlnz[i]--;
++  for (i=0; i<nvtxs; i++)
++    opc += (xlnz[i+1]-xlnz[i])*(xlnz[i+1]-xlnz[i]) - (xlnz[i+1]-xlnz[i]);
++
++
++  gk_free((void **)&perm, &xlnz, &xnzsub, &nzsub, LTERM);
++
++
++  /* Relabel the vertices so that it starts from 0 */
++  for (i=0; i<nvtxs; i++)
++    iperm[i]--;
++  for (i=0; i<nvtxs+1; i++)
++    xadj[i]--;
++  k = xadj[nvtxs];
++  for (i=0; i<k; i++)
++    adjncy[i]--;
++
++  return maxlnz;
++
++}
++
++
++/*****************************************************************          
++**********     SMBFCT ..... SYMBOLIC FACTORIZATION       ********* 
++******************************************************************          
++*   PURPOSE - THIS ROUTINE PERFORMS SYMBOLIC FACTORIZATION               
++*   ON A PERMUTED LINEAR SYSTEM AND IT ALSO SETS UP THE               
++*   COMPRESSED DATA STRUCTURE FOR THE SYSTEM.                         
++*
++*   INPUT PARAMETERS -                                               
++*      NEQNS - NUMBER OF EQUATIONS.                                 
++*      (XADJ, ADJNCY) - THE ADJACENCY STRUCTURE.                   
++*      (PERM, INVP) - THE PERMUTATION VECTOR AND ITS INVERSE.     
++*
++*   UPDATED PARAMETERS -                                         
++*      MAXSUB - SIZE OF THE SUBSCRIPT ARRAY NZSUB.  ON RETURN,  
++*             IT CONTAINS THE NUMBER OF SUBSCRIPTS USED        
++*
++*   OUTPUT PARAMETERS -                                       
++*      XLNZ - INDEX INTO THE NONZERO STORAGE VECTOR LNZ.   
++*      (XNZSUB, NZSUB) - THE COMPRESSED SUBSCRIPT VECTORS. 
++*      MAXLNZ - THE NUMBER OF NONZEROS FOUND.             
++*
++*******************************************************************/
++idxtype smbfct(idxtype neqns, idxtype *xadj, idxtype *adjncy, idxtype *perm, idxtype *invp, 
++	       idxtype *xlnz, idxtype *maxlnz, idxtype *xnzsub, idxtype *nzsub, idxtype *maxsub)
++{
++  /* Local variables */
++  idxtype node, rchm, mrgk, lmax, i, j, k, m, nabor, nzbeg, nzend;
++  idxtype kxsub, jstop, jstrt, mrkflg, inz, knz, flag;
++  idxtype *mrglnk, *marker, *rchlnk;
++
++  rchlnk = idxmalloc(neqns+1, "smbfct: rchlnk");
++  marker = idxsmalloc(neqns+1, 0, "smbfct: marker");
++  mrglnk = idxsmalloc(neqns+1, 0, "smbfct: mgrlnk");
++
++  /* Parameter adjustments */
++  --marker;
++  --mrglnk;
++  --rchlnk;
++  --nzsub;
++  --xnzsub;
++  --xlnz;
++  --invp;
++  --perm;
++  --adjncy;
++  --xadj;
++
++  /* Function Body */
++  flag = 0;
++  nzbeg = 1;
++  nzend = 0;
++  xlnz[1] = 1;
++
++  /* FOR EACH COLUMN KNZ COUNTS THE NUMBER OF NONZEROS IN COLUMN K ACCUMULATED IN RCHLNK. */
++  for (k = 1; k <= neqns; ++k) {
++    knz = 0;
++    mrgk = mrglnk[k];
++    mrkflg = 0;
++    marker[k] = k;
++    if (mrgk != 0) 
++      marker[k] = marker[mrgk];
++    xnzsub[k] = nzend;
++    node = perm[k];
++
++    if (xadj[node] >= xadj[node+1]) {
++      xlnz[k+1] = xlnz[k];
++      continue;
++    }
++
++    /* USE RCHLNK TO LINK THROUGH THE STRUCTURE OF A(*,K) BELOW DIAGONAL */
++    rchlnk[k] = neqns+1;
++    for (j=xadj[node]; j<xadj[node+1]; j++) {
++      nabor = invp[adjncy[j]];
++      if (nabor <= k) 
++        continue;
++      rchm = k;
++
++      do {
++        m = rchm;
++        rchm = rchlnk[m];
++      } while (rchm <= nabor); 
++
++      knz++;
++      rchlnk[m] = nabor;
++      rchlnk[nabor] = rchm;
++      if (marker[nabor] != marker[k]) 
++        mrkflg = 1;
++    }
++
++    /* TEST FOR MASS SYMBOLIC ELIMINATION */
++    lmax = 0;
++    if (mrkflg != 0 || mrgk == 0 || mrglnk[mrgk] != 0) 
++      goto L350;
++    xnzsub[k] = xnzsub[mrgk] + 1;
++    knz = xlnz[mrgk + 1] - (xlnz[mrgk] + 1);
++    goto L1400;
++
++
++    /* LINK THROUGH EACH COLUMN I THAT AFFECTS L(*,K) */
++L350:
++    i = k;
++    while ((i = mrglnk[i]) != 0) {
++      inz = xlnz[i+1] - (xlnz[i]+1);
++      jstrt = xnzsub[i] + 1;
++      jstop = xnzsub[i] + inz;
++
++      if (inz > lmax) { 
++        lmax = inz;
++        xnzsub[k] = jstrt;
++      }
++
++      /* MERGE STRUCTURE OF L(*,I) IN NZSUB INTO RCHLNK. */ 
++      rchm = k;
++      for (j = jstrt; j <= jstop; ++j) {
++        nabor = nzsub[j];
++        do {
++          m = rchm;
++          rchm = rchlnk[m];
++        } while (rchm < nabor);
++
++        if (rchm != nabor) {
++          knz++;
++          rchlnk[m] = nabor;
++          rchlnk[nabor] = rchm;
++          rchm = nabor;
++        }
++      }
++    }
++
++    /* CHECK IF SUBSCRIPTS DUPLICATE THOSE OF ANOTHER COLUMN */
++    if (knz == lmax) 
++      goto L1400;
++
++    /* OR IF TAIL OF K-1ST COLUMN MATCHES HEAD OF KTH */
++    if (nzbeg > nzend) 
++      goto L1200;
++
++    i = rchlnk[k];
++    for (jstrt = nzbeg; jstrt <= nzend; ++jstrt) {
++      if (nzsub[jstrt] < i) 
++        continue;
++
++      if (nzsub[jstrt] == i) 
++        goto L1000;
++      else 
++        goto L1200;
++    }
++    goto L1200;
++
++L1000:
++    xnzsub[k] = jstrt;
++    for (j = jstrt; j <= nzend; ++j) {
++      if (nzsub[j] != i) 
++        goto L1200;
++      
++      i = rchlnk[i];
++      if (i > neqns) 
++        goto L1400;
++    }
++    nzend = jstrt - 1;
++
++    /* COPY THE STRUCTURE OF L(*,K) FROM RCHLNK TO THE DATA STRUCTURE (XNZSUB, NZSUB) */
++L1200:
++    nzbeg = nzend + 1;
++    nzend += knz;
++
++    if (nzend > *maxsub) {
++      flag = 1; /* Out of memory */
++      break;
++    }
++
++    i = k;
++    for (j=nzbeg; j<=nzend; ++j) {
++      i = rchlnk[i];
++      nzsub[j] = i;
++      marker[i] = k;
++    }
++    xnzsub[k] = nzbeg;
++    marker[k] = k;
++
++    /*
++     * UPDATE THE VECTOR MRGLNK.  NOTE COLUMN L(*,K) JUST FOUND   
++     * IS REQUIRED TO DETERMINE COLUMN L(*,J), WHERE              
++     * L(J,K) IS THE FIRST NONZERO IN L(*,K) BELOW DIAGONAL.      
++     */
++L1400:
++    if (knz > 1) { 
++      kxsub = xnzsub[k];
++      i = nzsub[kxsub];
++      mrglnk[k] = mrglnk[i];
++      mrglnk[i] = k;
++    }
++
++    xlnz[k + 1] = xlnz[k] + knz;
++  }
++
++  if (flag == 0) {
++    *maxlnz = xlnz[neqns] - 1;
++    *maxsub = xnzsub[neqns];
++    xnzsub[neqns + 1] = xnzsub[neqns];
++  }
++
++  marker++;
++  mrglnk++;
++  rchlnk++;
++  nzsub++;
++  xnzsub++;
++  xlnz++;
++  invp++;
++  perm++;
++  adjncy++;
++  xadj++;
++  gk_free((void **)&rchlnk, &mrglnk, &marker, LTERM);
++
++  return flag;
++  
++} 
++
+--- libmetis/Makefile.am 	1970-01-01 01:00:00.000000000 +0100
++++ libmetis/Makefile.am	2007-09-24 15:12:11.933290307 +0100
+@@ -0,0 +1,16 @@
++AM_CPPFLAGS = -I$(top_srcdir)/include -I$(top_srcdir)/GKlib/trunk -DLINUX -DUNIX -D_FILE_OFFSET_BITS=64
++lib_LTLIBRARIES = libmetis.la
++libmetis_la_SOURCES= \
++	balance.c bucketsort.c ccgraph.c checkgraph.c cmetis.c \
++	coarsen.c compress.c debug.c estmem.c fm.c fortran.c \
++	frename.c graph.c initpart.c kfmetis.c kmetis.c kvmetis.c \
++	kwayfm.c kwayrefine.c kwayvolfm.c kwayvolrefine.c match.c \
++	mbalance.c mbalance2.c mcoarsen.c memory.c mesh.c meshpart.c \
++	mfm.c mfm2.c mincover.c minitpart.c minitpart2.c mkmetis.c \
++	mkwayfmh.c mkwayrefine.c mmatch.c mmd.c mpmetis.c mrefine.c \
++	mrefine2.c mrkmetis.c mutil.c myqsort.c ometis.c parmetis.c \
++	pmetis.c pqueue.c refine.c rkmetis.c separator.c sfm.c \
++	srefine.c stat.c streamio.c subdomains.c timing.c util.c \
++	smbfactor.c
++
++libmetis_la_LIBADD = $(top_builddir)/GKlib/trunk/libgklib.la
+--- programs/Makefile.am 	1970-01-01 01:00:00.000000000 +0100
++++ programs/Makefile.am	2007-09-24 15:12:11.933290307 +0100
+@@ -0,0 +1,19 @@
++AM_CPPFLAGS = -I$(top_srcdir)/include -I$(top_srcdir)/GKlib/trunk -DLINUX -DUNIX -D_FILE_OFFSET_BITS=64
++bin_PROGRAMS = cmetis graphchk kfmetis kmetis mesh2dual mesh2nodal metis \
++	oemetis onmetis partdmesh partnmesh pmetis
++
++# Differing from upstream, a lot of these get smbfactor.c as we need
++# ComputeFillIn2, which is referenced in proto.h <- metisbin.h
++LDADD = $(top_builddir)/libmetis/libmetis.la
++cmetis_SOURCES = cmetis.c io.c cmdline_cmetis.c 
++graphchk_SOURCES = graphchk.c io.c 
++kfmetis_SOURCES = kfmetis.c io.c cmdline_kfmetis.c
++kmetis_SOURCES = kmetis.c io.c 
++mesh2dual_SOURCES = mesh2dual.c io.c 
++mesh2nodal_SOURCES = mesh2nodal.c io.c 
++metis_SOURCES = metis.c io.c
++oemetis_SOURCES = oemetis.c io.c
++onmetis_SOURCES = onmetis.c io.c
++partdmesh_SOURCES = partdmesh.c io.c 
++partnmesh_SOURCES = partnmesh.c io.c 
++pmetis_SOURCES = pmetis.c io.c cmdline_pmetis.c 
+--- test/Makefile.am 	1970-01-01 01:00:00.000000000 +0100
++++ test/Makefile.am	2007-09-24 15:45:23.683980202 +0100
+@@ -0,0 +1,10 @@
++AM_CPPFLAGS = \
++	-I$(top_srcdir)/include \
++	-I$(top_srcdir)/libmetis \
++	-I$(top_srcdir)/programs \
++	-I$(top_srcdir)/GKlib/trunk \
++	-DLINUX -DUNIX -D_FILE_OFFSET_BITS=64
++
++check_PROGRAMS = mtest
++mtest_SOURCES = mtest.c $(top_srcdir)/programs/io.c
++mtest_LDADD = $(top_builddir)/libmetis/libmetis.la
diff --git a/sci-libs/metis/metadata.xml b/sci-libs/metis/metadata.xml
new file mode 100644
index 000000000000..4fffa58f37a2
--- /dev/null
+++ b/sci-libs/metis/metadata.xml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+<herd>sci</herd>
+<longdescription lang="en">
+  METIS is a set of serial programs for partitioning graphs,
+  partitioning finite element meshes, and producing fill reducing
+  orderings for sparse matrices. The algorithms implemented in METIS are
+  based on the multilevel recursive-bisection, multilevel k-way, and
+  multi-constraint partitioning schemes.
+</longdescription>
+</pkgmetadata>
diff --git a/sci-libs/metis/metis-4.0.1.ebuild b/sci-libs/metis/metis-4.0.1.ebuild
new file mode 100644
index 000000000000..3b9dc41a69d6
--- /dev/null
+++ b/sci-libs/metis/metis-4.0.1.ebuild
@@ -0,0 +1,32 @@
+# Copyright 1999-2008 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: /var/cvsroot/gentoo-x86/sci-libs/metis/metis-4.0.1.ebuild,v 1.1 2008/02/05 17:55:29 bicatali Exp $
+
+inherit autotools eutils
+
+MYP=${PN}-4.0
+DESCRIPTION="A package for unstructured serial graph partitioning"
+HOMEPAGE="http://www-users.cs.umn.edu/~karypis/metis/metis/index.html"
+SRC_URI="http://glaros.dtc.umn.edu/gkhome/fetch/sw/${PN}/${MYP}.tar.gz"
+
+KEYWORDS="~amd64 ~x86"
+LICENSE="free-noncomm"
+
+IUSE="doc"
+SLOT="4"
+
+DEPEND=""
+S="${WORKDIR}/${MYP}"
+
+src_unpack() {
+	unpack ${A}
+	cd "${S}"
+	epatch "${FILESDIR}"/${P}-autotools.patch
+	eautoreconf
+}
+
+src_install() {
+	emake DESTDIR="${D}" install || die "emake install failed"
+	dodoc CHANGES || die "dodoc failed"
+	use doc && dodoc Doc/manual.ps
+}
diff --git a/sci-libs/metis/metis-5.0_pre2.ebuild b/sci-libs/metis/metis-5.0_pre2.ebuild
new file mode 100644
index 000000000000..2ad773d103b9
--- /dev/null
+++ b/sci-libs/metis/metis-5.0_pre2.ebuild
@@ -0,0 +1,63 @@
+# Copyright 1999-2008 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: /var/cvsroot/gentoo-x86/sci-libs/metis/metis-5.0_pre2.ebuild,v 1.1 2008/02/05 17:55:29 bicatali Exp $
+
+inherit autotools eutils
+
+MY_PV=${PV/_/}
+
+DESCRIPTION="A package for unstructured serial graph partitioning"
+HOMEPAGE="http://www-users.cs.umn.edu/~karypis/metis/metis/index.html"
+SRC_URI="http://glaros.dtc.umn.edu/gkhome/fetch/sw/metis/metis-${MY_PV}.tar.gz"
+
+KEYWORDS="~amd64 ~x86"
+LICENSE="free-noncomm"
+
+IUSE="pcre openmp int64 threads"
+SLOT="5"
+
+DEPEND="pcre? ( dev-libs/libpcre )
+	openmp? ( || ( >=sys-devel/gcc-4.2 >=dev-lang/icc-9 ) )"
+
+S="${WORKDIR}/metis-${MY_PV}"
+
+pkg_setup() {
+	if use openmp \
+		&& [[ $(tc-getCC) == *gcc ]] \
+		&& [[  $(gcc-major-version)$(gcc-minor-version) -lt 42 ]]; then
+			eerror "You need gcc >= 4.2 to use openmp features."
+			eerror "Please use gcc-config to switch gcc version >= 4.2"
+			die "setup gcc failed"
+	fi
+}
+
+src_unpack() {
+	unpack ${A}
+	cd "${S}"
+	epatch "${FILESDIR}"/${P}-autotools.patch
+	if use int64; then
+		sed -e 's/\(#define IDXTYPEWIDTH\).*32/\1 64/' \
+			-i include/metis.h \
+			|| die "sed for int64 failed"
+	fi
+	if use threads; then
+		sed -e 's/\(#define HAVE_THREADLOCALSTORAGE\).*0/\1 1/' \
+			-i include/metis.h \
+			|| die "sed for threads failed"
+	fi
+	eautoreconf
+}
+
+src_compile() {
+	econf \
+		$(use_enable pcre) \
+		$(use_enable openmp) \
+		|| die "econf failed"
+	emake || die "emake failed"
+}
+
+
+src_install() {
+	emake DESTDIR="${D}" install || die "emake install failed"
+	dodoc CHANGES.v5 || die "dodoc failed"
+}