From b6170b09b5e5d1b246d177188e4c14c023a871e6 Mon Sep 17 00:00:00 2001
From: Mark Jenkinson <mark@fmrib.ox.ac.uk>
Date: Wed, 9 Aug 2006 16:52:37 +0000
Subject: [PATCH] Put in flush calls as a workaround for the stupid ofstream
bug on ppc64
---
miscmaths.cc | 20 ++++++++++++++++----
1 file changed, 16 insertions(+), 4 deletions(-)
diff --git a/miscmaths.cc b/miscmaths.cc
index 72d7f13..3b1c0d3 100644
--- a/miscmaths.cc
+++ b/miscmaths.cc
@@ -279,13 +279,19 @@ namespace MISCMATHS {
int write_ascii_matrix(const Matrix& mat, ofstream& fs, int precision)
{
+ if (precision>0) {
+ fs.setf(ios::scientific | ios::showpos);
+ fs.precision(precision);
+ }
+#ifdef PPC64
+ int n=0;
+#endif
for (int i=1; i<=mat.Nrows(); i++) {
for (int j=1; j<=mat.Ncols(); j++) {
- if (precision>0) {
- fs.setf(ios::scientific | ios::showpos);
- fs.precision(precision+7);
- fs.precision(precision); }
fs << mat(i,j) << " ";
+#ifdef PPC64
+ if ((n++ % 50) == 0) fs.flush();
+#endif
}
fs << endl;
}
@@ -352,10 +358,16 @@ namespace MISCMATHS {
ny = mat.Ncols();
double val;
+#ifdef PPC64
+ int n=0;
+#endif
for (unsigned int y=1; y<=ny; y++) {
for (unsigned int x=1; x<=nx; x++) {
val = mat(x,y);
fs.write((char*)&val,sizeof(val));
+#ifdef PPC64
+ if ((n++ % 50) == 0) fs.flush();
+#endif
}
}
--
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