From 1feff591904487e9590a4ab271b69c567bf53c30 Mon Sep 17 00:00:00 2001
From: Harry Moffat <hkmoffa@sandia.gov>
Date: Thu, 8 Jul 2004 18:07:51 +0000
Subject: [PATCH] Fixed an error that I recently introduced in using
 size_types.

---
 Cantera/src/stringUtils.cpp | 6 +++---
 Cantera/src/units.h         | 2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/Cantera/src/stringUtils.cpp b/Cantera/src/stringUtils.cpp
index 76b424a23..ef1ea9375 100755
--- a/Cantera/src/stringUtils.cpp
+++ b/Cantera/src/stringUtils.cpp
@@ -86,14 +86,14 @@ namespace Cantera {
         string name, num, nm;
         do {
             ibegin = s.find_first_not_of(", ;\n\t");
-			if (ibegin != string::npos) {
+            if (ibegin != string::npos) {
                 s = s.substr(ibegin,s.size());
                 icolon = s.find(':');
                 iend = s.find_first_of(", ;\n\t");
                 //icomma = s.find(',');
-                if (icolon > 0) {
+                if (icolon != string::npos) {
                     name = s.substr(0, icolon);
-                    if (iend > 0) {
+                    if (iend != string::npos) {
                         num = s.substr(icolon+1, iend-icolon);
                         s = s.substr(iend+1, s.size());
                     }
diff --git a/Cantera/src/units.h b/Cantera/src/units.h
index c86d981d4..08f1c8aae 100644
--- a/Cantera/src/units.h
+++ b/Cantera/src/units.h
@@ -106,7 +106,7 @@ namespace Cantera {
                     throw CanteraError("toSI","unknown unit: "+tsub);
                 if (action == '-') f *= fctr;
                 else if (action == '/') f /= fctr;
-                if (k < 0) break;
+                if (k == string::npos) break;
                 action = u[k];
                 u = u.substr(k+1,u.size());
             }