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authorBrad King <brad.king@kitware.com>2013-06-26 13:02:49 (GMT)
committerCMake Topic Stage <kwrobot@kitware.com>2013-06-26 13:02:49 (GMT)
commitc1631efa0eb0b33680ea73f745379eebf4d573a8 (patch)
treec1ba7e9d8d3d638c3ea3540cdbea891c08a63853 /Source/cmSystemTools.cxx
parent22fbeaa14b5d79bc065b1c3061359c886167cc01 (diff)
parente6055284b347775ae1396725704778af0bfb56c7 (diff)
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Merge topic 'version-compare-genex'
e605528 Add generator expressions for version comparision. 48bb48e De-duplicate version comparison code.
Diffstat (limited to 'Source/cmSystemTools.cxx')
-rw-r--r--Source/cmSystemTools.cxx15
1 files changed, 10 insertions, 5 deletions
diff --git a/Source/cmSystemTools.cxx b/Source/cmSystemTools.cxx
index d294104..4ae16cc 100644
--- a/Source/cmSystemTools.cxx
+++ b/Source/cmSystemTools.cxx
@@ -2683,13 +2683,18 @@ bool cmSystemTools::ChangeRPath(std::string const& file,
bool cmSystemTools::VersionCompare(cmSystemTools::CompareOp op,
const char* lhss, const char* rhss)
{
- unsigned int lhs[4] = {0,0,0,0};
- unsigned int rhs[4] = {0,0,0,0};
- sscanf(lhss, "%u.%u.%u.%u", &lhs[0], &lhs[1], &lhs[2], &lhs[3]);
- sscanf(rhss, "%u.%u.%u.%u", &rhs[0], &rhs[1], &rhs[2], &rhs[3]);
+ // Parse out up to 8 components.
+ unsigned int lhs[8] = {0,0,0,0,0,0,0,0};
+ unsigned int rhs[8] = {0,0,0,0,0,0,0,0};
+ sscanf(lhss, "%u.%u.%u.%u.%u.%u.%u.%u",
+ &lhs[0], &lhs[1], &lhs[2], &lhs[3],
+ &lhs[4], &lhs[5], &lhs[6], &lhs[7]);
+ sscanf(rhss, "%u.%u.%u.%u.%u.%u.%u.%u",
+ &rhs[0], &rhs[1], &rhs[2], &rhs[3],
+ &rhs[4], &rhs[5], &rhs[6], &rhs[7]);
// Do component-wise comparison.
- for(unsigned int i=0; i < 4; ++i)
+ for(unsigned int i=0; i < 8; ++i)
{
if(lhs[i] < rhs[i])
{