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| author | Rolf Eike Beer <eike@sf-mail.de> | 2020-03-21 11:51:46 (GMT) |
|---|---|---|
| committer | Rolf Eike Beer <eike@sf-mail.de> | 2020-03-23 21:41:44 (GMT) |
| commit | ef778d77e0795ecba8af55a6984ad5fa5f44377a (patch) | |
| tree | f2256f9fac53cc2be8840bc69cf1f8feb32c17f6 /Source/cmRST.cxx | |
| parent | 77616f46817b6527c7e515de547625e554df21f9 (diff) | |
| download | CMake-ef778d77e0795ecba8af55a6984ad5fa5f44377a.zip CMake-ef778d77e0795ecba8af55a6984ad5fa5f44377a.tar.gz CMake-ef778d77e0795ecba8af55a6984ad5fa5f44377a.tar.bz2 | |
replace std::string::substr() with operations that do not allocate memory
Modify the original string instead of creating a new copy with substr() when it
is not used for anything else afterwards.
Diffstat (limited to 'Source/cmRST.cxx')
| -rw-r--r-- | Source/cmRST.cxx | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/Source/cmRST.cxx b/Source/cmRST.cxx index 68c15de..c39d162 100644 --- a/Source/cmRST.cxx +++ b/Source/cmRST.cxx @@ -89,7 +89,8 @@ void cmRST::ProcessModule(std::istream& is) this->ProcessLine(line); } else { if (line[0] != '#') { - this->ProcessLine(line.substr(0, pos)); + line.resize(pos); + this->ProcessLine(line); } rst.clear(); this->Reset(); @@ -103,7 +104,8 @@ void cmRST::ProcessModule(std::istream& is) continue; } if (cmHasLiteralPrefix(line, "# ")) { - this->ProcessLine(line.substr(2)); + line.erase(0, 2); + this->ProcessLine(line); continue; } rst.clear(); |