From a2e91f3cf2b3f844765f2a0c3a32d58d9a48d901 Mon Sep 17 00:00:00 2001
From: Wilson Snyder <wsnyder@wsnyder.org>
Date: Sat, 8 Mar 2025 22:09:34 -0500
Subject: [PATCH] Internals: Add some const. No functional change.

---
 src/V3Options.cpp | 18 ++++++++----------
 src/VlcSource.h   |  2 +-
 2 files changed, 9 insertions(+), 11 deletions(-)

diff --git a/src/V3Options.cpp b/src/V3Options.cpp
index bb1ede840..6f5885ef6 100644
--- a/src/V3Options.cpp
+++ b/src/V3Options.cpp
@@ -506,7 +506,7 @@ string V3Options::fileExists(const string& filename) {
         m_impp->m_dirMap.emplace(dir, std::set<string>());
         diriter = m_impp->m_dirMap.find(dir);
 
-        std::set<string>* setp = &(diriter->second);
+        std::set<string>* const setp = &(diriter->second);
 
 #ifdef _MSC_VER
         try {
@@ -524,13 +524,11 @@ string V3Options::fileExists(const string& filename) {
 #endif
     }
     // Find it
-    const std::set<string>* filesetp = &(diriter->second);
+    const std::set<string>* const filesetp = &(diriter->second);
     const auto fileiter = filesetp->find(basename);
-    if (fileiter == filesetp->end()) {
-        return "";  // Not found
-    }
+    if (fileiter == filesetp->end()) return "";  // Not found
     // Check if it is a directory, ignore if so
-    string filenameOut = V3Os::filenameJoin(dir, basename);
+    const string filenameOut = V3Os::filenameJoin(dir, basename);
     if (!fileStatNormal(filenameOut)) return "";  // Directory
     return filenameOut;
 }
@@ -538,7 +536,7 @@ string V3Options::fileExists(const string& filename) {
 string V3Options::filePathCheckOneDir(const string& modname, const string& dirname) {
     for (const string& i : m_impp->m_libExtVs) {
         const string fn = V3Os::filenameJoin(dirname, modname + i);
-        string exists = fileExists(fn);
+        const string exists = fileExists(fn);
         if (exists != "") return exists;
     }
     return "";
@@ -578,15 +576,15 @@ string V3Options::filePath(FileLine* fl, const string& modname, const string& la
     const string filename = V3Os::filenameCleanup(VName::dehash(modname));
     if (!V3Os::filenameIsRel(filename)) {
         // filename is an absolute path, so can find getStdPackagePath()/getStdWaiverPath()
-        string exists = filePathCheckOneDir(filename, "");
+        const string exists = filePathCheckOneDir(filename, "");
         if (exists != "") return exists;
     }
     for (const string& dir : m_impp->m_incDirUsers) {
-        string exists = filePathCheckOneDir(filename, dir);
+        const string exists = filePathCheckOneDir(filename, dir);
         if (exists != "") return exists;
     }
     for (const string& dir : m_impp->m_incDirFallbacks) {
-        string exists = filePathCheckOneDir(filename, dir);
+        const string exists = filePathCheckOneDir(filename, dir);
         if (exists != "") return exists;
     }
 
diff --git a/src/VlcSource.h b/src/VlcSource.h
index 8e00667a1..054bee030 100644
--- a/src/VlcSource.h
+++ b/src/VlcSource.h
@@ -73,7 +73,7 @@ public:
 
 private:
     // MEMBERS
-    string m_name;  //< Name of the source file
+    const string m_name;  //< Name of the source file
     LinenoMap m_lines;  //< Map of each annotated line
     bool m_needed = false;  //< Need to annotate; has low coverage