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-rw-r--r--cgrep.cpp136
1 files changed, 107 insertions, 29 deletions
diff --git a/cgrep.cpp b/cgrep.cpp
index 7e3e132..d34dc58 100644
--- a/cgrep.cpp
+++ b/cgrep.cpp
@@ -41,15 +41,19 @@ using namespace clang::tooling;
/*************************************************************************************************/
namespace {
static llvm::cl::OptionCategory CGrepCat("cgrep options");
-cl::opt<std::string> CO_DIRECTORY("dir", cl::desc(""), cl::init(""), cl::cat(CGrepCat), cl::Optional);
+cl::opt<std::string> CO_DIRECTORY("dir", cl::desc("recursively goes through all the files and directories. assumes compilation databases are present for all source files."), cl::init(""), cl::cat(CGrepCat), cl::Optional);
cl::opt<std::string> CO_REGEX("regex", cl::desc("the regex to match against"), cl::init(""), cl::cat(CGrepCat), cl::Required); //done
cl::opt<bool> CO_FUNCTION("func", cl::desc("match functions only"), cl::init(false), cl::cat(CGrepCat), cl::Optional); //done
cl::opt<bool> CO_MEM_FUNCTION("memfunc", cl::desc("match member functions only"), cl::init(false), cl::cat(CGrepCat), cl::Optional); //done
cl::opt<bool> CO_VAR("var", cl::desc("map variables only"), cl::init(false), cl::cat(CGrepCat), cl::Optional); //done
-cl::opt<bool> CO_MEMVAR("memvar", cl::desc("map member variables only"), cl::init(false), cl::cat(CGrepCat), cl::Optional); //done
-cl::opt<bool> CO_CLASS("class", cl::desc("map class declrations only"), cl::init(false), cl::cat(CGrepCat), cl::Optional); //done
-cl::opt<bool> CO_STRUCT("struct", cl::desc("map structures only"), cl::init(false), cl::cat(CGrepCat), cl::Optional);
-cl::opt<bool> CO_ALL("all", cl::desc("map all identifier types"), cl::init(false), cl::cat(CGrepCat), cl::Optional);
+cl::opt<bool> CO_MEMVAR("memvar", cl::desc("match member variables only"), cl::init(false), cl::cat(CGrepCat), cl::Optional); //done
+cl::opt<bool> CO_CLASS("class", cl::desc("match class declrations only"), cl::init(false), cl::cat(CGrepCat), cl::Optional); //done
+cl::opt<bool> CO_STRUCT("struct", cl::desc("match structures only"), cl::init(false), cl::cat(CGrepCat), cl::Optional); // done
+cl::opt<bool> CO_UNION("union", cl::desc("match unions only"), cl::init(false), cl::cat(CGrepCat), cl::Optional); // done
+cl::opt<bool> CO_MACRO("macro", cl::desc("match macro definitions"), cl::init(false), cl::cat(CGrepCat), cl::Optional);
+cl::opt<bool> CO_HEADER("header", cl::desc("match headers in header inclusions"), cl::init(false), cl::cat(CGrepCat), cl::Optional);
+cl::opt<bool> CO_ALL("all", cl::desc("turns on all switches other than nameddecl"), cl::init(false), cl::cat(CGrepCat), cl::Optional); // done
+cl::opt<bool> CO_NAMEDDECL("nameddecl", cl::desc("matches all named declrations"), cl::init(false), cl::cat(CGrepCat), cl::Optional); // done
cl::opt<bool> CO_SYSHDR("syshdr", cl::desc("match identifiers in system header as well"), cl::init(false), cl::cat(CGrepCat), cl::Optional); //done
cl::opt<bool> CO_MAINFILE("mainfile", cl::desc("mathc identifiers in the main file only"), cl::init(true), cl::cat(CGrepCat), cl::Optional); //done
}
@@ -207,6 +211,84 @@ private:
Rewriter &Rewrite [[maybe_unused]];
};
/*************************************************************************************************/
+class StructHandler : public MatchFinder::MatchCallback {
+public:
+ StructHandler(Rewriter &Rewrite) : Rewrite(Rewrite) {}
+
+ virtual void run(const MatchFinder::MatchResult &MR) {
+ const RecordDecl *RD = MR.Nodes.getNodeAs<clang::RecordDecl>("structdecl");
+ if (RD) {
+ SourceRange SR = RD->getSourceRange();
+ SourceLocation SL = SR.getBegin();
+ CheckSLValidity(SL);
+ SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");
+ if (Devi::IsTheMatchInSysHeader(CO_SYSHDR, MR, SL)) return void();
+ if (!Devi::IsTheMatchInMainFile(CO_MAINFILE, MR, SL)) return void();
+ std::string name = RD->getNameAsString();
+ if (regex_handler(REGEX_PP(CO_REGEX), name)) {
+ std::cout << name << "\t";
+ std::cout << SR.getBegin().printToString(*MR.SourceManager) << "\t";
+ std::cout << SR.getEnd().printToString(*MR.SourceManager) << "\n";
+ }
+ }
+ }
+
+private:
+ Rewriter &Rewrite [[maybe_unused]];
+};
+/*************************************************************************************************/
+class UnionHandler : public MatchFinder::MatchCallback {
+public:
+ UnionHandler(Rewriter &Rewrite) : Rewrite(Rewrite) {}
+
+ virtual void run(const MatchFinder::MatchResult &MR) {
+ const RecordDecl *RD = MR.Nodes.getNodeAs<clang::RecordDecl>("uniondecl");
+ if (RD) {
+ SourceRange SR = RD->getSourceRange();
+ SourceLocation SL = SR.getBegin();
+ CheckSLValidity(SL);
+ SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");
+ if (Devi::IsTheMatchInSysHeader(CO_SYSHDR, MR, SL)) return void();
+ if (!Devi::IsTheMatchInMainFile(CO_MAINFILE, MR, SL)) return void();
+ std::string name = RD->getNameAsString();
+ if (regex_handler(REGEX_PP(CO_REGEX), name)) {
+ std::cout << name << "\t";
+ std::cout << SR.getBegin().printToString(*MR.SourceManager) << "\t";
+ std::cout << SR.getEnd().printToString(*MR.SourceManager) << "\n";
+ }
+ }
+ }
+
+private:
+ Rewriter &Rewrite [[maybe_unused]];
+};
+/*************************************************************************************************/
+class NamedDeclHandler : public MatchFinder::MatchCallback {
+public:
+ NamedDeclHandler(Rewriter &Rewrite) : Rewrite(Rewrite) {}
+
+ virtual void run(const MatchFinder::MatchResult &MR) {
+ const NamedDecl *ND = MR.Nodes.getNodeAs<clang::NamedDecl>("namedecl");
+ if (ND) {
+ SourceRange SR = ND->getSourceRange();
+ SourceLocation SL = SR.getBegin();
+ CheckSLValidity(SL);
+ SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");
+ if (Devi::IsTheMatchInSysHeader(CO_SYSHDR, MR, SL)) return void();
+ if (!Devi::IsTheMatchInMainFile(CO_MAINFILE, MR, SL)) return void();
+ std::string name = ND->getNameAsString();
+ if (regex_handler(REGEX_PP(CO_REGEX), name)) {
+ std::cout << name << "\t";
+ std::cout << SR.getBegin().printToString(*MR.SourceManager) << "\t";
+ std::cout << SR.getEnd().printToString(*MR.SourceManager) << "\n";
+ }
+ }
+ }
+
+private:
+ Rewriter &Rewrite [[maybe_unused]];
+};
+/*************************************************************************************************/
class PPInclusion : public PPCallbacks {
public:
explicit PPInclusion(SourceManager *SM, Rewriter *Rewrite)
@@ -255,31 +337,24 @@ class MyASTConsumer : public ASTConsumer {
public:
MyASTConsumer(Rewriter &R)
: HandlerForVar(R), HandlerForClass(R),
- HandlerForCalledFunc(R), HandlerForCXXMethod(R), HandlerForField(R) {
+ HandlerForCalledFunc(R), HandlerForCXXMethod(R), HandlerForField(R), HandlerForStruct(R), HandlerForUnion(R), HandlerForNamedDecl(R) {
#if 1
- if (CO_FUNCTION) {
- Matcher.addMatcher(functionDecl().bind("funcdecl"), &HandlerForCalledFunc);
- }
- if (CO_VAR) {
- Matcher.addMatcher(
- varDecl(anyOf(unless(hasDescendant(expr(anything()))),
- hasDescendant(expr(anything()).bind("expr"))))
- .bind("vardecl"),
- &HandlerForVar);
- }
- if (CO_CLASS) {
- Matcher.addMatcher(recordDecl(isClass()).bind("classdecl"),
- &HandlerForClass);
- }
- if (CO_VAR) {
- //Matcher.addMatcher(declRefExpr().bind("calledvar"), &HandlerForCalledVar);
- }
- if (CO_MEM_FUNCTION) {
- Matcher.addMatcher(cxxMethodDecl().bind("cxxmethoddecl"), &HandlerForCXXMethod);
- }
- if (CO_MEMVAR) {
- Matcher.addMatcher(fieldDecl().bind("fielddecl"), &HandlerForField);
- }
+ if (CO_FUNCTION || CO_ALL) {
+ Matcher.addMatcher(functionDecl().bind("funcdecl"), &HandlerForCalledFunc);}
+ if (CO_VAR || CO_ALL) {
+ Matcher.addMatcher(varDecl(anyOf(unless(hasDescendant(expr(anything()))), hasDescendant(expr(anything()).bind("expr")))).bind("vardecl"),&HandlerForVar);}
+ if (CO_CLASS || CO_ALL) {
+ Matcher.addMatcher(recordDecl(isClass()).bind("classdecl"),&HandlerForClass);}
+ if (CO_MEM_FUNCTION || CO_ALL) {
+ Matcher.addMatcher(cxxMethodDecl().bind("cxxmethoddecl"), &HandlerForCXXMethod);}
+ if (CO_MEMVAR || CO_ALL) {
+ Matcher.addMatcher(fieldDecl().bind("fielddecl"), &HandlerForField);}
+ if (CO_STRUCT || CO_ALL) {
+ Matcher.addMatcher(recordDecl(isStruct()).bind("structdecl"), &HandlerForStruct);}
+ if (CO_UNION || CO_ALL) {
+ Matcher.addMatcher(recordDecl(isUnion()).bind("uniondecl"), &HandlerForUnion);}
+ if (CO_NAMEDDECL) {
+ Matcher.addMatcher(namedDecl().bind("namedecl"), &HandlerForNamedDecl);}
#endif
}
@@ -293,6 +368,9 @@ private:
FunctionHandler HandlerForCalledFunc;
CXXMethodHandler HandlerForCXXMethod;
FieldHandler HandlerForField;
+ StructHandler HandlerForStruct;
+ UnionHandler HandlerForUnion;
+ NamedDeclHandler HandlerForNamedDecl;
MatchFinder Matcher;
};
/*************************************************************************************************/
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-19 17:06:12 +0000