reduce OS ifdefs with OS_PATH_SEP

YosysHQ · Sep 11, 2024 · 7129b0e · 7129b0e
1 parent 3457270
commit 7129b0e
Show file tree

Hide file tree

Showing 4 changed files with 8 additions and 17 deletions.
diff --git a/backends/cxxrtl/cxxrtl_backend.cc b/backends/cxxrtl/cxxrtl_backend.cc
@@ -639,12 +639,7 @@ std::string escape_cxx_string(const std::string &input)
 
 std::string basename(const std::string &filepath)
 {
-#ifdef _WIN32
-	const std::string dir_seps = "\\/";
-#else
-	const std::string dir_seps = "/";
-#endif
-	size_t sep_pos = filepath.find_last_of(dir_seps);
+	size_t sep_pos = filepath.find_last_of(OS_PATH_SEP);
 	if (sep_pos != std::string::npos)
 		return filepath.substr(sep_pos + 1);
 	else

diff --git a/frontends/ast/simplify.cc b/frontends/ast/simplify.cc
@@ -4382,12 +4382,7 @@ AstNode *AstNode::readmem(bool is_readmemh, std::string mem_filename, AstNode *m
 	std::ifstream f;
 	f.open(mem_filename.c_str());
 	if (f.fail()) {
-#ifdef _WIN32
-		char slash = '\\';
-#else
-		char slash = '/';
-#endif
-		std::string path = filename.substr(0, filename.find_last_of(slash)+1);
+		std::string path = filename.substr(0, filename.find_last_of(OS_PATH_SEP)+1);
 		f.open(path + mem_filename.c_str());
 		yosys_input_files.insert(path + mem_filename);
 	} else {

diff --git a/frontends/verilog/preproc.cc b/frontends/verilog/preproc.cc
@@ -892,11 +892,7 @@ frontend_verilog_preproc(std::istream                 &f,
 				// if the include file was not found, it is not given with an absolute path, and the
 				// currently read file is given with a path, then try again relative to its directory
 				ff.clear();
-#ifdef _WIN32
-				fixed_fn = filename.substr(0, filename.find_last_of("/\\")+1) + fn;
-#else
-				fixed_fn = filename.substr(0, filename.rfind('/')+1) + fn;
-#endif
+				fixed_fn = filename.substr(0, filename.find_last_of(OS_PATH_SEP)+1) + fn;
 				ff.open(fixed_fn);
 			}
 			if (ff.fail() && fn.size() > 0 && fn_relative) {

diff --git a/kernel/yosys_common.h b/kernel/yosys_common.h
@@ -340,6 +340,11 @@ bool is_absolute_path(std::string filename);
 void remove_directory(std::string dirname);
 bool create_directory(const std::string& dirname);
 std::string escape_filename_spaces(const std::string& filename);
+#ifdef _WIN32
+const char* const OS_PATH_SEP = "/\\";
+#else
+const char* const OS_PATH_SEP = "/";
+#endif
 
 template<typename T> int GetSize(const T &obj) { return obj.size(); }
 inline int GetSize(RTLIL::Wire *wire);