Add cmake build instructions

1 files changed, 0 insertions, 61 deletions

diff --git a/io.h b/io.h
deleted file mode 100644
index 87778ec..0000000
--- a/io.h
+++ /dev/null
@@ -1,61 +0,0 @@
-#ifndef CHANGE_IO_H_
-#define CHANGE_IO_H_
-
-#include <unistd.h>
-#include <dlfcn.h>
-#include <fcntl.h>
-#include <sys/stat.h>
-
-#include <cstring>
-
-namespace io {
-
-class FileDescriptorGuard {
-	public:
-		FileDescriptorGuard(const std::string& path) {
-			this->fd = open(path.c_str(), O_WRONLY | O_APPEND);
-
-			if ( !this->fd ) {
-				this->fd = STDERR_FILENO;
-			}
-		}
-
-		~FileDescriptorGuard() {
-			close(this->fd);
-		}
-
-		operator int() {
-			return this->fd;
-		}
-
-	private:
-		int fd;
-
-};
-
-std::string get_file_name(int fd) {
-	char proc_link[20];
-	char file_name[256];
-
-	snprintf(proc_link, sizeof(proc_link), "/proc/self/fd/%d", fd);
-	const ssize_t name_size = readlink(proc_link, file_name, sizeof(file_name));
-
-	if ( name_size > 0 ) {
-		file_name[name_size] = '\0';
-
-		return std::string(file_name);
-	} else {
-		return std::string();
-	}
-}
-
-bool is_regular_file(int fd) {
-	struct stat fd_stat;
-	fstat(fd, &fd_stat);
-
-	return S_ISREG(fd_stat.st_mode);
-}
-
-}
-
-#endif  // CHANGE_IO_H_