doing sth

src/cpu.c

@@ -0,0 +1,8 @@
+#include "cpu.h"
+
+#include <stdio.h>
+
+void cpu_detect(struct cpu_sensors_t* t, const char* pci_dev) {
+	char path[128];
+	snprintf(path, sizeof(path), "/sys/bus/pci/devices/%s/hwmon", pci_dev);
+}

src/utils.c

@@ -0,0 +1,37 @@
+#include <fcntl.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include "log.h"
+#include <glob.h>
+
+#include "utils.h"
+
+inline bool file_exists(const char* path) {
+	return access(path, F_OK) == 0;
+}
+
+int get_hwmon_dir(char* path) {
+	glob_t g;
+	if (glob(path, 0, NULL, &g) == 0) {
+
+	}
+}
+
+/* read n bytes from path into buffer */
+inline ssize_t read_file(const char* path, char* buffer, const ssize_t n) {
+	const int fd = open(path, O_RDONLY | O_CLOEXEC);
+	if (fd < 0) {
+		applog(LOG_ERR, "Error reading %s", path);
+		return 0;
+	}
+	const ssize_t len = read(fd, buffer, n);
+	if (len >= 0) buffer[len] = '\0';
+	close(fd);
+	return len;
+}
+
+inline void _fRN_u64(const char* path, char* buf, uint64_t* result, const uint16_t divider) {
+	read_file(path, buf, 24); // wont ever be longer than 24 chars right? potential bug
+	*result = strtoull(buf, NULL, 10) / divider;
+}