Chore: remove temps_linux

src/detection/cpu/cpu_linux.c

@@ -2,13 +2,85 @@
 #include "common/io/io.h"
 #include "common/processing.h"
 #include "common/properties.h"
-#include "detection/temps/temps_linux.h"
 #include "util/mallocHelper.h"
 #include "util/stringUtils.h"
 
 #include <sys/sysinfo.h>
 #include <stdlib.h>
 #include <unistd.h>
+#include <dirent.h>
+
+static double parseHwmonDir(FFstrbuf* dir, FFstrbuf* buffer)
+{
+    //https://www.kernel.org/doc/Documentation/hwmon/sysfs-interface
+    uint32_t dirLength = dir->length;
+    ffStrbufAppendS(dir, "temp1_input");
+
+    if(!ffReadFileBuffer(dir->chars, buffer))
+    {
+        // Some badly implemented system put temp file in /hwmonN/device
+        ffStrbufSubstrBefore(dir, dirLength);
+        ffStrbufAppendS(dir, "device/");
+        dirLength = dir->length;
+        ffStrbufAppendS(dir, "temp1_input");
+
+        if(!ffReadFileBuffer(dir->chars, buffer))
+            return 0.0/0.0;
+    }
+
+    ffStrbufSubstrBefore(dir, dirLength);
+
+    double value = ffStrbufToDouble(buffer);// millidegree Celsius
+
+    if(value != value)
+        return 0.0/0.0;
+
+    ffStrbufAppendS(dir, "name");
+    if (!ffReadFileBuffer(dir->chars, buffer))
+        return 0.0/0.0;
+
+    ffStrbufTrimRightSpace(buffer);
+
+    if(
+        ffStrbufContainS(buffer, "cpu") ||
+        ffStrbufEqualS(buffer, "k10temp") || // AMD
+        ffStrbufEqualS(buffer, "coretemp") // Intel
+    ) return value / 1000.;
+
+    return false;
+}
+
+static double detectCPUTemp(void)
+{
+    FF_STRBUF_AUTO_DESTROY baseDir = ffStrbufCreateA(64);
+    ffStrbufAppendS(&baseDir, "/sys/class/hwmon/");
+
+    FF_STRBUF_AUTO_DESTROY buffer = ffStrbufCreate();
+
+    uint32_t baseDirLength = baseDir.length;
+
+    FF_AUTO_CLOSE_DIR DIR* dirp = opendir(baseDir.chars);
+    if(dirp == NULL)
+        return 0.0/0.0;
+
+    struct dirent* entry;
+    while((entry = readdir(dirp)) != NULL)
+    {
+        if(entry->d_name[0] == '.')
+            continue;
+
+        ffStrbufAppendS(&baseDir, entry->d_name);
+        ffStrbufAppendC(&baseDir, '/');
+
+        double result = parseHwmonDir(&baseDir, &buffer);
+        if (result == result)
+            return result;
+
+        ffStrbufSubstrBefore(&baseDir, baseDirLength);
+    }
+
+    return 0.0/0.0;
+}
 
 #ifdef __ANDROID__
 #include "common/settings.h"
@@ -358,7 +430,7 @@ const char* ffDetectCPUImpl(const FFCPUOptions* options, FFCPUResult* cpu)
     if(cpuinfo == NULL)
         return "fopen(\"/proc/cpuinfo\", \"r\") failed";
 
-    cpu->temperature = options->temp ? ffDetectCPUTemp() : FF_CPU_TEMP_UNSET;
+    cpu->temperature = options->temp ? detectCPUTemp() : FF_CPU_TEMP_UNSET;
 
     FF_STRBUF_AUTO_DESTROY physicalCoresBuffer = ffStrbufCreate();
     FF_STRBUF_AUTO_DESTROY cpuMHz = ffStrbufCreate();