File xosview-1.14-sysinfo.patch of Package xosview

--- Makefile
+++ Makefile	2013-04-29 08:42:51.505939256 +0000
@@ -3,6 +3,7 @@
 AWK ?= awk
 INSTALL ?= install
 PLATFORM ?= linux
+USE_SYSCALLS ?= 0
 
 # Installation paths
 
@@ -55,6 +56,9 @@ OBJS += linux/MeterMaker.o \
 	linux/acpitemp.o \
 	linux/coretemp.o
 CPPFLAGS += -Ilinux/
+ifneq ($(USE_SYSCALLS),0)
+CPPFLAGS += -DUSE_SYSCALLS
+endif
 endif
 
 ifeq ($(PLATFORM), bsd)
--- linux/cpumeter.cc
+++ linux/cpumeter.cc	2013-04-29 08:35:58.533438954 +0000
@@ -13,6 +13,9 @@
 #include <string>
 #include <sstream>
 #include <ctype.h>
+#if defined(USE_SYSCALLS) && (USE_SYSCALLS > 0)
+# include <sys/utsname.h>
+#endif
 
 static const char STATFILENAME[] = "/proc/stat";
 static const char VERSIONFILENAME[] = "/proc/sys/kernel/osrelease";
@@ -337,17 +340,23 @@ const char *CPUMeter::toUpper(const char
 }
 
 int CPUMeter::getkernelversion(void){
-  std::ifstream f(VERSIONFILENAME);
-  if (!f) {
-    std::cerr << "Can not get kernel version from " << VERSIONFILENAME << "." << std::endl;
-    exit(1);
-  }
-
-  std::string version;
-  int major = 0, minor = 0, micro = 0;
-
-  f >> version;
-  sscanf(version.c_str(), "%d.%d.%d", &major, &minor, &micro);
+  static int major = 0, minor = 0, micro = 0;
+  if (!major) {
+#if defined(USE_SYSCALLS) && (USE_SYSCALLS > 0)
+    struct utsname myosrelease;
+    uname(&myosrelease);
+    sscanf(myosrelease.release, "%d.%d.%d", &major, &minor, &micro);
+#else
+    std::ifstream f(VERSIONFILENAME);
+    if (!f) {
+      std::cerr << "Can not get kernel version from " << VERSIONFILENAME << "." << std::endl;
+      exit(1);
+    }
 
-  return ( major*1000000 + minor*1000 + micro);
+    std::string version;
+    f >> version;
+    sscanf(version.c_str(), "%d.%d.%d", &major, &minor, &micro);
+#endif
+  }
+  return (major*1000000 + minor*1000 + micro);
 }
--- linux/swapmeter.cc
+++ linux/swapmeter.cc	2013-04-29 08:37:12.613439241 +0000
@@ -9,6 +9,9 @@
 #include <fstream>
 #include <sstream>
 #include <stdlib.h>
+#if defined(USE_SYSCALLS) && (USE_SYSCALLS > 0)
+# include <sys/sysinfo.h>
+#endif
 
 static const char MEMFILENAME[] = "/proc/meminfo";
 
@@ -37,7 +40,25 @@ void SwapMeter::checkevent( void ){
   drawfields();
 }
 
+#if defined(USE_SYSCALLS) && (USE_SYSCALLS > 0)
+void SwapMeter::getswapinfo( void ){
+  struct sysinfo sinfo;
+  typeof (sinfo.mem_unit) unit;
+
+  sysinfo(&sinfo);
+  unit = (sinfo.mem_unit ? sinfo.mem_unit : 1);
+  total_ = (double)sinfo.totalswap * unit;
+  fields_[0] = (double)(sinfo.totalswap - sinfo.freeswap) * unit;
+
+  if ( total_ == 0 ){
+    total_ = 1;
+    fields_[0] = 0;
+  }
 
+  if (total_)
+    setUsed (fields_[0], total_);
+}
+#else
 void SwapMeter::getswapinfo( void ){
   std::ifstream meminfo( MEMFILENAME );
   if ( !meminfo ){
@@ -78,3 +99,4 @@ void SwapMeter::getswapinfo( void ){
   if (total_)
     setUsed (fields_[0], total_);
 }
+#endif