gistfile1.diff

From a3d0d8e89dd0c091414df9aaa3ef03f64911e587 Mon Sep 17 00:00:00 2001
From: Simon Cornelius P. Umacob <[email protected]>
Date: Thu, 10 Dec 2009 20:18:29 +0800
Subject: [PATCH] Implement getmem() for FreeBSD platform.

---
 src/node.cc |   32 ++++++++++++++++++++++++++++++++
 wscript     |    8 +++++---
 2 files changed, 37 insertions(+), 3 deletions(-)

diff --git a/src/node.cc b/src/node.cc
index b830c4c..33674a1 100644
--- a/src/node.cc
+++ b/src/node.cc
@@ -434,6 +434,38 @@ int getmem(size_t *rss, size_t *vsize) {
 }
 #endif  // __APPLE__
 
+#ifdef __FreeBSD__
+# define HAVE_GETMEM 1
+/*
+ * Simon Cornelius P. Umacob <[email protected]>
+ */
+#include <sys/param.h>
+#include <sys/sysctl.h>
+#include <sys/user.h>
+#include <sys/types.h>
+
+#include <fcntl.h>
+#include <kvm.h>
+#include <limits.h>
+#include <unistd.h>
+
+int getmem(size_t *rss, size_t *vsize) {
+  struct kinfo_proc *kp;
+  char errbuf[_POSIX2_LINE_MAX];
+  int count = 0;
+  kvm_t* kvm = kvm_open(NULL, NULL, NULL, O_RDONLY, errbuf);
+
+  if (kvm == NULL) return -1;
+
+  kp = kvm_getprocs(kvm, KERN_PROC_PID, (int)getpid(), &count);
+
+  *rss = (size_t)((kp->ki_rssize * PAGE_SIZE) / 1024);
+  *vsize = (size_t)(kp->ki_size / 1024);
+
+  return kvm_close(kvm);
+}
+#endif // __FreeBSD__
+
 #ifdef __linux__
 # define HAVE_GETMEM 1
 # include <sys/param.h> /* for MAXPATHLEN */
diff --git a/wscript b/wscript
index 7e2bd0a..8e1ea22 100644
--- a/wscript
+++ b/wscript
@@ -115,9 +115,11 @@ def configure(conf):
   #if Options.options.efence:
   #  conf.check(lib='efence', libpath=['/usr/lib', '/usr/local/lib'], uselib_store='EFENCE')
 
-  if not conf.check(lib="execinfo", libpath=['/usr/lib', '/usr/local/lib'], uselib_store="EXECINFO"):
-    if sys.platform.startswith("freebsd"):
+  if sys.platform.startswith("freebsd"):
+    if not conf.check(lib="execinfo", libpath=['/usr/lib', '/usr/local/lib'], uselib_store="EXECINFO"):
       conf.fatal("Install the libexecinfo port from /usr/ports/devel/libexecinfo.")
+    if not conf.check(lib="kvm", libpath=['/usr/lib', '/usr/local/lib'], uselib_store="KVM"):
+      conf.fatal("KVM not found.")
 
   if conf.check_cfg(package='gnutls',
                     args='--cflags --libs',
@@ -344,7 +346,7 @@ def build(bld):
   """
   node.add_objects = 'ev eio evcom http_parser coupling'
   node.uselib_local = ''
-  node.uselib = 'UDNS V8 EXECINFO DL GPGERROR GNUTLS'
+  node.uselib = 'UDNS V8 EXECINFO DL GPGERROR GNUTLS KVM'
 
   node.install_path = '${PREFIX}/lib'
   node.install_path = '${PREFIX}/bin'
-- 
1.6.5.3

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