fixed handling of 'ProcessName' on FreeBSD

2 files changed, 22 insertions, 11 deletions

diff --git a/NEWS.xml b/NEWS.xml
index bc0af31..2e35c11 100644
--- a/NEWS.xml
+++ b/NEWS.xml
@@ -4,2 +4,3 @@
   <ni>do not act -e when doing -r</ni>
+  <ni>proper handling of <kbd>ProcessName</kbd> on <kbd>FreeBSD</kbd></ni>
  </version>
diff --git a/src/process.cc b/src/process.cc
index 8a5b5d2..96c874f 100644
--- a/src/process.cc
+++ b/src/process.cc
@@ -251,13 +251,23 @@ void process::gather_proc_info() {
         ifstream ss(s,ios::in);
-        if(!ss)
-            continue;
-        getline(ss,cmd);
-        string::size_type op = cmd.find('(');
-        if(op==string::npos)
-            continue;
-        cmd.erase(0,op+1);
-        string::size_type cp = cmd.find(')');
-        if(cp==string::npos)
-            continue;
-        cmd.erase(cp);
+        if(ss) {
+            getline(ss,cmd);
+            string::size_type op = cmd.find('(');
+            if(op==string::npos)
+                continue;
+            cmd.erase(0,op+1);
+            string::size_type cp = cmd.find(')');
+            if(cp==string::npos)
+                continue;
+            cmd.erase(cp);
+        }else{
+            r = snprintf(s,sizeof(s),"/proc/%d/status",*i);
+            if(r>=sizeof(s) || r<1)
+                continue;
+            ifstream ss(s,ios::in);
+            if(!ss)
+                continue;
+            ss >> cmd;
+            if(cmd.empty())
+                continue;
+        }
         r = snprintf(s,sizeof(s),"/proc/%d/cmdline",*i);