an object to write to the syslog (linux only)svn2git-root

svn path=/trunk/externals/iem/syslog/; revision=5900

1 files changed, 138 insertions, 0 deletions

diff --git a/syslog.c b/syslog.c
new file mode 100644
index 0000000..908ef18
--- /dev/null
+++ b/syslog.c
@@ -0,0 +1,138 @@
+/******************************************************
+ *
+ * syslog - implementation file
+ *
+ * copyleft (c) IOhannes m zmölnig
+ *
+ *   1999:forum::für::umläute:2004
+ *
+ *   institute of electronic music and acoustics (iem)
+ *
+ ******************************************************
+ *
+ * license: GNU General Public License v.2
+ *
+ ******************************************************/
+
+/*
+  syslog :  syslog-code for message-objects
+*/
+
+
+#include <syslog.h>
+#include <string.h>
+
+#include "m_pd.h"
+
+/* ------------------------- syslog ------------------------------- */
+
+/*
+MESSAGE SYSLOG: simple and easy
+*/
+
+static t_class *syslog_class;
+
+typedef struct _syslog
+{
+  t_object x_obj;
+  t_float x_level;
+} t_syslog;
+
+
+static void syslog_anything(t_syslog *x, t_symbol*s, t_int argc, t_atom*argv)
+{
+  int level=x->x_level;
+  char *result = 0;
+  int pos=0, i=0;
+  t_atom*ap;
+  int length=0;
+
+  /* 1st get the length of the symbol */
+  if(s)length+=strlen(s->s_name);
+  else length-=1;
+  length+=argc;
+
+  i=argc;
+  ap=argv;
+  while(i--){
+    char buffer[MAXPDSTRING];
+    int len=0;
+    if(A_SYMBOL==ap->a_type){
+      len=strlen(ap->a_w.w_symbol->s_name);
+    } else {
+      atom_string(ap, buffer, MAXPDSTRING);
+      len=strlen(buffer);
+    }
+    length+=len;
+    ap++;
+  }
+
+  if(length<=0)return;
+
+  result = (char*)getbytes((length+1)*sizeof(char));
+
+  if (s) {
+    char *buf = s->s_name;
+    strcpy(result+pos, buf);
+    pos+=strlen(buf);
+    if(i){
+      strcpy(result+pos, " ");
+      pos += 1;
+    }
+  }
+
+  ap=argv;
+  i=argc;
+  while(i--){
+    if(A_SYMBOL==ap->a_type){
+      strcpy(result+pos, ap->a_w.w_symbol->s_name);
+      pos+= strlen(ap->a_w.w_symbol->s_name);
+    } else {
+      char buffer[MAXPDSTRING];
+      atom_string(ap, buffer, MAXPDSTRING);
+      strcpy(result+pos, buffer);
+      pos += strlen(buffer);
+    }
+    ap++;
+    if(i){
+      strcpy(result+pos, " ");
+      pos++;
+    }
+  }
+
+  result[length]=0;
+  if(result){
+    syslog(level, "%s", result);
+    freebytes(result, length+1);
+  }
+    
+}
+static void syslog_free(t_syslog *x)
+{
+  closelog();
+}
+
+static void *syslog_new(t_symbol*s)
+{
+  t_syslog *x = (t_syslog *)pd_new(syslog_class);
+  x->x_level=LOG_NOTICE;
+  if(s&&s!=&s_){
+    openlog(s->s_name, 0, LOG_USER);
+  } else {
+    openlog("puredata", 0, LOG_USER);
+  }
+
+  floatinlet_new(&x->x_obj, &x->x_level);
+  return (x);
+}
+
+
+void syslog_setup(void)
+{
+  syslog_class = class_new(gensym("syslog"), (t_newmethod)syslog_new, 
+                           (t_method)syslog_free, sizeof(t_syslog), 
+                           0, 
+                           A_DEFSYM, A_NULL);
+  
+  class_addanything(syslog_class, syslog_anything);
+}