Libc-1272.250.1.tar.gz

[apple/libc.git] / gen / FreeBSD / setprogname.c

diff --git a/gen/FreeBSD/setprogname.c b/gen/FreeBSD/setprogname.c
index 654bef4161b8e2eaa8527a104e4731d8a8d5e1ed..2392a66f6a19647da21be11fac4a93d130e1cb9e 100644 (file)
--- a/gen/FreeBSD/setprogname.c
+++ b/gen/FreeBSD/setprogname.c
@@ -3,6 +3,10 @@ __FBSDID("$FreeBSD: src/lib/libc/gen/setprogname.c,v 1.8 2002/03/29 22:43:41 mar
 
 #include <stdlib.h>
 #include <string.h>
+#include <sys/param.h>
+#include <sys/sysctl.h>
+#include <crt_externs.h>
+#define        __progname      (*_NSGetProgname())
 
 #include "libc_private.h"
 
@@ -10,10 +14,20 @@ void
 setprogname(const char *progname)
 {
        const char *p;
-
+       char buf[2*MAXCOMLEN+1];
+       int mib[2];
+       
        p = strrchr(progname, '/');
        if (p != NULL)
-               __progname = p + 1;
+               __progname = (char *)(p = p + 1);
        else
-               __progname = progname;
+               __progname = (char *)(p = progname);
+
+       strlcpy(&buf[0], (char *)(p), sizeof(buf));
+
+       mib[0] = CTL_KERN;
+       mib[1] = KERN_PROCNAME;
+
+       /* ignore errors as this is not a hard error */
+       sysctl(mib, 2, NULL, NULL, &buf[0], strlen(buf));
 }