From 021e276557b915734f2d80e4c4a5eb83379bed8e Mon Sep 17 00:00:00 2001
From: hrbrmstr <bob@rud.is>
Date: Sun, 30 May 2021 05:52:18 -0400
Subject: [PATCH] change mib in proc_info() now that i know about the proper
 mib call resulted in too small buffer length allocation

---
 archinfo.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/archinfo.c b/archinfo.c
index b104aa5..38ca7df 100644
--- a/archinfo.c
+++ b/archinfo.c
@@ -75,7 +75,7 @@ procinfo proc_info(pid_t pid) {
  
   size_t size = max_arg_size;
   procinfo p;
-  int mib[3] = { CTL_KERN, KERN_PROC, KERN_PROC_ALL };
+  int mib[3] = { CTL_KERN, KERN_PROCARGS2, pid };
   struct kinfo_proc *info;
   size_t length;
   int count;
@@ -83,10 +83,10 @@ procinfo proc_info(pid_t pid) {
   // get size for buffer
   (void)sysctl(mib, 3, NULL, &length, NULL, 0);
 
-  char* buffer = (char *)calloc(length, sizeof(char));
+  char* buffer = (char *)calloc(length+32, sizeof(char)); // need +32 b/c this is busted on Big Sur
 
   // get the info
-  if (sysctl((int[]){ CTL_KERN, KERN_PROCARGS2, pid }, 3, buffer, &size, NULL, 0) == 0) {
+  if (sysctl(mib, 3, buffer, &size, NULL, 0) == 0) {
     
     // copy the info
     p.ok = TRUE;