From 59ef15b2ad6037f40d7fe4207b2b59dd11b14b8b Mon Sep 17 00:00:00 2001
From: Erdem Ersoy <erdemersoy@erdemersoy.net>
Date: Fri, 30 Oct 2020 19:12:17 +0300
Subject: Fix segmentation fault when column name is NULL.

So, some columns (ex: SECATTR) can be sortable now.
---
 htop.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

(limited to 'htop.c')

diff --git a/htop.c b/htop.c
index e4d437b9..e02f388a 100644
--- a/htop.c
+++ b/htop.c
@@ -129,7 +129,15 @@ static CommandLineSettings parseArguments(int argc, char** argv) {
                }
                exit(0);
             }
-            flags.sortKey = ColumnsPanel_fieldNameToIndex(optarg);
+            flags.sortKey = -1;
+            for (int j = 1; j < Platform_numberOfFields; j++) {
+               if (Process_fields[j].name == NULL)
+                  continue;
+               if (String_eq(optarg, Process_fields[j].name)) {
+                  flags.sortKey = j;
+                  break;
+               }
+            }
             if (flags.sortKey == -1) {
                fprintf(stderr, "Error: invalid column \"%s\".\n", optarg);
                exit(1);
-- 
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