subshell: fix environment variable names in mc_shell_recognize_path

Signed-off-by: Yury V. Zaytsev <[email protected]>
MidnightCommander · Jan 15, 2025 · 275878c · 275878c
1 parent f609f6c
commit 275878c
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/lib/shell.c b/lib/shell.c
@@ -223,17 +223,17 @@ static void
 mc_shell_recognize_path (mc_shell_t *mc_shell)
 {
     /* If shell is not symlinked to busybox, it is safe to assume it is a real shell */
-    if (strstr (mc_shell->path, "/bash") != NULL || getenv ("BASH") != NULL)
+    if (strstr (mc_shell->path, "/bash") != NULL || getenv ("BASH_VERSION") != NULL)
     {
         mc_shell->type = SHELL_BASH;
         mc_shell->name = "bash";
     }
-    else if (strstr (mc_shell->path, "/sh") != NULL || getenv ("SH") != NULL)
+    else if (strstr (mc_shell->path, "/sh") != NULL)
     {
         mc_shell->type = SHELL_SH;
         mc_shell->name = "sh";
     }
-    else if (strstr (mc_shell->path, "/ash") != NULL || getenv ("ASH") != NULL)
+    else if (strstr (mc_shell->path, "/ash") != NULL || getenv ("BB_ASH_VERSION") != NULL)
     {
         mc_shell->type = SHELL_ASH_BUSYBOX;
         mc_shell->name = "ash";