skeud

commit: bad8fe03edbade65b8d3f0824d74d013452547bd
parent ef20f83ba2ab372efadde76b116d262fc573d0ca
Author: Haelwenn (lanodan) Monnier <contact@hacktivis.me>
Date:   Sun,  9 Oct 2022 04:09:41 +0200

su,login: Always set USER, LOGNAME, IFS environment variables

Diffstat:
M
login.c
3
+++
M
su.c
11
+++++++++++

2 files changed, 14 insertions(+), 0 deletions(-)
diff --git a/login.c b/login.c
@@ -193,7 +193,10 @@ main(int argc, char *argv[])
 		pwent = NULL;
 	}
 
+	setenv("USER", username, 1);
+	setenv("LOGNAME", username, 1);
 	setenv("SHELL", shell, 1);
+	setenv("IFS", " \t\n", 1);
 
 	errno = 0;
 	/* flawfinder: ignore CWE-78 */
diff --git a/su.c b/su.c
@@ -200,6 +200,17 @@ main(int argc, char *argv[])
 		shell = "/bin/sh";
 	}
 
+	if(username != NULL)
+	{
+		setenv("USER", username, 1);
+		setenv("LOGNAME", username, 1);
+	}
+	else
+	{
+		setenv("USER", "root", 1);
+		setenv("LOGNAME", "root", 1);
+	}
+
 	setenv("SHELL", shell, 1);
 	setenv("IFS", " \t\n", 1);