# HG changeset patch
# User Guido Berhoerster <guido+pwm@berhoerster.name>
# Date 1565083264 -7200
# Node ID 2a8298bafec202db62d384b9b900e6db3de126b0
# Parent  34ada71ff3e56e63faa9da39c29a0abf45b45db3
Try to use $HOME for the user's home directory

diff -r 34ada71ff3e5 -r 2a8298bafec2 pwm.c
--- a/pwm.c	Wed Jul 31 11:21:54 2019 +0200
+++ b/pwm.c	Tue Aug 06 11:21:04 2019 +0200
@@ -341,6 +341,7 @@
 	const char	*master_password_filename = NULL;
 	struct pwm_ctx	ctx = { 0 };
 	struct passwd	*passwd;
+	char		*home;
 	FILE		*fp = NULL;
 
 	setprogname(argv[0]);
@@ -394,11 +395,15 @@
 		goto out;
 	}
 
-	passwd = getpwuid(getuid());
-	if (passwd == NULL) {
-		err(1, "getpwuid");
+	home = getenv("HOME");
+	if (home == NULL) {
+		passwd = getpwuid(getuid());
+		if (passwd == NULL) {
+			err(1, "getpwuid");
+		}
+		home = passwd->pw_dir;
 	}
-	xasprintf(&ctx.dirname, "%s/.pwm", passwd->pw_dir);
+	xasprintf(&ctx.dirname, "%s/.pwm", home);
 
 	/* create ~/.pwm directory if necessary */
 	if ((mkdir(ctx.dirname, S_IRWXU) != 0) && (errno != EEXIST)) {