nixpkgs/pkgs/os-specific/linux/ell/0001-unit-test-dbus-pick-up-dbus-daemon-from-PATH.patch

From 55d499f4cd5667c04c21f7201d7f10484e187907 Mon Sep 17 00:00:00 2001
From: Florian Klink <flokli@flokli.de>
Date: Sun, 27 Dec 2020 13:03:12 +0100
Subject: [PATCH] unit/test-dbus: pick up dbus-daemon from $PATH

This allows running the unit tests in environments where `dbus-daemon`
isn't in /usr/bin, but in $PATH.

Signed-off-by: Florian Klink <flokli@flokli.de>
---
 unit/test-dbus-message-fds.c | 4 ++--
 unit/test-dbus-properties.c  | 4 ++--
 unit/test-dbus.c             | 4 ++--
 3 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/unit/test-dbus-message-fds.c b/unit/test-dbus-message-fds.c
index 6f68bae..4b5662e 100644
--- a/unit/test-dbus-message-fds.c
+++ b/unit/test-dbus-message-fds.c
@@ -51,7 +51,7 @@ static bool start_dbus_daemon(void)
 	char *prg_envp[1];
 	pid_t pid;
 
-	prg_argv[0] = "/usr/bin/dbus-daemon";
+	prg_argv[0] = "dbus-daemon";
 	prg_argv[1] = "--nopidfile";
 	prg_argv[2] = "--nofork";
 	prg_argv[3] = "--config-file=" UNITDIR "dbus.conf";
@@ -68,7 +68,7 @@ static bool start_dbus_daemon(void)
 	}
 
 	if (pid == 0) {
-		execve(prg_argv[0], prg_argv, prg_envp);
+		execvpe(prg_argv[0], prg_argv, prg_envp);
 		exit(EXIT_SUCCESS);
 	}
 
diff --git a/unit/test-dbus-properties.c b/unit/test-dbus-properties.c
index b435062..049f0f4 100644
--- a/unit/test-dbus-properties.c
+++ b/unit/test-dbus-properties.c
@@ -49,7 +49,7 @@ static bool start_dbus_daemon(void)
 	char *prg_envp[1];
 	pid_t pid;
 
-	prg_argv[0] = "/usr/bin/dbus-daemon";
+	prg_argv[0] = "dbus-daemon";
 	prg_argv[1] = "--nopidfile";
 	prg_argv[2] = "--nofork";
 	prg_argv[3] = "--config-file=" UNITDIR "dbus.conf";
@@ -66,7 +66,7 @@ static bool start_dbus_daemon(void)
 	}
 
 	if (pid == 0) {
-		execve(prg_argv[0], prg_argv, prg_envp);
+		execvpe(prg_argv[0], prg_argv, prg_envp);
 		exit(EXIT_SUCCESS);
 	}
 
diff --git a/unit/test-dbus.c b/unit/test-dbus.c
index 67f0a7b..582847e 100644
--- a/unit/test-dbus.c
+++ b/unit/test-dbus.c
@@ -45,7 +45,7 @@ static void start_dbus_daemon(void)
 	char *prg_envp[1];
 	pid_t pid;
 
-	prg_argv[0] = "/usr/bin/dbus-daemon";
+	prg_argv[0] = "dbus-daemon";
 	prg_argv[1] = "--nopidfile";
 	prg_argv[2] = "--nofork";
 	prg_argv[3] = "--config-file=" UNITDIR "dbus.conf";
@@ -62,7 +62,7 @@ static void start_dbus_daemon(void)
 	}
 
 	if (pid == 0) {
-		execve(prg_argv[0], prg_argv, prg_envp);
+		execvpe(prg_argv[0], prg_argv, prg_envp);
 		exit(EXIT_SUCCESS);
 	}
 
-- 
2.29.2