replace tabs with spaces in various files

The affected files in this patch had inconsistent use of tabs vs. spaces
for indentation, and this patch eliminates the stray tabs.

Also, the opening brace of sigchld_hdl() in activate.c was moved so the
opening braces are consistent throughout the file.

1 files changed, 4 insertions, 5 deletions

diff --git a/src/activate/activate.c b/src/activate/activate.c
index 87526d47cc..83d25b13af 100644
--- a/src/activate/activate.c
+++ b/src/activate/activate.c
@@ -290,16 +290,15 @@ static int do_accept(const char* name, char **argv, char **envp, int fd) {
 }
 
 /* SIGCHLD handler. */
-static void sigchld_hdl(int sig, siginfo_t *t, void *data)
-{
+static void sigchld_hdl(int sig, siginfo_t *t, void *data) {
         log_info("Child %d died with code %d", t->si_pid, t->si_status);
-	/* Wait for a dead child. */
-	waitpid(t->si_pid, NULL, 0);
+        /* Wait for a dead child. */
+        waitpid(t->si_pid, NULL, 0);
 }
 
 static int install_chld_handler(void) {
         int r;
-	struct sigaction act;
+        struct sigaction act;
         zero(act);
         act.sa_flags = SA_SIGINFO;
         act.sa_sigaction = sigchld_hdl;