From 6f002f984f1d1ddfdae990582a423dc5263697ae Mon Sep 17 00:00:00 2001
From: David Rientjes <rientjes@google.com>
Date: Tue, 15 Aug 2006 10:40:06 -0700
Subject: use appropriate typedefs

Signed-off-by: David Rientjes <rientjes@google.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/fetch-clone.c b/fetch-clone.c
index 5e84c46..c5cf477 100644
--- a/fetch-clone.c
+++ b/fetch-clone.c
@@ -44,9 +44,8 @@ static int finish_pack(const char *pack_tmp_name, const char *me)
 
 	for (;;) {
 		int status, code;
-		int retval = waitpid(pid, &status, 0);
 
-		if (retval < 0) {
+		if (waitpid(pid, &status, 0) < 0) {
 			if (errno == EINTR)
 				continue;
 			error("waitpid failed (%s)", strerror(errno));
diff --git a/merge-index.c b/merge-index.c
index 0498a6f..a9c8cc1 100644
--- a/merge-index.c
+++ b/merge-index.c
@@ -11,7 +11,8 @@ static int err;
 
 static void run_program(void)
 {
-	int pid = fork(), status;
+	pid_t pid = fork();
+	int status;
 
 	if (pid < 0)
 		die("unable to fork");
diff --git a/run-command.c b/run-command.c
index ca67ee9..6190868 100644
--- a/run-command.c
+++ b/run-command.c
@@ -25,15 +25,15 @@ int run_command_v_opt(int argc, const char **argv, int flags)
 	}
 	for (;;) {
 		int status, code;
-		int retval = waitpid(pid, &status, 0);
+		pid_t waiting = waitpid(pid, &status, 0);
 
-		if (retval < 0) {
+		if (waiting < 0) {
 			if (errno == EINTR)
 				continue;
-			error("waitpid failed (%s)", strerror(retval));
+			error("waitpid failed (%s)", strerror(errno));
 			return -ERR_RUN_COMMAND_WAITPID;
 		}
-		if (retval != pid)
+		if (waiting != pid)
 			return -ERR_RUN_COMMAND_WAITPID_WRONG_PID;
 		if (WIFSIGNALED(status))
 			return -ERR_RUN_COMMAND_WAITPID_SIGNAL;
diff --git a/unpack-trees.c b/unpack-trees.c
index a20639b..e496d8c 100644
--- a/unpack-trees.c
+++ b/unpack-trees.c
@@ -278,7 +278,7 @@ static void unlink_entry(char *name)
 	}
 }
 
-static volatile int progress_update = 0;
+static volatile sig_atomic_t progress_update = 0;
 
 static void progress_interval(int signum)
 {
-- 
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