From 19cda406126b0012a5cd9509ada41795846732ef Mon Sep 17 00:00:00 2001
From: graham.gower <graham.gower@e8e0d7a0-c8d9-11dd-a880-a1081c7ac358>
Date: Sun, 15 Nov 2009 03:59:19 -0500
Subject: Cleanup gz_close().

 - Don't try to free() memory in a different process!
 - Move the function to a more appropriate file.
 - Fix error messages while here.

git-svn-id: http://opkg.googlecode.com/svn/trunk@305 e8e0d7a0-c8d9-11dd-a880-a1081c7ac358
---
(limited to 'libbb/gz_open.c')

diff --git a/libbb/gz_open.c b/libbb/gz_open.c
index dbaf3bb..0ed1417 100644
--- a/libbb/gz_open.c
+++ b/libbb/gz_open.c
@@ -34,11 +34,11 @@ extern FILE *gz_open(FILE *compressed_file, int *pid)
 	int unzip_pipe[2];
 
 	if (pipe(unzip_pipe)!=0) {
-		error_msg("pipe error");
+		perror_msg("%s: pipe: ", __FUNCTION__);
 		return(NULL);
 	}
 	if ((*pid = fork()) == -1) {
-		error_msg("fork failed");
+		perror_msg("%s: fork: ", __FUNCTION__);
 		return(NULL);
 	}
 	if (*pid==0) {
@@ -51,8 +51,16 @@ extern FILE *gz_open(FILE *compressed_file, int *pid)
 		exit(EXIT_SUCCESS);
 	}
 	close(unzip_pipe[1]);
-	if (unzip_pipe[0] == -1) {
-		error_msg("gzip stream init failed");
-	}
 	return(fdopen(unzip_pipe[0], "r"));
 }
+
+extern void gz_close(int gunzip_pid)
+{
+	if (kill(gunzip_pid, SIGTERM) == -1) {
+		perror_msg_and_die("%s: kill(gunzip_pid): ", __FUNCTION__);
+	}
+
+	if (waitpid(gunzip_pid, NULL, 0) == -1) {
+		perror_msg("%s wait: ", __FUNCTION__);
+	}
+}
--
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