Merge branch 'maint' into tj/imap-send-remove-unused

* maint: (18123 commits)
  documentation fix: git difftool uses diff tools, not merge tools.
  Git 1.7.7.4
  Makefile: add missing header file dependencies
  notes merge: eliminate OUTPUT macro
  mailmap: xcalloc mailmap_info
  name-rev --all: do not even attempt to describe non-commit object
  Git 1.7.7.3
  docs: Update install-doc-quick
  docs: don't mention --quiet or --exit-code in git-log(1)
  Git 1.7.7.2
  t7511: avoid use of reserved filename on Windows.
  clone: Quote user supplied path in a single quote pair
  read-cache.c: fix index memory allocation
  make the sample pre-commit hook script reject names with newlines, too
  Reindent closing bracket using tab instead of spaces
  Git 1.7.7.1
  RelNotes/1.7.7.1: setgid bit patch is about fixing "git init" via Makefile setting
  gitweb: fix regression when filtering out forks
  Almost ready for 1.7.7.1
  pack-objects: don't traverse objects unnecessarily
  ...

Conflicts:
	imap-send.c

1 files changed, 93 insertions, 0 deletions

diff --git a/t/t5100/patch0004 b/t/t5100/patch0004
new file mode 100644
index 0000000000..196458e44e
--- /dev/null
+++ b/t/t5100/patch0004
@@ -0,0 +1,93 @@
+diff --git a/connect.c b/connect.c
+--- a/connect.c
++++ b/connect.c
+@@ -96,42 +96,57 @@ static enum protocol get_protocol(const 
+ 	die("I don't handle protocol '%s'", name);
+ }
+ 
+-static void lookup_host(const char *host, struct sockaddr *in)
+-{
+-	struct addrinfo *res;
+-	int ret;
+-
+-	ret = getaddrinfo(host, NULL, NULL, &res);
+-	if (ret)
+-		die("Unable to look up %s (%s)", host, gai_strerror(ret));
+-	*in = *res->ai_addr;
+-	freeaddrinfo(res);
+-}
++#define STR_(s)	# s
++#define STR(s)	STR_(s)
+ 
+ static int git_tcp_connect(int fd[2], const char *prog, char *host, char *path)
+ {
+-	struct sockaddr addr;
+-	int port = DEFAULT_GIT_PORT, sockfd;
+-	char *colon;
+-
+-	colon = strchr(host, ':');
+-	if (colon) {
+-		char *end;
+-		unsigned long n = strtoul(colon+1, &end, 0);
+-		if (colon[1] && !*end) {
+-			*colon = 0;
+-			port = n;
++	int sockfd = -1;
++	char *colon, *end;
++	char *port = STR(DEFAULT_GIT_PORT);
++	struct addrinfo hints, *ai0, *ai;
++	int gai;
++
++	if (host[0] == '[') {
++		end = strchr(host + 1, ']');
++		if (end) {
++			*end = 0;
++			end++;
++			host++;
++		} else
++			end = host;
++	} else
++		end = host;
++	colon = strchr(end, ':');
++
++	if (colon)
++		port = colon + 1;
++
++	memset(&hints, 0, sizeof(hints));
++	hints.ai_socktype = SOCK_STREAM;
++	hints.ai_protocol = IPPROTO_TCP;
++
++	gai = getaddrinfo(host, port, &hints, &ai);
++	if (gai)
++		die("Unable to look up %s (%s)", host, gai_strerror(gai));
++
++	for (ai0 = ai; ai; ai = ai->ai_next) {
++		sockfd = socket(ai->ai_family, ai->ai_socktype, ai->ai_protocol);
++		if (sockfd < 0)
++			continue;
++		if (connect(sockfd, ai->ai_addr, ai->ai_addrlen) < 0) {
++			close(sockfd);
++			sockfd = -1;
++			continue;
+ 		}
++		break;
+ 	}
+ 
+-	lookup_host(host, &addr);
+-	((struct sockaddr_in *)&addr)->sin_port = htons(port);
++	freeaddrinfo(ai0);
+ 
+-	sockfd = socket(PF_INET, SOCK_STREAM, IPPROTO_IP);
+ 	if (sockfd < 0)
+ 		die("unable to create socket (%s)", strerror(errno));
+-	if (connect(sockfd, (void *)&addr, sizeof(addr)) < 0)
+-		die("unable to connect (%s)", strerror(errno));
++
+ 	fd[0] = sockfd;
+ 	fd[1] = sockfd;
+ 	packet_write(sockfd, "%s %s\n", prog, path);
+
+-- 
+YOSHIFUJI Hideaki @ USAGI Project  <yoshfuji@linux-ipv6.org>
+GPG-FP  : 9022 65EB 1ECF 3AD1 0BDF  80D8 4807 F894 E062 0EEA
+