From 15aada4fa214f5a54f84c0b885603a1701150a68 Mon Sep 17 00:00:00 2001
From: Ilia Alshanetsky <iliaa@php.net>
Date: Wed, 31 Dec 2008 14:33:41 +0000
Subject: [PATCH] MFB: Added gethostname() to return the current system host
 name.

---
 configure.in                   |  1 +
 ext/standard/basic_functions.c |  9 +++++++++
 ext/standard/dns.c             | 23 +++++++++++++++++++++++
 ext/standard/dns.h             |  4 ++++
 4 files changed, 37 insertions(+)

diff --git a/configure.in b/configure.in
index 861ef41cde..f0092397a6 100644
--- a/configure.in
+++ b/configure.in
@@ -575,6 +575,7 @@ getprotobyname \
 getprotobynumber \
 getservbyname \
 getservbyport \
+gethostname \
 getrusage \
 gettimeofday \
 gmtime_r \
diff --git a/ext/standard/basic_functions.c b/ext/standard/basic_functions.c
index baad256775..2ca8627689 100644
--- a/ext/standard/basic_functions.c
+++ b/ext/standard/basic_functions.c
@@ -980,6 +980,11 @@ ZEND_BEGIN_ARG_INFO(arginfo_gethostbynamel, 0)
 	ZEND_ARG_INFO(0, hostname)
 ZEND_END_ARG_INFO()
 
+#ifdef HAVE_GETHOSTNAME
+ZEND_BEGIN_ARG_INFO(arginfo_gethostname, 0)
+ZEND_END_ARG_INFO()
+#endif
+
 #if HAVE_RES_SEARCH && !(defined(__BEOS__)||defined(PHP_WIN32) || defined(NETWARE))
 ZEND_BEGIN_ARG_INFO_EX(arginfo_dns_check_record, 0, 0, 1)
 	ZEND_ARG_INFO(0, host)
@@ -3006,6 +3011,10 @@ const zend_function_entry basic_functions[] = { /* {{{ */
 	PHP_FE(gethostbyname,													arginfo_gethostbyname)
 	PHP_FE(gethostbynamel,													arginfo_gethostbynamel)
 
+#ifdef HAVE_GETHOSTNAME
+	PHP_FE(gethostname,													arginfo_gethostname)
+#endif
+
 #if HAVE_RES_SEARCH && !(defined(__BEOS__) || defined(PHP_WIN32) || defined(NETWARE))
 	PHP_FE(dns_check_record,												arginfo_dns_check_record)
 	PHP_FALIAS(checkdnsrr,			dns_check_record,						arginfo_dns_check_record)
diff --git a/ext/standard/dns.c b/ext/standard/dns.c
index 0967b1bd19..68db592597 100644
--- a/ext/standard/dns.c
+++ b/ext/standard/dns.c
@@ -107,6 +107,28 @@
 static char *php_gethostbyaddr(char *ip);
 static char *php_gethostbyname(char *name);
 
+#ifdef HAVE_GETHOSTNAME
+/* {{{ proto string gethostname()
+   Get the host name of the current machine */
+PHP_FUNCTION(gethostname)
+{
+	char buf[4096];
+
+	if (zend_parse_parameters_none() == FAILURE) {
+		WRONG_PARAM_COUNT;
+	}
+
+	if (gethostname(buf, sizeof(buf) - 1)) {
+		php_error_docref(NULL TSRMLS_CC, E_WARNING, "unable to fetch host [%d]: %s", errno, strerror(errno));
+		RETURN_FALSE;
+	}
+
+	RETURN_STRING(buf, 1);
+}
+/* }}} */
+#endif
+
+
 /* {{{ proto string gethostbyaddr(string ip_address) U
    Get the Internet host name corresponding to a given IP address */
 PHP_FUNCTION(gethostbyaddr)
@@ -134,6 +156,7 @@ PHP_FUNCTION(gethostbyaddr)
 }
 /* }}} */
 
+
 /* {{{ php_gethostbyaddr */
 static char *php_gethostbyaddr(char *ip)
 {
diff --git a/ext/standard/dns.h b/ext/standard/dns.h
index 38386879a1..3d1a1b21b9 100644
--- a/ext/standard/dns.h
+++ b/ext/standard/dns.h
@@ -31,6 +31,10 @@ PHP_FUNCTION(gethostbyaddr);
 PHP_FUNCTION(gethostbyname);
 PHP_FUNCTION(gethostbynamel);
 
+#ifdef HAVE_GETHOSTNAME
+PHP_FUNCTION(gethostname);
+#endif
+
 #if HAVE_RES_SEARCH && !(defined(__BEOS__)||defined(PHP_WIN32))
 
 PHP_FUNCTION(dns_check_record);
-- 
2.40.0