From: Florian Forster <octo@leeloo.lan.home.verplant.org>
Date: Mon, 5 Apr 2010 14:22:30 +0000 (+0200)
Subject: Build system: Check for the "if_indextoname" function.
X-Git-Tag: collectd-4.10.0~23
X-Git-Url: https://git.verplant.org/?a=commitdiff_plain;h=b6d95bf9f5713c62286851c1782ac95b2eb2fa21;p=collectd.git

Build system: Check for the "if_indextoname" function.

Use this information rather than hard-coding "if Linux …"
---

diff --git a/configure.in b/configure.in
index b5ce7812..f3206cb6 100644
--- a/configure.in
+++ b/configure.in
@@ -477,7 +477,7 @@ AC_HEADER_TIME
 # Checks for library functions.
 #
 AC_PROG_GCC_TRADITIONAL
-AC_CHECK_FUNCS(gettimeofday select strdup strtol getaddrinfo getnameinfo strchr memcpy strstr strcmp strncmp strncpy strlen strncasecmp strcasecmp openlog closelog sysconf)
+AC_CHECK_FUNCS(gettimeofday select strdup strtol getaddrinfo getnameinfo strchr memcpy strstr strcmp strncmp strncpy strlen strncasecmp strcasecmp openlog closelog sysconf if_indextoname)
 
 AC_FUNC_STRERROR_R
 
diff --git a/src/network.c b/src/network.c
index 6d0381b7..9cb8c38e 100644
--- a/src/network.c
+++ b/src/network.c
@@ -1653,7 +1653,7 @@ static int network_set_interface (const sockent_t *se, const struct addrinfo *ai
 		}
 	}
 
-#if KERNEL_LINUX
+#if defined(HAVE_IF_INDEXTONAME) && HAVE_IF_INDEXTONAME && defined(SO_BINDTODEVICE)
 	if (se->interface != 0)
 	{
 		char interface_name[IFNAMSIZ];
@@ -1673,7 +1673,7 @@ static int network_set_interface (const sockent_t *se, const struct addrinfo *ai
 			return (-1);
 		}
 	}
-#endif
+#endif /* HAVE_IF_INDEXTONAME && SO_BINDTODEVICE */
 
 	return (0);
 } /* }}} network_set_interface */
@@ -1798,7 +1798,7 @@ static int network_bind_socket (int fd, const struct addrinfo *ai, const int int
 		}
 	}
 
-#if KERNEL_LINUX
+#if defined(HAVE_IF_INDEXTONAME) && HAVE_IF_INDEXTONAME && defined(SO_BINDTODEVICE)
 	/* if a specific interface was set, bind the socket to it. But to avoid
  	 * possible problems with multicast routing, only do that for non-multicast
 	 * addresses */
@@ -1821,7 +1821,7 @@ static int network_bind_socket (int fd, const struct addrinfo *ai, const int int
 			return (-1);
 		}
 	}
-#endif
+#endif /* HAVE_IF_INDEXTONAME && SO_BINDTODEVICE */
 
 	return (0);
 } /* int network_bind_socket */