* Solaris 2.8 compat

* C++ compat


git-svn-id: file:///home/lennart/svn/public/libasyncns/trunk@11 cc0fb855-19ed-0310-866e-8c1d96e4abae

3 files changed, 32 insertions, 3 deletions

diff --git a/libasyncns/Makefile.am b/libasyncns/Makefile.am
index 8568caf..b89e3a9 100644
--- a/libasyncns/Makefile.am
+++ b/libasyncns/Makefile.am
@@ -17,7 +17,7 @@
 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
 # USA.
 
-AM_CFLAGS=-D_GNU_SOURCE 
+AM_CFLAGS=-D_GNU_SOURCE -D__EXTENSIONS__ 
 
 lib_LTLIBRARIES=libasyncns.la
 libasyncns_la_SOURCES=asyncns.c asyncns.h
diff --git a/libasyncns/asyncns.c b/libasyncns/asyncns.c
index fd74133..6976256 100644
--- a/libasyncns/asyncns.c
+++ b/libasyncns/asyncns.c
@@ -121,6 +121,27 @@ typedef struct nameinfo_response {
     int ret;
 } nameinfo_response_t;
 
+#ifndef HAVE_STRNDUP
+
+static char *strndup(const char *s, size_t l) {
+    size_t a;
+    char *n;
+
+    a = strlen(s);
+    if (a > l)
+        a = l;
+
+    if (!(n = malloc(a+1)))
+        return NULL;
+
+    strncpy(n, s, a);
+    n[a] = 0;
+
+    return n;
+}
+
+#endif
+
 static int fd_nonblock(int fd) {
     int i;
     assert(fd >= 0);
@@ -301,7 +322,7 @@ static int worker(int in_fd, int out_fd) {
 #ifdef HAVE_SETRESUID            
             setresuid(pw->pw_uid, pw->pw_uid, pw->pw_uid);
 #elif HAVE_SETREUID
-            setuid(pw->pw_uid, pw->pw_uid);
+            setreuid(pw->pw_uid, pw->pw_uid);
 #else
             setuid(pw->pw_uid);
             seteuid(pw->pw_uid);
@@ -487,7 +508,7 @@ static void *unserialize_addrinfo(void *p, struct addrinfo **ret_ai, size_t *len
     struct addrinfo *ai;
     assert(p);
     assert(ret_ai);
-    assert(index);
+    assert(length);
 
     if (*length < sizeof(addrinfo_serialization_t))
         return NULL;
diff --git a/libasyncns/asyncns.h b/libasyncns/asyncns.h
index 6efcccc..ac5f789 100644
--- a/libasyncns/asyncns.h
+++ b/libasyncns/asyncns.h
@@ -44,6 +44,10 @@
 /** \example asyncns-test.c
  * An example program */
 
+#ifdef  __cplusplus
+extern "C" {
+#endif
+
 /** An opaque libasyncns session structure */
 typedef struct asyncns asyncns_t;
 
@@ -124,4 +128,8 @@ void asyncns_setuserdata(asyncns_t *asyncns, asyncns_query_t *q, void *userdata)
  * prior to this call it returns NULL. */
 void* asyncns_getuserdata(asyncns_t *asyncns, asyncns_query_t *q);
 
+#ifdef  __cplusplus
+}
+#endif
+    
 #endif