src/tcp_subr.c

@@ -642,7 +642,7 @@ int tcp_emu(struct socket *so, struct mbuf *m)
                 }
                 NTOHS(n1);
                 NTOHS(n2);
-                m_inc(m, snprintf(NULL, 0, "%d,%d\r\n", n1, n2) + 1);
+                m_inc(m, g_snprintf(NULL, 0, "%d,%d\r\n", n1, n2) + 1);
                 m->m_len = slirp_fmt(m->m_data, M_ROOM(m), "%d,%d\r\n", n1, n2);
             } else {
                 *eol = '\r';

src/util.c

@@ -368,10 +368,10 @@ void slirp_pstrcpy(char *buf, int buf_size, const char *str)
 static int slirp_vsnprintf(char *str, size_t size,
                            const char *format, va_list args)
 {
-    int rv = vsnprintf(str, size, format, args);
+    int rv = g_vsnprintf(str, size, format, args);
 
     if (rv < 0) {
-        g_error("vsnprintf() failed: %s", g_strerror(errno));
+        g_error("g_vsnprintf() failed: %s", g_strerror(errno));
     }
 
     return rv;
@@ -393,7 +393,7 @@ int slirp_fmt(char *str, size_t size, const char *format, ...)
     va_end(args);
 
     if (rv > size) {
-        g_critical("vsnprintf() truncation");
+        g_critical("slirp_fmt() truncation");
     }
 
     return MIN(rv, size);
@@ -416,7 +416,7 @@ int slirp_fmt0(char *str, size_t size, const char *format, ...)
     va_end(args);
 
     if (rv >= size) {
-        g_critical("vsnprintf() truncation");
+        g_critical("slirp_fmt0() truncation");
         if (size > 0)
             str[size - 1] = '\0';
         rv = size;

src/util.h

@@ -24,6 +24,8 @@
 #ifndef UTIL_H_
 #define UTIL_H_
 
+#include <glib.h>
+
 #include <stdlib.h>
 #include <stdio.h>
 #include <assert.h>
@@ -181,7 +183,7 @@ static inline int slirp_socket_set_fast_reuse(int fd)
 
 void slirp_pstrcpy(char *buf, int buf_size, const char *str);
 
-int slirp_fmt(char *str, size_t size, const char *format, ...);
-int slirp_fmt0(char *str, size_t size, const char *format, ...);
+int slirp_fmt(char *str, size_t size, const char *format, ...) G_GNUC_PRINTF(3, 4);
+int slirp_fmt0(char *str, size_t size, const char *format, ...) G_GNUC_PRINTF(3, 4);
 
 #endif