Add m_snprintf() that won't return negative

1 files changed, 2 insertions, 0 deletions

diff --git a/dbutil.h b/dbutil.h
index c2d384a..64af170 100644
--- a/dbutil.h
+++ b/dbutil.h
@@ -73,6 +73,8 @@ void m_close(int fd);
 void setnonblocking(int fd);
 void disallow_core(void);
 int m_str_to_uint(const char* str, unsigned int *val);
+/* The same as snprintf() but exits rather than returning negative */
+int m_snprintf(char *str, size_t size, const char *format, ...);
 
 /* Used to force mp_ints to be initialised */
 #define DEF_MP_INT(X) mp_int X = {0, 0, 0, NULL}