From e39ec70ef030fa4e7c2963e6bbb059a42490905d Mon Sep 17 00:00:00 2001
From: Ian Barwick <ian@2ndquadrant.com>
Date: Tue, 14 Apr 2015 20:21:54 +0900
Subject: [PATCH] Prevent compiler warnings with 9.0

PG_PRINTF_ATTRIBUTE was introduced with 9.1.
---
 log.h     |  6 ++++++
 strutil.c |  6 ++++++
 strutil.h | 14 ++++++++++++++
 3 files changed, 26 insertions(+)

diff --git a/log.h b/log.h
index 6faebf07..c73cc23a 100644
--- a/log.h
+++ b/log.h
@@ -25,9 +25,15 @@
 #define REPMGR_SYSLOG 1
 #define REPMGR_STDERR 2
 
+#if (PG_VERSION_NUM >= 90100)
 void
 stderr_log_with_level(const char *level_name, int level, const char *fmt,...)
 __attribute__((format(PG_PRINTF_ATTRIBUTE, 3, 4)));
+#else
+void
+stderr_log_with_level(const char *level_name, int level, const char *fmt,...)
+__attribute__((format(printf, 3, 4)));
+#endif
 
 /* Standard error logging */
 #define stderr_log_debug(...) stderr_log_with_level("DEBUG", LOG_DEBUG, __VA_ARGS__)
diff --git a/strutil.c b/strutil.c
index 018ec3b9..235a9c72 100644
--- a/strutil.c
+++ b/strutil.c
@@ -25,9 +25,15 @@
 #include "log.h"
 #include "strutil.h"
 
+#if (PG_VERSION_NUM >= 90100)
 static int
 xvsnprintf(char *str, size_t size, const char *format, va_list ap)
 __attribute__((format(PG_PRINTF_ATTRIBUTE, 3, 0)));
+#else
+static int
+xvsnprintf(char *str, size_t size, const char *format, va_list ap)
+__attribute__((format(printf, 3, 0)));
+#endif
 
 static int
 xvsnprintf(char *str, size_t size, const char *format, va_list ap)
diff --git a/strutil.h b/strutil.h
index 142f588b..3e53983e 100644
--- a/strutil.h
+++ b/strutil.h
@@ -31,6 +31,7 @@
 #define MAXCONNINFO		1024
 
 
+#if (PG_VERSION_NUM >= 90100)
 extern int
 xsnprintf(char *str, size_t size, const char *format,...)
 __attribute__((format(PG_PRINTF_ATTRIBUTE, 3, 4)));
@@ -42,5 +43,18 @@ __attribute__((format(PG_PRINTF_ATTRIBUTE, 2, 3)));
 extern int
 maxlen_snprintf(char *str, const char *format,...)
 __attribute__((format(PG_PRINTF_ATTRIBUTE, 2, 3)));
+#else
+extern int
+xsnprintf(char *str, size_t size, const char *format,...)
+__attribute__((format(printf, 3, 4)));
+
+extern int
+sqlquery_snprintf(char *str, const char *format,...)
+__attribute__((format(printf, 2, 3)));
+
+extern int
+maxlen_snprintf(char *str, const char *format,...)
+__attribute__((format(printf, 2, 3)));
+#endif
 
 #endif   /* _STRUTIL_H_ */