From 99003bc33fa71dfd91bafdbcc8b563f396d1bb52 Mon Sep 17 00:00:00 2001 From: Martin Pärtel Date: Tue, 3 Jul 2012 11:16:22 +0300 Subject: Made strerror() safe to use in DPRINTF. --- src/debug.h | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-) (limited to 'src/debug.h') diff --git a/src/debug.h b/src/debug.h index 1883101..661c299 100644 --- a/src/debug.h +++ b/src/debug.h @@ -1,5 +1,5 @@ /* - Copyright 2006,2007,2008 Martin Pärtel + Copyright 2006,2007,2008,2012 Martin Pärtel This file is part of bindfs. @@ -21,10 +21,20 @@ #define INC_BINDFS_DEBUG_H #include +#include +#include +#include + +/* Handier to lock and use strerror() than allocate buffer for strerror_r(). */ +extern pthread_mutex_t strerror_lock; #if BINDFS_DEBUG #include -#define DPRINTF(fmt, ...) fprintf(stderr, "DEBUG: " fmt "\n", __VA_ARGS__) +#define DPRINTF(fmt, ...) do { \ + pthread_mutex_lock(&strerror_lock); \ + fprintf(stderr, "DEBUG: " fmt "\n", __VA_ARGS__); \ + pthread_mutex_unlock(&strerror_lock); \ + } while (0) #else #define DPRINTF(...) #endif -- cgit v1.2.3