Properly detect /dev/null as raw device and do not set DIRECT flag on raw devices

1 files changed, 3 insertions, 3 deletions

diff --git a/sysinfo.c b/sysinfo.c
index 3805dcc..52354e7 100644
--- a/sysinfo.c
+++ b/sysinfo.c
@@ -48,7 +48,7 @@ static int compare_mem_table_structs(const void *a, const void *b){
   return strcmp(((const mem_table_struct*)a)->name,((const mem_table_struct*)b)->name);
 }
 
-size_t get_free_memory(void){
+size_t fastwriter_get_free_memory(void){
   char buf[4096];
   unsigned long kb_main_buffers, kb_main_cached, kb_main_free;
   char namebuf[16]; /* big enough to hold any row name */
@@ -92,7 +92,7 @@ nextline:
 }
 
 
-int get_file_fs(const char *fname, size_t size, char *fs) {
+int fastwriter_get_file_fs(const char *fname, size_t size, char *fs) {
   int err = 0;
   char buf[4096];
   char *fn;
@@ -115,7 +115,7 @@ int get_file_fs(const char *fname, size_t size, char *fs) {
   }
   
   if (!stat(fn, &st)) {
-    if (S_ISBLK(st.st_mode)) {
+    if (!S_ISREG(st.st_mode)) {
 	strcpy(fs, "raw");
 	goto clean;
     }