diff options
Diffstat (limited to 'ext/mysql/libmysql/mulalloc.c')
-rw-r--r-- | ext/mysql/libmysql/mulalloc.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/ext/mysql/libmysql/mulalloc.c b/ext/mysql/libmysql/mulalloc.c new file mode 100644 index 0000000000..88cfd33ef5 --- /dev/null +++ b/ext/mysql/libmysql/mulalloc.c @@ -0,0 +1,39 @@ +/* Copyright Abandoned 1996 TCX DataKonsult AB & Monty Program KB & Detron HB + This file is public domain and comes with NO WARRANTY of any kind */ + + /* Malloc many pointers at the same time */ + /* format myFlags,ptr,length,ptr,length ... until null ptr */ + +#include "mysys_priv.h" +#include <stdarg.h> + +gptr my_multi_malloc(myf myFlags, ...) +{ + va_list args; + char **ptr,*start,*res; + uint tot_length,length; + DBUG_ENTER("my_multi_malloc"); + + va_start(args,myFlags); + tot_length=0; + while ((ptr=va_arg(args, char **))) + { + length=va_arg(args,uint); + tot_length+=ALIGN_SIZE(length); + } + va_end(args); + + if (!(start=(char *) my_malloc(tot_length,myFlags))) + DBUG_RETURN(0); /* purecov: inspected */ + + va_start(args,myFlags); + res=start; + while ((ptr=va_arg(args, char **))) + { + *ptr=res; + length=va_arg(args,uint); + res+=ALIGN_SIZE(length); + } + va_end(args); + DBUG_RETURN((gptr) start); +} |