diff options
Diffstat (limited to 'erts/emulator/drivers/common/gzio.c')
-rw-r--r-- | erts/emulator/drivers/common/gzio.c | 22 |
1 files changed, 16 insertions, 6 deletions
diff --git a/erts/emulator/drivers/common/gzio.c b/erts/emulator/drivers/common/gzio.c index 653f3954b1..ef539f8f9b 100644 --- a/erts/emulator/drivers/common/gzio.c +++ b/erts/emulator/drivers/common/gzio.c @@ -20,6 +20,7 @@ #endif #include <ctype.h> #include "erl_driver.h" +#include "erl_efile.h" #include "sys.h" #ifdef __WIN32__ @@ -73,15 +74,15 @@ typedef struct gz_stream { int transparent; /* 1 if input file is not a .gz file */ char mode; /* 'w' or 'r' */ int position; /* Position (for seek) */ - int (*destroy)OF((struct gz_stream*)); /* Function to destroy + int (*destroy)(struct gz_stream*); /* Function to destroy * this structure. */ } gz_stream; -local ErtsGzFile gz_open OF((const char *path, const char *mode)); -local int get_byte OF((gz_stream *s)); -local void check_header OF((gz_stream *s)); -local int destroy OF((gz_stream *s)); -local uLong getLong OF((gz_stream *s)); +local ErtsGzFile gz_open (const char *path, const char *mode); +local int get_byte (gz_stream *s); +local void check_header (gz_stream *s); +local int destroy (gz_stream *s); +local uLong getLong (gz_stream *s); #ifdef UNIX /* @@ -597,6 +598,15 @@ erts_gzseek(ErtsGzFile file, int offset, int whence) int pos; gz_stream* s = (gz_stream *) file; + switch (whence) { + case EFILE_SEEK_SET: whence = SEEK_SET; break; + case EFILE_SEEK_CUR: whence = SEEK_CUR; break; + case EFILE_SEEK_END: whence = SEEK_END; break; + default: + errno = EINVAL; + return -1; + } + if (s == NULL) { errno = EINVAL; return -1; |