merge from trunkprofile-stdlib

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/profile-stdlib@154052 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 118 insertions, 0 deletions

diff --git a/libgfortran/io/format.h b/libgfortran/io/format.h
new file mode 100644
index 00000000000..c338daa1950
--- /dev/null
+++ b/libgfortran/io/format.h
@@ -0,0 +1,118 @@
+/* Copyright (C) 2009
+   Free Software Foundation, Inc.
+   Contributed by Janne Blomqvist
+
+This file is part of the GNU Fortran runtime library (libgfortran).
+
+Libgfortran is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 3, or (at your option)
+any later version.
+
+Libgfortran is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+Under Section 7 of GPL version 3, you are granted additional
+permissions described in the GCC Runtime Library Exception, version
+3.1, as published by the Free Software Foundation.
+
+You should have received a copy of the GNU General Public License and
+a copy of the GCC Runtime Library Exception along with this program;
+see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+<http://www.gnu.org/licenses/>.  */
+
+#include "io.h"
+
+#ifndef GFOR_FORMAT_H
+#define GFOR_FORMAT_H
+
+/* Format tokens.  Only about half of these can be stored in the
+   format nodes.  */
+
+typedef enum
+{
+  FMT_NONE = 0, FMT_UNKNOWN, FMT_SIGNED_INT, FMT_ZERO, FMT_POSINT, FMT_PERIOD,
+  FMT_COMMA, FMT_COLON, FMT_SLASH, FMT_DOLLAR, FMT_T, FMT_TR, FMT_TL,
+  FMT_LPAREN, FMT_RPAREN, FMT_X, FMT_S, FMT_SS, FMT_SP, FMT_STRING,
+  FMT_BADSTRING, FMT_P, FMT_I, FMT_B, FMT_BN, FMT_BZ, FMT_O, FMT_Z, FMT_F,
+  FMT_E, FMT_EN, FMT_ES, FMT_G, FMT_L, FMT_A, FMT_D, FMT_H, FMT_END, FMT_DC,
+  FMT_DP, FMT_STAR, FMT_RC, FMT_RD, FMT_RN, FMT_RP, FMT_RU, FMT_RZ
+}
+format_token;
+
+
+/* Format nodes.  A format string is converted into a tree of these
+   structures, which is traversed as part of a data transfer statement.  */
+
+struct fnode
+{
+  format_token format;
+  int repeat;
+  struct fnode *next;
+  char *source;
+
+  union
+  {
+    struct
+    {
+      int w, d, e;
+    }
+    real;
+
+    struct
+    {
+      int length;
+      char *p;
+    }
+    string;
+
+    struct
+    {
+      int w, m;
+    }
+    integer;
+
+    int w;
+    int k;
+    int r;
+    int n;
+
+    struct fnode *child;
+  }
+  u;
+
+  /* Members for traversing the tree during data transfer.  */
+
+  int count;
+  struct fnode *current;
+
+};
+
+
+extern void parse_format (st_parameter_dt *);
+internal_proto(parse_format);
+
+extern const fnode *next_format (st_parameter_dt *);
+internal_proto(next_format);
+
+extern void unget_format (st_parameter_dt *, const fnode *);
+internal_proto(unget_format);
+
+extern void format_error (st_parameter_dt *, const fnode *, const char *);
+internal_proto(format_error);
+
+extern void free_format_data (struct format_data *);
+internal_proto(free_format_data);
+
+extern void free_format_hash_table (gfc_unit *);
+internal_proto(free_format_hash_table);
+
+extern void init_format_hash (st_parameter_dt *);
+internal_proto(init_format_hash);
+
+extern void free_format_hash (st_parameter_dt *);
+internal_proto(free_format_hash);
+
+#endif