sim: nltvals: pull target open flags out into a dedicated source file

Like we just did for pulling out the errno & signal maps, pull out the
open flag map into a dedicated common file.  All newlib ports are using
the same map which makes it easy.

5 files changed, 87 insertions, 45 deletions

diff --git a/sim/common/Make-common.in b/sim/common/Make-common.in
index d6b34d5..e5c3484 100644
--- a/sim/common/Make-common.in
+++ b/sim/common/Make-common.in
@@ -232,6 +232,7 @@ COMMON_OBJS_NAMES = \
 	portability.o \
 	sim-load.o \
 	target-newlib-errno.o \
+	target-newlib-open.o \
 	target-newlib-signal.o \
 	version.o
 COMMON_OBJS = $(COMMON_OBJS_NAMES:%=../common/common_libcommon_a-%)
diff --git a/sim/common/gentmap.c b/sim/common/gentmap.c
index 2c7288b..4a55c29 100644
--- a/sim/common/gentmap.c
+++ b/sim/common/gentmap.c
@@ -16,13 +16,6 @@ static struct tdefs sys_tdefs[] = {
   { 0, 0 }
 };
 
-static struct tdefs open_tdefs[] = {
-#define open_defs
-#include "nltvals.def"
-#undef open_defs
-  { 0, 0 }
-};
-
 static void
 gen_targ_vals_h (void)
 {
@@ -51,7 +44,6 @@ gen_targ_map_c (void)
   printf ("/* This file is machine generated by gentmap.c.  */\n\n");
 
   printf ("#include \"defs.h\"\n");
-  printf ("#include <fcntl.h>\n");
   printf ("#include \"ansidecl.h\"\n");
   printf ("#include \"sim/callback.h\"\n");
   printf ("#include \"targ-vals.h\"\n");
@@ -68,18 +60,6 @@ gen_targ_map_c (void)
     }
   printf ("  { 0, -1, -1 }\n");
   printf ("};\n\n");
-
-  printf ("/* open flags mapping table */\n");
-  printf ("CB_TARGET_DEFS_MAP cb_init_open_map[] = {\n");
-  for (t = &open_tdefs[0]; t->symbol; ++t)
-    {
-      printf ("#define TARGET_%s 0x%x\n", t->symbol, t->value);
-      printf ("#ifdef %s\n", t->symbol);
-      printf ("  { \"%s\", %s, TARGET_%s },\n", t->symbol, t->symbol, t->symbol);
-      printf ("#endif\n");
-    }
-  printf ("  { 0, -1, -1 }\n");
-  printf ("};\n\n");
 }
 
 int
diff --git a/sim/common/local.mk b/sim/common/local.mk
index bf5eda0..fdbdca4 100644
--- a/sim/common/local.mk
+++ b/sim/common/local.mk
@@ -37,6 +37,7 @@ noinst_LIBRARIES += %D%/libcommon.a
 	%D%/portability.c \
 	%D%/sim-load.c \
 	%D%/target-newlib-errno.c \
+	%D%/target-newlib-open.c \
 	%D%/target-newlib-signal.c \
 	%D%/version.c
 
diff --git a/sim/common/nltvals.def b/sim/common/nltvals.def
index 6d44d03..54035ce 100644
--- a/sim/common/nltvals.def
+++ b/sim/common/nltvals.def
@@ -1,30 +1,5 @@
 /* Newlib/libgloss macro values needed by remote target support.  */
 /* This file is machine generated by gennltvals.py.  */
-#ifdef open_defs
-/* from fcntl.h */
-/* from sys/fcntl.h */
-/* from sys/_default_fcntl.h */
-/* begin open target macros */
- { "O_ACCMODE", (0|1|2) },
- { "O_APPEND", 0x0008 },
- { "O_CLOEXEC", 0x40000 },
- { "O_CREAT", 0x0200 },
- { "O_DIRECT", 0x80000 },
- { "O_DIRECTORY", 0x200000 },
- { "O_EXCL", 0x0800 },
- { "O_EXEC", 0x400000 },
- { "O_NOCTTY", 0x8000 },
- { "O_NOFOLLOW", 0x100000 },
- { "O_NONBLOCK", 0x4000 },
- { "O_RDONLY", 0 },
- { "O_RDWR", 2 },
- { "O_SEARCH", 0x400000 },
- { "O_SYNC", 0x2000 },
- { "O_TRUNC", 0x0400 },
- { "O_WRONLY", 1 },
-#undef open_defs
-/* end open target macros */
-#endif
 #ifdef NL_TARGET_cr16
 #ifdef sys_defs
 /* from syscall.h */
diff --git a/sim/common/target-newlib-open.c b/sim/common/target-newlib-open.c
new file mode 100644
index 0000000..8198109
--- /dev/null
+++ b/sim/common/target-newlib-open.c
@@ -0,0 +1,85 @@
+/* Target errno mappings for newlib/libgloss environment.
+   Copyright 1995-2021 Free Software Foundation, Inc.
+   Contributed by Mike Frysinger.
+
+   This file is part of simulators.
+
+   This program 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 of the License, or
+   (at your option) any later version.
+
+   This program 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.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+/* This must come before any other includes.  */
+#include "defs.h"
+
+#include <fcntl.h>
+
+#include "sim/callback.h"
+
+/* This file is kept up-to-date via the gennltvals.py script.  Do not edit
+   anything between the START & END comment blocks below.  */
+
+CB_TARGET_DEFS_MAP cb_init_open_map[] = {
+  /* gennltvals: START */
+#ifdef O_ACCMODE
+  { "O_ACCMODE", O_ACCMODE, (0|1|2) },
+#endif
+#ifdef O_APPEND
+  { "O_APPEND", O_APPEND, 0x0008 },
+#endif
+#ifdef O_CLOEXEC
+  { "O_CLOEXEC", O_CLOEXEC, 0x40000 },
+#endif
+#ifdef O_CREAT
+  { "O_CREAT", O_CREAT, 0x0200 },
+#endif
+#ifdef O_DIRECT
+  { "O_DIRECT", O_DIRECT, 0x80000 },
+#endif
+#ifdef O_DIRECTORY
+  { "O_DIRECTORY", O_DIRECTORY, 0x200000 },
+#endif
+#ifdef O_EXCL
+  { "O_EXCL", O_EXCL, 0x0800 },
+#endif
+#ifdef O_EXEC
+  { "O_EXEC", O_EXEC, 0x400000 },
+#endif
+#ifdef O_NOCTTY
+  { "O_NOCTTY", O_NOCTTY, 0x8000 },
+#endif
+#ifdef O_NOFOLLOW
+  { "O_NOFOLLOW", O_NOFOLLOW, 0x100000 },
+#endif
+#ifdef O_NONBLOCK
+  { "O_NONBLOCK", O_NONBLOCK, 0x4000 },
+#endif
+#ifdef O_RDONLY
+  { "O_RDONLY", O_RDONLY, 0 },
+#endif
+#ifdef O_RDWR
+  { "O_RDWR", O_RDWR, 2 },
+#endif
+#ifdef O_SEARCH
+  { "O_SEARCH", O_SEARCH, 0x400000 },
+#endif
+#ifdef O_SYNC
+  { "O_SYNC", O_SYNC, 0x2000 },
+#endif
+#ifdef O_TRUNC
+  { "O_TRUNC", O_TRUNC, 0x0400 },
+#endif
+#ifdef O_WRONLY
+  { "O_WRONLY", O_WRONLY, 1 },
+#endif
+  /* gennltvals: END */
+  { NULL, -1, -1 },
+};