PSARC 2006/162 Extended FILE space for 32-bit Solaris processes

1085341 32-bit stdio routines should support file descriptors >255
6369408 fflush(NULL); will corrupt data written on files in multithreaded apps

11 files changed, 502 insertions, 0 deletions

diff --git a/usr/src/lib/extendedFILE/Makefile b/usr/src/lib/extendedFILE/Makefile
new file mode 100644
index 0000000000..714a9f062b
--- /dev/null
+++ b/usr/src/lib/extendedFILE/Makefile
@@ -0,0 +1,48 @@
+#
+# CDDL HEADER START
+#
+# The contents of this file are subject to the terms of the
+# Common Development and Distribution License (the "License").
+# You may not use this file except in compliance with the License.
+#
+# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+# or http://www.opensolaris.org/os/licensing.
+# See the License for the specific language governing permissions
+# and limitations under the License.
+#
+# When distributing Covered Code, include this CDDL HEADER in each
+# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+# If applicable, add the following below this CDDL HEADER, with the
+# fields enclosed by brackets "[]" replaced with your own identifying
+# information: Portions Copyright [yyyy] [name of copyright owner]
+#
+# CDDL HEADER END
+#
+#
+# Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+# Use is subject to license terms.
+#
+#ident	"%Z%%M%	%I%	%E% SMI"
+#
+# lib/extendedFILE/Makefile
+
+include	../Makefile.lib
+
+SUBDIRS=	spec .WAIT $(MACH)
+
+LIBRARY=	extendedFILE.a
+
+all :=		TARGET= all
+install :=	TARGET= install
+clean :=	TARGET= clean
+clobber :=	TARGET= clobber
+lint :=		TARGET= lint
+
+.KEEP_STATE:
+
+all install clean clobber lint: $(SUBDIRS)
+
+$(SUBDIRS):	FRC
+	@cd $@; pwd; $(MAKE) $(TARGET)
+
+FRC:
diff --git a/usr/src/lib/extendedFILE/Makefile.com b/usr/src/lib/extendedFILE/Makefile.com
new file mode 100644
index 0000000000..cc9da90fcf
--- /dev/null
+++ b/usr/src/lib/extendedFILE/Makefile.com
@@ -0,0 +1,67 @@
+#
+# CDDL HEADER START
+#
+# The contents of this file are subject to the terms of the
+# Common Development and Distribution License (the "License").
+# You may not use this file except in compliance with the License.
+#
+# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+# or http://www.opensolaris.org/os/licensing.
+# See the License for the specific language governing permissions
+# and limitations under the License.
+#
+# When distributing Covered Code, include this CDDL HEADER in each
+# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+# If applicable, add the following below this CDDL HEADER, with the
+# fields enclosed by brackets "[]" replaced with your own identifying
+# information: Portions Copyright [yyyy] [name of copyright owner]
+#
+# CDDL HEADER END
+#
+#
+# Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+# Use is subject to license terms.
+#
+# ident	"%Z%%M%	%I%	%E% SMI"
+#
+# lib/extendedFILE/Makefile.com
+
+LIBRARY = extendedFILE.a
+VERS = .1
+
+OBJECTS = extendedFILE.o
+
+# include library definitions
+include ../../Makefile.lib
+
+MAPFILE = $(MAPDIR)/mapfile
+CLOBBERFILES +=	$(MAPFILE)
+
+SRCS = $(OBJECTS:%.o=../common/%.c)
+
+LIBS = $(DYNLIB)
+LDLIBS += -lc
+CFLAGS += $(CCVERBOSE)
+CPPFLAGS += -D_REENTRANT -I../common
+DYNFLAGS += -M$(MAPFILE) $(ZINTERPOSE)
+
+CPPFLAGS += -I../../common/inc
+
+.KEEP_STATE:
+
+all: $(LIBS)
+
+lint:
+	$(LINT.c) $(SRCS) $(LDLIBS)
+
+$(DYNLIB): $(MAPFILE)
+
+$(MAPFILE):
+	@cd $(MAPDIR); $(MAKE) mapfile
+
+# include library targets
+include ../../Makefile.targ
+
+pics/%.o: ../common/%.c
+	$(COMPILE.c) -o $@ $<
+	$(POST_PROCESS_O)
diff --git a/usr/src/lib/extendedFILE/common/extendedFILE.c b/usr/src/lib/extendedFILE/common/extendedFILE.c
new file mode 100644
index 0000000000..b3f4fc6721
--- /dev/null
+++ b/usr/src/lib/extendedFILE/common/extendedFILE.c
@@ -0,0 +1,90 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+
+/*
+ * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+#include "c_synonyms.h"
+#include <sys/types.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <limits.h>
+#include <signal.h>
+#include <stdio.h>
+#include <stdio_ext.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#define	_FILE_FD_MAX 255
+
+/*
+ * This 32-bit only preloadable library enables extended fd FILE's.
+ */
+
+#pragma	init(init_STDIO_bad_fd)
+
+void
+init_STDIO_bad_fd(void)
+{
+	int action = -1;	/* default signal */
+	int closed_fd = -1;	/* default fd */
+	char *ptr;
+	int signal;
+	int retval;
+
+	/*
+	 * user specified badfd
+	 */
+	if ((ptr = getenv("_STDIO_BADFD")) != NULL) {
+		closed_fd = atoi(ptr);
+		if (closed_fd < 3 || closed_fd > _FILE_FD_MAX) {
+			(void) fprintf(stderr, "File descriptor must be"
+			    " in the range 3-%d inclusive.\n", _FILE_FD_MAX);
+			exit(1);
+		}
+	}
+
+	/*
+	 * user specified action
+	 */
+	if ((ptr = getenv("_STDIO_BADFD_SIGNAL")) != NULL) {
+		/* accept numbers or symbolic names */
+		if (strncmp(ptr, "SIG", 3) == 0)	/* begins with "SIG"? */
+			ptr = ptr + 3;
+		retval = str2sig(ptr, &signal);
+		if (retval == -1) {
+			(void) fprintf(stderr,
+			    "Invalid signal name or number.\n");
+			exit(1);
+		}
+		action = signal;
+	}
+
+	if ((closed_fd = enable_extended_FILE_stdio(closed_fd, action)) == -1) {
+		perror("enable_extended_FILE_stdio(3C)");
+		exit(1);
+	}
+}
diff --git a/usr/src/lib/extendedFILE/i386/Makefile b/usr/src/lib/extendedFILE/i386/Makefile
new file mode 100644
index 0000000000..85f8644b6f
--- /dev/null
+++ b/usr/src/lib/extendedFILE/i386/Makefile
@@ -0,0 +1,34 @@
+#
+# CDDL HEADER START
+#
+# The contents of this file are subject to the terms of the
+# Common Development and Distribution License (the "License").
+# You may not use this file except in compliance with the License.
+#
+# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+# or http://www.opensolaris.org/os/licensing.
+# See the License for the specific language governing permissions
+# and limitations under the License.
+#
+# When distributing Covered Code, include this CDDL HEADER in each
+# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+# If applicable, add the following below this CDDL HEADER, with the
+# fields enclosed by brackets "[]" replaced with your own identifying
+# information: Portions Copyright [yyyy] [name of copyright owner]
+#
+# CDDL HEADER END
+#
+#
+# Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+# Use is subject to license terms.
+#
+#ident	"%Z%%M%	%I%	%E% SMI"
+#
+# lib/extendedFILE/i386/Makefile
+
+MAPDIR=	../spec/i386
+include ../Makefile.com
+
+.KEEP_STATE:
+
+install: all $(ROOTLIBS)
diff --git a/usr/src/lib/extendedFILE/sparc/Makefile b/usr/src/lib/extendedFILE/sparc/Makefile
new file mode 100644
index 0000000000..ec425e3705
--- /dev/null
+++ b/usr/src/lib/extendedFILE/sparc/Makefile
@@ -0,0 +1,34 @@
+#
+# CDDL HEADER START
+#
+# The contents of this file are subject to the terms of the
+# Common Development and Distribution License (the "License").
+# You may not use this file except in compliance with the License.
+#
+# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+# or http://www.opensolaris.org/os/licensing.
+# See the License for the specific language governing permissions
+# and limitations under the License.
+#
+# When distributing Covered Code, include this CDDL HEADER in each
+# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+# If applicable, add the following below this CDDL HEADER, with the
+# fields enclosed by brackets "[]" replaced with your own identifying
+# information: Portions Copyright [yyyy] [name of copyright owner]
+#
+# CDDL HEADER END
+#
+#
+# Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+# Use is subject to license terms.
+#
+#ident	"%Z%%M%	%I%	%E% SMI"
+#
+# lib/extendedFILE/sparc/Makefile
+
+MAPDIR=	../spec/sparc
+include ../Makefile.com
+
+.KEEP_STATE:
+
+install: all $(ROOTLIBS)
diff --git a/usr/src/lib/extendedFILE/spec/Makefile b/usr/src/lib/extendedFILE/spec/Makefile
new file mode 100644
index 0000000000..78ba8b1869
--- /dev/null
+++ b/usr/src/lib/extendedFILE/spec/Makefile
@@ -0,0 +1,59 @@
+#
+# CDDL HEADER START
+#
+# The contents of this file are subject to the terms of the
+# Common Development and Distribution License (the "License").
+# You may not use this file except in compliance with the License.
+#
+# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+# or http://www.opensolaris.org/os/licensing.
+# See the License for the specific language governing permissions
+# and limitations under the License.
+#
+# When distributing Covered Code, include this CDDL HEADER in each
+# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+# If applicable, add the following below this CDDL HEADER, with the
+# fields enclosed by brackets "[]" replaced with your own identifying
+# information: Portions Copyright [yyyy] [name of copyright owner]
+#
+# CDDL HEADER END
+#
+#
+# Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+# Use is subject to license terms.
+#
+# ident	"%Z%%M%	%I%	%E% SMI"
+#
+
+i386_ARCHITECTURES =	i386
+sparc_ARCHITECTURES =	sparc
+
+all		:=	TARGET= all
+install		:=	TARGET= install
+clean		:=	TARGET= clean
+clobber		:=	TARGET= clobber
+lint		:=	TARGET= lint
+
+.KEEP_STATE:
+
+all install clean clobber: $($(MACH)_ARCHITECTURES)
+
+$($(MACH)_ARCHITECTURES): FRC
+	@cd $@; pwd; $(MAKE) $(TARGET)
+
+#
+# This will make sure that any target not
+# explicitly defined will not break the build.
+#
+# XXX pmake on intel does not like the following rules
+# %: ignore_and_exit_quietly
+# ignore_and_exit_quietly:
+#
+# So here it is manually
+#
+IGNORE=		_msg catalog install_h delete \
+		package tcov debug private_h \
+		check analyse test dynamic lint
+$(IGNORE):
+
+FRC:
diff --git a/usr/src/lib/extendedFILE/spec/Makefile.targ b/usr/src/lib/extendedFILE/spec/Makefile.targ
new file mode 100644
index 0000000000..13900068e7
--- /dev/null
+++ b/usr/src/lib/extendedFILE/spec/Makefile.targ
@@ -0,0 +1,35 @@
+#
+# CDDL HEADER START
+#
+# The contents of this file are subject to the terms of the
+# Common Development and Distribution License (the "License").
+# You may not use this file except in compliance with the License.
+#
+# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+# or http://www.opensolaris.org/os/licensing.
+# See the License for the specific language governing permissions
+# and limitations under the License.
+#
+# When distributing Covered Code, include this CDDL HEADER in each
+# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+# If applicable, add the following below this CDDL HEADER, with the
+# fields enclosed by brackets "[]" replaced with your own identifying
+# information: Portions Copyright [yyyy] [name of copyright owner]
+#
+# CDDL HEADER END
+#
+#
+# Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+# Use is subject to license terms.
+#
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+#
+# lib/libplot/plot/spec/Makefile.targ
+
+LIBRARY	=	extendedFILE.a
+VERS	=	.1
+
+OBJECTS	=	extendedFILE.o
+
+TRANSCPP =
+SPECCPP =
diff --git a/usr/src/lib/extendedFILE/spec/extendedFILE.spec b/usr/src/lib/extendedFILE/spec/extendedFILE.spec
new file mode 100644
index 0000000000..b916eb9dd4
--- /dev/null
+++ b/usr/src/lib/extendedFILE/spec/extendedFILE.spec
@@ -0,0 +1,26 @@
+#
+# Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+# Use is subject to license terms.
+#
+# CDDL HEADER START
+#
+# The contents of this file are subject to the terms of the
+# Common Development and Distribution License (the "License").
+# You may not use this file except in compliance with the License.
+#
+# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+# or http://www.opensolaris.org/os/licensing.
+# See the License for the specific language governing permissions
+# and limitations under the License.
+#
+# When distributing Covered Code, include this CDDL HEADER in each
+# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+# If applicable, add the following below this CDDL HEADER, with the
+# fields enclosed by brackets "[]" replaced with your own identifying
+# information: Portions Copyright [yyyy] [name of copyright owner]
+#
+# CDDL HEADER END
+#
+# ident	"%Z%%M%	%I%	%E% SMI"
+#
+# lib/extendedFILE/spec/extendedFILE.spec
diff --git a/usr/src/lib/extendedFILE/spec/i386/Makefile b/usr/src/lib/extendedFILE/spec/i386/Makefile
new file mode 100644
index 0000000000..37a82ccaac
--- /dev/null
+++ b/usr/src/lib/extendedFILE/spec/i386/Makefile
@@ -0,0 +1,41 @@
+#
+# CDDL HEADER START
+#
+# The contents of this file are subject to the terms of the
+# Common Development and Distribution License (the "License").
+# You may not use this file except in compliance with the License.
+#
+# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+# or http://www.opensolaris.org/os/licensing.
+# See the License for the specific language governing permissions
+# and limitations under the License.
+#
+# When distributing Covered Code, include this CDDL HEADER in each
+# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+# If applicable, add the following below this CDDL HEADER, with the
+# fields enclosed by brackets "[]" replaced with your own identifying
+# information: Portions Copyright [yyyy] [name of copyright owner]
+#
+# CDDL HEADER END
+#
+#
+# Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+# Use is subject to license terms.
+#
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+#
+# lib/extendedFILE/spec/i386/Makefile
+
+include	../Makefile.targ
+
+# Add arch specific objects here
+OBJECTS	+=
+
+include	$(SRC)/lib/Makefile.lib
+
+# Uncomment the following if the linker complains
+#i386_C_PICFLAGS  = -K PIC
+
+include	$(SRC)/lib/Makefile.spec
+
+install: $(ROOTABILIB)
diff --git a/usr/src/lib/extendedFILE/spec/sparc/Makefile b/usr/src/lib/extendedFILE/spec/sparc/Makefile
new file mode 100644
index 0000000000..53fe30b98a
--- /dev/null
+++ b/usr/src/lib/extendedFILE/spec/sparc/Makefile
@@ -0,0 +1,43 @@
+#
+# CDDL HEADER START
+#
+# The contents of this file are subject to the terms of the
+# Common Development and Distribution License (the "License").
+# You may not use this file except in compliance with the License.
+#
+# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+# or http://www.opensolaris.org/os/licensing.
+# See the License for the specific language governing permissions
+# and limitations under the License.
+#
+# When distributing Covered Code, include this CDDL HEADER in each
+# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+# If applicable, add the following below this CDDL HEADER, with the
+# fields enclosed by brackets "[]" replaced with your own identifying
+# information: Portions Copyright [yyyy] [name of copyright owner]
+#
+# CDDL HEADER END
+#
+#
+# Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+# Use is subject to license terms.
+#
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+#
+# lib/extendedFILE/spec/sparc/Makefile
+
+.KEEP_STATE:
+
+include	../Makefile.targ
+
+# Add arch specific objects here
+OBJECTS	+=
+
+include	$(SRC)/lib/Makefile.lib
+
+# Uncomment the following if the linker complains
+#sparc_C_PICFLAGS  = -K PIC
+
+include	$(SRC)/lib/Makefile.spec
+
+install: $(ROOTABILIB)
diff --git a/usr/src/lib/extendedFILE/spec/versions b/usr/src/lib/extendedFILE/spec/versions
new file mode 100644
index 0000000000..7e4d533257
--- /dev/null
+++ b/usr/src/lib/extendedFILE/spec/versions
@@ -0,0 +1,25 @@
+#
+# Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+# Use is subject to license terms.
+#
+# CDDL HEADER START
+#
+# The contents of this file are subject to the terms of the
+# Common Development and Distribution License (the "License").
+# You may not use this file except in compliance with the License.
+#
+# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+# or http://www.opensolaris.org/os/licensing.
+# See the License for the specific language governing permissions
+# and limitations under the License.
+#
+# When distributing Covered Code, include this CDDL HEADER in each
+# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+# If applicable, add the following below this CDDL HEADER, with the
+# fields enclosed by brackets "[]" replaced with your own identifying
+# information: Portions Copyright [yyyy] [name of copyright owner]
+#
+# CDDL HEADER END
+#
+# ident	"%Z%%M%	%I%	%E% SMI"
+#