Rename thread compile flag. Move thread test program to tools/thread,

bmomjian · bmomjian · commit 227dd9b42702 · 2003-09-27T15:32:48.000Z
and improve tests.
diff --git a/configure b/configure
@@ -13292,7 +13292,7 @@ See the comment at the top of src/port/thread.c for more information.
 fi
 else
 # do not use values from template file
-THREAD_CFLAGS=
+THREAD_CPPFLAGS=
 THREAD_LIBS=
 fi
 
@@ -13312,7 +13312,7 @@ fi
 if test "$enable_thread_safety" = yes -a "$NEED_REENTRANT_FUNCS" = yes ; then
 _CFLAGS="$CFLAGS"
 _LIBS="$LIBS"
-CFLAGS="$CFLAGS $THREAD_CFLAGS"
+CFLAGS="$CFLAGS $THREAD_CPPFLAGS"
 LIBS="$LIBS $THREAD_LIBS"
 
 
@@ -18211,7 +18211,7 @@ s,@python_includespec@,$python_includespec,;t t
 s,@python_libspec@,$python_libspec,;t t
 s,@LIBOBJS@,$LIBOBJS,;t t
 s,@HAVE_IPV6@,$HAVE_IPV6,;t t
-s,@THREAD_CFLAGS@,$THREAD_CFLAGS,;t t
+s,@THREAD_CPPFLAGS@,$THREAD_CPPFLAGS,;t t
 s,@THREAD_LIBS@,$THREAD_LIBS,;t t
 s,@HAVE_POSIX_SIGNALS@,$HAVE_POSIX_SIGNALS,;t t
 s,@MSGFMT@,$MSGFMT,;t t
diff --git a/configure.in b/configure.in
@@ -1,5 +1,5 @@
 \dnl Process this file with autoconf to produce a configure script.
-dnl $Header: /cvsroot/pgsql/configure.in,v 1.290 2003/09/15 14:32:35 pgsql Exp $
+dnl $Header: /cvsroot/pgsql/configure.in,v 1.291 2003/09/27 15:32:47 momjian Exp $
 dnl
 dnl Developers, please strive to achieve this order:
 dnl
@@ -1013,10 +1013,10 @@ See the comment at the top of src/port/thread.c for more information.
 fi
 else
 # do not use values from template file
-THREAD_CFLAGS=
+THREAD_CPPFLAGS=
 THREAD_LIBS=
 fi
-AC_SUBST(THREAD_CFLAGS)
+AC_SUBST(THREAD_CPPFLAGS)
 AC_SUBST(THREAD_LIBS)
 
 
@@ -1033,7 +1033,7 @@ AC_SUBST(THREAD_LIBS)
 if test "$enable_thread_safety" = yes -a "$NEED_REENTRANT_FUNCS" = yes ; then
 _CFLAGS="$CFLAGS"
 _LIBS="$LIBS"
-CFLAGS="$CFLAGS $THREAD_CFLAGS"
+CFLAGS="$CFLAGS $THREAD_CPPFLAGS"
 LIBS="$LIBS $THREAD_LIBS"
 AC_CHECK_FUNCS([strerror_r getpwuid_r gethostbyname_r])
 CFLAGS="$_CFLAGS"
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
@@ -1,5 +1,5 @@
 # -*-makefile-*-
-# $Header: /cvsroot/pgsql/src/Makefile.global.in,v 1.168 2003/09/07 03:36:02 tgl Exp $
+# $Header: /cvsroot/pgsql/src/Makefile.global.in,v 1.169 2003/09/27 15:32:47 momjian Exp $
 
 #------------------------------------------------------------------------------
 # All PostgreSQL makefiles include this file and use the variables it sets,
@@ -150,7 +150,7 @@ TK_LIBS			= @TK_LIBS@
 TK_LIB_SPEC		= @TK_LIB_SPEC@
 TK_XINCLUDES		= @TK_XINCLUDES@
 
-THREAD_CFLAGS		= @THREAD_CFLAGS@
+THREAD_CPPFLAGS		= @THREAD_CPPFLAGS@
 THREAD_LIBS		= @THREAD_LIBS@
 
 have_docbook	= @have_docbook@
diff --git a/src/interfaces/ecpg/compatlib/Makefile b/src/interfaces/ecpg/compatlib/Makefile
@@ -4,7 +4,7 @@
 #
 # Copyright (c) 1994, Regents of the University of California
 #
-# $Header: /cvsroot/pgsql/src/interfaces/ecpg/compatlib/Makefile,v 1.8 2003/08/06 02:19:48 momjian Exp $
+# $Header: /cvsroot/pgsql/src/interfaces/ecpg/compatlib/Makefile,v 1.9 2003/09/27 15:32:47 momjian Exp $
 #
 #-------------------------------------------------------------------------
 
@@ -16,7 +16,7 @@ NAME= ecpg_compat
 SO_MAJOR_VERSION= 1
 SO_MINOR_VERSION= 0
 
-override CPPFLAGS := -I$(top_srcdir)/src/interfaces/ecpg/include -I$(libpq_srcdir) -I$(top_srcdir)/src/include/utils $(CPPFLAGS) $(THREAD_CFLAGS)
+override CPPFLAGS := -I$(top_srcdir)/src/interfaces/ecpg/include -I$(libpq_srcdir) -I$(top_srcdir)/src/include/utils $(CPPFLAGS) $(THREAD_CPPFLAGS)
 SHLIB_LINK = -L../pgtypeslib -lpgtypes -L../ecpglib -lecpg $(THREAD_LIBS)
 
 OBJS= informix.o
diff --git a/src/interfaces/ecpg/ecpglib/Makefile b/src/interfaces/ecpg/ecpglib/Makefile
@@ -4,7 +4,7 @@
 #
 # Copyright (c) 1994, Regents of the University of California
 #
-# $Header: /cvsroot/pgsql/src/interfaces/ecpg/ecpglib/Makefile,v 1.7 2003/08/01 16:18:04 petere Exp $
+# $Header: /cvsroot/pgsql/src/interfaces/ecpg/ecpglib/Makefile,v 1.8 2003/09/27 15:32:47 momjian Exp $
 #
 #-------------------------------------------------------------------------
 
@@ -16,7 +16,7 @@ NAME= ecpg
 SO_MAJOR_VERSION= 4
 SO_MINOR_VERSION= 0
 
-override CPPFLAGS := -I$(top_srcdir)/src/interfaces/ecpg/include -I$(libpq_srcdir) $(CPPFLAGS) $(THREAD_CFLAGS) 
+override CPPFLAGS := -I$(top_srcdir)/src/interfaces/ecpg/include -I$(libpq_srcdir) $(CPPFLAGS) $(THREAD_CPPFLAGS) 
 
 OBJS= execute.o typename.o descriptor.o data.o error.o prepare.o memory.o \
 	connect.o misc.o
diff --git a/src/interfaces/ecpg/pgtypeslib/Makefile b/src/interfaces/ecpg/pgtypeslib/Makefile
@@ -4,7 +4,7 @@
 #
 # Copyright (c) 1994, Regents of the University of California
 #
-# $Header: /cvsroot/pgsql/src/interfaces/ecpg/pgtypeslib/Makefile,v 1.11 2003/08/07 04:03:18 momjian Exp $
+# $Header: /cvsroot/pgsql/src/interfaces/ecpg/pgtypeslib/Makefile,v 1.12 2003/09/27 15:32:47 momjian Exp $
 #
 #-------------------------------------------------------------------------
 
@@ -16,7 +16,7 @@ NAME= pgtypes
 SO_MAJOR_VERSION= 1
 SO_MINOR_VERSION= 0
 
-override CPPFLAGS := -I$(top_srcdir)/src/interfaces/ecpg/include -I$(top_srcdir)/src/include/utils $(CPPFLAGS) $(THREAD_CFLAGS) -g
+override CPPFLAGS := -I$(top_srcdir)/src/interfaces/ecpg/include -I$(top_srcdir)/src/include/utils $(CPPFLAGS) $(THREAD_CPPFLAGS) -g
 SHLIB_LINK += -lm
 
 OBJS= numeric.o datetime.o common.o dt_common.o timestamp.o interval.o \
diff --git a/src/interfaces/ecpg/preproc/Makefile b/src/interfaces/ecpg/preproc/Makefile
@@ -1,4 +1,4 @@
-# $Header: /cvsroot/pgsql/src/interfaces/ecpg/preproc/Makefile,v 1.93 2003/08/06 02:19:51 momjian Exp $
+# $Header: /cvsroot/pgsql/src/interfaces/ecpg/preproc/Makefile,v 1.94 2003/09/27 15:32:48 momjian Exp $
 
 subdir = src/interfaces/ecpg/preproc
 top_builddir = ../../../..
@@ -8,7 +8,7 @@ MAJOR_VERSION=3
 MINOR_VERSION=0
 PATCHLEVEL=0
 
-override CPPFLAGS := -I$(srcdir)/../include -I$(srcdir) $(CPPFLAGS) $(THREAD_CFLAGS) \
+override CPPFLAGS := -I$(srcdir)/../include -I$(srcdir) $(CPPFLAGS) $(THREAD_CPPFLAGS) \
 	-DMAJOR_VERSION=$(MAJOR_VERSION) \
 	-DMINOR_VERSION=$(MINOR_VERSION) -DPATCHLEVEL=$(PATCHLEVEL) \
 	-DINCLUDE_PATH=\"$(includedir)\" 
diff --git a/src/interfaces/ecpg/test/Makefile b/src/interfaces/ecpg/test/Makefile
@@ -1,10 +1,10 @@
-# $Header: /cvsroot/pgsql/src/interfaces/ecpg/test/Makefile,v 1.40 2003/08/06 02:19:51 momjian Exp $
+# $Header: /cvsroot/pgsql/src/interfaces/ecpg/test/Makefile,v 1.41 2003/09/27 15:32:48 momjian Exp $
 
 subdir = src/interfaces/ecpg/test
 top_builddir = ../../../..
 include $(top_builddir)/src/Makefile.global
 
-override CPPFLAGS := -I$(srcdir)/../include -I$(libpq_srcdir) $(CPPFLAGS) $(THREAD_CFLAGS)
+override CPPFLAGS := -I$(srcdir)/../include -I$(libpq_srcdir) $(CPPFLAGS) $(THREAD_CPPFLAGS)
 
 ECPG = ../preproc/ecpg -I$(srcdir)/../include
 
diff --git a/src/interfaces/libpq/Makefile b/src/interfaces/libpq/Makefile
@@ -4,7 +4,7 @@
 #
 # Copyright (c) 1994, Regents of the University of California
 #
-# $Header: /cvsroot/pgsql/src/interfaces/libpq/Makefile,v 1.93 2003/09/07 03:43:57 momjian Exp $
+# $Header: /cvsroot/pgsql/src/interfaces/libpq/Makefile,v 1.94 2003/09/27 15:32:48 momjian Exp $
 #
 #-------------------------------------------------------------------------
 
@@ -18,7 +18,7 @@ NAME= pq
 SO_MAJOR_VERSION= 3
 SO_MINOR_VERSION= 1
 
-override CPPFLAGS := -I$(srcdir) $(CPPFLAGS) $(THREAD_CFLAGS) -DFRONTEND -DSYSCONFDIR='"$(sysconfdir)"'
+override CPPFLAGS := -I$(srcdir) $(CPPFLAGS) $(THREAD_CPPFLAGS) -DFRONTEND -DSYSCONFDIR='"$(sysconfdir)"'
 
 OBJS= fe-auth.o fe-connect.o fe-exec.o fe-misc.o fe-print.o fe-lobj.o \
       fe-protocol2.o fe-protocol3.o pqexpbuffer.o pqsignal.o fe-secure.o \
diff --git a/src/interfaces/libpq/fe-secure.c b/src/interfaces/libpq/fe-secure.c
@@ -11,7 +11,7 @@
  *
  *
  * IDENTIFICATION
- *	  $Header: /cvsroot/pgsql/src/interfaces/libpq/fe-secure.c,v 1.30 2003/09/05 02:08:36 momjian Exp $
+ *	  $Header: /cvsroot/pgsql/src/interfaces/libpq/fe-secure.c,v 1.31 2003/09/27 15:32:48 momjian Exp $
  *
  * NOTES
  *	  The client *requires* a valid server certificate.  Since
@@ -469,7 +469,13 @@ verify_peer(PGconn *conn)
 		struct hostent hpstr;
 		char		buf[BUFSIZ];
 		int			herrno = 0;
-
+		
+		/*
+		 *	Currently, pqGethostbyname() is used only on platforms that
+		 *	don't have getaddrinfo().  If you enable this function,
+		 *	you should convert the pqGethostbyname() function call to
+		 *	use getaddrinfo().
+		 */
 		pqGethostbyname(conn->peer_cn, &hpstr, buf, sizeof(buf),
 						&h, &herrno);
 	}
diff --git a/src/port/Makefile b/src/port/Makefile
@@ -7,7 +7,7 @@
 # with broken/missing library files.
 
 # IDENTIFICATION
-#    $Header: /cvsroot/pgsql/src/port/Makefile,v 1.6 2003/08/13 03:12:04 momjian Exp $
+#    $Header: /cvsroot/pgsql/src/port/Makefile,v 1.7 2003/09/27 15:32:48 momjian Exp $
 #
 #-------------------------------------------------------------------------
 
@@ -23,7 +23,7 @@ libpgport.a: $(LIBOBJS)
 	$(AR) crs $@ $^
 
 thread.o: thread.c
-	$(CC) $(CFLAGS) $(CPPFLAGS) $(THREAD_CFLAGS) -c $<
+	$(CC) $(CFLAGS) $(CPPFLAGS) $(THREAD_CPPFLAGS) -c $<
 
 clean distclean maintainer-clean:
 	rm -f libpgport.a $(LIBOBJS)
diff --git a/src/port/thread.c b/src/port/thread.c
@@ -7,7 +7,7 @@
  *
  * Portions Copyright (c) 1996-2003, PostgreSQL Global Development Group
  *
- * $Id: thread.c,v 1.8 2003/09/15 02:30:29 momjian Exp $
+ * $Id: thread.c,v 1.9 2003/09/27 15:32:48 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -165,7 +165,9 @@ pqGetpwuid(uid_t uid, struct passwd *resultbuf, char *buffer,
 /*
  * Wrapper around gethostbyname() or gethostbyname_r() to mimic
  * POSIX gethostbyname_r() behaviour, if it is not available or required.
+ * This function is called _only_ by our getaddinfo() portability function.
  */
+#ifndef HAVE_GETADDRINFO
 int
 pqGethostbyname(const char *name,
 				struct hostent *resultbuf,
@@ -213,7 +215,7 @@ pqGethostbyname(const char *name,
 		for (i = 0; (*result)->h_aliases[i]; i++, pointers++)
 			len += (*result)->h_length;
 
-		if (MAXALIGN(len) + pointers * sizeof(char *) + strlen((*result)->h_name) + 1 <= buflen)
+		if (pointers * sizeof(char *) + MAXALIGN(len) + strlen((*result)->h_name) + 1 <= buflen)
 		{
 			memcpy(resultbuf, *result, sizeof(struct hostent));
 
@@ -242,6 +244,7 @@ pqGethostbyname(const char *name,
 			pbuffer++;
 
 			/* Place at end for cleaner alignment */			
+			buffer = MAXALIGN(buffer);
 			strcpy(buffer, (*result)->h_name);
 			resultbuf->h_name = buffer;
 			buffer += strlen(resultbuf->h_name) + 1;
@@ -269,3 +272,4 @@ pqGethostbyname(const char *name,
 		return -1;
 #endif
 }
+#endif
diff --git a/src/template/bsdi b/src/template/bsdi
@@ -11,4 +11,4 @@ case $host_os in
 esac
 
 SUPPORTS_THREADS=yes
-NEED_REENTRANT_FUNCS=no	# verified 4.3 2003-09-03
+NEED_REENTRANT_FUNCS=no		# verified 4.3 2003-09-26
diff --git a/src/template/freebsd b/src/template/freebsd
@@ -7,9 +7,10 @@ esac
 SUPPORTS_THREADS=yes
 NEED_REENTRANT_FUNCS=yes 	# 4.8, 5.1  2003-09-12
 
+THREAD_CPPFLAGS="-D_THREAD_SAFE"
 case $host_os in
 		freebsd2*|freebsd3*|freebsd4*)
-			THREAD_CFLAGS="-pthread"
+			THREAD_LIBS="-pthread"
 			;;
 		*)
 			THREAD_LIBS="-lc_r"
diff --git a/src/template/linux b/src/template/linux
@@ -4,6 +4,6 @@ CPPFLAGS="-D_GNU_SOURCE"
 
 SUPPORTS_THREADS=yes
 NEED_REENTRANT_FUNCS=yes	# verified glibc 2.1 2003-09-03
-THREAD_CFLAGS="-D_REENTRANT -D_THREAD_SAFE -D_POSIX_PTHREAD_SEMANTICS"
+THREAD_CPPFLAGS="-D_REENTRANT -D_THREAD_SAFE -D_POSIX_PTHREAD_SEMANTICS"
 THREAD_LIBS="-lpthread"
 
diff --git a/src/template/osf b/src/template/osf
@@ -7,4 +7,4 @@ fi
 
 SUPPORTS_THREADS=yes
 NEED_REENTRANT_FUNCS=no		# 4.0 2003-09-13
-THREAD_CFLAGS="-pthread"
+THREAD_LIBS="-pthread"
diff --git a/src/template/solaris b/src/template/solaris
@@ -7,5 +7,5 @@ fi
 
 SUPPORTS_THREADS=yes
 NEED_REENTRANT_FUNCS=yes	# 5.6 2003-09-13
-THREAD_CFLAGS="-pthread"
+THREAD_LIBS="-pthread"
 
diff --git a/src/template/unixware b/src/template/unixware
@@ -1,14 +1,14 @@
 if test "$GCC" = yes; then
   CFLAGS=-O2
-  THREAD_CFLAGS="-pthread"
+  THREAD_CPPFLAGS="-pthread"
 else
 # the -Kno_host is temporary for a bug in the compiler.  See -hackers
 # discussion on 7-8/Aug/2003.
 # when the 7.1.3UP3 or later compiler is out, we can do a version check.
   CFLAGS='-O -Kinline,no_host'
-  THREAD_CFLAGS="-K pthread"
+  THREAD_CPPFLAGS="-K pthread"
 fi
 
 SUPPORTS_THREADS=yes
 NEED_REENTRANT_FUNCS=no		# verified 7.1.3 2003-09-03
-THREAD_CFLAGS="$THREAD_CFLAGS -D_REENTRANT"
+THREAD_CPPFLAGS="$THREAD_CPPFLAGS -D_REENTRANT"
diff --git a/src/tools/thread/Makefile b/src/tools/thread/Makefile
@@ -0,0 +1,25 @@
+#-------------------------------------------------------------------------
+#
+# Makefile for tools/thread
+#
+# Copyright (C) 2003 by PostgreSQL Global Development Team
+#
+# $Header: /cvsroot/pgsql/src/tools/thread/Attic/Makefile,v 1.1 2003/09/27 15:32:48 momjian Exp $
+#
+#-------------------------------------------------------------------------
+
+subdir = tools/thread
+top_builddir = ../../..
+include $(top_builddir)/src/Makefile.global
+
+override CFLAGS += $(THREAD_CPPFLAGS)
+
+LDFLAGS += $(THREAD_LIBS)
+
+all: thread_test
+
+thread_test: thread_test.o
+	$(CC) $(CFLAGS) $(LDFLAGS) $^ $(LIBS) -o $@
+
+clean distclean maintainer-clean:
+	rm -f thread_test$(X) thread_test.o
diff --git a/src/tools/thread/README b/src/tools/thread/README
@@ -0,0 +1,8 @@
+This program should be run by developers wishing to enable threading on
+new platforms.
+
+Run thread_test program to determine if your native libc functions are
+thread-safe, or if we should use *_r functions or thread locking.
+
+Make sure you have added any needed 'THREAD_CPPFLAGS' and 'THREAD_LIBS'
+defines to your template/${port} file before compiling this program.
diff --git a/src/tools/thread/thread_test.c b/src/tools/thread/thread_test.c

Original file line number	Diff line number	Diff line change
`@@ -4,7 +4,7 @@`
`4`	`4`	`#`
`5`	`5`	`# Copyright (c) 1994, Regents of the University of California`
`6`	`6`	`#`
`7`		`-# $Header: /cvsroot/pgsql/src/interfaces/ecpg/compatlib/Makefile,v 1.8 2003/08/06 02:19:48 momjian Exp $`
	`7`	`+# $Header: /cvsroot/pgsql/src/interfaces/ecpg/compatlib/Makefile,v 1.9 2003/09/27 15:32:47 momjian Exp $`
`8`	`8`	`#`
`9`	`9`	`#-------------------------------------------------------------------------`
`10`	`10`
`@@ -16,7 +16,7 @@ NAME= ecpg_compat`
`16`	`16`	`SO_MAJOR_VERSION= 1`
`17`	`17`	`SO_MINOR_VERSION= 0`
`18`	`18`
`19`		`-override CPPFLAGS := -I$(top_srcdir)/src/interfaces/ecpg/include -I$(libpq_srcdir) -I$(top_srcdir)/src/include/utils $(CPPFLAGS) $(THREAD_CFLAGS)`
	`19`	`+override CPPFLAGS := -I$(top_srcdir)/src/interfaces/ecpg/include -I$(libpq_srcdir) -I$(top_srcdir)/src/include/utils $(CPPFLAGS) $(THREAD_CPPFLAGS)`
`20`	`20`	`SHLIB_LINK = -L../pgtypeslib -lpgtypes -L../ecpglib -lecpg $(THREAD_LIBS)`
`21`	`21`
`22`	`22`	`OBJS= informix.o`
Original file line number	Diff line number	Diff line change
`@@ -11,7 +11,7 @@`
`11`	`11`	`*`
`12`	`12`	`*`
`13`	`13`	`* IDENTIFICATION`
`14`		`- * $Header: /cvsroot/pgsql/src/interfaces/libpq/fe-secure.c,v 1.30 2003/09/05 02:08:36 momjian Exp $`
	`14`	`+ * $Header: /cvsroot/pgsql/src/interfaces/libpq/fe-secure.c,v 1.31 2003/09/27 15:32:48 momjian Exp $`
`15`	`15`	`*`
`16`	`16`	`* NOTES`
`17`	`17`	`* The client requires a valid server certificate. Since`
`@@ -469,7 +469,13 @@ verify_peer(PGconn *conn)`
`469`	`469`	`struct hostent hpstr;`
`470`	`470`	`char buf[BUFSIZ];`
`471`	`471`	`int herrno = 0;`
`472`		`-`
	`472`	`+`
	`473`	`+ /*`
	`474`	`+ * Currently, pqGethostbyname() is used only on platforms that`
	`475`	`+ * don't have getaddrinfo(). If you enable this function,`
	`476`	`+ * you should convert the pqGethostbyname() function call to`
	`477`	`+ * use getaddrinfo().`
	`478`	`+ */`
`473`	`479`	`pqGethostbyname(conn->peer_cn, &hpstr, buf, sizeof(buf),`
`474`	`480`	`&h, &herrno);`
`475`	`481`	`}`