Make Win32 build use our port/snprintf.c routines, instead of depending

tglsfdc · tglsfdc · commit e0e7589169fb · 2005-12-06T02:29:04.000Z
on libintl which may or may not provide what we need.  Make a few marginal
cleanups to ensure this works.  Andrew Dunstan and Tom Lane.
diff --git a/configure b/configure
@@ -13893,7 +13893,11 @@ fi
 # also decide to use snprintf.c if snprintf() is present but does not
 # have all the features we need --- see below.
 
-pgac_need_repl_snprintf=no
+if test "$PORTNAME" = "win32"; then
+  # Win32 gets this built unconditionally
+  pgac_need_repl_snprintf=yes
+else
+  pgac_need_repl_snprintf=no
 
 for ac_func in snprintf
 do
@@ -14102,6 +14106,7 @@ else
 fi
 done
 
+fi
 
 
 # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
@@ -17151,14 +17156,8 @@ fi
 
 
 # Force use of our snprintf if system's doesn't do arg control
-# This feature is used by NLS
-if test "$enable_nls" = yes &&
-   test $pgac_need_repl_snprintf = no &&
-# On Win32, libintl replaces snprintf() with its own version that
-# understands arg control, so we don't need our own.  In fact, it
-# also uses macros that conflict with ours, so we _can't_ use
-# our own.
-   test "$PORTNAME" != "win32"; then
+# This feature is needed by NLS
+if test "$enable_nls" = yes -a "$pgac_need_repl_snprintf" = no; then
   echo "$as_me:$LINENO: checking whether printf supports argument control" >&5
 echo $ECHO_N "checking whether printf supports argument control... $ECHO_C" >&6
 if test "${pgac_cv_printf_arg_control+set}" = set; then
@@ -17645,7 +17644,7 @@ _ACEOF
 if test $pgac_need_repl_snprintf = yes; then
 
 cat >>confdefs.h <<\_ACEOF
-#define USE_SNPRINTF 1
+#define USE_REPL_SNPRINTF 1
 _ACEOF
 
   case $LIBOBJS in
diff --git a/configure.in b/configure.in
@@ -1,5 +1,5 @@
 dnl Process this file with autoconf to produce a configure script.
-dnl $PostgreSQL: pgsql/configure.in,v 1.433 2005/12/04 03:52:24 momjian Exp $
+dnl $PostgreSQL: pgsql/configure.in,v 1.434 2005/12/06 02:29:03 tgl Exp $
 dnl
 dnl Developers, please strive to achieve this order:
 dnl
@@ -857,9 +857,14 @@ fi
 # also decide to use snprintf.c if snprintf() is present but does not
 # have all the features we need --- see below.
 
-pgac_need_repl_snprintf=no
-AC_CHECK_FUNCS(snprintf, [], pgac_need_repl_snprintf=yes)
-AC_CHECK_FUNCS(vsnprintf, [], pgac_need_repl_snprintf=yes)
+if test "$PORTNAME" = "win32"; then
+  # Win32 gets this built unconditionally
+  pgac_need_repl_snprintf=yes
+else
+  pgac_need_repl_snprintf=no
+  AC_CHECK_FUNCS(snprintf, [], pgac_need_repl_snprintf=yes)
+  AC_CHECK_FUNCS(vsnprintf, [], pgac_need_repl_snprintf=yes)
+fi
 
 
 # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
@@ -1052,14 +1057,8 @@ AC_MSG_ERROR([[
 
 
 # Force use of our snprintf if system's doesn't do arg control
-# This feature is used by NLS
-if test "$enable_nls" = yes &&
-   test $pgac_need_repl_snprintf = no &&
-# On Win32, libintl replaces snprintf() with its own version that 
-# understands arg control, so we don't need our own.  In fact, it 
-# also uses macros that conflict with ours, so we _can't_ use
-# our own.
-   test "$PORTNAME" != "win32"; then
+# This feature is needed by NLS
+if test "$enable_nls" = yes -a "$pgac_need_repl_snprintf" = no; then
   PGAC_FUNC_PRINTF_ARG_CONTROL
   if test $pgac_cv_printf_arg_control != yes ; then
     pgac_need_repl_snprintf=yes
@@ -1134,7 +1133,7 @@ AC_DEFINE_UNQUOTED(UINT64_FORMAT, $UINT64_FORMAT,
 
 # Now we have checked all the reasons to replace snprintf
 if test $pgac_need_repl_snprintf = yes; then
-  AC_DEFINE(USE_SNPRINTF, 1, [Use replacement snprintf() functions.])
+  AC_DEFINE(USE_REPL_SNPRINTF, 1, [Use replacement snprintf() functions.])
   AC_LIBOBJ(snprintf)
 fi
 
diff --git a/src/include/c.h b/src/include/c.h
@@ -12,7 +12,7 @@
  * Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $PostgreSQL: pgsql/src/include/c.h,v 1.191 2005/11/17 22:14:54 tgl Exp $
+ * $PostgreSQL: pgsql/src/include/c.h,v 1.192 2005/12/06 02:29:03 tgl Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -101,9 +101,8 @@
 #endif
 
 /*
- *	These strings are to be translation via xgettext.  We can't
- *	call gettext() because it is located in variable initialization and
- *	a function call can not be used.
+ *	Use this to mark strings to be translated by gettext, in places where
+ *	you don't want an actual function call to occur (eg, constant tables).
  */
 #define gettext_noop(x) (x)
 
diff --git a/src/include/pg_config.h.in b/src/include/pg_config.h.in
@@ -640,7 +640,7 @@
 #undef USE_PAM
 
 /* Use replacement snprintf() functions. */
-#undef USE_SNPRINTF
+#undef USE_REPL_SNPRINTF
 
 /* Define to build with (Open)SSL support. (--with-openssl) */
 #undef USE_SSL
diff --git a/src/include/pg_config.h.win32 b/src/include/pg_config.h.win32
@@ -23,10 +23,6 @@
 #define HAVE_RANDOM
 #endif
 
-/* use _snprintf instead of snprintf */
-#define	HAVE_DECL_SNPRINTF 1
-#define snprintf	_snprintf
-
 /* defines for dynamic linking on Win32 platform */
 #ifdef __CYGWIN__
 
diff --git a/src/include/port.h b/src/include/port.h
@@ -6,7 +6,7 @@
  * Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $PostgreSQL: pgsql/src/include/port.h,v 1.84 2005/10/15 02:49:41 momjian Exp $
+ * $PostgreSQL: pgsql/src/include/port.h,v 1.85 2005/12/06 02:29:03 tgl Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -112,7 +112,8 @@ extern int	pg_strncasecmp(const char *s1, const char *s2, size_t n);
 extern unsigned char pg_toupper(unsigned char ch);
 extern unsigned char pg_tolower(unsigned char ch);
 
-#ifdef USE_SNPRINTF
+#ifdef USE_REPL_SNPRINTF
+
 extern int	pg_vsnprintf(char *str, size_t count, const char *fmt, va_list args);
 extern int
 pg_snprintf(char *str, size_t count, const char *fmt,...)
@@ -131,6 +132,26 @@ pg_printf(const char *fmt,...)
 /* This extension allows gcc to check the format string */
 __attribute__((format(printf, 1, 2)));
 
+/*
+ * Some versions of libintl try to replace printf and friends with macros;
+ * if we are doing likewise, make sure our versions win.
+ */
+#ifdef vsnprintf
+#undef vsnprintf
+#endif
+#ifdef snprintf
+#undef snprintf
+#endif
+#ifdef sprintf
+#undef sprintf
+#endif
+#ifdef fprintf
+#undef fprintf
+#endif
+#ifdef printf
+#undef printf
+#endif
+
 /*
  *	The GCC-specific code below prevents the __attribute__(... 'printf')
  *	above from being replaced, and this is required because gcc doesn't
@@ -149,7 +170,8 @@ __attribute__((format(printf, 1, 2)));
 #define fprintf			pg_fprintf
 #define printf			pg_printf
 #endif
-#endif
+
+#endif /* USE_REPL_SNPRINTF */
 
 /* Portable prompt handling */
 extern char *simple_prompt(const char *prompt, int maxlen, bool echo);
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
 #
-# $PostgreSQL: pgsql/src/interfaces/ecpg/ecpglib/Makefile,v 1.34 2005/11/30 12:49:49 meskes Exp $
+# $PostgreSQL: pgsql/src/interfaces/ecpg/ecpglib/Makefile,v 1.35 2005/12/06 02:29:04 tgl Exp $
 #
 #-------------------------------------------------------------------------
 
@@ -21,11 +21,12 @@ override CPPFLAGS := -DFRONTEND -I$(top_srcdir)/src/interfaces/ecpg/include \
 	-I$(libpq_srcdir) -I$(top_builddir)/src/port $(CPPFLAGS)
 override CFLAGS += $(PTHREAD_CFLAGS)
 
-# Need to recomple any libpgport object files
-LIBS := $(patsubst -lpgport,, $(LIBS))
+# Need to recompile any libpgport object files
+LIBS := $(filter-out -lpgport, $(LIBS))
 
 OBJS= execute.o typename.o descriptor.o data.o error.o prepare.o memory.o \
-	connect.o misc.o path.o exec.o
+	connect.o misc.o path.o exec.o \
+	$(filter snprintf.o, $(LIBOBJS))
 
 SHLIB_LINK = -L../pgtypeslib -lpgtypes $(libpq) \
 	$(filter -lintl -lssl -lcrypto -lkrb5 -lcrypt -lm, $(LIBS)) $(PTHREAD_LIBS)
@@ -45,10 +46,7 @@ include $(top_srcdir)/src/Makefile.shlib
 # necessarily use the same object files as the backend uses. Instead,
 # symlink the source files in here and build our own object file.
 
-path.c: % : $(top_srcdir)/src/port/%
-	rm -f $@ && $(LN_S) $< .
-
-exec.c: % : $(top_srcdir)/src/port/%
+path.c exec.c snprintf.c: % : $(top_srcdir)/src/port/%
 	rm -f $@ && $(LN_S) $< .
 
 path.o: path.c $(top_builddir)/src/port/pg_config_paths.h
@@ -64,7 +62,7 @@ installdirs:
 uninstall: uninstall-lib
 
 clean distclean maintainer-clean: clean-lib
-	rm -f $(OBJS) path.c exec.c
+	rm -f $(OBJS) path.c exec.c snprintf.c
 
 depend dep:
 	$(CC) -MM $(CFLAGS) *.c >depend
diff --git a/src/interfaces/libpq/win32.h b/src/interfaces/libpq/win32.h
@@ -16,9 +16,6 @@
 #define write(a,b,c) _write(a,b,c)
 #endif
 
-#define vsnprintf(a,b,c,d) _vsnprintf(a,b,c,d)
-#define snprintf _snprintf
-
 #undef EAGAIN					/* doesn't apply on sockets */
 #undef EINTR
 #define EINTR WSAEINTR
