Create a C version of pg_config.

Andrew Dunstan

Author: bmomjian

src/bin/pg_config/Makefile

@@ -1,31 +1,29 @@
-# $PostgreSQL: pgsql/src/bin/pg_config/Makefile,v 1.7 2004/07/30 12:26:40 petere Exp $
+# $PostgreSQL: pgsql/src/bin/pg_config/Makefile,v 1.8 2004/08/01 06:56:38 momjian Exp $
 
 subdir = src/bin/pg_config
 top_builddir = ../../..
 include $(top_builddir)/src/Makefile.global
 
-all: pg_config
+OBJS=   pg_config.o exec.o
 
-pg_config: pg_config.sh $(top_builddir)/src/Makefile.global Makefile
-	sed -e 's,@bindir@,$(bindir),g' \
-	    -e 's,@includedir@,$(includedir),g' \
-	    -e 's,@includedir_server@,$(includedir_server),g' \
-	    -e 's,@libdir@,$(libdir),g' \
-	    -e 's,@pkglibdir@,$(pkglibdir),g' \
-	    -e 's,@pgxsdir@,$(pgxsdir),g' \
-	    -e "s|@configure@|$(configure_args)|g" \
-	    -e 's,@version@,$(VERSION),g' \
-	  $< >$@
-	chmod a+x $@
+override CPPFLAGS :=  -DFRONTEND -I$(libpq_srcdir) -DVAL_CONFIGURE="\"$(configure_args)\"" $(CPPFLAGS)
 
-install: all installdirs
-	$(INSTALL_SCRIPT) pg_config $(DESTDIR)$(bindir)/pg_config
+all: submake-libpgport pg_config
+
+exec.c: % : $(top_srcdir)/src/port/%
+	rm -f $@ && $(LN_S) $< .
 
+pg_config: $(OBJS)
+	$(CC) $(CFLAGS) $(OBJS) $(LDFLAGS) $(LIBS) -o $@$(X)
+
+install: all installdirs
+	$(INSTALL_SCRIPT) pg_config$(X) $(DESTDIR)$(bindir)/pg_config$(X)
+  
 installdirs:
 	$(mkinstalldirs) $(DESTDIR)$(bindir)
 
 uninstall:
 	rm -f $(DESTDIR)$(bindir)/pg_config
 
 clean distclean maintainer-clean:
-	rm -f pg_config
+	rm -f pg_config$(X) $(OBJS) exec.c

src/bin/pg_config/pg_config.sh

@@ -6,7 +6,7 @@
  * Portions Copyright (c) 1996-2003, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $PostgreSQL: pgsql/src/include/port.h,v 1.46 2004/08/01 06:19:24 momjian Exp $
+ * $PostgreSQL: pgsql/src/include/port.h,v 1.47 2004/08/01 06:56:39 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -44,6 +44,8 @@ extern void get_share_path(const char *my_exec_path, char *ret_path);
 extern void get_etc_path(const char *my_exec_path, char *ret_path);
 extern void get_include_path(const char *my_exec_path, char *ret_path);
 extern void get_pkginclude_path(const char *my_exec_path, char *ret_path);
+extern void get_includeserver_path(const char *my_exec_path, char *ret_path);
+extern void get_lib_path(const char *my_exec_path, char *ret_path);
 extern void get_pkglib_path(const char *my_exec_path, char *ret_path);
 extern void get_locale_path(const char *my_exec_path, char *ret_path);
 extern void set_pglocale_pgservice(const char *argv0, const char *app);

src/include/port.h

@@ -7,7 +7,7 @@
 # with broken/missing library files.
 
 # IDENTIFICATION
-#    $PostgreSQL: pgsql/src/port/Makefile,v 1.15 2004/05/30 14:07:47 momjian Exp $
+#    $PostgreSQL: pgsql/src/port/Makefile,v 1.16 2004/08/01 06:56:39 momjian Exp $
 #
 #-------------------------------------------------------------------------
 
@@ -35,6 +35,8 @@ pg_config_paths.h: $(top_builddir)/src/Makefile.global
 	echo "#define SYSCONFDIR \"$(sysconfdir)\"" >>$@
 	echo "#define INCLUDEDIR \"$(includedir)\"" >>$@
 	echo "#define PKGINCLUDEDIR \"$(pkgincludedir)\"" >>$@
+	echo "#define INCLUDEDIRSERVER \"$(includedir_server)\"" >>$@
+	echo "#define LIBDIR \"$(libdir)\"" >>$@
 	echo "#define PKGLIBDIR \"$(pkglibdir)\"" >>$@
 	echo "#define LOCALEDIR \"$(localedir)\"" >>$@
 

src/port/Makefile

@@ -8,7 +8,7 @@
  *
  *
  * IDENTIFICATION
- *	  $PostgreSQL: pgsql/src/port/path.c,v 1.25 2004/07/12 19:27:31 momjian Exp $
+ *	  $PostgreSQL: pgsql/src/port/path.c,v 1.26 2004/08/01 06:56:39 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -205,10 +205,42 @@ get_pkginclude_path(const char *my_exec_path, char *ret_path)
 
 
 
+/*
+ *	get_includeserver_path
+ */
+void
+get_includeserver_path(const char *my_exec_path, char *ret_path)
+{
+	const char *p;
+	
+	if ((p = relative_path(PGBINDIR, INCLUDEDIRSERVER)))
+		make_relative(my_exec_path, p, ret_path);
+	else
+		StrNCpy(ret_path, INCLUDEDIRSERVER, MAXPGPATH);
+	canonicalize_path(ret_path);
+}
+
+
+
+/*
+ *	get_lib_path
+ */
+void
+get_lib_path(const char *my_exec_path, char *ret_path)
+{
+	const char *p;
+	
+	if ((p = relative_path(PGBINDIR, LIBDIR)))
+		make_relative(my_exec_path, p, ret_path);
+	else
+		StrNCpy(ret_path, LIBDIR, MAXPGPATH);
+	canonicalize_path(ret_path);
+}
+
+
+
 /*
  *	get_pkglib_path
- *
- *	Return library path, either relative to /bin or hardcoded
  */
 void
 get_pkglib_path(const char *my_exec_path, char *ret_path)