Fixes for building with MSVC.

ChangeLog

@@ -1,5 +1,10 @@
 2013-09-29  Paul Smith  <psmith@gnu.org>
 
+	* output.c: Guard unistd.h inclusion, add io.h.
+	* gnumake.h: Move GMK_EXPORT before the declarations.
+	* make_msvc_net2003.vcproj: Add missing files.
+	Changes for MSVC suggested by Gerte Hoogewerf <g.hoogewerf@gmail.com>
+
 	* function.c (func_shell_base) [EMX]: Fix EMX support for output-sync.
 	* job.c (child_execute_job) [EMX]: Ditto.
 	* job.h (child_execute_job) [EMX]: Ditto.

gnumake.h

@@ -38,17 +38,17 @@ typedef struct
 #endif
 
 /* Free memory returned by the gmk_expand() function.  */
-void GMK_EXPORT gmk_free (char *str);
+GMK_EXPORT void gmk_free (char *str);
 
 /* Allocate memory in GNU make's context.  */
-char * GMK_EXPORT gmk_alloc (unsigned int len);
+GMK_EXPORT char *gmk_alloc (unsigned int len);
 
 /* Run $(eval ...) on the provided string BUFFER.  */
-void GMK_EXPORT gmk_eval (const char *buffer, const gmk_floc *floc);
+GMK_EXPORT void gmk_eval (const char *buffer, const gmk_floc *floc);
 
 /* Run GNU make expansion on the provided string STR.
    Returns an allocated buffer that the caller must free with gmk_free().  */
-char * GMK_EXPORT gmk_expand (const char *str);
+GMK_EXPORT char *gmk_expand (const char *str);
 
 /* Register a new GNU make function NAME (maximum of 255 chars long).
    When the function is expanded in the makefile, FUNC will be invoked with
@@ -65,7 +65,7 @@ char * GMK_EXPORT gmk_expand (const char *str);
    If EXPAND_ARGS is 0, the arguments to the function will not be expanded
    before FUNC is called.  If EXPAND_ARGS is non-0, they will be expanded.
 */
-void GMK_EXPORT gmk_add_function (const char *name,
+GMK_EXPORT void gmk_add_function (const char *name,
                                   char *(*func)(const char *nm,
                                                 int argc, char **argv),
                                   int min_args, int max_args, int expand_args);

make_msvc_net2003.vcproj

@@ -171,6 +171,9 @@
 			<File
 				RelativePath=".\job.c">
 			</File>
+			<File
+				RelativePath=".\load.c">
+			</File>
 			<File
 				RelativePath=".\output.c">
 			</File>
@@ -210,6 +213,9 @@
 				<File
 					RelativePath=".\w32\compat\dirent.c">
 				</File>
+				<File
+					RelativePath=".\w32\compat\posixfcn.c">
+				</File>
 				<File
 					RelativePath=".\w32\subproc\misc.c">
 					<FileConfiguration

output.c

@@ -22,7 +22,10 @@ this program.  If not, see <http://www.gnu.org/licenses/>.  */
 #include <assert.h>
 #include <stdio.h>
 #include <stdarg.h>
-#include <unistd.h>
+
+#ifdef HAVE_UNISTD_H
+# include <unistd.h>
+#endif
 
 #ifdef HAVE_FCNTL_H
 # include <fcntl.h>
@@ -32,6 +35,7 @@ this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #ifdef WINDOWS32
 # include <windows.h>
+# include <io.h>
 # include "sub_proc.h"
 #endif /* WINDOWS32 */