From 70900ef16d38f9ebbfb33f98df9f35fd06acdc4e Mon Sep 17 00:00:00 2001
From: Robin Rowe <robin@cinepaint.org>
Date: Sun, 28 Oct 2018 22:36:18 -0700
Subject: [PATCH] Fixed poll.h *readerCount++ error reported by TankorSmash

---
 test/mman/mman_client.cpp | 16 ++--------------
 test/mman/mman_server.cpp |  6 +-----
 unistd/more/shm_more.h    | 24 ++++++++++++++++++++++++
 unistd/poll.h             |  8 ++++----
 4 files changed, 31 insertions(+), 23 deletions(-)
 create mode 100644 unistd/more/shm_more.h

diff --git a/test/mman/mman_client.cpp b/test/mman/mman_client.cpp
index c1db5d6..6dca223 100644
--- a/test/mman/mman_client.cpp
+++ b/test/mman/mman_client.cpp
@@ -10,25 +10,13 @@
 #include <unistd.h>
 #include <string.h>
 #include <assert.h>
-
-#ifndef _WIN32
-#define shm_close close
-#define shm_flush(fd) 
-
-int shm_size(int fd)
-{	struct stat sb;
-	fstat(fd, &sb);
-	off_t length = sb.st_size;
-	return int(length);
-}
-#endif
+#include <more/shm_more.h>
 
 int main(int argc, char **argv) 
 {	int oflags=O_RDWR;
-	int i;
 	char *name = "/mmanjunk";
 	int fd = shm_open(name, oflags, 0644 );
-	fprintf(stderr,"Shared Mem Descriptor: fd=%d\n", fd);
+	printf("Shared Mem Descriptor: fd=%d\n", fd);
 	assert (fd>0);
 	size_t length = shm_size(fd);
 	char* p = (char *) mmap(NULL, length, PROT_READ|PROT_WRITE, MAP_SHARED, fd, 0);
diff --git a/test/mman/mman_server.cpp b/test/mman/mman_server.cpp
index cc34b3d..bf7fc83 100644
--- a/test/mman/mman_server.cpp
+++ b/test/mman/mman_server.cpp
@@ -10,11 +10,7 @@
 #include <unistd.h>
 #include <string.h>
 #include <assert.h>
-
-#ifndef _WIN32
-#define shm_close close
-#define shm_ftruncate ftruncate
-#endif
+#include <more/shm_more.h>
 
 int main(int argc, char **argv) 
 {	int oflags=O_RDWR;
diff --git a/unistd/more/shm_more.h b/unistd/more/shm_more.h
new file mode 100644
index 0000000..16c1e36
--- /dev/null
+++ b/unistd/more/shm_more.h
@@ -0,0 +1,24 @@
+// unistd/more/shm_more.h
+// 2018/10/28 Robin.Rowe@CinePaint.org
+
+#ifndef shm_more_h
+#define shm_more_h
+
+#ifndef _WIN32
+
+#include <sys/stat.h>
+#include <fcntl.h>
+
+#define shm_close close
+#define shm_ftruncate ftruncate
+#define shm_flush(fd) 
+
+int shm_size(int fd)
+{	struct stat sb;
+	fstat(fd, &sb);
+	off_t length = sb.st_size;
+	return int(length);
+}
+#endif
+
+#endif
diff --git a/unistd/poll.h b/unistd/poll.h
index 9ee39a4..0dc9551 100644
--- a/unistd/poll.h
+++ b/unistd/poll.h
@@ -26,21 +26,21 @@ int poll(struct pollfd *fds, nfds_t nfds, int mille_timeout)
 	if(!fd)
 	{	return -1;
 	}
-	u_int* readerCount=&fd[0].fd_count;
+	u_int* const readerCount=&fd[0].fd_count;
 	*readerCount=0;
 	SOCKET* fdReader=fd[0].fd_array;
 	int writer=nfds;
-	u_int* writerCount=&fd[nfds].fd_count;
+	u_int* const writerCount=&fd[nfds].fd_count;
 	*writerCount=0;
 	SOCKET* fdWriter=fd[nfds].fd_array;
 	for(int i=0;i<nfds;i++)
 	{	if(fds[i].events & POLLIN)
 		{	fdReader[*readerCount]=fds[i].fd;
-			*readerCount++;
+			(*readerCount)++;
 		}
 		if(fds[i].events & POLLOUT)
 		{	fdWriter[*writerCount]=fds[i].fd;
-			*writerCount++;
+			(*writerCount)++;
 	}	}
 	fd_set fdExcept;
 	fdExcept.fd_count=0;