From 519e58fd779e2cda88da40af7d9442e92ab1cbd9 Mon Sep 17 00:00:00 2001
From: Amy Gale Ruth Bowersox <amy@erbosoft.com>
Date: Tue, 10 Dec 2019 12:55:32 -0700
Subject: [PATCH] fixed compile errors

---
 src/dc_screen.c  | 11 +++++++----
 src/devctxt.c    |  5 +++--
 src/ep_devctxt.c |  8 ++++----
 3 files changed, 14 insertions(+), 10 deletions(-)

diff --git a/src/dc_screen.c b/src/dc_screen.c
index 8e37e98..31b3197 100755
--- a/src/dc_screen.c
+++ b/src/dc_screen.c
@@ -1,3 +1,4 @@
+#include <stdlib.h>
 #include "fbinit.h"
 #include "devctxt.h"
 #include "dc_screen.h"
@@ -30,7 +31,7 @@ static inline UINT16 apply_rop2(INT32 op, UINT16 disp, UINT16 pen)
 	  return disp & (~pen);
 	case R2_NOTCOPYPEN:
 	  return ~pen;
-	case R2_MASKPENNOT;
+	case R2_MASKPENNOT:
 	  return (~disp) & pen;
 	case R2_NOT:
 	  return ~disp;
@@ -55,6 +56,7 @@ static inline UINT16 apply_rop2(INT32 op, UINT16 disp, UINT16 pen)
 	case R2_WHITE:
 	  return (UINT16)(-1);
   }
+  return pen; /* last ditch default */
 }
 
 static COLORREF screen_set_pixel(PVOID privdata, INT32 x, INT32 y, COLORREF color, INT32 op)
@@ -91,7 +93,7 @@ static BOOL screen_line(PVOID privdata, INT32 x1, INT32 y1, INT32 x2, INT32 y2,
 	}
 	loc = loc_from_coords(priv, x1, y1);
 	tmp = x1;
-	x1 << 16;
+	x1 <<= 16;
 	dx = (dx << 16) / dy;
 	while (y1 <= y2)
 	{
@@ -131,11 +133,12 @@ static BOOL screen_line(PVOID privdata, INT32 x1, INT32 y1, INT32 x2, INT32 y2,
 	  ++loc;
 	  if (tmp != (y1 >> 16))
 	  {
-	    loc += ((((y1 >> 16) - tmp) * priv->pix_per_row);
+	    loc += (((y1 >> 16) - tmp) * priv->pix_per_row);
 	    tmp = y1 >> 16;
 	  }
 	}
   }
+  return TRUE;
 }
 
 static const DCFUNTABLE screen_funtable = {
@@ -159,7 +162,7 @@ PDCTXT DC_CreateScreenContext(void)
   if (!priv)
     return NULL;
   priv->pix_per_row = Fb_Info->width;
-  priv->pdata = Pb_Ptr;
+  priv->pdata = Fb_Ptr;
   
   rc = _DC_Allocate(&screen_funtable, priv);
   if (rc)
diff --git a/src/devctxt.c b/src/devctxt.c
index df89755..83fc8ab 100755
--- a/src/devctxt.c
+++ b/src/devctxt.c
@@ -1,4 +1,5 @@
 #include <string.h>
+#include <stdlib.h>
 #include "gfxtype.h"
 #include "gfxobj.h"
 #include "devctxt.h"
@@ -41,7 +42,7 @@ static BOOL line_clip(PINT32 output, INT32 x1, INT32 y1, INT32 x2, INT32 y2, INT
 	  y2 = tmp;
 	  tmpb = outcode1;
 	  outcode1 = outcode2;
-	  outcode2 = tmp;
+	  outcode2 = tmpb;
 	}
 	if (outcode1 & 0x8)
 	{
@@ -102,7 +103,7 @@ COLORREF DC_SetPixel(PDCTXT pdctxt, INT32 x, INT32 y, COLORREF color)
 {
   if (!G_coords_in_rect(&(pdctxt->cliprect), x, y))
 	return (COLORREF)(-1);
-  return (*(pdctxt->funcs->set_pixel))(pdctxt->privdata, xm, y, colorref, pdctxt->rop2);
+  return (*(pdctxt->funcs->set_pixel))(pdctxt->privdata, x, y, color, pdctxt->rop2);
 }
 
 BOOL DC_LineTo(PDCTXT pdctxt, INT32 x, INT32 y)
diff --git a/src/ep_devctxt.c b/src/ep_devctxt.c
index f8b3069..ae05cdc 100755
--- a/src/ep_devctxt.c
+++ b/src/ep_devctxt.c
@@ -203,18 +203,18 @@ static void devctxt_dealloc(DevCtxtObject *self)
 
 static int devctxt_init(DevCtxtObject *self, PyObject *args, PyObject *kwds)
 {
-  static char *kwlist[] = { "type" }
+  static char *kwlist[] = { "type" };
   char *type;
   
   if (!PyArg_ParseTupleAndKeywords(args, kwds, "|s", kwlist, &type))
     return -1;
-  if (stricmp(type, "screen") == 0)
+  if (strcmp(type, "screen") == 0)
   {
     self->pdctxt = DC_CreateScreenContext();
 	if (!(self->pdctxt))
     {
 	  PyErr_SetString(PyExc_RuntimeError, "unable to create screen context");
-	  return -1
+	  return -1;
 	}
   }
   else
@@ -237,7 +237,7 @@ static PyTypeObject DevCtxtType = {
   .tp_dealloc = (destructor)devctxt_dealloc,
   .tp_methods = DevCtxtMethods,
   .tp_getset = DevCtxtProperties,
-}
+};
 
 HRESULT Epython_register_devctxt(PyObject *module)
 {