Pedantic compiler fixes (Sven Panne)

14 files changed, 44 insertions, 36 deletions

diff --git a/progs/demos/drawpix.c b/progs/demos/drawpix.c
index 222c8209c1..25d336ece6 100644
--- a/progs/demos/drawpix.c
+++ b/progs/demos/drawpix.c
@@ -1,4 +1,4 @@
-/* $Id: drawpix.c,v 1.7 2002/04/22 16:03:37 brianp Exp $ */
+/* $Id: drawpix.c,v 1.8 2002/07/12 15:54:02 brianp Exp $ */
 
 /*
  * glDrawPixels demo/test/benchmark
@@ -257,7 +257,7 @@ static void Init( GLboolean ciMode )
 
    if (ciMode) {
       /* Convert RGB image to grayscale */
-      GLubyte *indexImage = malloc( ImgWidth * ImgHeight );
+      GLubyte *indexImage = (GLubyte *) malloc( ImgWidth * ImgHeight );
       GLint i;
       for (i=0; i<ImgWidth*ImgHeight; i++) {
          int gray = Image[i*3] + Image[i*3+1] + Image[i*3+2];
diff --git a/progs/demos/fire.c b/progs/demos/fire.c
index e4492cbc16..a648a9d0db 100644
--- a/progs/demos/fire.c
+++ b/progs/demos/fire.c
@@ -752,7 +752,7 @@ main(int ac, char **av)
    glFogfv(GL_FOG_COLOR, fogcolor);
    glFogf(GL_FOG_DENSITY, 0.1);
 
-   p = malloc(sizeof(part) * np);
+   p = (part *) malloc(sizeof(part) * np);
 
    for (i = 0; i < np; i++)
       setnewpart(&p[i]);
diff --git a/progs/demos/paltex.c b/progs/demos/paltex.c
index d37538bcf4..67ba27bb8a 100644
--- a/progs/demos/paltex.c
+++ b/progs/demos/paltex.c
@@ -1,4 +1,4 @@
-/* $Id: paltex.c,v 1.7 2002/01/16 00:48:43 kschultz Exp $ */
+/* $Id: paltex.c,v 1.8 2002/07/12 15:54:02 brianp Exp $ */
 
 /*
  * Paletted texture demo.  Written by Brian Paul.
@@ -161,7 +161,7 @@ static void Init( void )
                 0,                   /* border */
                 GL_COLOR_INDEX,      /* texture format */
                 GL_UNSIGNED_BYTE,    /* texture type */
-                texture);            /* teh texture */
+                texture);            /* the texture */
 #endif
 
    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
diff --git a/progs/demos/readpix.c b/progs/demos/readpix.c
index 0277a46a03..ec3665008d 100644
--- a/progs/demos/readpix.c
+++ b/progs/demos/readpix.c
@@ -1,4 +1,4 @@
-/* $Id: readpix.c,v 1.7 2002/05/02 09:17:59 alanh Exp $ */
+/* $Id: readpix.c,v 1.8 2002/07/12 15:54:02 brianp Exp $ */
 
 /*
  * glReadPixels and glCopyPixels test
@@ -219,7 +219,7 @@ Init( GLboolean ciMode )
 
    if (ciMode) {
       /* Convert RGB image to grayscale */
-      GLubyte *indexImage = malloc( ImgWidth * ImgHeight );
+      GLubyte *indexImage = (GLubyte *) malloc( ImgWidth * ImgHeight );
       GLint i;
       for (i=0; i<ImgWidth*ImgHeight; i++) {
          int gray = Image[i*3] + Image[i*3+1] + Image[i*3+2];
diff --git a/progs/demos/shadowtex.c b/progs/demos/shadowtex.c
index c5251727d6..b574f43acd 100644
--- a/progs/demos/shadowtex.c
+++ b/progs/demos/shadowtex.c
@@ -1,4 +1,4 @@
-/* $Id: shadowtex.c,v 1.6 2002/03/23 16:34:18 brianp Exp $ */
+/* $Id: shadowtex.c,v 1.7 2002/07/12 15:54:02 brianp Exp $ */
 
 /*
  * Shadow demo using the GL_ARB_depth_texture, GL_ARB_shadow and
@@ -276,8 +276,8 @@ Display(void)
     */
    if (DisplayMode == SHOW_DEPTH_MAPPING) {
       /* load depth image as gray-scale luminance texture */
-      GLfloat *depth = malloc(ShadowTexWidth * ShadowTexHeight
-                              * sizeof(GLfloat));
+      GLfloat *depth = (GLfloat *) malloc(ShadowTexWidth * ShadowTexHeight
+                                          * sizeof(GLfloat));
       if (depth) {
          glReadPixels(0, 0, ShadowTexWidth, ShadowTexHeight,
                       GL_DEPTH_COMPONENT, GL_FLOAT, depth);
diff --git a/progs/demos/terrain.c b/progs/demos/terrain.c
index 5b5ad3e1f7..da5b90d300 100644
--- a/progs/demos/terrain.c
+++ b/progs/demos/terrain.c
@@ -11,6 +11,7 @@
 #include <stdio.h>
 #include <math.h>
 #include <stdlib.h>
+#include <string.h>
 #include <time.h>
 
 #ifdef WIN32
diff --git a/progs/demos/tessdemo.c b/progs/demos/tessdemo.c
index 0659b382c7..abde73054c 100644
--- a/progs/demos/tessdemo.c
+++ b/progs/demos/tessdemo.c
@@ -1,4 +1,4 @@
-/* $Id: tessdemo.c,v 1.11 2001/03/21 02:47:32 gareth Exp $ */
+/* $Id: tessdemo.c,v 1.12 2002/07/12 15:54:02 brianp Exp $ */
 
 /*
  * A demo of the GLU polygon tesselation functions written by Bogdan Sikorski.
@@ -165,6 +165,8 @@ static void set_screen_wh( GLsizei w, GLsizei h )
    height = h;
 }
 
+typedef void (GLAPIENTRY *callback_t)();
+
 static void tesse( void )
 {
    GLUtesselator	*tobj;
@@ -177,11 +179,11 @@ static void tesse( void )
 
    if ( tobj != NULL ) {
       gluTessNormal( tobj, 0.0, 0.0, 1.0 );
-      gluTessCallback( tobj, GLU_TESS_BEGIN, glBegin );
-      gluTessCallback( tobj, GLU_TESS_VERTEX, glVertex2fv );
-      gluTessCallback( tobj, GLU_TESS_END, glEnd );
-      gluTessCallback( tobj, GLU_TESS_ERROR, error_callback );
-      gluTessCallback( tobj, GLU_TESS_COMBINE, combine_callback );
+      gluTessCallback( tobj, GLU_TESS_BEGIN, (callback_t) glBegin );
+      gluTessCallback( tobj, GLU_TESS_VERTEX, (callback_t) glVertex2fv );
+      gluTessCallback( tobj, GLU_TESS_END, (callback_t) glEnd );
+      gluTessCallback( tobj, GLU_TESS_ERROR, (callback_t) error_callback );
+      gluTessCallback( tobj, GLU_TESS_COMBINE, (callback_t) combine_callback );
 
       glNewList( list_start, GL_COMPILE );
       gluBeginPolygon( tobj );
@@ -201,10 +203,10 @@ static void tesse( void )
       gluEndPolygon( tobj );
       glEndList();
 
-      gluTessCallback( tobj, GLU_TESS_BEGIN, begin_callback );
-      gluTessCallback( tobj, GLU_TESS_VERTEX, vertex_callback );
-      gluTessCallback( tobj, GLU_TESS_END, end_callback );
-      gluTessCallback( tobj, GLU_TESS_EDGE_FLAG, edge_callback );
+      gluTessCallback( tobj, GLU_TESS_BEGIN, (callback_t) begin_callback );
+      gluTessCallback( tobj, GLU_TESS_VERTEX, (callback_t) vertex_callback );
+      gluTessCallback( tobj, GLU_TESS_END, (callback_t) end_callback );
+      gluTessCallback( tobj, GLU_TESS_EDGE_FLAG, (callback_t) edge_callback );
 
       glNewList( list_start + 1, GL_COMPILE );
       gluBeginPolygon( tobj );
diff --git a/progs/demos/trispd.c b/progs/demos/trispd.c
index 96152d4ced..61d625526f 100644
--- a/progs/demos/trispd.c
+++ b/progs/demos/trispd.c
@@ -1,4 +1,4 @@
-/* $Id: trispd.c,v 1.3 2002/04/22 16:03:37 brianp Exp $ */
+/* $Id: trispd.c,v 1.4 2002/07/12 15:54:02 brianp Exp $ */
 
 /*
  * Simple GLUT program to measure triangle strip rendering speed.
@@ -131,7 +131,7 @@ static void LoadTex(int comp, int filter)
 {
    GLubyte *pixels;
    int x, y;
-   pixels = malloc(4*256*256);
+   pixels = (GLubyte *) malloc(4*256*256);
    for (y = 0; y < 256; ++y)
       for (x = 0; x < 256; ++x) {
 	 pixels[(y*256+x)*4+0] = (int)(128.5 + 127.0 * cos(0.024544 * x));
diff --git a/progs/redbook/tess.c b/progs/redbook/tess.c
index eb94653f25..bf3409eac7 100644
--- a/progs/redbook/tess.c
+++ b/progs/redbook/tess.c
@@ -94,7 +94,7 @@ void CALLBACK vertexCallback(GLvoid *vertex)
 
    pointer = (GLdouble *) vertex;
    glColor3dv(pointer+3);
-   glVertex3dv(vertex);
+   glVertex3dv(pointer);
 }
 
 /*  combineCallback is used to create a new vertex when edges
diff --git a/progs/samples/loadppm.c b/progs/samples/loadppm.c
index bf7c8dd1e8..5d3e3ab56f 100644
--- a/progs/samples/loadppm.c
+++ b/progs/samples/loadppm.c
@@ -30,7 +30,7 @@ static PPMImage *LoadPPM(const char *filename)
 	exit(1);
     }
 
-    result = malloc(sizeof(PPMImage));
+    result = (PPMImage *) malloc(sizeof(PPMImage));
     if (!result)
     {
 	fprintf(stderr, "Unable to allocate memory\n");
@@ -52,7 +52,7 @@ static PPMImage *LoadPPM(const char *filename)
     while (fgetc(fp) != '\n')
 	;
 
-    result->data = malloc(3 * result->sizeX * result->sizeY);
+    result->data = (GLubyte *) malloc(3 * result->sizeX * result->sizeY);
     if (!result)
     {
 	fprintf(stderr, "Unable to allocate memory\n");
diff --git a/progs/samples/nurb.c b/progs/samples/nurb.c
index f90c6ee91f..dc8991295e 100644
--- a/progs/samples/nurb.c
+++ b/progs/samples/nurb.c
@@ -216,11 +216,13 @@ static void CALLBACK ErrorCallback(GLenum which)
     }
 }
 
+typedef void (GLAPIENTRY *callback_t)();
+
 static void Init(void)
 {
 
     theNurbs = gluNewNurbsRenderer();
-    gluNurbsCallback(theNurbs, GLU_ERROR, ErrorCallback);
+    gluNurbsCallback(theNurbs, GLU_ERROR, (callback_t) ErrorCallback);
 
     gluNurbsProperty(theNurbs, GLU_SAMPLING_TOLERANCE, 15.0);
     gluNurbsProperty(theNurbs, GLU_DISPLAY_MODE, GLU_OUTLINE_PATCH);
diff --git a/progs/samples/quad.c b/progs/samples/quad.c
index 8dec28b6bb..5b721a4452 100644
--- a/progs/samples/quad.c
+++ b/progs/samples/quad.c
@@ -102,6 +102,8 @@ static void CALLBACK ErrorHandler(GLenum which)
     fprintf(stderr, "Quad Error: %s\n", gluErrorString(which));
 }
 
+typedef void (GLAPIENTRY *callback_t)();
+
 static void Init(void)
 {
     static GLint colorIndexes[3] = {0, 200, 255};
@@ -163,7 +165,7 @@ static void Init(void)
     }
 
     quadObj = gluNewQuadric();
-    gluQuadricCallback(quadObj, GLU_ERROR, ErrorHandler);
+    gluQuadricCallback(quadObj, GLU_ERROR, (callback_t) ErrorHandler);
 
     radius1 = 10;
     radius2 = 5;
diff --git a/progs/xdemos/glxinfo.c b/progs/xdemos/glxinfo.c
index 00b4f0458a..72d0cb737d 100644
--- a/progs/xdemos/glxinfo.c
+++ b/progs/xdemos/glxinfo.c
@@ -1,4 +1,4 @@
-/* $Id: glxinfo.c,v 1.15 2002/03/08 19:44:28 brianp Exp $ */
+/* $Id: glxinfo.c,v 1.16 2002/07/12 15:54:02 brianp Exp $ */
 
 /*
  * Copyright (C) 1999-2001  Brian Paul   All Rights Reserved.
@@ -218,7 +218,7 @@ print_screen_info(Display *dpy, int scrnum, Bool allowDirect)
       const char *gluExtensions = (const char *) gluGetString(GLU_EXTENSIONS);
 #endif
       /* Strip the screen number from the display name, if present. */
-      if (!(displayName = malloc(strlen(DisplayString(dpy)) + 1))) {
+      if (!(displayName = (char *) malloc(strlen(DisplayString(dpy)) + 1))) {
          fprintf(stderr, "Error: malloc() failed\n");
          exit(1);
       }
@@ -486,16 +486,16 @@ print_visual_attribs_long(const struct visual_attribs *attribs)
 static void
 print_visual_info(Display *dpy, int scrnum, InfoMode mode)
 {
-   XVisualInfo template;
+   XVisualInfo theTemplate;
    XVisualInfo *visuals;
    int numVisuals;
    long mask;
    int i;
 
    /* get list of all visuals on this screen */
-   template.screen = scrnum;
+   theTemplate.screen = scrnum;
    mask = VisualScreenMask;
-   visuals = XGetVisualInfo(dpy, mask, &template, &numVisuals);
+   visuals = XGetVisualInfo(dpy, mask, &theTemplate, &numVisuals);
 
    if (mode == Verbose) {
       for (i = 0; i < numVisuals; i++) {
@@ -569,7 +569,7 @@ mesa_hack(Display *dpy, int scrnum)
 static int
 find_best_visual(Display *dpy, int scrnum)
 {
-   XVisualInfo template;
+   XVisualInfo theTemplate;
    XVisualInfo *visuals;
    int numVisuals;
    long mask;
@@ -577,9 +577,9 @@ find_best_visual(Display *dpy, int scrnum)
    struct visual_attribs bestVis;
 
    /* get list of all visuals on this screen */
-   template.screen = scrnum;
+   theTemplate.screen = scrnum;
    mask = VisualScreenMask;
-   visuals = XGetVisualInfo(dpy, mask, &template, &numVisuals);
+   visuals = XGetVisualInfo(dpy, mask, &theTemplate, &numVisuals);
 
    /* init bestVis with first visual info */
    get_visual_attribs(dpy, &visuals[0], &bestVis);
diff --git a/progs/xdemos/glxpixmap.c b/progs/xdemos/glxpixmap.c
index f57b7b9a44..bde24ebcd0 100644
--- a/progs/xdemos/glxpixmap.c
+++ b/progs/xdemos/glxpixmap.c
@@ -1,4 +1,4 @@
-/* $Id: glxpixmap.c,v 1.2 2000/07/11 16:05:29 brianp Exp $ */
+/* $Id: glxpixmap.c,v 1.3 2002/07/12 15:54:02 brianp Exp $ */
 
 
 /*
@@ -10,6 +10,7 @@
 
 
 #include <GL/gl.h>
+#define GLX_GLXEXT_PROTOTYPES
 #include <GL/glx.h>
 #include <stdio.h>
 #include <stdlib.h>