Make it running under Linux.

progs/slang/Makefile

@@ -0,0 +1,67 @@
+# progs/slang/Makefile
+
+TOP = ../..
+
+include $(TOP)/configs/current
+
+INCDIR = $(TOP)/include
+
+LIB_DEP = $(LIB_DIR)/$(GL_LIB_NAME)
+
+#
+# targets
+#
+
+.PHONY: default tests clean
+
+default: cltest sotest vstest
+
+tests: default
+	! ./sotest 2> /dev/null | (grep -e ^[*][*][*])
+	! ./vstest 2> /dev/null | (grep -e ^[*][*][*])
+	! ./cltest 2> /dev/null | (grep -e ^[*][*][*])
+
+clean:
+	rm -f cltest.o sotest.o vstest.o framework.o cltest sotest vstest
+
+#
+# executables
+#
+
+cltest: cltest.o framework.o $(LIB_DEP)
+	$(CC) cltest.o framework.o $(APP_LIB_DEPS) -o cltest
+
+sotest: sotest.o framework.o $(LIB_DEP)
+	$(CC) sotest.o framework.o $(APP_LIB_DEPS) -o sotest
+
+vstest: vstest.o framework.o $(LIB_DEP)
+	$(CC) vstest.o framework.o $(APP_LIB_DEPS) -o vstest
+
+#
+# objects
+#
+
+framework.o: framework.c
+	$(CC) -c -I$(INCDIR) framework.c -o framework.o
+
+cltest.o: cltest.c
+	$(CC) -c -I$(INCDIR) cltest.c -o cltest.o
+
+sotest.o: sotest.c
+	$(CC) -c -I$(INCDIR) sotest.c -o sotest.o
+
+vstest.o: vstest.c
+	$(CC) -c -I$(INCDIR) vstest.c -o vstest.o
+
+#
+# sources
+#
+
+framework.c: framework.h
+
+cltest.c: framework.h
+
+sotest.c: framework.h
+
+vstest.c: framework.h
+

progs/slang/README

@@ -0,0 +1,7 @@
+GLSL regression tests.
+
+Type "make" to build all test apps.
+
+Type "make tests" to build and run all test apps. If any
+error is detected, a line starting with *** is output.
+

progs/slang/cltest.c

@@ -76,8 +76,8 @@ static void load_test_file (const char *filename, struct PROGRAM **program)
    struct PROGRAM **currprog = program;
    FILE *f;
    char line[256];
-   enum PROGRAM_LOAD_STATE pls;
-   enum SHADER_LOAD_STATE sls;
+   enum PROGRAM_LOAD_STATE pls = PLS_NONE;
+   enum SHADER_LOAD_STATE sls = SLS_NONE;
 
    f = fopen (filename, "r");
    if (f == NULL)
@@ -174,7 +174,7 @@ void RenderScene (void)
       exit (0);
 
    code = program->vertex.code;
-   glShaderSourceARB (vert, 1, &code, NULL);
+   glShaderSourceARB (vert, 1, (const GLcharARB **) (&code), NULL);
    glCompileShaderARB (vert);
    CheckObjectStatus (vert);
 

progs/slang/framework.c

@@ -3,8 +3,10 @@
 /*
  * GL_ARB_multitexture
  */
+#ifndef GL_ARB_multitexture
 PFNGLCLIENTACTIVETEXTUREARBPROC glClientActiveTextureARB;
 PFNGLMULTITEXCOORD4FVARBPROC glMultiTexCoord4fvARB;
+#endif
 
 /*
  * GL_ARB_shader_objects
@@ -65,8 +67,10 @@ void InitFramework (int *argc, char *argv[])
    glutInitDisplayMode (GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);
    glutCreateWindow (argv[0]);
 
+#ifndef GL_ARB_multitexture
    GETPROCADDR(glClientActiveTextureARB, PFNGLCLIENTACTIVETEXTUREARBPROC);
    GETPROCADDR(glMultiTexCoord4fvARB, PFNGLMULTITEXCOORD4FVARBPROC);
+#endif
 
    GETPROCADDR(glDeleteObjectARB, PFNGLDELETEOBJECTARBPROC);
    GETPROCADDR(glGetHandleARB, PFNGLGETHANDLEARBPROC);
@@ -100,9 +104,6 @@ void InitFramework (int *argc, char *argv[])
 
    InitScene ();
 
-   /*glutReshapeFunc (Reshape);
-   glutKeyboardFunc (Key);
-   glutSpecialFunc (SpecialKey);*/
    glutDisplayFunc (Display);
    glutIdleFunc (Idle);
    glutMainLoop ();

progs/slang/framework.h

@@ -6,9 +6,10 @@
 #include <windows.h>
 #endif
 
-#include <assert.h>
 #include <stdlib.h>
 #include <stdio.h>
+#include <string.h>
+#include <assert.h>
 #include <math.h>
 #include <GL/gl.h>
 #include <GL/glut.h>
@@ -25,8 +26,10 @@
 /*
  * GL_ARB_multitexture
  */
+#ifndef GL_ARB_multitexture
 extern PFNGLCLIENTACTIVETEXTUREARBPROC glClientActiveTextureARB;
 extern PFNGLMULTITEXCOORD4FVARBPROC glMultiTexCoord4fvARB;
+#endif
 
 /*
  * GL_ARB_shader_objects
@@ -68,12 +71,12 @@ extern PFNGLFOGCOORDPOINTEREXTPROC glFogCoordPointerEXT;
 extern PFNGLSECONDARYCOLOR3FVEXTPROC glSecondaryColor3fvEXT;
 extern PFNGLSECONDARYCOLORPOINTEREXTPROC glSecondaryColorPointerEXT;
 
-void InitFramework (int *argc, char *argv[]);
+extern void InitFramework (int *argc, char *argv[]);
 
 extern void InitScene (void);
 extern void RenderScene (void);
 
-GLboolean CheckObjectStatus (GLhandleARB);
+extern GLboolean CheckObjectStatus (GLhandleARB);
 
 #endif
 

progs/slang/vstest.c

@@ -210,7 +210,7 @@ static void dl_end ()
 static void load_test_file (const char *filename)
 {
    FILE *f;
-   long size;
+   GLint size;
    char *code;
    GLint i;
 
@@ -230,7 +230,7 @@ static void load_test_file (const char *filename)
    size = fread (code, 1, size, f);
    fclose (f);
 
-   glShaderSourceARB (vert, 1, &code, &size);
+   glShaderSourceARB (vert, 1, (const GLcharARB **) (&code), &size);
    glCompileShaderARB (vert);
    if (!CheckObjectStatus (vert))
       exit (0);