tests/shaders/link-unresolved-function.c

   1 /*
   2  * Copyright © 2010 Intel Corporation
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  21  * DEALINGS IN THE SOFTWARE.
  22  */
  23
  24 /**
  25  * \file link-unresolved-function.c
  26  * Verify that linking fails when a function is undefined.
  27  *
  28  * \author Ian Romanick <ian.d.romanick@intel.com>
  29  */
  30 #include "piglit-util-gl.h"
  31
  32 PIGLIT_GL_TEST_CONFIG_BEGIN
  33
  34         config.supports_gl_compat_version = 10;
  35
  36         config.window_visual = PIGLIT_GL_VISUAL_RGB | PIGLIT_GL_VISUAL_DOUBLE;
  37
  38 PIGLIT_GL_TEST_CONFIG_END
  39
  40 static const char bad_vs_text[] =
  41         "vec4 my_ftransform(void);\n"
  42         "void main() { gl_Position = my_ftransform(); }";
  43
  44 enum piglit_result
  45 piglit_display(void)
  46 {
  47         return PIGLIT_FAIL;
  48 }
  49
  50 void
  51 piglit_init(int argc, char **argv)
  52 {
  53         GLint ok;
  54         GLuint prog;
  55         GLuint vs;
  56
  57         piglit_require_gl_version(20);
  58
  59         vs = piglit_compile_shader_text(GL_VERTEX_SHADER, bad_vs_text);
  60         prog = glCreateProgram();
  61         glAttachShader(prog, vs);
  62         glLinkProgram(prog);
  63         glDeleteShader(vs);
  64
  65         ok = piglit_link_check_status_quiet(prog);
  66         if (ok) {
  67                 fprintf(stderr,
  68                         "Linking with unresolved symbol succeeded when it "
  69                         "should have failed.\n");
  70                 piglit_report_result(PIGLIT_FAIL);
  71         }
  72
  73         piglit_report_result(PIGLIT_PASS);
  74 }