env.c 2.8 KB

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  1. /*
  2. * env.c
  3. *
  4. * prints out a brief report on the build environment
  5. *
  6. * David McGrew
  7. * Cisco Systems, Inc.
  8. */
  9. /*
  10. *
  11. * Copyright (c) 2001-2017 Cisco Systems, Inc.
  12. * All rights reserved.
  13. *
  14. * Redistribution and use in source and binary forms, with or without
  15. * modification, are permitted provided that the following conditions
  16. * are met:
  17. *
  18. * Redistributions of source code must retain the above copyright
  19. * notice, this list of conditions and the following disclaimer.
  20. *
  21. * Redistributions in binary form must reproduce the above
  22. * copyright notice, this list of conditions and the following
  23. * disclaimer in the documentation and/or other materials provided
  24. * with the distribution.
  25. *
  26. * Neither the name of the Cisco Systems, Inc. nor the names of its
  27. * contributors may be used to endorse or promote products derived
  28. * from this software without specific prior written permission.
  29. *
  30. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  31. * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  32. * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  33. * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
  34. * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
  35. * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  36. * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  37. * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  38. * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  39. * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  40. * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  41. * OF THE POSSIBILITY OF SUCH DAMAGE.
  42. *
  43. */
  44. #include <stdio.h>
  45. #include <string.h> /* for srtcmp() */
  46. #include "config.h"
  47. int main(void)
  48. {
  49. int err_count = 0;
  50. #ifdef WORDS_BIGENDIAN
  51. printf("CPU set to big-endian\t\t\t(WORDS_BIGENDIAN == 1)\n");
  52. #else
  53. printf("CPU set to little-endian\t\t(WORDS_BIGENDIAN == 0)\n");
  54. #endif
  55. #ifdef CPU_RISC
  56. printf("CPU set to RISC\t\t\t\t(CPU_RISC == 1)\n");
  57. #elif defined(CPU_CISC)
  58. printf("CPU set to CISC\t\t\t\t(CPU_CISC == 1)\n");
  59. #else
  60. printf(
  61. "CPU set to an unknown type, probably due to a configuration error\n");
  62. err_count++;
  63. #endif
  64. #ifdef CPU_ALTIVEC
  65. printf("CPU set to ALTIVEC\t\t\t\t(CPU_ALTIVEC == 0)\n");
  66. #endif
  67. #ifndef NO_64BIT_MATH
  68. printf("using native 64-bit type\t\t(NO_64_BIT_MATH == 0)\n");
  69. #else
  70. printf("using built-in 64-bit math\t\t(NO_64_BIT_MATH == 1)\n");
  71. #endif
  72. #ifdef ERR_REPORTING_STDOUT
  73. printf("using stdout for error reporting\t(ERR_REPORTING_STDOUT == 1)\n");
  74. #endif
  75. if (err_count)
  76. printf("warning: configuration is probably in error "
  77. "(found %d problems)\n",
  78. err_count);
  79. return err_count;
  80. }