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1 /* |
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2 * env.c |
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3 * |
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4 * prints out a brief report on the build environment |
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5 * |
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6 * David McGrew |
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7 * Cisco Systems, Inc. |
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8 */ |
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9 /* |
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10 * |
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11 * Copyright (c) 2001-2006 Cisco Systems, Inc. |
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12 * All rights reserved. |
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13 * |
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14 * Redistribution and use in source and binary forms, with or without |
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15 * modification, are permitted provided that the following conditions |
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16 * are met: |
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17 * |
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18 * Redistributions of source code must retain the above copyright |
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19 * notice, this list of conditions and the following disclaimer. |
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20 * |
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21 * Redistributions in binary form must reproduce the above |
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22 * copyright notice, this list of conditions and the following |
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23 * disclaimer in the documentation and/or other materials provided |
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24 * with the distribution. |
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25 * |
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26 * Neither the name of the Cisco Systems, Inc. nor the names of its |
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27 * contributors may be used to endorse or promote products derived |
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28 * from this software without specific prior written permission. |
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29 * |
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30 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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31 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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32 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
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33 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
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34 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, |
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35 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
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36 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
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37 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
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39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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40 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED |
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41 * OF THE POSSIBILITY OF SUCH DAMAGE. |
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42 * |
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43 */ |
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44 |
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45 #include <stdio.h> |
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46 #include <string.h> /* for srtcmp() */ |
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47 #include "config.h" |
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48 |
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49 int |
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50 main(void) { |
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51 int err_count = 0; |
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52 char *str; |
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53 |
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54 #ifdef WORDS_BIGENDIAN |
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55 printf("CPU set to big-endian\t\t\t(WORDS_BIGENDIAN == 1)\n"); |
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56 #else |
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57 printf("CPU set to little-endian\t\t(WORDS_BIGENDIAN == 0)\n"); |
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58 #endif |
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59 |
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60 #ifdef CPU_RISC |
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61 printf("CPU set to RISC\t\t\t\t(CPU_RISC == 1)\n"); |
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62 #elif defined(CPU_CISC) |
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63 printf("CPU set to CISC\t\t\t\t(CPU_CISC == 1)\n"); |
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64 #else |
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65 printf("CPU set to an unknown type, probably due to a configuration error\n"); |
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66 err_count++; |
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67 #endif |
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68 |
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69 #ifdef CPU_ALTIVEC |
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70 printf("CPU set to ALTIVEC\t\t\t\t(CPU_ALTIVEC == 0)\n"); |
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71 #endif |
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72 |
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73 #ifndef NO_64BIT_MATH |
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74 printf("using native 64-bit type\t\t(NO_64_BIT_MATH == 0)\n"); |
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75 #else |
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76 printf("using built-in 64-bit math\t\t(NO_64_BIT_MATH == 1)\n"); |
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77 #endif |
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78 |
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79 #ifdef ERR_REPORTING_STDOUT |
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80 printf("using stdout for error reporting\t(ERR_REPORTING_STDOUT == 1)\n"); |
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81 #endif |
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82 |
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83 #ifdef DEV_URANDOM |
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84 str = DEV_URANDOM; |
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85 #else |
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86 str = ""; |
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87 #endif |
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88 printf("using %s as a random source\t(DEV_URANDOM == %s)\n", |
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89 str, str); |
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90 if (strcmp("", str) == 0) { |
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91 err_count++; |
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92 } |
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93 |
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94 if (err_count) |
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95 printf("warning: configuration is probably in error " |
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96 "(found %d problems)\n", err_count); |
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97 |
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98 return err_count; |
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99 } |