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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) 2001-2006 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 | |
| 45 #include <stdio.h> | |
| 46 #include <string.h> /* for srtcmp() */ | |
| 47 #include "config.h" | |
| 48 | |
| 49 int | |
| 50 main(void) { | |
| 51 int err_count = 0; | |
| 52 #ifndef OPENSSL | |
| 53 char *str; | |
| 54 #endif | |
| 55 | |
| 56 #ifdef WORDS_BIGENDIAN | |
| 57 printf("CPU set to big-endian\t\t\t(WORDS_BIGENDIAN == 1)\n"); | |
| 58 #else | |
| 59 printf("CPU set to little-endian\t\t(WORDS_BIGENDIAN == 0)\n"); | |
| 60 #endif | |
| 61 | |
| 62 #ifdef CPU_RISC | |
| 63 printf("CPU set to RISC\t\t\t\t(CPU_RISC == 1)\n"); | |
| 64 #elif defined(CPU_CISC) | |
| 65 printf("CPU set to CISC\t\t\t\t(CPU_CISC == 1)\n"); | |
| 66 #else | |
| 67 printf("CPU set to an unknown type, probably due to a configuration error\n"); | |
| 68 err_count++; | |
| 69 #endif | |
| 70 | |
| 71 #ifdef CPU_ALTIVEC | |
| 72 printf("CPU set to ALTIVEC\t\t\t\t(CPU_ALTIVEC == 0)\n"); | |
| 73 #endif | |
| 74 | |
| 75 #ifndef NO_64BIT_MATH | |
| 76 printf("using native 64-bit type\t\t(NO_64_BIT_MATH == 0)\n"); | |
| 77 #else | |
| 78 printf("using built-in 64-bit math\t\t(NO_64_BIT_MATH == 1)\n"); | |
| 79 #endif | |
| 80 | |
| 81 #ifdef ERR_REPORTING_STDOUT | |
| 82 printf("using stdout for error reporting\t(ERR_REPORTING_STDOUT == 1)\n"); | |
| 83 #endif | |
| 84 | |
| 85 #ifndef OPENSSL | |
| 86 #ifdef DEV_URANDOM | |
| 87 str = DEV_URANDOM; | |
| 88 #else | |
| 89 str = ""; | |
| 90 #endif | |
| 91 printf("using %s as a random source\t(DEV_URANDOM == %s)\n", | |
| 92 str, str); | |
| 93 if (strcmp("", str) == 0) { | |
| 94 err_count++; | |
| 95 } | |
| 96 #endif | |
| 97 | |
| 98 if (err_count) | |
| 99 printf("warning: configuration is probably in error " | |
| 100 "(found %d problems)\n", err_count); | |
| 101 | |
| 102 return err_count; | |
| 103 } | |
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