1 /*********************************************************************** 2 * * 3 * This software is part of the ast package * 4 * Copyright (c) 1985-2007 AT&T Knowledge Ventures * 5 * and is licensed under the * 6 * Common Public License, Version 1.0 * 7 * by AT&T Knowledge Ventures * 8 * * 9 * A copy of the License is available at * 10 * http://www.opensource.org/licenses/cpl1.0.txt * 11 * (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) * 12 * * 13 * Information and Software Systems Research * 14 * AT&T Research * 15 * Florham Park NJ * 16 * * 17 * Glenn Fowler <gsf@research.att.com> * 18 * David Korn <dgk@research.att.com> * 19 * Phong Vo <kpv@research.att.com> * 20 * * 21 ***********************************************************************/ 22 #pragma prototyped 23 /* 24 * Glenn Fowler 25 * AT&T Research 26 * 27 * convert path to native fs representation in <buf,siz> 28 * length of converted path returned 29 * if return length >= siz then buf is indeterminate, but another call 30 * with siz=length+1 would work 31 * if buf==0 then required size is returned 32 */ 33 34 #include <ast.h> 35 36 #if _UWIN 37 38 extern int uwin_path(const char*, char*, int); 39 40 size_t 41 pathnative(const char* path, char* buf, size_t siz) 42 { 43 return uwin_path(path, buf, siz); 44 } 45 46 #else 47 48 #if __CYGWIN__ 49 50 extern void cygwin_conv_to_win32_path(const char*, char*); 51 52 size_t 53 pathnative(const char* path, char* buf, size_t siz) 54 { 55 size_t n; 56 57 if (!buf || siz < PATH_MAX) 58 { 59 char tmp[PATH_MAX]; 60 61 cygwin_conv_to_win32_path(path, tmp); 62 if ((n = strlen(tmp)) < siz && buf) 63 memcpy(buf, tmp, n + 1); 64 return n; 65 } 66 cygwin_conv_to_win32_path(path, buf); 67 return strlen(buf); 68 } 69 70 #else 71 72 #if __EMX__ 73 74 size_t 75 pathnative(const char* path, char* buf, size_t siz) 76 { 77 char* s; 78 size_t n; 79 80 if (!_fullpath(buf, path, siz)) 81 { 82 for (s = buf; *s; s++) 83 if (*s == '/') 84 *s = '\\'; 85 } 86 else if ((n = strlen(path)) < siz && buf) 87 memcpy(buf, path, n + 1); 88 return n; 89 } 90 91 #else 92 93 #if __INTERIX 94 95 #include <interix/interix.h> 96 97 size_t 98 pathnative(const char* path, char* buf, size_t siz) 99 { 100 *buf = 0; 101 if (path[1] == ':') 102 strlcpy(buf, path, siz); 103 else 104 unixpath2win(path, 0, buf, siz); 105 return strlen(buf); 106 } 107 108 #else 109 110 size_t 111 pathnative(const char* path, char* buf, size_t siz) 112 { 113 size_t n; 114 115 if ((n = strlen(path)) < siz && buf) 116 memcpy(buf, path, n + 1); 117 return n; 118 } 119 120 #endif 121 122 #endif 123 124 #endif 125 126 #endif 127