| Colin Cross | 7bb052a | 2015-02-03 12:59:37 -0800 | [diff] [blame^] | 1 | // Copyright 2013 The Go Authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style |
| 3 | // license that can be found in the LICENSE file. |
| 4 | |
| 5 | #include <u.h> |
| 6 | #include <windows.h> |
| 7 | #include <libc.h> |
| 8 | #include "win.h" |
| 9 | |
| 10 | char* |
| 11 | toutf(WinRune *r) |
| 12 | { |
| 13 | Rune *r1; |
| 14 | int i, n; |
| 15 | char *p; |
| 16 | |
| 17 | n = 0; |
| 18 | while(r[n] != '\0') |
| 19 | n++; |
| 20 | n++; |
| 21 | r1 = malloc(n*sizeof r1[0]); |
| 22 | for(i=0; i<n; i++) |
| 23 | r1[i] = r[i]; |
| 24 | p = smprint("%S", r1); |
| 25 | free(r1); |
| 26 | return p; |
| 27 | } |
| 28 | |
| 29 | WinRune* |
| 30 | torune(char *p) |
| 31 | { |
| 32 | int i, n; |
| 33 | Rune rr; |
| 34 | WinRune *r; |
| 35 | |
| 36 | n = utflen(p); |
| 37 | r = malloc((n+1)*sizeof r[0]); |
| 38 | for(i=0; i<n; i++) { |
| 39 | p += chartorune(&rr, p); |
| 40 | r[i] = rr; |
| 41 | } |
| 42 | r[n] = '\0'; |
| 43 | return r; |
| 44 | } |
| 45 | |
| 46 | char* |
| 47 | mktempdir(void) |
| 48 | { |
| 49 | WinRune buf[1024]; |
| 50 | WinRune tmp[MAX_PATH]; |
| 51 | WinRune golink[] = {'g', 'o', 'l', 'i', 'n', 'k', '\0'}; |
| 52 | int n; |
| 53 | |
| 54 | n = GetTempPathW(nelem(buf), buf); |
| 55 | if(n <= 0) |
| 56 | return nil; |
| 57 | buf[n] = '\0'; |
| 58 | |
| 59 | if(GetTempFileNameW(buf, golink, 0, tmp) == 0) |
| 60 | return nil; |
| 61 | DeleteFileW(tmp); |
| 62 | if(!CreateDirectoryW(tmp, nil)) |
| 63 | return nil; |
| 64 | |
| 65 | return toutf(tmp); |
| 66 | } |
| 67 | |
| 68 | void |
| 69 | removeall(char *p) |
| 70 | { |
| 71 | WinRune *r, *r1; |
| 72 | DWORD attr; |
| 73 | char *q, *qt, *elem; |
| 74 | HANDLE h; |
| 75 | WIN32_FIND_DATAW data; |
| 76 | |
| 77 | r = torune(p); |
| 78 | attr = GetFileAttributesW(r); |
| 79 | if(attr == INVALID_FILE_ATTRIBUTES || !(attr & FILE_ATTRIBUTE_DIRECTORY)) { |
| 80 | DeleteFileW(r); |
| 81 | free(r); |
| 82 | return; |
| 83 | } |
| 84 | |
| 85 | q = smprint("%s\\*", p); |
| 86 | r1 = torune(q); |
| 87 | free(q); |
| 88 | h = FindFirstFileW(r1, &data); |
| 89 | if(h == INVALID_HANDLE_VALUE) |
| 90 | goto done; |
| 91 | do{ |
| 92 | q = toutf(data.cFileName); |
| 93 | elem = strrchr(q, '\\'); |
| 94 | if(elem != nil) |
| 95 | elem++; |
| 96 | else |
| 97 | elem = q; |
| 98 | if(strcmp(elem, ".") == 0 || strcmp(elem, "..") == 0) { |
| 99 | free(q); |
| 100 | continue; |
| 101 | } |
| 102 | qt = smprint("%s\\%s", p, q); |
| 103 | free(q); |
| 104 | removeall(qt); |
| 105 | free(qt); |
| 106 | }while(FindNextFileW(h, &data)); |
| 107 | FindClose(h); |
| 108 | |
| 109 | done: |
| 110 | free(r1); |
| 111 | RemoveDirectoryW(r); |
| 112 | free(r); |
| 113 | } |