diff options
Diffstat (limited to 'src/util/w32cat.c')
-rw-r--r-- | src/util/w32cat.c | 154 |
1 files changed, 0 insertions, 154 deletions
diff --git a/src/util/w32cat.c b/src/util/w32cat.c deleted file mode 100644 index fa7637d38..000000000 --- a/src/util/w32cat.c +++ /dev/null | |||
@@ -1,154 +0,0 @@ | |||
1 | /* | ||
2 | W32 version of 'cat' program | ||
3 | Copyright (C) 2012 LRN | ||
4 | |||
5 | cat is free software; you can redistribute it and/or modify | ||
6 | it under the terms of the GNU General Public License as published | ||
7 | by the Free Software Foundation; either version 3, or (at your | ||
8 | option) any later version. | ||
9 | |||
10 | cat is distributed in the hope that it will be useful, but | ||
11 | WITHOUT ANY WARRANTY; without even the implied warranty of | ||
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
13 | General Public License for more details. | ||
14 | |||
15 | You should have received a copy of the GNU General Public License | ||
16 | along with cat; see the file COPYING. If not, write to the | ||
17 | Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | ||
18 | Boston, MA 02110-1301, USA. | ||
19 | |||
20 | SPDX-License-Identifier: AGPL3.0-or-later | ||
21 | */ | ||
22 | |||
23 | #include <stdio.h> | ||
24 | #include <windows.h> | ||
25 | #include <stdint.h> | ||
26 | #include <signal.h> | ||
27 | |||
28 | DWORD WINAPI | ||
29 | parent_control_thread(LPVOID lpParameter) | ||
30 | { | ||
31 | HANDLE h = (HANDLE)lpParameter; | ||
32 | |||
33 | while (TRUE) | ||
34 | { | ||
35 | DWORD dw; | ||
36 | BOOL b; | ||
37 | unsigned char c; | ||
38 | b = ReadFile(h, &c, 1, &dw, NULL); | ||
39 | if (!b) | ||
40 | { | ||
41 | ExitProcess(0); | ||
42 | } | ||
43 | raise((int)c); | ||
44 | } | ||
45 | } | ||
46 | |||
47 | void | ||
48 | install_parent_control_handler() | ||
49 | { | ||
50 | const char *env_buf; | ||
51 | char *env_buf_end; | ||
52 | uint64_t pipe_fd; | ||
53 | HANDLE pipe_handle; | ||
54 | |||
55 | env_buf = getenv("GNUNET_OS_CONTROL_PIPE"); | ||
56 | if ((NULL == env_buf) || (strlen(env_buf) <= 0)) | ||
57 | return; | ||
58 | errno = 0; | ||
59 | pipe_fd = strtoull(env_buf, &env_buf_end, 16); | ||
60 | if ((0 != errno) || (env_buf == env_buf_end)) | ||
61 | return; | ||
62 | /* Gcc will issue a warning here. What to do with it? */ | ||
63 | pipe_handle = (HANDLE)(uintptr_t)pipe_fd; | ||
64 | CreateThread(NULL, 0, parent_control_thread, (LPVOID)pipe_handle, 0, NULL); | ||
65 | } | ||
66 | |||
67 | int | ||
68 | main(int argc, char **argv) | ||
69 | { | ||
70 | HANDLE stdi, stdo; | ||
71 | BOOL b; | ||
72 | wchar_t *commandlinew, **argvw; | ||
73 | int argcw; | ||
74 | int i; | ||
75 | |||
76 | stdo = GetStdHandle(STD_OUTPUT_HANDLE); | ||
77 | if (stdo == INVALID_HANDLE_VALUE || stdo == NULL) | ||
78 | return 1; | ||
79 | |||
80 | commandlinew = GetCommandLineW(); | ||
81 | argvw = CommandLineToArgvW(commandlinew, &argcw); | ||
82 | if (argvw == NULL) | ||
83 | return 1; | ||
84 | |||
85 | install_parent_control_handler(); | ||
86 | |||
87 | for (i = 1; i < argcw || argcw == 1; i++) | ||
88 | { | ||
89 | DWORD r, w; | ||
90 | int is_dash = wcscmp(NULL == argvw[i] ? L"-" : argvw[i], L"-") == 0; | ||
91 | if (argcw == 1 || is_dash) | ||
92 | { | ||
93 | stdi = GetStdHandle(STD_INPUT_HANDLE); | ||
94 | if (stdi == INVALID_HANDLE_VALUE) | ||
95 | { | ||
96 | fprintf(stderr, "cat: Failed to obtain stdin handle.\n"); | ||
97 | return 4; | ||
98 | } | ||
99 | if (stdi == NULL) | ||
100 | { | ||
101 | fprintf(stderr, "cat: Have no stdin.\n"); | ||
102 | return 5; | ||
103 | } | ||
104 | } | ||
105 | else | ||
106 | { | ||
107 | stdi = CreateFileW(argvw[i], GENERIC_READ, FILE_SHARE_DELETE | FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, FILE_FLAG_SEQUENTIAL_SCAN, NULL); | ||
108 | if (stdi == INVALID_HANDLE_VALUE) | ||
109 | { | ||
110 | wchar_t *msgbuf; | ||
111 | DWORD le = GetLastError(); | ||
112 | if (0 < FormatMessageW(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM, 0, le, 0, (wchar_t *)&msgbuf, 0, NULL)) | ||
113 | { | ||
114 | fprintf(stderr, "cat: Failed to open file `%S'. Error %lu.\n", argvw[i], le); | ||
115 | return 3; | ||
116 | } | ||
117 | fprintf(stderr, "cat: Failed to open file `%S'. Error %lu: %S\n", argvw[i], le, msgbuf); | ||
118 | if (msgbuf != NULL) | ||
119 | LocalFree(msgbuf); | ||
120 | return 2; | ||
121 | } | ||
122 | } | ||
123 | do | ||
124 | { | ||
125 | unsigned char c; | ||
126 | b = ReadFile(stdi, &c, 1, &r, NULL); | ||
127 | if (b && r > 0) | ||
128 | { | ||
129 | b = WriteFile(stdo, &c, 1, &w, NULL); | ||
130 | if (b == 0) | ||
131 | { | ||
132 | wchar_t *msgbuf; | ||
133 | DWORD le = GetLastError(); | ||
134 | if (0 < FormatMessageW(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM, 0, le, 0, (wchar_t *)&msgbuf, 0, NULL)) | ||
135 | { | ||
136 | fprintf(stderr, "cat: Failed to write into stdout. Error %lu.\n", le); | ||
137 | return 3; | ||
138 | } | ||
139 | fprintf(stderr, "cat: Failed to write into stdout. Error %lu: %S\n", le, msgbuf); | ||
140 | if (msgbuf != NULL) | ||
141 | LocalFree(msgbuf); | ||
142 | return 6; | ||
143 | } | ||
144 | } | ||
145 | } | ||
146 | while (b && r > 0); | ||
147 | if (argcw == 1) | ||
148 | break; | ||
149 | if (!is_dash) | ||
150 | CloseHandle(stdi); | ||
151 | } | ||
152 | LocalFree(argvw); | ||
153 | return 0; | ||
154 | } | ||