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Commit | Line | Data |
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d3c58b83 JK |
1 | #include "cache.h" |
2 | #include "run-command.h" | |
3 | #include "strbuf.h" | |
4 | #include "prompt.h" | |
a5090259 | 5 | #include "compat/terminal.h" |
d3c58b83 | 6 | |
1cb0134f | 7 | static char *do_askpass(const char *cmd, const char *prompt) |
d3c58b83 | 8 | { |
d3c58b83 JK |
9 | struct child_process pass; |
10 | const char *args[3]; | |
11 | static struct strbuf buffer = STRBUF_INIT; | |
12 | ||
1cb0134f | 13 | args[0] = cmd; |
d3c58b83 JK |
14 | args[1] = prompt; |
15 | args[2] = NULL; | |
16 | ||
17 | memset(&pass, 0, sizeof(pass)); | |
18 | pass.argv = args; | |
19 | pass.out = -1; | |
20 | ||
21 | if (start_command(&pass)) | |
22 | exit(1); | |
23 | ||
d3c58b83 | 24 | if (strbuf_read(&buffer, pass.out, 20) < 0) |
1cb0134f | 25 | die("failed to get '%s' from %s\n", prompt, cmd); |
d3c58b83 JK |
26 | |
27 | close(pass.out); | |
28 | ||
29 | if (finish_command(&pass)) | |
30 | exit(1); | |
31 | ||
32 | strbuf_setlen(&buffer, strcspn(buffer.buf, "\r\n")); | |
33 | ||
31b49d9b | 34 | return strbuf_detach(&buffer, NULL); |
d3c58b83 | 35 | } |
1cb0134f JK |
36 | |
37 | char *git_prompt(const char *prompt, int flags) | |
38 | { | |
39 | char *r; | |
40 | ||
41 | if (flags & PROMPT_ASKPASS) { | |
42 | const char *askpass; | |
43 | ||
44 | askpass = getenv("GIT_ASKPASS"); | |
45 | if (!askpass) | |
46 | askpass = askpass_program; | |
47 | if (!askpass) | |
48 | askpass = getenv("SSH_ASKPASS"); | |
49 | if (askpass && *askpass) | |
50 | return do_askpass(askpass, prompt); | |
51 | } | |
52 | ||
a5090259 | 53 | r = git_terminal_prompt(prompt, flags & PROMPT_ECHO); |
1cb0134f JK |
54 | if (!r) |
55 | die_errno("could not read '%s'", prompt); | |
56 | return r; | |
57 | } | |
58 | ||
59 | char *git_getpass(const char *prompt) | |
60 | { | |
61 | return git_prompt(prompt, PROMPT_ASKPASS); | |
62 | } |