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Commit | Line | Data |
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d3c58b83 | 1 | #include "cache.h" |
b2141fc1 | 2 | #include "config.h" |
d3c58b83 JK |
3 | #include "run-command.h" |
4 | #include "strbuf.h" | |
5 | #include "prompt.h" | |
a5090259 | 6 | #include "compat/terminal.h" |
d3c58b83 | 7 | |
1cb0134f | 8 | static char *do_askpass(const char *cmd, const char *prompt) |
d3c58b83 | 9 | { |
d3180279 | 10 | struct child_process pass = CHILD_PROCESS_INIT; |
d3c58b83 JK |
11 | const char *args[3]; |
12 | static struct strbuf buffer = STRBUF_INIT; | |
84d72733 | 13 | int err = 0; |
d3c58b83 | 14 | |
1cb0134f | 15 | args[0] = cmd; |
d3c58b83 JK |
16 | args[1] = prompt; |
17 | args[2] = NULL; | |
18 | ||
d3c58b83 JK |
19 | pass.argv = args; |
20 | pass.out = -1; | |
21 | ||
22 | if (start_command(&pass)) | |
84d72733 | 23 | return NULL; |
d3c58b83 | 24 | |
e1c1a324 | 25 | strbuf_reset(&buffer); |
d3c58b83 | 26 | if (strbuf_read(&buffer, pass.out, 20) < 0) |
84d72733 | 27 | err = 1; |
d3c58b83 JK |
28 | |
29 | close(pass.out); | |
30 | ||
31 | if (finish_command(&pass)) | |
84d72733 JK |
32 | err = 1; |
33 | ||
34 | if (err) { | |
35 | error("unable to read askpass response from '%s'", cmd); | |
36 | strbuf_release(&buffer); | |
37 | return NULL; | |
38 | } | |
d3c58b83 JK |
39 | |
40 | strbuf_setlen(&buffer, strcspn(buffer.buf, "\r\n")); | |
41 | ||
e1c1a324 | 42 | return buffer.buf; |
d3c58b83 | 43 | } |
1cb0134f JK |
44 | |
45 | char *git_prompt(const char *prompt, int flags) | |
46 | { | |
84d72733 | 47 | char *r = NULL; |
1cb0134f JK |
48 | |
49 | if (flags & PROMPT_ASKPASS) { | |
50 | const char *askpass; | |
51 | ||
52 | askpass = getenv("GIT_ASKPASS"); | |
53 | if (!askpass) | |
54 | askpass = askpass_program; | |
55 | if (!askpass) | |
56 | askpass = getenv("SSH_ASKPASS"); | |
57 | if (askpass && *askpass) | |
84d72733 | 58 | r = do_askpass(askpass, prompt); |
1cb0134f JK |
59 | } |
60 | ||
84d72733 | 61 | if (!r) { |
e652c0eb JK |
62 | const char *err; |
63 | ||
64 | if (git_env_bool("GIT_TERMINAL_PROMPT", 1)) { | |
65 | r = git_terminal_prompt(prompt, flags & PROMPT_ECHO); | |
66 | err = strerror(errno); | |
67 | } else { | |
68 | err = "terminal prompts disabled"; | |
69 | } | |
70 | if (!r) { | |
71 | /* prompts already contain ": " at the end */ | |
72 | die("could not read %s%s", prompt, err); | |
73 | } | |
84d72733 | 74 | } |
1cb0134f JK |
75 | return r; |
76 | } |