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Commit | Line | Data |
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35eb2d36 LT |
1 | #include "cache.h" |
2 | #include "quote.h" | |
77cb17e9 | 3 | #include "exec_cmd.h" |
0c696fe7 | 4 | #include "strbuf.h" |
35eb2d36 LT |
5 | |
6 | static int do_generic_cmd(const char *me, char *arg) | |
7 | { | |
8 | const char *my_argv[4]; | |
9 | ||
ab5f8627 | 10 | if (!arg || !(arg = sq_dequote(arg))) |
35eb2d36 | 11 | die("bad argument"); |
cc44c765 | 12 | if (prefixcmp(me, "git-")) |
77cb17e9 | 13 | die("bad command"); |
35eb2d36 | 14 | |
77cb17e9 | 15 | my_argv[0] = me + 4; |
35eb2d36 LT |
16 | my_argv[1] = arg; |
17 | my_argv[2] = NULL; | |
18 | ||
9201c707 | 19 | return execv_git_cmd(my_argv); |
35eb2d36 LT |
20 | } |
21 | ||
0c696fe7 JS |
22 | static int do_cvs_cmd(const char *me, char *arg) |
23 | { | |
24 | const char *cvsserver_argv[3] = { | |
25 | "cvsserver", "server", NULL | |
26 | }; | |
27 | const char *oldpath = getenv("PATH"); | |
28 | struct strbuf newpath = STRBUF_INIT; | |
29 | ||
30 | if (!arg || strcmp(arg, "server")) | |
31 | die("git-cvsserver only handles server: %s", arg); | |
32 | ||
33 | strbuf_addstr(&newpath, git_exec_path()); | |
34 | strbuf_addch(&newpath, ':'); | |
35 | strbuf_addstr(&newpath, oldpath); | |
36 | ||
37 | setenv("PATH", strbuf_detach(&newpath, NULL), 1); | |
38 | ||
39 | return execv_git_cmd(cvsserver_argv); | |
40 | } | |
41 | ||
42 | ||
35eb2d36 LT |
43 | static struct commands { |
44 | const char *name; | |
45 | int (*exec)(const char *me, char *arg); | |
46 | } cmd_list[] = { | |
47 | { "git-receive-pack", do_generic_cmd }, | |
48 | { "git-upload-pack", do_generic_cmd }, | |
0c696fe7 | 49 | { "cvs", do_cvs_cmd }, |
35eb2d36 LT |
50 | { NULL }, |
51 | }; | |
52 | ||
53 | int main(int argc, char **argv) | |
54 | { | |
55 | char *prog; | |
56 | struct commands *cmd; | |
57 | ||
0c696fe7 JS |
58 | if (argc == 2 && !strcmp(argv[1], "cvs server")) |
59 | argv--; | |
35eb2d36 | 60 | /* We want to see "-c cmd args", and nothing else */ |
0c696fe7 | 61 | else if (argc != 3 || strcmp(argv[1], "-c")) |
35eb2d36 LT |
62 | die("What do you think I am? A shell?"); |
63 | ||
64 | prog = argv[2]; | |
65 | argv += 2; | |
66 | argc -= 2; | |
67 | for (cmd = cmd_list ; cmd->name ; cmd++) { | |
68 | int len = strlen(cmd->name); | |
69 | char *arg; | |
70 | if (strncmp(cmd->name, prog, len)) | |
71 | continue; | |
72 | arg = NULL; | |
73 | switch (prog[len]) { | |
74 | case '\0': | |
75 | arg = NULL; | |
76 | break; | |
77 | case ' ': | |
78 | arg = prog + len + 1; | |
79 | break; | |
80 | default: | |
81 | continue; | |
82 | } | |
83 | exit(cmd->exec(cmd->name, arg)); | |
84 | } | |
85 | die("unrecognized command '%s'", prog); | |
86 | } |