gitweb: use new Git::Repo API, and add optional caching
[git/gitweb-caching.git] / shell.c
blob0f6a727a8c267cdeb3a93c30bc688bb64ecd8003
1 #include "cache.h"
2 #include "quote.h"
3 #include "exec_cmd.h"
4 #include "strbuf.h"
6 static int do_generic_cmd(const char *me, char *arg)
8 const char *my_argv[4];
10 setup_path();
11 if (!arg || !(arg = sq_dequote(arg)))
12 die("bad argument");
13 if (prefixcmp(me, "git-"))
14 die("bad command");
16 my_argv[0] = me + 4;
17 my_argv[1] = arg;
18 my_argv[2] = NULL;
20 return execv_git_cmd(my_argv);
23 static int do_cvs_cmd(const char *me, char *arg)
25 const char *cvsserver_argv[3] = {
26 "cvsserver", "server", NULL
29 if (!arg || strcmp(arg, "server"))
30 die("git-cvsserver only handles server: %s", arg);
32 setup_path();
33 return execv_git_cmd(cvsserver_argv);
37 static struct commands {
38 const char *name;
39 int (*exec)(const char *me, char *arg);
40 } cmd_list[] = {
41 { "git-receive-pack", do_generic_cmd },
42 { "git-upload-pack", do_generic_cmd },
43 { "cvs", do_cvs_cmd },
44 { NULL },
47 int main(int argc, char **argv)
49 char *prog;
50 struct commands *cmd;
53 * Special hack to pretend to be a CVS server
55 if (argc == 2 && !strcmp(argv[1], "cvs server"))
56 argv--;
59 * We do not accept anything but "-c" followed by "cmd arg",
60 * where "cmd" is a very limited subset of git commands.
62 else if (argc != 3 || strcmp(argv[1], "-c"))
63 die("What do you think I am? A shell?");
65 prog = argv[2];
66 if (!strncmp(prog, "git", 3) && isspace(prog[3]))
67 /* Accept "git foo" as if the caller said "git-foo". */
68 prog[3] = '-';
70 for (cmd = cmd_list ; cmd->name ; cmd++) {
71 int len = strlen(cmd->name);
72 char *arg;
73 if (strncmp(cmd->name, prog, len))
74 continue;
75 arg = NULL;
76 switch (prog[len]) {
77 case '\0':
78 arg = NULL;
79 break;
80 case ' ':
81 arg = prog + len + 1;
82 break;
83 default:
84 continue;
86 exit(cmd->exec(cmd->name, arg));
88 die("unrecognized command '%s'", prog);