]> gitweb.ps.run Git - ps-cgit/blob - scan-tree.c
scan-tree: split the pw_gecos field at the ',' to get the real name
[ps-cgit] / scan-tree.c
1 #include "cgit.h"
2 #include "html.h"
3
4 #define MAX_PATH 4096
5
6 /* return 1 if path contains a objects/ directory and a HEAD file */
7 static int is_git_dir(const char *path)
8 {
9         struct stat st;
10         static char buf[MAX_PATH];
11
12         if (snprintf(buf, MAX_PATH, "%s/objects", path) >= MAX_PATH) {
13                 fprintf(stderr, "Insanely long path: %s\n", path);
14                 return 0;
15         }
16         if (stat(buf, &st)) {
17                 if (errno != ENOENT)
18                         fprintf(stderr, "Error checking path %s: %s (%d)\n",
19                                 path, strerror(errno), errno);
20                 return 0;
21         }
22         if (!S_ISDIR(st.st_mode))
23                 return 0;
24
25         sprintf(buf, "%s/HEAD", path);
26         if (stat(buf, &st)) {
27                 if (errno != ENOENT)
28                         fprintf(stderr, "Error checking path %s: %s (%d)\n",
29                                 path, strerror(errno), errno);
30                 return 0;
31         }
32         if (!S_ISREG(st.st_mode))
33                 return 0;
34
35         return 1;
36 }
37
38 static void add_repo(const char *base, const char *path)
39 {
40         struct cgit_repo *repo;
41         struct stat st;
42         struct passwd *pwd;
43         char *p;
44         size_t size;
45
46         if (stat(path, &st)) {
47                 fprintf(stderr, "Error accessing %s: %s (%d)\n",
48                         path, strerror(errno), errno);
49                 return;
50         }
51         if ((pwd = getpwuid(st.st_uid)) == NULL) {
52                 fprintf(stderr, "Error reading owner-info for %s: %s (%d)\n",
53                         path, strerror(errno), errno);
54                 return;
55         }
56         if (base == path)
57                 p = fmt("%s", path);
58         else
59                 p = fmt("%s", path + strlen(base) + 1);
60
61         if (!strcmp(p + strlen(p) - 5, "/.git"))
62                 p[strlen(p) - 5] = '\0';
63
64         repo = cgit_add_repo(xstrdup(p));
65         repo->name = repo->url;
66         repo->path = xstrdup(path);
67         p = (pwd && pwd->pw_gecos) ? strchr(pwd->pw_gecos, ',') : NULL;
68         if (p)
69                 *p = '\0';
70         repo->owner = (pwd ? xstrdup(pwd->pw_gecos ? pwd->pw_gecos : pwd->pw_name) : "");
71
72         p = fmt("%s/description", path);
73         if (!stat(p, &st))
74                 readfile(p, &repo->desc, &size);
75
76         p = fmt("%s/README.html", path);
77         if (!stat(p, &st))
78                 repo->readme = "README.html";
79 }
80
81 static void scan_path(const char *base, const char *path)
82 {
83         DIR *dir;
84         struct dirent *ent;
85         char *buf;
86         struct stat st;
87
88         if (is_git_dir(path)) {
89                 add_repo(base, path);
90                 return;
91         }
92         dir = opendir(path);
93         if (!dir) {
94                 fprintf(stderr, "Error opening directory %s: %s (%d)\n",
95                         path, strerror(errno), errno);
96                 return;
97         }
98         while((ent = readdir(dir)) != NULL) {
99                 if (ent->d_name[0] == '.') {
100                         if (ent->d_name[1] == '\0')
101                                 continue;
102                         if (ent->d_name[1] == '.' && ent->d_name[2] == '\0')
103                                 continue;
104                 }
105                 buf = malloc(strlen(path) + strlen(ent->d_name) + 2);
106                 if (!buf) {
107                         fprintf(stderr, "Alloc error on %s: %s (%d)\n",
108                                 path, strerror(errno), errno);
109                         exit(1);
110                 }
111                 sprintf(buf, "%s/%s", path, ent->d_name);
112                 if (stat(buf, &st)) {
113                         fprintf(stderr, "Error checking path %s: %s (%d)\n",
114                                 buf, strerror(errno), errno);
115                         free(buf);
116                         continue;
117                 }
118                 if (S_ISDIR(st.st_mode))
119                         scan_path(base, buf);
120                 free(buf);
121         }
122         closedir(dir);
123 }
124
125 void scan_tree(const char *path)
126 {
127         scan_path(path, path);
128 }