1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
|
#include "cgit.h"
#include "configfile.h"
#include "html.h"
#define MAX_PATH 4096
/* return 1 if path contains a objects/ directory and a HEAD file */
static int is_git_dir(const char *path)
{
struct stat st;
static char buf[MAX_PATH];
if (snprintf(buf, MAX_PATH, "%s/objects", path) >= MAX_PATH) {
fprintf(stderr, "Insanely long path: %s\n", path);
return 0;
}
if (stat(buf, &st)) {
if (errno != ENOENT)
fprintf(stderr, "Error checking path %s: %s (%d)\n",
path, strerror(errno), errno);
return 0;
}
if (!S_ISDIR(st.st_mode))
return 0;
sprintf(buf, "%s/HEAD", path);
if (stat(buf, &st)) {
if (errno != ENOENT)
fprintf(stderr, "Error checking path %s: %s (%d)\n",
path, strerror(errno), errno);
return 0;
}
if (!S_ISREG(st.st_mode))
return 0;
return 1;
}
struct cgit_repo *repo;
repo_config_fn config_fn;
static void repo_config(const char *name, const char *value)
{
config_fn(repo, name, value);
}
static void add_repo(const char *base, const char *path, repo_config_fn fn)
{
struct stat st;
struct passwd *pwd;
char *p;
size_t size;
if (stat(path, &st)) {
fprintf(stderr, "Error accessing %s: %s (%d)\n",
path, strerror(errno), errno);
return;
}
if (!stat(fmt("%s/noweb", path), &st))
return;
if ((pwd = getpwuid(st.st_uid)) == NULL) {
fprintf(stderr, "Error reading owner-info for %s: %s (%d)\n",
path, strerror(errno), errno);
return;
}
if (base == path)
p = fmt("%s", path);
else
p = fmt("%s", path + strlen(base) + 1);
if (!strcmp(p + strlen(p) - 5, "/.git"))
p[strlen(p) - 5] = '\0';
repo = cgit_add_repo(xstrdup(p));
repo->name = repo->url;
repo->path = xstrdup(path);
p = (pwd && pwd->pw_gecos) ? strchr(pwd->pw_gecos, ',') : NULL;
if (p)
*p = '\0';
repo->owner = (pwd ? xstrdup(pwd->pw_gecos ? pwd->pw_gecos : pwd->pw_name) : "");
p = fmt("%s/description", path);
if (!stat(p, &st))
readfile(p, &repo->desc, &size);
p = fmt("%s/README.html", path);
if (!stat(p, &st))
repo->readme = "README.html";
p = fmt("%s/cgitrc", path);
if (!stat(p, &st)) {
config_fn = fn;
parse_configfile(xstrdup(p), &repo_config);
}
}
static void scan_path(const char *base, const char *path, repo_config_fn fn)
{
DIR *dir;
struct dirent *ent;
char *buf;
struct stat st;
if (is_git_dir(path)) {
add_repo(base, path, fn);
return;
}
if (is_git_dir(fmt("%s/.git", path))) {
add_repo(base, fmt("%s/.git", path), fn);
return;
}
dir = opendir(path);
if (!dir) {
fprintf(stderr, "Error opening directory %s: %s (%d)\n",
path, strerror(errno), errno);
return;
}
while((ent = readdir(dir)) != NULL) {
if (ent->d_name[0] == '.') {
if (ent->d_name[1] == '\0')
continue;
if (ent->d_name[1] == '.' && ent->d_name[2] == '\0')
continue;
}
buf = malloc(strlen(path) + strlen(ent->d_name) + 2);
if (!buf) {
fprintf(stderr, "Alloc error on %s: %s (%d)\n",
path, strerror(errno), errno);
exit(1);
}
sprintf(buf, "%s/%s", path, ent->d_name);
if (stat(buf, &st)) {
fprintf(stderr, "Error checking path %s: %s (%d)\n",
buf, strerror(errno), errno);
free(buf);
continue;
}
if (S_ISDIR(st.st_mode))
scan_path(base, buf, fn);
free(buf);
}
closedir(dir);
}
void scan_tree(const char *path, repo_config_fn fn)
{
scan_path(path, path, fn);
}
|
