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path: root/scan-tree.c
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-rw-r--r--scan-tree.c20
1 files changed, 11 insertions, 9 deletions
diff --git a/scan-tree.c b/scan-tree.c
index a0e09ce..627af1b 100644
--- a/scan-tree.c
+++ b/scan-tree.c
@@ -1,239 +1,241 @@
1/* scan-tree.c 1/* scan-tree.c
2 * 2 *
3 * Copyright (C) 2008-2009 Lars Hjemli 3 * Copyright (C) 2008-2009 Lars Hjemli
4 * Copyright (C) 2010 Jason A. Donenfeld <Jason@zx2c4.com> 4 * Copyright (C) 2010 Jason A. Donenfeld <Jason@zx2c4.com>
5 * 5 *
6 * Licensed under GNU General Public License v2 6 * Licensed under GNU General Public License v2
7 * (see COPYING for full license text) 7 * (see COPYING for full license text)
8 */ 8 */
9 9
10#include "cgit.h" 10#include "cgit.h"
11#include "configfile.h" 11#include "configfile.h"
12#include "html.h" 12#include "html.h"
13 13
14#define MAX_PATH 4096 14#define MAX_PATH 4096
15 15
16/* return 1 if path contains a objects/ directory and a HEAD file */ 16/* return 1 if path contains a objects/ directory and a HEAD file */
17static int is_git_dir(const char *path) 17static int is_git_dir(const char *path)
18{ 18{
19 struct stat st; 19 struct stat st;
20 static char buf[MAX_PATH]; 20 static char buf[MAX_PATH];
21 21
22 if (snprintf(buf, MAX_PATH, "%s/objects", path) >= MAX_PATH) { 22 if (snprintf(buf, MAX_PATH, "%s/objects", path) >= MAX_PATH) {
23 fprintf(stderr, "Insanely long path: %s\n", path); 23 fprintf(stderr, "Insanely long path: %s\n", path);
24 return 0; 24 return 0;
25 } 25 }
26 if (stat(buf, &st)) { 26 if (stat(buf, &st)) {
27 if (errno != ENOENT) 27 if (errno != ENOENT)
28 fprintf(stderr, "Error checking path %s: %s (%d)\n", 28 fprintf(stderr, "Error checking path %s: %s (%d)\n",
29 path, strerror(errno), errno); 29 path, strerror(errno), errno);
30 return 0; 30 return 0;
31 } 31 }
32 if (!S_ISDIR(st.st_mode)) 32 if (!S_ISDIR(st.st_mode))
33 return 0; 33 return 0;
34 34
35 sprintf(buf, "%s/HEAD", path); 35 sprintf(buf, "%s/HEAD", path);
36 if (stat(buf, &st)) { 36 if (stat(buf, &st)) {
37 if (errno != ENOENT) 37 if (errno != ENOENT)
38 fprintf(stderr, "Error checking path %s: %s (%d)\n", 38 fprintf(stderr, "Error checking path %s: %s (%d)\n",
39 path, strerror(errno), errno); 39 path, strerror(errno), errno);
40 return 0; 40 return 0;
41 } 41 }
42 if (!S_ISREG(st.st_mode)) 42 if (!S_ISREG(st.st_mode))
43 return 0; 43 return 0;
44 44
45 return 1; 45 return 1;
46} 46}
47 47
48struct cgit_repo *repo; 48struct cgit_repo *repo;
49repo_config_fn config_fn; 49repo_config_fn config_fn;
50char *owner; 50char *owner;
51 51
52static void repo_config(const char *name, const char *value) 52static void repo_config(const char *name, const char *value)
53{ 53{
54 config_fn(repo, name, value); 54 config_fn(repo, name, value);
55} 55}
56 56
57static int git_owner_config(const char *key, const char *value, void *cb) 57static int git_owner_config(const char *key, const char *value, void *cb)
58{ 58{
59 if (!strcmp(key, "gitweb.owner")) 59 if (!strcmp(key, "gitweb.owner"))
60 owner = xstrdup(value); 60 owner = xstrdup(value);
61 return 0; 61 return 0;
62} 62}
63 63
64static char *xstrrchr(char *s, char *from, int c) 64static char *xstrrchr(char *s, char *from, int c)
65{ 65{
66 while (from >= s && *from != c) 66 while (from >= s && *from != c)
67 from--; 67 from--;
68 return from < s ? NULL : from; 68 return from < s ? NULL : from;
69} 69}
70 70
71static void add_repo(const char *base, const char *path, repo_config_fn fn) 71static void add_repo(const char *base, const char *path, repo_config_fn fn)
72{ 72{
73 struct stat st; 73 struct stat st;
74 struct passwd *pwd; 74 struct passwd *pwd;
75 char *rel, *p, *slash; 75 char *rel, *p, *slash;
76 int n; 76 int n;
77 size_t size; 77 size_t size;
78 78
79 if (stat(path, &st)) { 79 if (stat(path, &st)) {
80 fprintf(stderr, "Error accessing %s: %s (%d)\n", 80 fprintf(stderr, "Error accessing %s: %s (%d)\n",
81 path, strerror(errno), errno); 81 path, strerror(errno), errno);
82 return; 82 return;
83 } 83 }
84 84
85 if (ctx.cfg.strict_export && stat(fmt("%s/%s", path, ctx.cfg.strict_export), &st)) 85 if (ctx.cfg.strict_export && stat(fmt("%s/%s", path, ctx.cfg.strict_export), &st))
86 return; 86 return;
87 87
88 if (!stat(fmt("%s/noweb", path), &st)) 88 if (!stat(fmt("%s/noweb", path), &st))
89 return; 89 return;
90 90
91 owner = NULL; 91 owner = NULL;
92 if (ctx.cfg.enable_gitweb_owner) 92 if (ctx.cfg.enable_gitweb_owner)
93 git_config_from_file(git_owner_config, fmt("%s/config", path), NULL); 93 git_config_from_file(git_owner_config, fmt("%s/config", path), NULL);
94 if (base == path) 94 if (base == path)
95 rel = xstrdup(fmt("%s", path)); 95 rel = xstrdup(fmt("%s", path));
96 else 96 else
97 rel = xstrdup(fmt("%s", path + strlen(base) + 1)); 97 rel = xstrdup(fmt("%s", path + strlen(base) + 1));
98 98
99 if (!strcmp(rel + strlen(rel) - 5, "/.git")) 99 if (!strcmp(rel + strlen(rel) - 5, "/.git"))
100 rel[strlen(rel) - 5] = '\0'; 100 rel[strlen(rel) - 5] = '\0';
101 101
102 repo = cgit_add_repo(rel); 102 repo = cgit_add_repo(rel);
103 if (ctx.cfg.remove_suffix) 103 if (ctx.cfg.remove_suffix)
104 if ((p = strrchr(repo->url, '.')) && !strcmp(p, ".git")) 104 if ((p = strrchr(repo->url, '.')) && !strcmp(p, ".git"))
105 *p = '\0'; 105 *p = '\0';
106 repo->name = repo->url; 106 repo->name = repo->url;
107 repo->path = xstrdup(path); 107 repo->path = xstrdup(path);
108 while (!owner) { 108 while (!owner) {
109 if ((pwd = getpwuid(st.st_uid)) == NULL) { 109 if ((pwd = getpwuid(st.st_uid)) == NULL) {
110 fprintf(stderr, "Error reading owner-info for %s: %s (%d)\n", 110 fprintf(stderr, "Error reading owner-info for %s: %s (%d)\n",
111 path, strerror(errno), errno); 111 path, strerror(errno), errno);
112 break; 112 break;
113 } 113 }
114 if (pwd->pw_gecos) 114 if (pwd->pw_gecos)
115 if ((p = strchr(pwd->pw_gecos, ','))) 115 if ((p = strchr(pwd->pw_gecos, ',')))
116 *p = '\0'; 116 *p = '\0';
117 owner = xstrdup(pwd->pw_gecos ? pwd->pw_gecos : pwd->pw_name); 117 owner = xstrdup(pwd->pw_gecos ? pwd->pw_gecos : pwd->pw_name);
118 } 118 }
119 repo->owner = owner; 119 repo->owner = owner;
120 120
121 p = fmt("%s/description", path); 121 p = fmt("%s/description", path);
122 if (!stat(p, &st)) 122 if (!stat(p, &st))
123 readfile(p, &repo->desc, &size); 123 readfile(p, &repo->desc, &size);
124 124
125 if (!repo->readme) { 125 if (!repo->readme) {
126 p = fmt("%s/README.html", path); 126 p = fmt("%s/README.html", path);
127 if (!stat(p, &st)) 127 if (!stat(p, &st))
128 repo->readme = "README.html"; 128 repo->readme = "README.html";
129 } 129 }
130 if (ctx.cfg.section_from_path) { 130 if (ctx.cfg.section_from_path) {
131 n = ctx.cfg.section_from_path; 131 n = ctx.cfg.section_from_path;
132 if (n > 0) { 132 if (n > 0) {
133 slash = rel; 133 slash = rel;
134 while (slash && n && (slash = strchr(slash, '/'))) 134 while (slash && n && (slash = strchr(slash, '/')))
135 n--; 135 n--;
136 } else { 136 } else {
137 slash = rel + strlen(rel); 137 slash = rel + strlen(rel);
138 while (slash && n && (slash = xstrrchr(rel, slash, '/'))) 138 while (slash && n && (slash = xstrrchr(rel, slash, '/')))
139 n++; 139 n++;
140 } 140 }
141 if (slash && !n) { 141 if (slash && !n) {
142 *slash = '\0'; 142 *slash = '\0';
143 repo->section = xstrdup(rel); 143 repo->section = xstrdup(rel);
144 *slash = '/'; 144 *slash = '/';
145 if (!prefixcmp(repo->name, repo->section)) { 145 if (!prefixcmp(repo->name, repo->section)) {
146 repo->name += strlen(repo->section); 146 repo->name += strlen(repo->section);
147 if (*repo->name == '/') 147 if (*repo->name == '/')
148 repo->name++; 148 repo->name++;
149 } 149 }
150 } 150 }
151 } 151 }
152 152
153 p = fmt("%s/cgitrc", path); 153 p = fmt("%s/cgitrc", path);
154 if (!stat(p, &st)) { 154 if (!stat(p, &st)) {
155 config_fn = fn; 155 config_fn = fn;
156 parse_configfile(xstrdup(p), &repo_config); 156 parse_configfile(xstrdup(p), &repo_config);
157 } 157 }
158} 158}
159 159
160static void scan_path(const char *base, const char *path, repo_config_fn fn) 160static void scan_path(const char *base, const char *path, repo_config_fn fn)
161{ 161{
162 DIR *dir; 162 DIR *dir = opendir(path);
163 struct dirent *ent; 163 struct dirent *ent;
164 char *buf; 164 char *buf;
165 struct stat st; 165 struct stat st;
166 166
167 if (!dir) {
168 fprintf(stderr, "Error opening directory %s: %s (%d)\n",
169 path, strerror(errno), errno);
170 return;
171 }
167 if (is_git_dir(path)) { 172 if (is_git_dir(path)) {
168 add_repo(base, path, fn); 173 add_repo(base, path, fn);
169 return; 174 goto end;
170 } 175 }
171 if (is_git_dir(fmt("%s/.git", path))) { 176 if (is_git_dir(fmt("%s/.git", path))) {
172 add_repo(base, fmt("%s/.git", path), fn); 177 add_repo(base, fmt("%s/.git", path), fn);
173 return; 178 goto end;
174 }
175 dir = opendir(path);
176 if (!dir) {
177 fprintf(stderr, "Error opening directory %s: %s (%d)\n",
178 path, strerror(errno), errno);
179 return;
180 } 179 }
181 while((ent = readdir(dir)) != NULL) { 180 while((ent = readdir(dir)) != NULL) {
182 if (ent->d_name[0] == '.') { 181 if (ent->d_name[0] == '.') {
183 if (ent->d_name[1] == '\0') 182 if (ent->d_name[1] == '\0')
184 continue; 183 continue;
185 if (ent->d_name[1] == '.' && ent->d_name[2] == '\0') 184 if (ent->d_name[1] == '.' && ent->d_name[2] == '\0')
186 continue; 185 continue;
186 if (!ctx.cfg.scan_hidden_path)
187 continue;
187 } 188 }
188 buf = malloc(strlen(path) + strlen(ent->d_name) + 2); 189 buf = malloc(strlen(path) + strlen(ent->d_name) + 2);
189 if (!buf) { 190 if (!buf) {
190 fprintf(stderr, "Alloc error on %s: %s (%d)\n", 191 fprintf(stderr, "Alloc error on %s: %s (%d)\n",
191 path, strerror(errno), errno); 192 path, strerror(errno), errno);
192 exit(1); 193 exit(1);
193 } 194 }
194 sprintf(buf, "%s/%s", path, ent->d_name); 195 sprintf(buf, "%s/%s", path, ent->d_name);
195 if (stat(buf, &st)) { 196 if (stat(buf, &st)) {
196 fprintf(stderr, "Error checking path %s: %s (%d)\n", 197 fprintf(stderr, "Error checking path %s: %s (%d)\n",
197 buf, strerror(errno), errno); 198 buf, strerror(errno), errno);
198 free(buf); 199 free(buf);
199 continue; 200 continue;
200 } 201 }
201 if (S_ISDIR(st.st_mode)) 202 if (S_ISDIR(st.st_mode))
202 scan_path(base, buf, fn); 203 scan_path(base, buf, fn);
203 free(buf); 204 free(buf);
204 } 205 }
206end:
205 closedir(dir); 207 closedir(dir);
206} 208}
207 209
208#define lastc(s) s[strlen(s) - 1] 210#define lastc(s) s[strlen(s) - 1]
209 211
210void scan_projects(const char *path, const char *projectsfile, repo_config_fn fn) 212void scan_projects(const char *path, const char *projectsfile, repo_config_fn fn)
211{ 213{
212 char line[MAX_PATH * 2], *z; 214 char line[MAX_PATH * 2], *z;
213 FILE *projects; 215 FILE *projects;
214 int err; 216 int err;
215 217
216 projects = fopen(projectsfile, "r"); 218 projects = fopen(projectsfile, "r");
217 if (!projects) { 219 if (!projects) {
218 fprintf(stderr, "Error opening projectsfile %s: %s (%d)\n", 220 fprintf(stderr, "Error opening projectsfile %s: %s (%d)\n",
219 projectsfile, strerror(errno), errno); 221 projectsfile, strerror(errno), errno);
220 } 222 }
221 while (fgets(line, sizeof(line), projects) != NULL) { 223 while (fgets(line, sizeof(line), projects) != NULL) {
222 for (z = &lastc(line); 224 for (z = &lastc(line);
223 strlen(line) && strchr("\n\r", *z); 225 strlen(line) && strchr("\n\r", *z);
224 z = &lastc(line)) 226 z = &lastc(line))
225 *z = '\0'; 227 *z = '\0';
226 if (strlen(line)) 228 if (strlen(line))
227 scan_path(path, fmt("%s/%s", path, line), fn); 229 scan_path(path, fmt("%s/%s", path, line), fn);
228 } 230 }
229 if ((err = ferror(projects))) { 231 if ((err = ferror(projects))) {
230 fprintf(stderr, "Error reading from projectsfile %s: %s (%d)\n", 232 fprintf(stderr, "Error reading from projectsfile %s: %s (%d)\n",
231 projectsfile, strerror(err), err); 233 projectsfile, strerror(err), err);
232 } 234 }
233 fclose(projects); 235 fclose(projects);
234} 236}
235 237
236void scan_tree(const char *path, repo_config_fn fn) 238void scan_tree(const char *path, repo_config_fn fn)
237{ 239{
238 scan_path(path, path, fn); 240 scan_path(path, path, fn);
239} 241}