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
|
#include "cgit.h"
#include "html.h"
#include "ui-shared.h"
static void print_line(char *line, int len)
{
char c = line[len-1];
line[len-1] = '\0';
htmlf("%s\n", line);
line[len-1] = c;
}
static void header(unsigned char *sha1, char *path1, int mode1,
unsigned char *sha2, char *path2, int mode2)
{
char *abbrev1, *abbrev2;
int subproject;
subproject = (S_ISGITLINK(mode1) || S_ISGITLINK(mode2));
htmlf("diff --git a/%s b/%s\n", path1, path2);
if (is_null_sha1(sha1))
path1 = "dev/null";
if (is_null_sha1(sha2))
path2 = "dev/null";
if (mode1 == 0)
htmlf("new file mode %.6o\n", mode2);
if (mode2 == 0)
htmlf("deleted file mode %.6o\n", mode1);
if (!subproject) {
abbrev1 = xstrdup(find_unique_abbrev(sha1, DEFAULT_ABBREV));
abbrev2 = xstrdup(find_unique_abbrev(sha2, DEFAULT_ABBREV));
htmlf("index %s..%s", abbrev1, abbrev2);
free(abbrev1);
free(abbrev2);
if (mode1 != 0 && mode2 != 0) {
htmlf(" %.6o", mode1);
if (mode2 != mode1)
htmlf("..%.6o", mode2);
}
htmlf("\n--- a/%s\n", path1);
htmlf("+++ b/%s\n", path2);
}
}
static void filepair_cb(struct diff_filepair *pair)
{
unsigned long old_size = 0;
unsigned long new_size = 0;
int binary = 0;
header(pair->one->sha1, pair->one->path, pair->one->mode,
pair->two->sha1, pair->two->path, pair->two->mode);
if (S_ISGITLINK(pair->one->mode) || S_ISGITLINK(pair->two->mode)) {
if (S_ISGITLINK(pair->one->mode))
print_line(fmt("-Subproject %s", sha1_to_hex(pair->one->sha1)), 52);
if (S_ISGITLINK(pair->two->mode))
print_line(fmt("+Subproject %s", sha1_to_hex(pair->two->sha1)), 52);
return;
}
if (cgit_diff_files(pair->one->sha1, pair->two->sha1, &old_size,
&new_size, &binary, 0, 0, print_line))
html("Error running diff");
if (binary)
html("Binary files differ\n");
}
void cgit_print_patch(char *hex, const char *prefix)
{
struct commit *commit;
struct commitinfo *info;
unsigned char sha1[20], old_sha1[20];
char *patchname;
if (!hex)
hex = ctx.qry.head;
if (get_sha1(hex, sha1)) {
cgit_print_error(fmt("Bad object id: %s", hex));
return;
}
commit = lookup_commit_reference(sha1);
if (!commit) {
cgit_print_error(fmt("Bad commit reference: %s", hex));
return;
}
info = cgit_parse_commit(commit);
if (commit->parents && commit->parents->item)
hashcpy(old_sha1, commit->parents->item->object.sha1);
else
hashclr(old_sha1);
patchname = fmt("%s.patch", sha1_to_hex(sha1));
ctx.page.mimetype = "text/plain";
ctx.page.filename = patchname;
cgit_print_http_headers(&ctx);
htmlf("From %s Mon Sep 17 00:00:00 2001\n", sha1_to_hex(sha1));
htmlf("From: %s", info->author);
if (!ctx.cfg.noplainemail) {
htmlf(" %s", info->author_email);
}
html("\n");
html("Date: ");
cgit_print_date(info->author_date, "%a, %d %b %Y %H:%M:%S %z%n", ctx.cfg.local_time);
htmlf("Subject: %s\n\n", info->subject);
if (info->msg && *info->msg) {
htmlf("%s", info->msg);
if (info->msg[strlen(info->msg) - 1] != '\n')
html("\n");
}
html("---\n");
if (prefix)
htmlf("(limited to '%s')\n\n", prefix);
cgit_diff_tree(old_sha1, sha1, filepair_cb, prefix, 0);
html("--\n");
htmlf("cgit %s\n", CGIT_VERSION);
cgit_free_commitinfo(info);
}
|
