summaryrefslogtreecommitdiffabout
path: root/ui-diff.c
Unidiff
Diffstat (limited to 'ui-diff.c') (more/less context) (ignore whitespace changes)
-rw-r--r--ui-diff.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/ui-diff.c b/ui-diff.c
index 0dcabe9..7ff7e46 100644
--- a/ui-diff.c
+++ b/ui-diff.c
@@ -1,191 +1,191 @@
1/* ui-diff.c: show diff between two blobs 1/* ui-diff.c: show diff between two blobs
2 * 2 *
3 * Copyright (C) 2006 Lars Hjemli 3 * Copyright (C) 2006 Lars Hjemli
4 * 4 *
5 * Licensed under GNU General Public License v2 5 * Licensed under GNU General Public License v2
6 * (see COPYING for full license text) 6 * (see COPYING for full license text)
7 */ 7 */
8 8
9#include "cgit.h" 9#include "cgit.h"
10#include "html.h" 10#include "html.h"
11#include "ui-shared.h" 11#include "ui-shared.h"
12#include "ui-ssdiff.h" 12#include "ui-ssdiff.h"
13 13
14unsigned char old_rev_sha1[20]; 14unsigned char old_rev_sha1[20];
15unsigned char new_rev_sha1[20]; 15unsigned char new_rev_sha1[20];
16 16
17static int files, slots; 17static int files, slots;
18static int total_adds, total_rems, max_changes; 18static int total_adds, total_rems, max_changes;
19static int lines_added, lines_removed; 19static int lines_added, lines_removed;
20 20
21static struct fileinfo { 21static struct fileinfo {
22 char status; 22 char status;
23 unsigned char old_sha1[20]; 23 unsigned char old_sha1[20];
24 unsigned char new_sha1[20]; 24 unsigned char new_sha1[20];
25 unsigned short old_mode; 25 unsigned short old_mode;
26 unsigned short new_mode; 26 unsigned short new_mode;
27 char *old_path; 27 char *old_path;
28 char *new_path; 28 char *new_path;
29 unsigned int added; 29 unsigned int added;
30 unsigned int removed; 30 unsigned int removed;
31 unsigned long old_size; 31 unsigned long old_size;
32 unsigned long new_size; 32 unsigned long new_size;
33 int binary:1; 33 int binary:1;
34} *items; 34} *items;
35 35
36static int use_ssdiff = 0; 36static int use_ssdiff = 0;
37 37
38static void print_fileinfo(struct fileinfo *info) 38static void print_fileinfo(struct fileinfo *info)
39{ 39{
40 char *class; 40 char *class;
41 41
42 switch (info->status) { 42 switch (info->status) {
43 case DIFF_STATUS_ADDED: 43 case DIFF_STATUS_ADDED:
44 class = "add"; 44 class = "add";
45 break; 45 break;
46 case DIFF_STATUS_COPIED: 46 case DIFF_STATUS_COPIED:
47 class = "cpy"; 47 class = "cpy";
48 break; 48 break;
49 case DIFF_STATUS_DELETED: 49 case DIFF_STATUS_DELETED:
50 class = "del"; 50 class = "del";
51 break; 51 break;
52 case DIFF_STATUS_MODIFIED: 52 case DIFF_STATUS_MODIFIED:
53 class = "upd"; 53 class = "upd";
54 break; 54 break;
55 case DIFF_STATUS_RENAMED: 55 case DIFF_STATUS_RENAMED:
56 class = "mov"; 56 class = "mov";
57 break; 57 break;
58 case DIFF_STATUS_TYPE_CHANGED: 58 case DIFF_STATUS_TYPE_CHANGED:
59 class = "typ"; 59 class = "typ";
60 break; 60 break;
61 case DIFF_STATUS_UNKNOWN: 61 case DIFF_STATUS_UNKNOWN:
62 class = "unk"; 62 class = "unk";
63 break; 63 break;
64 case DIFF_STATUS_UNMERGED: 64 case DIFF_STATUS_UNMERGED:
65 class = "stg"; 65 class = "stg";
66 break; 66 break;
67 default: 67 default:
68 die("bug: unhandled diff status %c", info->status); 68 die("bug: unhandled diff status %c", info->status);
69 } 69 }
70 70
71 html("<tr>"); 71 html("<tr>");
72 htmlf("<td class='mode'>"); 72 htmlf("<td class='mode'>");
73 if (is_null_sha1(info->new_sha1)) { 73 if (is_null_sha1(info->new_sha1)) {
74 cgit_print_filemode(info->old_mode); 74 cgit_print_filemode(info->old_mode);
75 } else { 75 } else {
76 cgit_print_filemode(info->new_mode); 76 cgit_print_filemode(info->new_mode);
77 } 77 }
78 78
79 if (info->old_mode != info->new_mode && 79 if (info->old_mode != info->new_mode &&
80 !is_null_sha1(info->old_sha1) && 80 !is_null_sha1(info->old_sha1) &&
81 !is_null_sha1(info->new_sha1)) { 81 !is_null_sha1(info->new_sha1)) {
82 html("<span class='modechange'>["); 82 html("<span class='modechange'>[");
83 cgit_print_filemode(info->old_mode); 83 cgit_print_filemode(info->old_mode);
84 html("]</span>"); 84 html("]</span>");
85 } 85 }
86 htmlf("</td><td class='%s'>", class); 86 htmlf("</td><td class='%s'>", class);
87 cgit_diff_link(info->new_path, NULL, NULL, ctx.qry.head, ctx.qry.sha1, 87 cgit_diff_link(info->new_path, NULL, NULL, ctx.qry.head, ctx.qry.sha1,
88 ctx.qry.sha2, info->new_path, 0); 88 ctx.qry.sha2, info->new_path, 0);
89 if (info->status == DIFF_STATUS_COPIED || info->status == DIFF_STATUS_RENAMED) 89 if (info->status == DIFF_STATUS_COPIED || info->status == DIFF_STATUS_RENAMED)
90 htmlf(" (%s from %s)", 90 htmlf(" (%s from %s)",
91 info->status == DIFF_STATUS_COPIED ? "copied" : "renamed", 91 info->status == DIFF_STATUS_COPIED ? "copied" : "renamed",
92 info->old_path); 92 info->old_path);
93 html("</td><td class='right'>"); 93 html("</td><td class='right'>");
94 if (info->binary) { 94 if (info->binary) {
95 htmlf("bin</td><td class='graph'>%d -> %d bytes", 95 htmlf("bin</td><td class='graph'>%ld -> %ld bytes",
96 info->old_size, info->new_size); 96 info->old_size, info->new_size);
97 return; 97 return;
98 } 98 }
99 htmlf("%d", info->added + info->removed); 99 htmlf("%d", info->added + info->removed);
100 html("</td><td class='graph'>"); 100 html("</td><td class='graph'>");
101 htmlf("<table summary='file diffstat' width='%d%%'><tr>", (max_changes > 100 ? 100 : max_changes)); 101 htmlf("<table summary='file diffstat' width='%d%%'><tr>", (max_changes > 100 ? 100 : max_changes));
102 htmlf("<td class='add' style='width: %.1f%%;'/>", 102 htmlf("<td class='add' style='width: %.1f%%;'/>",
103 info->added * 100.0 / max_changes); 103 info->added * 100.0 / max_changes);
104 htmlf("<td class='rem' style='width: %.1f%%;'/>", 104 htmlf("<td class='rem' style='width: %.1f%%;'/>",
105 info->removed * 100.0 / max_changes); 105 info->removed * 100.0 / max_changes);
106 htmlf("<td class='none' style='width: %.1f%%;'/>", 106 htmlf("<td class='none' style='width: %.1f%%;'/>",
107 (max_changes - info->removed - info->added) * 100.0 / max_changes); 107 (max_changes - info->removed - info->added) * 100.0 / max_changes);
108 html("</tr></table></td></tr>\n"); 108 html("</tr></table></td></tr>\n");
109} 109}
110 110
111static void count_diff_lines(char *line, int len) 111static void count_diff_lines(char *line, int len)
112{ 112{
113 if (line && (len > 0)) { 113 if (line && (len > 0)) {
114 if (line[0] == '+') 114 if (line[0] == '+')
115 lines_added++; 115 lines_added++;
116 else if (line[0] == '-') 116 else if (line[0] == '-')
117 lines_removed++; 117 lines_removed++;
118 } 118 }
119} 119}
120 120
121static void inspect_filepair(struct diff_filepair *pair) 121static void inspect_filepair(struct diff_filepair *pair)
122{ 122{
123 int binary = 0; 123 int binary = 0;
124 unsigned long old_size = 0; 124 unsigned long old_size = 0;
125 unsigned long new_size = 0; 125 unsigned long new_size = 0;
126 files++; 126 files++;
127 lines_added = 0; 127 lines_added = 0;
128 lines_removed = 0; 128 lines_removed = 0;
129 cgit_diff_files(pair->one->sha1, pair->two->sha1, &old_size, &new_size, 129 cgit_diff_files(pair->one->sha1, pair->two->sha1, &old_size, &new_size,
130 &binary, 0, ctx.qry.ignorews, count_diff_lines); 130 &binary, 0, ctx.qry.ignorews, count_diff_lines);
131 if (files >= slots) { 131 if (files >= slots) {
132 if (slots == 0) 132 if (slots == 0)
133 slots = 4; 133 slots = 4;
134 else 134 else
135 slots = slots * 2; 135 slots = slots * 2;
136 items = xrealloc(items, slots * sizeof(struct fileinfo)); 136 items = xrealloc(items, slots * sizeof(struct fileinfo));
137 } 137 }
138 items[files-1].status = pair->status; 138 items[files-1].status = pair->status;
139 hashcpy(items[files-1].old_sha1, pair->one->sha1); 139 hashcpy(items[files-1].old_sha1, pair->one->sha1);
140 hashcpy(items[files-1].new_sha1, pair->two->sha1); 140 hashcpy(items[files-1].new_sha1, pair->two->sha1);
141 items[files-1].old_mode = pair->one->mode; 141 items[files-1].old_mode = pair->one->mode;
142 items[files-1].new_mode = pair->two->mode; 142 items[files-1].new_mode = pair->two->mode;
143 items[files-1].old_path = xstrdup(pair->one->path); 143 items[files-1].old_path = xstrdup(pair->one->path);
144 items[files-1].new_path = xstrdup(pair->two->path); 144 items[files-1].new_path = xstrdup(pair->two->path);
145 items[files-1].added = lines_added; 145 items[files-1].added = lines_added;
146 items[files-1].removed = lines_removed; 146 items[files-1].removed = lines_removed;
147 items[files-1].old_size = old_size; 147 items[files-1].old_size = old_size;
148 items[files-1].new_size = new_size; 148 items[files-1].new_size = new_size;
149 items[files-1].binary = binary; 149 items[files-1].binary = binary;
150 if (lines_added + lines_removed > max_changes) 150 if (lines_added + lines_removed > max_changes)
151 max_changes = lines_added + lines_removed; 151 max_changes = lines_added + lines_removed;
152 total_adds += lines_added; 152 total_adds += lines_added;
153 total_rems += lines_removed; 153 total_rems += lines_removed;
154} 154}
155 155
156void cgit_print_diffstat(const unsigned char *old_sha1, 156void cgit_print_diffstat(const unsigned char *old_sha1,
157 const unsigned char *new_sha1, const char *prefix) 157 const unsigned char *new_sha1, const char *prefix)
158{ 158{
159 int i, save_context = ctx.qry.context; 159 int i, save_context = ctx.qry.context;
160 160
161 html("<div class='diffstat-header'>"); 161 html("<div class='diffstat-header'>");
162 cgit_diff_link("Diffstat", NULL, NULL, ctx.qry.head, ctx.qry.sha1, 162 cgit_diff_link("Diffstat", NULL, NULL, ctx.qry.head, ctx.qry.sha1,
163 ctx.qry.sha2, NULL, 0); 163 ctx.qry.sha2, NULL, 0);
164 if (prefix) 164 if (prefix)
165 htmlf(" (limited to '%s')", prefix); 165 htmlf(" (limited to '%s')", prefix);
166 html(" ("); 166 html(" (");
167 ctx.qry.context = (save_context > 0 ? save_context : 3) << 1; 167 ctx.qry.context = (save_context > 0 ? save_context : 3) << 1;
168 cgit_self_link("more", NULL, NULL, &ctx); 168 cgit_self_link("more", NULL, NULL, &ctx);
169 html("/"); 169 html("/");
170 ctx.qry.context = (save_context > 3 ? save_context : 3) >> 1; 170 ctx.qry.context = (save_context > 3 ? save_context : 3) >> 1;
171 cgit_self_link("less", NULL, NULL, &ctx); 171 cgit_self_link("less", NULL, NULL, &ctx);
172 ctx.qry.context = save_context; 172 ctx.qry.context = save_context;
173 html(" context)"); 173 html(" context)");
174 html(" ("); 174 html(" (");
175 ctx.qry.ignorews = (ctx.qry.ignorews + 1) % 2; 175 ctx.qry.ignorews = (ctx.qry.ignorews + 1) % 2;
176 cgit_self_link(ctx.qry.ignorews ? "ignore" : "show", NULL, NULL, &ctx); 176 cgit_self_link(ctx.qry.ignorews ? "ignore" : "show", NULL, NULL, &ctx);
177 ctx.qry.ignorews = (ctx.qry.ignorews + 1) % 2; 177 ctx.qry.ignorews = (ctx.qry.ignorews + 1) % 2;
178 html(" whitespace changes)"); 178 html(" whitespace changes)");
179 html("</div>"); 179 html("</div>");
180 html("<table summary='diffstat' class='diffstat'>"); 180 html("<table summary='diffstat' class='diffstat'>");
181 max_changes = 0; 181 max_changes = 0;
182 cgit_diff_tree(old_sha1, new_sha1, inspect_filepair, prefix, 182 cgit_diff_tree(old_sha1, new_sha1, inspect_filepair, prefix,
183 ctx.qry.ignorews); 183 ctx.qry.ignorews);
184 for(i = 0; i<files; i++) 184 for(i = 0; i<files; i++)
185 print_fileinfo(&items[i]); 185 print_fileinfo(&items[i]);
186 html("</table>"); 186 html("</table>");
187 html("<div class='diffstat-summary'>"); 187 html("<div class='diffstat-summary'>");
188 htmlf("%d files changed, %d insertions, %d deletions", 188 htmlf("%d files changed, %d insertions, %d deletions",
189 files, total_adds, total_rems); 189 files, total_adds, total_rems);
190 html("</div>"); 190 html("</div>");
191} 191}