/* bit 0 up to (N-1) are on if the parent has this line (i.e.
* we did not change it).
* bit N is used for "interesting" lines, including context.
+ * bit (N+1) is used for "do not show deletion before this".
*/
unsigned long flag;
unsigned long *p_lno;
}
struct combine_diff_state {
- struct xdiff_emit_state xm;
-
unsigned int lno;
int ob, on, nb, nn;
unsigned long nmask;
parent_file.ptr = grab_blob(parent, &sz);
parent_file.size = sz;
xpp.flags = XDF_NEED_MINIMAL;
- xecfg.ctxlen = 0;
- xecfg.flags = 0;
- ecb.outf = xdiff_outf;
- ecb.priv = &state;
+ memset(&xecfg, 0, sizeof(xecfg));
memset(&state, 0, sizeof(state));
- state.xm.consume = consume_line;
state.nmask = nmask;
state.sline = sline;
state.lno = 1;
state.num_parent = num_parent;
state.n = n;
- xdl_diff(&parent_file, result_file, &xpp, &xecfg, &ecb);
+ xdi_diff_outf(&parent_file, result_file, consume_line, &state,
+ &xpp, &xecfg, &ecb);
free(parent_file.ptr);
/* Assign line numbers for this parent.
{
unsigned long all_mask = (1UL<<num_parent) - 1;
unsigned long mark = (1UL<<num_parent);
+ unsigned long no_pre_delete = (2UL<<num_parent);
unsigned long i;
/* Two groups of interesting lines may have a short gap of
/* Paint a few lines before the first interesting line. */
while (j < i)
- sline[j++].flag |= mark;
+ sline[j++].flag |= mark | no_pre_delete;
again:
/* we know up to i is to be included. where does the
int use_color)
{
unsigned long mark = (1UL<<num_parent);
+ unsigned long no_pre_delete = (2UL<<num_parent);
int i;
unsigned long lno = 0;
const char *c_frag = diff_get_color(use_color, DIFF_FRAGINFO);
int j;
unsigned long p_mask;
sl = &sline[lno++];
- ll = sl->lost_head;
+ ll = (sl->flag & no_pre_delete) ? NULL : sl->lost_head;
while (ll) {
fputs(c_old, stdout);
for (j = 0; j < num_parent; j++) {
sline->p_lno[i] = sline->p_lno[j];
}
-static void dump_quoted_path(const char *prefix, const char *path,
+static void dump_quoted_path(const char *head,
+ const char *prefix,
+ const char *path,
const char *c_meta, const char *c_reset)
{
- printf("%s%s", c_meta, prefix);
- if (quote_c_style(path, NULL, NULL, 0))
- quote_c_style(path, NULL, stdout, 0);
- else
- printf("%s", path);
- printf("%s\n", c_reset);
+ static struct strbuf buf = STRBUF_INIT;
+
+ strbuf_reset(&buf);
+ strbuf_addstr(&buf, c_meta);
+ strbuf_addstr(&buf, head);
+ quote_two_c_style(&buf, prefix, path, 0);
+ strbuf_addstr(&buf, c_reset);
+ puts(buf.buf);
}
static void show_patch_diff(struct combine_diff_path *elem, int num_parent,
int mode_differs = 0;
int i, show_hunks;
int working_tree_file = is_null_sha1(elem->sha1);
- int abbrev = opt->full_index ? 40 : DEFAULT_ABBREV;
+ int abbrev = DIFF_OPT_TST(opt, FULL_INDEX) ? 40 : DEFAULT_ABBREV;
mmfile_t result_file;
context = opt->context;
else if (0 <= (fd = open(elem->path, O_RDONLY)) &&
!fstat(fd, &st)) {
size_t len = xsize_t(st.st_size);
- size_t sz = 0;
+ ssize_t done;
int is_file, i;
elem->mode = canon_mode(st.st_mode);
result_size = len;
result = xmalloc(len + 1);
- while (sz < len) {
- int done = xread(fd, result+sz, len-sz);
- if (done == 0)
- break;
- if (done < 0)
- die("read error '%s'", elem->path);
- sz += done;
- }
+
+ done = read_in_full(fd, result, len);
+ if (done < 0)
+ die("read error '%s'", elem->path);
+ else if (done < len)
+ die("early EOF '%s'", elem->path);
+
result[len] = 0;
+
+ /* If not a fake symlink, apply filters, e.g. autocrlf */
+ if (is_file) {
+ struct strbuf buf;
+
+ strbuf_init(&buf, 0);
+ if (convert_to_git(elem->path, result, len, &buf, safe_crlf)) {
+ free(result);
+ result = strbuf_detach(&buf, &len);
+ result_size = len;
+ }
+ }
}
else {
deleted_file:
if (show_hunks || mode_differs || working_tree_file) {
const char *abb;
- int use_color = opt->color_diff;
+ int use_color = DIFF_OPT_TST(opt, COLOR_DIFF);
const char *c_meta = diff_get_color(use_color, DIFF_METAINFO);
const char *c_reset = diff_get_color(use_color, DIFF_RESET);
int added = 0;
int deleted = 0;
if (rev->loginfo && !rev->no_commit_id)
- show_log(rev, opt->msg_sep);
+ show_log(rev);
dump_quoted_path(dense ? "diff --cc " : "diff --combined ",
- elem->path, c_meta, c_reset);
+ "", elem->path, c_meta, c_reset);
printf("%sindex ", c_meta);
for (i = 0; i < num_parent; i++) {
abb = find_unique_abbrev(elem->parent[i].sha1,
printf("%s\n", c_reset);
}
if (added)
- dump_quoted_path("--- /dev/", "null", c_meta, c_reset);
+ dump_quoted_path("--- ", "", "/dev/null",
+ c_meta, c_reset);
else
- dump_quoted_path("--- a/", elem->path, c_meta, c_reset);
+ dump_quoted_path("--- ", opt->a_prefix, elem->path,
+ c_meta, c_reset);
if (deleted)
- dump_quoted_path("+++ /dev/", "null", c_meta, c_reset);
+ dump_quoted_path("+++ ", "", "/dev/null",
+ c_meta, c_reset);
else
- dump_quoted_path("+++ b/", elem->path, c_meta, c_reset);
- dump_sline(sline, cnt, num_parent, opt->color_diff);
+ dump_quoted_path("+++ ", opt->b_prefix, elem->path,
+ c_meta, c_reset);
+ dump_sline(sline, cnt, num_parent,
+ DIFF_OPT_TST(opt, COLOR_DIFF));
}
free(result);
inter_name_termination = 0;
if (rev->loginfo && !rev->no_commit_id)
- show_log(rev, opt->msg_sep);
+ show_log(rev);
if (opt->output_format & DIFF_FORMAT_RAW) {
offset = strlen(COLONS) - num_parent;
putchar(inter_name_termination);
}
- if (line_termination) {
- if (quote_c_style(p->path, NULL, NULL, 0))
- quote_c_style(p->path, NULL, stdout, 0);
- else
- printf("%s", p->path);
- putchar(line_termination);
- }
- else {
- printf("%s%c", p->path, line_termination);
- }
+ write_name_quoted(p->path, stdout, line_termination);
}
void show_combined_diff(struct combine_diff_path *p,
diffopts = *opt;
diffopts.output_format = DIFF_FORMAT_NO_OUTPUT;
- diffopts.recursive = 1;
- diffopts.allow_external = 0;
+ DIFF_OPT_SET(&diffopts, RECURSIVE);
+ DIFF_OPT_CLR(&diffopts, ALLOW_EXTERNAL);
show_log_first = !!rev->loginfo && !rev->no_commit_id;
needsep = 0;
paths = intersect_paths(paths, i, num_parent);
if (show_log_first && i == 0) {
- show_log(rev, opt->msg_sep);
+ show_log(rev);
if (rev->verbose_header && opt->output_format)
putchar(opt->line_termination);
}