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Diffstat (limited to 'vcs-svn')
-rw-r--r--vcs-svn/fast_export.c47
-rw-r--r--vcs-svn/fast_export.h9
-rw-r--r--vcs-svn/line_buffer.c4
-rw-r--r--vcs-svn/line_buffer.h1
-rw-r--r--vcs-svn/sliding_window.c2
-rw-r--r--vcs-svn/svndiff.c15
-rw-r--r--vcs-svn/svndump.c98
-rw-r--r--vcs-svn/svndump.h3
8 files changed, 117 insertions, 62 deletions
diff --git a/vcs-svn/fast_export.c b/vcs-svn/fast_export.c
index b823b8519c..f2b23c81de 100644
--- a/vcs-svn/fast_export.c
+++ b/vcs-svn/fast_export.c
@@ -3,8 +3,7 @@
* See LICENSE for details.
*/
-#include "git-compat-util.h"
-#include "strbuf.h"
+#include "cache.h"
#include "quote.h"
#include "fast_export.h"
#include "repo_tree.h"
@@ -42,11 +41,6 @@ void fast_export_deinit(void)
die_errno("error closing fast-import feedback stream");
}
-void fast_export_reset(void)
-{
- buffer_reset(&report_buffer);
-}
-
void fast_export_delete(const char *path)
{
putchar('D');
@@ -73,11 +67,33 @@ void fast_export_modify(const char *path, uint32_t mode, const char *dataref)
putchar('\n');
}
+void fast_export_begin_note(uint32_t revision, const char *author,
+ const char *log, unsigned long timestamp, const char *note_ref)
+{
+ static int firstnote = 1;
+ size_t loglen = strlen(log);
+ printf("commit %s\n", note_ref);
+ printf("committer %s <%s@%s> %ld +0000\n", author, author, "local", timestamp);
+ printf("data %"PRIuMAX"\n", (uintmax_t)loglen);
+ fwrite(log, loglen, 1, stdout);
+ if (firstnote) {
+ if (revision > 1)
+ printf("from %s^0", note_ref);
+ firstnote = 0;
+ }
+ fputc('\n', stdout);
+}
+
+void fast_export_note(const char *committish, const char *dataref)
+{
+ printf("N %s %s\n", dataref, committish);
+}
+
static char gitsvnline[MAX_GITSVN_LINE_LEN];
void fast_export_begin_commit(uint32_t revision, const char *author,
const struct strbuf *log,
const char *uuid, const char *url,
- unsigned long timestamp)
+ unsigned long timestamp, const char *local_ref)
{
static const struct strbuf empty = STRBUF_INIT;
if (!log)
@@ -89,7 +105,7 @@ void fast_export_begin_commit(uint32_t revision, const char *author,
} else {
*gitsvnline = '\0';
}
- printf("commit refs/heads/master\n");
+ printf("commit %s\n", local_ref);
printf("mark :%"PRIu32"\n", revision);
printf("committer %s <%s@%s> %ld +0000\n",
*author ? author : "nobody",
@@ -163,7 +179,7 @@ static int parse_cat_response_line(const char *header, off_t *len)
if (ends_with(header, headerlen, " missing"))
return error("cat-blob reports missing blob: %s", header);
- type = memmem(header, headerlen, " blob ", strlen(" blob "));
+ type = strstr(header, " blob ");
if (!type)
return error("cat-blob header has wrong object type: %s", header);
n = strtoumax(type + strlen(" blob "), (char **) &end, 10);
@@ -227,6 +243,13 @@ static long apply_delta(off_t len, struct line_buffer *input,
return ret;
}
+void fast_export_buf_to_data(const struct strbuf *data)
+{
+ printf("data %"PRIuMAX"\n", (uintmax_t)data->len);
+ fwrite(data->buf, data->len, 1, stdout);
+ fputc('\n', stdout);
+}
+
void fast_export_data(uint32_t mode, off_t len, struct line_buffer *input)
{
assert(len >= 0);
@@ -259,7 +282,7 @@ static int parse_ls_response(const char *response, uint32_t *mode,
}
/* Mode. */
- if (response_end - response < strlen("100644") ||
+ if (response_end - response < (signed) strlen("100644") ||
response[strlen("100644")] != ' ')
die("invalid ls response: missing mode: %s", response);
*mode = 0;
@@ -272,7 +295,7 @@ static int parse_ls_response(const char *response, uint32_t *mode,
}
/* ' blob ' or ' tree ' */
- if (response_end - response < strlen(" blob ") ||
+ if (response_end - response < (signed) strlen(" blob ") ||
(response[1] != 'b' && response[1] != 't'))
die("unexpected ls response: not a tree or blob: %s", response);
response += strlen(" blob ");
diff --git a/vcs-svn/fast_export.h b/vcs-svn/fast_export.h
index aa629f54ff..c8b5adb811 100644
--- a/vcs-svn/fast_export.h
+++ b/vcs-svn/fast_export.h
@@ -6,15 +6,18 @@ struct line_buffer;
void fast_export_init(int fd);
void fast_export_deinit(void);
-void fast_export_reset(void);
void fast_export_delete(const char *path);
void fast_export_modify(const char *path, uint32_t mode, const char *dataref);
+void fast_export_note(const char *committish, const char *dataref);
+void fast_export_begin_note(uint32_t revision, const char *author,
+ const char *log, unsigned long timestamp, const char *note_ref);
void fast_export_begin_commit(uint32_t revision, const char *author,
- const struct strbuf *log, const char *uuid,
- const char *url, unsigned long timestamp);
+ const struct strbuf *log, const char *uuid,const char *url,
+ unsigned long timestamp, const char *local_ref);
void fast_export_end_commit(uint32_t revision);
void fast_export_data(uint32_t mode, off_t len, struct line_buffer *input);
+void fast_export_buf_to_data(const struct strbuf *data);
void fast_export_blob_delta(uint32_t mode,
uint32_t old_mode, const char *old_data,
off_t len, struct line_buffer *input);
diff --git a/vcs-svn/line_buffer.c b/vcs-svn/line_buffer.c
index 01fcb842f1..57cc1cec03 100644
--- a/vcs-svn/line_buffer.c
+++ b/vcs-svn/line_buffer.c
@@ -124,7 +124,3 @@ off_t buffer_skip_bytes(struct line_buffer *buf, off_t nbytes)
}
return done;
}
-
-void buffer_reset(struct line_buffer *buf)
-{
-}
diff --git a/vcs-svn/line_buffer.h b/vcs-svn/line_buffer.h
index 8901f214ba..ee23b4f490 100644
--- a/vcs-svn/line_buffer.h
+++ b/vcs-svn/line_buffer.h
@@ -14,7 +14,6 @@ struct line_buffer {
int buffer_init(struct line_buffer *buf, const char *filename);
int buffer_fdinit(struct line_buffer *buf, int fd);
int buffer_deinit(struct line_buffer *buf);
-void buffer_reset(struct line_buffer *buf);
int buffer_tmpfile_init(struct line_buffer *buf);
FILE *buffer_tmpfile_rewind(struct line_buffer *buf); /* prepare to write. */
diff --git a/vcs-svn/sliding_window.c b/vcs-svn/sliding_window.c
index ec2707c9c4..f11d490995 100644
--- a/vcs-svn/sliding_window.c
+++ b/vcs-svn/sliding_window.c
@@ -54,7 +54,7 @@ int move_window(struct sliding_view *view, off_t off, size_t width)
return -1;
if (off < view->off || off + width < view->off + view->width)
return error("invalid delta: window slides left");
- if (view->max_off >= 0 && view->max_off < off + width)
+ if (view->max_off >= 0 && view->max_off < off + (off_t) width)
return error("delta preimage ends early");
file_offset = view->off + view->buf.len;
diff --git a/vcs-svn/svndiff.c b/vcs-svn/svndiff.c
index 1647c1a780..74c97c4543 100644
--- a/vcs-svn/svndiff.c
+++ b/vcs-svn/svndiff.c
@@ -77,8 +77,9 @@ static int error_short_read(struct line_buffer *input)
static int read_chunk(struct line_buffer *delta, off_t *delta_len,
struct strbuf *buf, size_t len)
{
+ assert(*delta_len >= 0);
strbuf_reset(buf);
- if (len > *delta_len ||
+ if (len > (uintmax_t) *delta_len ||
buffer_read_binary(delta, buf, len) != len)
return error_short_read(delta);
*delta_len -= buf->len;
@@ -258,6 +259,7 @@ static int apply_window_in_core(struct window *ctx)
static int apply_one_window(struct line_buffer *delta, off_t *delta_len,
struct sliding_view *preimage, FILE *out)
{
+ int rv = -1;
struct window ctx = WINDOW_INIT(preimage);
size_t out_len;
size_t instructions_len;
@@ -275,27 +277,26 @@ static int apply_one_window(struct line_buffer *delta, off_t *delta_len,
if (apply_window_in_core(&ctx))
goto error_out;
if (ctx.out.len != out_len) {
- error("invalid delta: incorrect postimage length");
+ rv = error("invalid delta: incorrect postimage length");
goto error_out;
}
if (write_strbuf(&ctx.out, out))
goto error_out;
- window_release(&ctx);
- return 0;
+ rv = 0;
error_out:
window_release(&ctx);
- return -1;
+ return rv;
}
int svndiff0_apply(struct line_buffer *delta, off_t delta_len,
struct sliding_view *preimage, FILE *postimage)
{
- assert(delta && preimage && postimage);
+ assert(delta && preimage && postimage && delta_len >= 0);
if (read_magic(delta, &delta_len))
return -1;
while (delta_len) { /* For each window: */
- off_t pre_off = pre_off; /* stupid GCC... */
+ off_t pre_off = -1;
size_t pre_len;
if (read_offset(delta, &pre_off, &delta_len) ||
diff --git a/vcs-svn/svndump.c b/vcs-svn/svndump.c
index 0899790a33..31d1d83d45 100644
--- a/vcs-svn/svndump.c
+++ b/vcs-svn/svndump.c
@@ -34,14 +34,13 @@
#define NODE_CTX 2 /* node metadata */
#define INTERNODE_CTX 3 /* between nodes */
-#define LENGTH_UNKNOWN (~0)
#define DATE_RFC2822_LEN 31
static struct line_buffer input = LINE_BUFFER_INIT;
static struct {
- uint32_t action, propLength, srcRev, type;
- off_t text_length;
+ uint32_t action, srcRev, type;
+ off_t prop_length, text_length;
struct strbuf src, dst;
uint32_t text_delta, prop_delta;
} node_ctx;
@@ -49,7 +48,7 @@ static struct {
static struct {
uint32_t revision;
unsigned long timestamp;
- struct strbuf log, author;
+ struct strbuf log, author, note;
} rev_ctx;
static struct {
@@ -61,7 +60,7 @@ static void reset_node_ctx(char *fname)
{
node_ctx.type = 0;
node_ctx.action = NODEACT_UNKNOWN;
- node_ctx.propLength = LENGTH_UNKNOWN;
+ node_ctx.prop_length = -1;
node_ctx.text_length = -1;
strbuf_reset(&node_ctx.src);
node_ctx.srcRev = 0;
@@ -78,6 +77,7 @@ static void reset_rev_ctx(uint32_t revision)
rev_ctx.timestamp = 0;
strbuf_reset(&rev_ctx.log);
strbuf_reset(&rev_ctx.author);
+ strbuf_reset(&rev_ctx.note);
}
static void reset_dump_ctx(const char *url)
@@ -209,7 +209,7 @@ static void read_props(void)
static void handle_node(void)
{
const uint32_t type = node_ctx.type;
- const int have_props = node_ctx.propLength != LENGTH_UNKNOWN;
+ const int have_props = node_ctx.prop_length != -1;
const int have_text = node_ctx.text_length != -1;
/*
* Old text for this node:
@@ -273,7 +273,7 @@ static void handle_node(void)
if (have_props) {
if (!node_ctx.prop_delta)
node_ctx.type = type;
- if (node_ctx.propLength)
+ if (node_ctx.prop_length)
read_props();
}
@@ -300,22 +300,29 @@ static void handle_node(void)
node_ctx.text_length, &input);
}
-static void begin_revision(void)
+static void begin_revision(const char *remote_ref)
{
if (!rev_ctx.revision) /* revision 0 gets no git commit. */
return;
fast_export_begin_commit(rev_ctx.revision, rev_ctx.author.buf,
&rev_ctx.log, dump_ctx.uuid.buf, dump_ctx.url.buf,
- rev_ctx.timestamp);
+ rev_ctx.timestamp, remote_ref);
}
-static void end_revision(void)
+static void end_revision(const char *note_ref)
{
- if (rev_ctx.revision)
+ struct strbuf mark = STRBUF_INIT;
+ if (rev_ctx.revision) {
fast_export_end_commit(rev_ctx.revision);
+ fast_export_begin_note(rev_ctx.revision, "remote-svn",
+ "Note created by remote-svn.", rev_ctx.timestamp, note_ref);
+ strbuf_addf(&mark, ":%"PRIu32, rev_ctx.revision);
+ fast_export_note(mark.buf, "inline");
+ fast_export_buf_to_data(&rev_ctx.note);
+ }
}
-void svndump_read(const char *url)
+void svndump_read(const char *url, const char *local_ref, const char *notes_ref)
{
char *val;
char *t;
@@ -354,26 +361,29 @@ void svndump_read(const char *url)
if (active_ctx == NODE_CTX)
handle_node();
if (active_ctx == REV_CTX)
- begin_revision();
+ begin_revision(local_ref);
if (active_ctx != DUMP_CTX)
- end_revision();
+ end_revision(notes_ref);
active_ctx = REV_CTX;
reset_rev_ctx(atoi(val));
+ strbuf_addf(&rev_ctx.note, "%s\n", t);
break;
case sizeof("Node-path"):
- if (prefixcmp(t, "Node-"))
+ if (constcmp(t, "Node-"))
continue;
if (!constcmp(t + strlen("Node-"), "path")) {
if (active_ctx == NODE_CTX)
handle_node();
if (active_ctx == REV_CTX)
- begin_revision();
+ begin_revision(local_ref);
active_ctx = NODE_CTX;
reset_node_ctx(val);
+ strbuf_addf(&rev_ctx.note, "%s\n", t);
break;
}
if (constcmp(t + strlen("Node-"), "kind"))
continue;
+ strbuf_addf(&rev_ctx.note, "%s\n", t);
if (!strcmp(val, "dir"))
node_ctx.type = REPO_MODE_DIR;
else if (!strcmp(val, "file"))
@@ -384,6 +394,7 @@ void svndump_read(const char *url)
case sizeof("Node-action"):
if (constcmp(t, "Node-action"))
continue;
+ strbuf_addf(&rev_ctx.note, "%s\n", t);
if (!strcmp(val, "delete")) {
node_ctx.action = NODEACT_DELETE;
} else if (!strcmp(val, "add")) {
@@ -402,29 +413,35 @@ void svndump_read(const char *url)
continue;
strbuf_reset(&node_ctx.src);
strbuf_addstr(&node_ctx.src, val);
+ strbuf_addf(&rev_ctx.note, "%s\n", t);
break;
case sizeof("Node-copyfrom-rev"):
if (constcmp(t, "Node-copyfrom-rev"))
continue;
node_ctx.srcRev = atoi(val);
+ strbuf_addf(&rev_ctx.note, "%s\n", t);
break;
case sizeof("Text-content-length"):
- if (!constcmp(t, "Text-content-length")) {
+ if (constcmp(t, "Text") && constcmp(t, "Prop"))
+ continue;
+ if (constcmp(t + 4, "-content-length"))
+ continue;
+ {
char *end;
- uintmax_t textlen;
+ uintmax_t len;
- textlen = strtoumax(val, &end, 10);
+ len = strtoumax(val, &end, 10);
if (!isdigit(*val) || *end)
die("invalid dump: non-numeric length %s", val);
- if (textlen > maximum_signed_value_of_type(off_t))
+ if (len > maximum_signed_value_of_type(off_t))
die("unrepresentable length in dump: %s", val);
- node_ctx.text_length = (off_t) textlen;
+
+ if (*t == 'T')
+ node_ctx.text_length = (off_t) len;
+ else
+ node_ctx.prop_length = (off_t) len;
break;
}
- if (constcmp(t, "Prop-content-length"))
- continue;
- node_ctx.propLength = atoi(val);
- break;
case sizeof("Text-delta"):
if (!constcmp(t, "Text-delta")) {
node_ctx.text_delta = !strcmp(val, "true");
@@ -460,25 +477,40 @@ void svndump_read(const char *url)
if (active_ctx == NODE_CTX)
handle_node();
if (active_ctx == REV_CTX)
- begin_revision();
+ begin_revision(local_ref);
if (active_ctx != DUMP_CTX)
- end_revision();
+ end_revision(notes_ref);
}
-int svndump_init(const char *filename)
+static void init(int report_fd)
{
- if (buffer_init(&input, filename))
- return error("cannot open %s: %s", filename, strerror(errno));
- fast_export_init(REPORT_FILENO);
+ fast_export_init(report_fd);
strbuf_init(&dump_ctx.uuid, 4096);
strbuf_init(&dump_ctx.url, 4096);
strbuf_init(&rev_ctx.log, 4096);
strbuf_init(&rev_ctx.author, 4096);
+ strbuf_init(&rev_ctx.note, 4096);
strbuf_init(&node_ctx.src, 4096);
strbuf_init(&node_ctx.dst, 4096);
reset_dump_ctx(NULL);
reset_rev_ctx(0);
reset_node_ctx(NULL);
+ return;
+}
+
+int svndump_init(const char *filename)
+{
+ if (buffer_init(&input, filename))
+ return error("cannot open %s: %s", filename ? filename : "NULL", strerror(errno));
+ init(REPORT_FILENO);
+ return 0;
+}
+
+int svndump_init_fd(int in_fd, int back_fd)
+{
+ if(buffer_fdinit(&input, xdup(in_fd)))
+ return error("cannot open fd %d: %s", in_fd, strerror(errno));
+ init(xdup(back_fd));
return 0;
}
@@ -489,6 +521,8 @@ void svndump_deinit(void)
reset_rev_ctx(0);
reset_node_ctx(NULL);
strbuf_release(&rev_ctx.log);
+ strbuf_release(&rev_ctx.author);
+ strbuf_release(&rev_ctx.note);
strbuf_release(&node_ctx.src);
strbuf_release(&node_ctx.dst);
if (buffer_deinit(&input))
@@ -499,8 +533,6 @@ void svndump_deinit(void)
void svndump_reset(void)
{
- fast_export_reset();
- buffer_reset(&input);
strbuf_release(&dump_ctx.uuid);
strbuf_release(&dump_ctx.url);
strbuf_release(&rev_ctx.log);
diff --git a/vcs-svn/svndump.h b/vcs-svn/svndump.h
index df9ceb0e8d..b8eb12954e 100644
--- a/vcs-svn/svndump.h
+++ b/vcs-svn/svndump.h
@@ -2,7 +2,8 @@
#define SVNDUMP_H_
int svndump_init(const char *filename);
-void svndump_read(const char *url);
+int svndump_init_fd(int in_fd, int back_fd);
+void svndump_read(const char *url, const char *local_ref, const char *notes_ref);
void svndump_deinit(void);
void svndump_reset(void);
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-29 06:34:20 +0000