Merge branch 'db/length-as-hash' into svn-fe

* db/length-as-hash:
  vcs-svn: use strchr to find RFC822 delimiter
  vcs-svn: implement perfect hash for top-level keys
  vcs-svn: implement perfect hash for node-prop keys

Conflicts:
	vcs-svn/svndump.c

diff --git a/vcs-svn/fast_export.c b/vcs-svn/fast_export.c
index 07a8353c8bfaa4d320a5c2fa073d08aaaebdc5e6..a4d4d9993dac74f0e751009f30588aef62d3a573 100644 (file)
--- a/vcs-svn/fast_export.c
+++ b/vcs-svn/fast_export.c
@@ -31,24 +31,24 @@ void fast_export_modify(uint32_t depth, uint32_t *path, uint32_t mode,
 }
 
 static char gitsvnline[MAX_GITSVN_LINE_LEN];
-void fast_export_commit(uint32_t revision, uint32_t author, char *log,
-                       uint32_t uuid, uint32_t url,
+void fast_export_commit(uint32_t revision, const char *author, char *log,
+                       const char *uuid, const char *url,
                        unsigned long timestamp)
 {
        if (!log)
                log = "";
-       if (~uuid && ~url) {
+       if (*uuid && *url) {
                snprintf(gitsvnline, MAX_GITSVN_LINE_LEN,
                                "\n\ngit-svn-id: %s@%"PRIu32" %s\n",
-                                pool_fetch(url), revision, pool_fetch(uuid));
+                                url, revision, uuid);
        } else {
                *gitsvnline = '\0';
        }
        printf("commit refs/heads/master\n");
        printf("committer %s <%s@%s> %ld +0000\n",
-                  ~author ? pool_fetch(author) : "nobody",
-                  ~author ? pool_fetch(author) : "nobody",
-                  ~uuid ? pool_fetch(uuid) : "local", timestamp);
+                  *author ? author : "nobody",
+                  *author ? author : "nobody",
+                  *uuid ? uuid : "local", timestamp);
        printf("data %"PRIu32"\n%s%s\n",
                   (uint32_t) (strlen(log) + strlen(gitsvnline)),
                   log, gitsvnline);

diff --git a/vcs-svn/fast_export.h b/vcs-svn/fast_export.h
index 054e7d5eb1aeb4b2808acc0360e6371a376d40f7..05cf97f3a7854e3ddf7060b361278ca82adc844b 100644 (file)
--- a/vcs-svn/fast_export.h
+++ b/vcs-svn/fast_export.h
@@ -6,8 +6,9 @@
 void fast_export_delete(uint32_t depth, uint32_t *path);
 void fast_export_modify(uint32_t depth, uint32_t *path, uint32_t mode,
                        uint32_t mark);
-void fast_export_commit(uint32_t revision, uint32_t author, char *log,
-                       uint32_t uuid, uint32_t url, unsigned long timestamp);
+void fast_export_commit(uint32_t revision, const char *author, char *log,
+                       const char *uuid, const char *url,
+                       unsigned long timestamp);
 void fast_export_blob(uint32_t mode, uint32_t mark, uint32_t len,
                      struct line_buffer *input);
 

diff --git a/vcs-svn/repo_tree.c b/vcs-svn/repo_tree.c
index 14bcc192b6db76962c1238cb179c46ac927a4938..d722e3212fa7db5e3b3f6ddbd32765b5172b7063 100644 (file)
--- a/vcs-svn/repo_tree.c
+++ b/vcs-svn/repo_tree.c
@@ -278,8 +278,8 @@ void repo_diff(uint32_t r1, uint32_t r2)
                    repo_commit_root_dir(commit_pointer(r2)));
 }
 
-void repo_commit(uint32_t revision, uint32_t author, char *log, uint32_t uuid,
-                uint32_t url, unsigned long timestamp)
+void repo_commit(uint32_t revision, const char *author, char *log,
+                const char *uuid, const char *url, unsigned long timestamp)
 {
        fast_export_commit(revision, author, log, uuid, url, timestamp);
        dent_commit();

diff --git a/vcs-svn/repo_tree.h b/vcs-svn/repo_tree.h
index 11d48c2444a0bfad1fad1c18ea9f8a310ed2e0a7..a1b0e87651b7576cd4e1842261d745664331793a 100644 (file)
--- a/vcs-svn/repo_tree.h
+++ b/vcs-svn/repo_tree.h
@@ -17,8 +17,9 @@ void repo_add(uint32_t *path, uint32_t mode, uint32_t blob_mark);
 uint32_t repo_read_path(const uint32_t *path);
 uint32_t repo_read_mode(const uint32_t *path);
 void repo_delete(uint32_t *path);
-void repo_commit(uint32_t revision, uint32_t author, char *log, uint32_t uuid,
-                uint32_t url, long unsigned timestamp);
+void repo_commit(uint32_t revision, const char *author,
+               char *log, const char *uuid, const char *url,
+               long unsigned timestamp);
 void repo_diff(uint32_t r1, uint32_t r2);
 void repo_init(void);
 void repo_reset(void);

diff --git a/vcs-svn/svndump.c b/vcs-svn/svndump.c
index 0919a576dc7dd0a129dbc0f9bb49547edb8e9fe8..ea5b128e4f205cd95694839ca9eb9b072333fa99 100644 (file)
--- a/vcs-svn/svndump.c
+++ b/vcs-svn/svndump.c
@@ -11,8 +11,8 @@
 #include "repo_tree.h"
 #include "fast_export.h"
 #include "line_buffer.h"
-#include "obj_pool.h"
 #include "string_pool.h"
+#include "strbuf.h"
 
 /*
  * Compare start of string to literal of equal length;
@@ -33,20 +33,8 @@
 #define LENGTH_UNKNOWN (~0)
 #define DATE_RFC2822_LEN 31
 
-/* Create memory pool for log messages */
-obj_pool_gen(log, char, 4096)
-
 static struct line_buffer input = LINE_BUFFER_INIT;
 
-static char *log_copy(uint32_t length, const char *log)
-{
-       char *buffer;
-       log_free(log_pool.size);
-       buffer = log_pointer(log_alloc(length));
-       strncpy(buffer, log, length);
-       return buffer;
-}
-
 static struct {
        uint32_t action, propLength, textLength, srcRev, type;
        uint32_t src[REPO_MAX_PATH_DEPTH], dst[REPO_MAX_PATH_DEPTH];
@@ -54,13 +42,14 @@ static struct {
 } node_ctx;
 
 static struct {
-       uint32_t revision, author;
+       uint32_t revision;
        unsigned long timestamp;
-       char *log;
+       struct strbuf log, author;
 } rev_ctx;
 
 static struct {
-       uint32_t version, uuid, url;
+       uint32_t version;
+       struct strbuf uuid, url;
 } dump_ctx;
 
 static void reset_node_ctx(char *fname)
@@ -80,15 +69,17 @@ static void reset_rev_ctx(uint32_t revision)
 {
        rev_ctx.revision = revision;
        rev_ctx.timestamp = 0;
-       rev_ctx.log = NULL;
-       rev_ctx.author = ~0;
+       strbuf_reset(&rev_ctx.log);
+       strbuf_reset(&rev_ctx.author);
 }
 
-static void reset_dump_ctx(uint32_t url)
+static void reset_dump_ctx(const char *url)
 {
-       dump_ctx.url = url;
+       strbuf_reset(&dump_ctx.url);
+       if (url)
+               strbuf_addstr(&dump_ctx.url, url);
        dump_ctx.version = 1;
-       dump_ctx.uuid = ~0;
+       strbuf_reset(&dump_ctx.uuid);
 }
 
 static void handle_property(const struct strbuf *key_buf,
@@ -104,13 +95,15 @@ static void handle_property(const struct strbuf *key_buf,
                        break;
                if (!val)
                        die("invalid dump: unsets svn:log");
-               /* Value length excludes terminating nul. */
-               rev_ctx.log = log_copy(len + 1, val);
+               strbuf_reset(&rev_ctx.log);
+               strbuf_add(&rev_ctx.log, val, len);
                break;
        case sizeof("svn:author"):
                if (constcmp(key, "svn:author"))
                        break;
-               rev_ctx.author = pool_intern(val);
+               strbuf_reset(&rev_ctx.author);
+               if (val)
+                       strbuf_add(&rev_ctx.author, val, len);
                break;
        case sizeof("svn:date"):
                if (constcmp(key, "svn:date"))
@@ -284,8 +277,9 @@ static void handle_node(void)
 static void handle_revision(void)
 {
        if (rev_ctx.revision)
-               repo_commit(rev_ctx.revision, rev_ctx.author, rev_ctx.log,
-                       dump_ctx.uuid, dump_ctx.url, rev_ctx.timestamp);
+               repo_commit(rev_ctx.revision, rev_ctx.author.buf,
+                       rev_ctx.log.buf, dump_ctx.uuid.buf, dump_ctx.url.buf,
+                       rev_ctx.timestamp);
 }
 
 void svndump_read(const char *url)
@@ -295,7 +289,7 @@ void svndump_read(const char *url)
        uint32_t active_ctx = DUMP_CTX;
        uint32_t len;
 
-       reset_dump_ctx(pool_intern(url));
+       reset_dump_ctx(url);
        while ((t = buffer_read_line(&input))) {
                val = strchr(t, ':');
                if (!val)
@@ -318,7 +312,8 @@ void svndump_read(const char *url)
                case sizeof("UUID"):
                        if (constcmp(t, "UUID"))
                                continue;
-                       dump_ctx.uuid = pool_intern(val);
+                       strbuf_reset(&dump_ctx.uuid);
+                       strbuf_addstr(&dump_ctx.uuid, val);
                        break;
                case sizeof("Revision-number"):
                        if (constcmp(t, "Revision-number"))
@@ -427,7 +422,11 @@ int svndump_init(const char *filename)
        if (buffer_init(&input, filename))
                return error("cannot open %s: %s", filename, strerror(errno));
        repo_init();
-       reset_dump_ctx(~0);
+       strbuf_init(&dump_ctx.uuid, 4096);
+       strbuf_init(&dump_ctx.url, 4096);
+       strbuf_init(&rev_ctx.log, 4096);
+       strbuf_init(&rev_ctx.author, 4096);
+       reset_dump_ctx(NULL);
        reset_rev_ctx(0);
        reset_node_ctx(NULL);
        return 0;
@@ -435,11 +434,11 @@ int svndump_init(const char *filename)
 
 void svndump_deinit(void)
 {
-       log_reset();
        repo_reset();
-       reset_dump_ctx(~0);
+       reset_dump_ctx(NULL);
        reset_rev_ctx(0);
        reset_node_ctx(NULL);
+       strbuf_release(&rev_ctx.log);
        if (buffer_deinit(&input))
                fprintf(stderr, "Input error\n");
        if (ferror(stdout))
@@ -448,10 +447,10 @@ void svndump_deinit(void)
 
 void svndump_reset(void)
 {
-       log_reset();
        buffer_reset(&input);
        repo_reset();
-       reset_dump_ctx(~0);
-       reset_rev_ctx(0);
-       reset_node_ctx(NULL);
+       strbuf_release(&dump_ctx.uuid);
+       strbuf_release(&dump_ctx.url);
+       strbuf_release(&rev_ctx.log);
+       strbuf_release(&rev_ctx.author);
 }