diff options
Diffstat (limited to 'exporters/svn-fast-export.c')
| -rw-r--r-- | exporters/svn-fast-export.c | 187 |
1 files changed, 0 insertions, 187 deletions
diff --git a/exporters/svn-fast-export.c b/exporters/svn-fast-export.c deleted file mode 100644 index 34e7fc6..0000000 --- a/exporters/svn-fast-export.c +++ /dev/null @@ -1,187 +0,0 @@ -/* - * svn-fast-export.c - * ---------- - * Walk through each revision of a local Subversion repository and export it - * in a stream that git-fast-import can consume. - * - * Author: Chris Lee <clee@kde.org> - * License: MIT <http://www.opensource.org/licenses/mit-license.php> - */ - -#define _XOPEN_SOURCE -#include <unistd.h> -#include <string.h> -#include <stdio.h> -#include <time.h> - -#ifndef PATH_MAX -#define PATH_MAX 4096 -#endif - -#include <apr_lib.h> -#include <apr_getopt.h> -#include <apr_general.h> - -#include <svn_fs.h> -#include <svn_repos.h> -#include <svn_pools.h> -#include <svn_types.h> - -#undef SVN_ERR -#define SVN_ERR(expr) SVN_INT_ERR(expr) -#define apr_sane_push(arr, contents) *(char **)apr_array_push(arr) = contents - -#define TRUNK "/trunk/" - -time_t get_epoch(char *svn_date) -{ - struct tm tm = {0}; - char *date = malloc(strlen(svn_date) * sizeof(char *)); - strncpy(date, svn_date, strlen(svn_date) - 8); - strptime(date, "%Y-%m-%dT%H:%M:%S", &tm); - free(date); - return mktime(&tm); -} - -int dump_blob(svn_fs_root_t *root, char *full_path, apr_pool_t *pool) -{ - apr_size_t len; - svn_stream_t *stream, *outstream; - svn_filesize_t stream_length; - - SVN_ERR(svn_fs_file_length(&stream_length, root, full_path, pool)); - SVN_ERR(svn_fs_file_contents(&stream, root, full_path, pool)); - - fprintf(stdout, "data %lu\n", stream_length); - fflush(stdout); - - SVN_ERR(svn_stream_for_stdout(&outstream, pool)); - SVN_ERR(svn_stream_copy(stream, outstream, pool)); - - fprintf(stdout, "\n"); - fflush(stdout); - - return 0; -} - -int export_revision(svn_revnum_t rev, svn_fs_t *fs, apr_pool_t *pool) -{ - unsigned int mark; - const void *key; - void *val; - char *path, *file_change; - apr_pool_t *revpool; - apr_hash_t *changes, *props; - apr_hash_index_t *i; - apr_array_header_t *file_changes; - svn_string_t *author, *committer, *svndate, *svnlog; - svn_boolean_t is_dir; - svn_fs_root_t *fs_root; - svn_fs_path_change_t *change; - - fprintf(stderr, "Exporting revision %ld... ", rev); - - SVN_ERR(svn_fs_revision_root(&fs_root, fs, rev, pool)); - SVN_ERR(svn_fs_paths_changed(&changes, fs_root, pool)); - SVN_ERR(svn_fs_revision_proplist(&props, fs, rev, pool)); - - revpool = svn_pool_create(pool); - - file_changes = apr_array_make(pool, apr_hash_count(changes), sizeof(char *)); - mark = 1; - for (i = apr_hash_first(pool, changes); i; i = apr_hash_next(i)) { - svn_pool_clear(revpool); - apr_hash_this(i, &key, NULL, &val); - path = (char *)key; - change = (svn_fs_path_change_t *)val; - - SVN_ERR(svn_fs_is_dir(&is_dir, fs_root, path, revpool)); - - if (is_dir || strncmp(TRUNK, path, strlen(TRUNK))) { - continue; - } - - if (change->change_kind == svn_fs_path_change_delete) { - apr_sane_push(file_changes, (char *)svn_string_createf(pool, "D %s", path + strlen(TRUNK))->data); - } else { - apr_sane_push(file_changes, (char *)svn_string_createf(pool, "M 644 :%u %s", mark, path + strlen(TRUNK))->data); - fprintf(stdout, "blob\nmark :%u\n", mark++); - dump_blob(fs_root, (char *)path, revpool); - } - } - - if (file_changes->nelts == 0) { - fprintf(stderr, "skipping.\n"); - svn_pool_destroy(revpool); - return 0; - } - - author = apr_hash_get(props, "svn:author", APR_HASH_KEY_STRING); - if (svn_string_isempty(author)) - author = svn_string_create("nobody", pool); - svndate = apr_hash_get(props, "svn:date", APR_HASH_KEY_STRING); - svnlog = apr_hash_get(props, "svn:log", APR_HASH_KEY_STRING); - - fprintf(stdout, "commit refs/heads/master\n"); - fprintf(stdout, "committer %s <%s@localhost> %ld -0000\n", author->data, author->data, get_epoch((char *)svndate->data)); - fprintf(stdout, "data %d\n", svnlog->len); - fputs(svnlog->data, stdout); - fprintf(stdout, "\n"); - fputs(apr_array_pstrcat(pool, file_changes, '\n'), stdout); - fprintf(stdout, "\n\n"); - fflush(stdout); - - svn_pool_destroy(revpool); - - fprintf(stderr, "done!\n"); - - return 0; -} - -int crawl_revisions(char *repos_path) -{ - apr_pool_t *pool, *subpool; - svn_fs_t *fs; - svn_repos_t *repos; - svn_revnum_t youngest_rev, min_rev, max_rev, rev; - - pool = svn_pool_create(NULL); - - SVN_ERR(svn_fs_initialize(pool)); - SVN_ERR(svn_repos_open(&repos, repos_path, pool)); - if ((fs = svn_repos_fs(repos)) == NULL) - return -1; - SVN_ERR(svn_fs_youngest_rev(&youngest_rev, fs, pool)); - - min_rev = 1; - max_rev = youngest_rev; - - subpool = svn_pool_create(pool); - for (rev = min_rev; rev <= max_rev; rev++) { - svn_pool_clear(subpool); - export_revision(rev, fs, subpool); - } - - svn_pool_destroy(pool); - - return 0; -} - -int main(int argc, char *argv[]) -{ - if (argc != 2) { - fprintf(stderr, "usage: %s REPOS_PATH\n", argv[0]); - return -1; - } - - if (apr_initialize() != APR_SUCCESS) { - fprintf(stderr, "You lose at apr_initialize().\n"); - return -1; - } - - crawl_revisions(argv[1]); - - apr_terminate(); - - return 0; -} |