1 files changed, 118 insertions, 0 deletions
diff --git a/subversion/svn/cat-cmd.c b/subversion/svn/cat-cmd.c
new file mode 100644
index 0000000..551420e
--- /dev/null
+++ b/subversion/svn/cat-cmd.c
@@ -0,0 +1,118 @@
+/*
+ * cat-cmd.c -- Print the content of a file or URL.
+ *
+ * ====================================================================
+ *    Licensed to the Apache Software Foundation (ASF) under one
+ *    or more contributor license agreements.  See the NOTICE file
+ *    distributed with this work for additional information
+ *    regarding copyright ownership.  The ASF licenses this file
+ *    to you under the Apache License, Version 2.0 (the
+ *    "License"); you may not use this file except in compliance
+ *    with the License.  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *    Unless required by applicable law or agreed to in writing,
+ *    software distributed under the License is distributed on an
+ *    "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ *    KIND, either express or implied.  See the License for the
+ *    specific language governing permissions and limitations
+ *    under the License.
+ * ====================================================================
+ */
+
+/* ==================================================================== */
+
+
+
+/*** Includes. ***/
+
+#include "svn_pools.h"
+#include "svn_client.h"
+#include "svn_error.h"
+#include "svn_opt.h"
+#include "cl.h"
+
+#include "svn_private_config.h"
+
+
+/*** Code. ***/
+
+/* This implements the `svn_opt_subcommand_t' interface. */
+svn_error_t *
+svn_cl__cat(apr_getopt_t *os,
+            void *baton,
+            apr_pool_t *pool)
+{
+  svn_cl__opt_state_t *opt_state = ((svn_cl__cmd_baton_t *) baton)->opt_state;
+  svn_client_ctx_t *ctx = ((svn_cl__cmd_baton_t *) baton)->ctx;
+  apr_array_header_t *targets;
+  int i;
+  svn_stream_t *out;
+  apr_pool_t *subpool = svn_pool_create(pool);
+  apr_array_header_t *errors = apr_array_make(pool, 0, sizeof(apr_status_t));
+  svn_error_t *err;
+
+  SVN_ERR(svn_cl__args_to_target_array_print_reserved(&targets, os,
+                                                      opt_state->targets,
+                                                      ctx, FALSE, pool));
+
+  /* Cat cannot operate on an implicit '.' so a filename is required */
+  if (! targets->nelts)
+    return svn_error_create(SVN_ERR_CL_INSUFFICIENT_ARGS, 0, NULL);
+
+  SVN_ERR(svn_stream_for_stdout(&out, pool));
+
+  for (i = 0; i < targets->nelts; i++)
+    {
+      const char *target = APR_ARRAY_IDX(targets, i, const char *);
+      const char *truepath;
+      svn_opt_revision_t peg_revision;
+
+      svn_pool_clear(subpool);
+      SVN_ERR(svn_cl__check_cancel(ctx->cancel_baton));
+
+      /* Get peg revisions. */
+      SVN_ERR(svn_opt_parse_path(&peg_revision, &truepath, target,
+                                 subpool));
+
+      SVN_ERR(svn_cl__try(svn_client_cat2(out, truepath, &peg_revision,
+                                          &(opt_state->start_revision),
+                                          ctx, subpool),
+                           errors, opt_state->quiet,
+                           SVN_ERR_UNVERSIONED_RESOURCE,
+                           SVN_ERR_ENTRY_NOT_FOUND,
+                           SVN_ERR_CLIENT_IS_DIRECTORY,
+                           SVN_ERR_FS_NOT_FOUND,
+                           SVN_NO_ERROR));
+    }
+  svn_pool_destroy(subpool);
+
+  if (errors->nelts > 0)
+    {
+      err = svn_error_create(SVN_ERR_ILLEGAL_TARGET, NULL, NULL);
+
+      for (i = 0; i < errors->nelts; i++)
+        {
+          apr_status_t status = APR_ARRAY_IDX(errors, i, apr_status_t);
+
+          if (status == SVN_ERR_ENTRY_NOT_FOUND ||
+              status == SVN_ERR_FS_NOT_FOUND)
+            err = svn_error_quick_wrap(err,
+                                       _("Could not cat all targets because "
+                                         "some targets don't exist"));
+          else if (status == SVN_ERR_UNVERSIONED_RESOURCE)
+            err = svn_error_quick_wrap(err,
+                                       _("Could not cat all targets because "
+                                         "some targets are not versioned"));
+          else if (status == SVN_ERR_CLIENT_IS_DIRECTORY)
+            err = svn_error_quick_wrap(err,
+                                       _("Could not cat all targets because "
+                                         "some targets are directories"));
+        }
+
+      return svn_error_trace(err);
+    }
+
+  return SVN_NO_ERROR;
+}