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/*
* ====================================================================
* 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.
* ====================================================================
*/
#include "svn_cmdline.h"
#include "svn_dirent_uri.h"
#include "svn_pools.h"
#include "svn_wc.h"
#include "svn_utf.h"
#include "svn_opt.h"
#include "svn_version.h"
#include "private/svn_opt_private.h"
#include "private/svn_cmdline_private.h"
#include "private/svn_subr_private.h"
#include "svn_private_config.h"
#define SVNVERSION_OPT_VERSION SVN_OPT_FIRST_LONGOPT_ID
static svn_error_t *
version(svn_boolean_t quiet, apr_pool_t *pool)
{
return svn_opt_print_help4(NULL, "svnversion", TRUE, quiet, FALSE,
NULL, NULL, NULL, NULL, NULL, NULL, pool);
}
static void
usage(apr_pool_t *pool)
{
svn_error_clear(svn_cmdline_fprintf
(stderr, pool, _("Type 'svnversion --help' for usage.\n")));
exit(1);
}
static void
help(const apr_getopt_option_t *options, apr_pool_t *pool)
{
svn_error_clear
(svn_cmdline_fprintf
(stdout, pool,
_("usage: svnversion [OPTIONS] [WC_PATH [TRAIL_URL]]\n\n"
" Produce a compact version identifier for the working copy path\n"
" WC_PATH. TRAIL_URL is the trailing portion of the URL used to\n"
" determine if WC_PATH itself is switched (detection of switches\n"
" within WC_PATH does not rely on TRAIL_URL). The version identifier\n"
" is written to standard output. For example:\n"
"\n"
" $ svnversion . /repos/svn/trunk\n"
" 4168\n"
"\n"
" The version identifier will be a single number if the working\n"
" copy is single revision, unmodified, not switched and with\n"
" a URL that matches the TRAIL_URL argument. If the working\n"
" copy is unusual the version identifier will be more complex:\n"
"\n"
" 4123:4168 mixed revision working copy\n"
" 4168M modified working copy\n"
" 4123S switched working copy\n"
" 4123P partial working copy, from a sparse checkout\n"
" 4123:4168MS mixed revision, modified, switched working copy\n"
"\n"
" If WC_PATH is an unversioned path, the program will output\n"
" 'Unversioned directory' or 'Unversioned file'. If WC_PATH is\n"
" an added or copied or moved path, the program will output\n"
" 'Uncommitted local addition, copy or move'.\n"
"\n"
" If invoked without arguments WC_PATH will be the current directory.\n"
"\n"
"Valid options:\n")));
while (options->description)
{
const char *optstr;
svn_opt_format_option(&optstr, options, TRUE, pool);
svn_error_clear(svn_cmdline_fprintf(stdout, pool, " %s\n", optstr));
++options;
}
svn_error_clear(svn_cmdline_fprintf(stdout, pool, "\n"));
exit(0);
}
/* Version compatibility check */
static svn_error_t *
check_lib_versions(void)
{
static const svn_version_checklist_t checklist[] =
{
{ "svn_subr", svn_subr_version },
{ "svn_wc", svn_wc_version },
{ NULL, NULL }
};
SVN_VERSION_DEFINE(my_version);
return svn_ver_check_list2(&my_version, checklist, svn_ver_equal);
}
/*
* Why is this not an svn subcommand? I have this vague idea that it could
* be run as part of the build process, with the output embedded in the svn
* program. Obviously we don't want to have to run svn when building svn.
*/
int
main(int argc, const char *argv[])
{
const char *wc_path, *trail_url;
const char *local_abspath;
apr_pool_t *pool;
svn_wc_revision_status_t *res;
svn_boolean_t no_newline = FALSE, committed = FALSE;
svn_error_t *err;
apr_getopt_t *os;
svn_wc_context_t *wc_ctx;
svn_boolean_t quiet = FALSE;
svn_boolean_t is_version = FALSE;
const apr_getopt_option_t options[] =
{
{"no-newline", 'n', 0, N_("do not output the trailing newline")},
{"committed", 'c', 0, N_("last changed rather than current revisions")},
{"help", 'h', 0, N_("display this help")},
{"version", SVNVERSION_OPT_VERSION, 0,
N_("show program version information")},
{"quiet", 'q', 0,
N_("no progress (only errors) to stderr")},
{0, 0, 0, 0}
};
/* Initialize the app. */
if (svn_cmdline_init("svnversion", stderr) != EXIT_SUCCESS)
return EXIT_FAILURE;
/* Create our top-level pool. Use a separate mutexless allocator,
* given this application is single threaded.
*/
pool = apr_allocator_owner_get(svn_pool_create_allocator(FALSE));
/* Check library versions */
err = check_lib_versions();
if (err)
return svn_cmdline_handle_exit_error(err, pool, "svnversion: ");
#if defined(WIN32) || defined(__CYGWIN__)
/* Set the working copy administrative directory name. */
if (getenv("SVN_ASP_DOT_NET_HACK"))
{
err = svn_wc_set_adm_dir("_svn", pool);
if (err)
return svn_cmdline_handle_exit_error(err, pool, "svnversion: ");
}
#endif
err = svn_cmdline__getopt_init(&os, argc, argv, pool);
if (err)
return svn_cmdline_handle_exit_error(err, pool, "svnversion: ");
os->interleave = 1;
while (1)
{
int opt;
const char *arg;
apr_status_t status = apr_getopt_long(os, options, &opt, &arg);
if (APR_STATUS_IS_EOF(status))
break;
if (status != APR_SUCCESS)
usage(pool); /* this will exit() */
switch (opt)
{
case 'n':
no_newline = TRUE;
break;
case 'c':
committed = TRUE;
break;
case 'q':
quiet = TRUE;
break;
case 'h':
help(options, pool);
break;
case SVNVERSION_OPT_VERSION:
is_version = TRUE;
break;
default:
usage(pool); /* this will exit() */
}
}
if (is_version)
{
SVN_INT_ERR(version(quiet, pool));
exit(0);
}
if (os->ind > argc || os->ind < argc - 2)
usage(pool); /* this will exit() */
SVN_INT_ERR(svn_utf_cstring_to_utf8(&wc_path,
(os->ind < argc) ? os->argv[os->ind]
: ".",
pool));
SVN_INT_ERR(svn_opt__arg_canonicalize_path(&wc_path, wc_path, pool));
SVN_INT_ERR(svn_dirent_get_absolute(&local_abspath, wc_path, pool));
SVN_INT_ERR(svn_wc_context_create(&wc_ctx, NULL, pool, pool));
if (os->ind+1 < argc)
SVN_INT_ERR(svn_utf_cstring_to_utf8(&trail_url, os->argv[os->ind+1],
pool));
else
trail_url = NULL;
err = svn_wc_revision_status2(&res, wc_ctx, local_abspath, trail_url,
committed, NULL, NULL, pool, pool);
if (err && (err->apr_err == SVN_ERR_WC_PATH_NOT_FOUND
|| err->apr_err == SVN_ERR_WC_NOT_WORKING_COPY))
{
svn_node_kind_t kind;
svn_boolean_t special;
svn_error_clear(err);
SVN_INT_ERR(svn_io_check_special_path(local_abspath, &kind, &special,
pool));
if (special)
SVN_INT_ERR(svn_cmdline_printf(pool, _("Unversioned symlink%s"),
no_newline ? "" : "\n"));
else if (kind == svn_node_dir)
SVN_INT_ERR(svn_cmdline_printf(pool, _("Unversioned directory%s"),
no_newline ? "" : "\n"));
else if (kind == svn_node_file)
SVN_INT_ERR(svn_cmdline_printf(pool, _("Unversioned file%s"),
no_newline ? "" : "\n"));
else
{
SVN_INT_ERR(svn_cmdline_fprintf(stderr, pool,
kind == svn_node_none
? _("'%s' doesn't exist\n")
: _("'%s' is of unknown type\n"),
svn_dirent_local_style(local_abspath,
pool)));
svn_pool_destroy(pool);
return EXIT_FAILURE;
}
svn_pool_destroy(pool);
return EXIT_SUCCESS;
}
SVN_INT_ERR(err);
if (! SVN_IS_VALID_REVNUM(res->min_rev))
{
/* Local uncommitted modifications, no revision info was found. */
SVN_INT_ERR(svn_cmdline_printf(pool, _("Uncommitted local addition, "
"copy or move%s"),
no_newline ? "" : "\n"));
svn_pool_destroy(pool);
return EXIT_SUCCESS;
}
/* Build compact '123[:456]M?S?' string. */
SVN_INT_ERR(svn_cmdline_printf(pool, "%ld", res->min_rev));
if (res->min_rev != res->max_rev)
SVN_INT_ERR(svn_cmdline_printf(pool, ":%ld", res->max_rev));
if (res->modified)
SVN_INT_ERR(svn_cmdline_fputs("M", stdout, pool));
if (res->switched)
SVN_INT_ERR(svn_cmdline_fputs("S", stdout, pool));
if (res->sparse_checkout)
SVN_INT_ERR(svn_cmdline_fputs("P", stdout, pool));
if (! no_newline)
SVN_INT_ERR(svn_cmdline_fputs("\n", stdout, pool));
svn_pool_destroy(pool);
/* Flush stdout to make sure that the user will see any printing errors. */
SVN_INT_ERR(svn_cmdline_fflush(stdout));
return EXIT_SUCCESS;
}
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