/*
** Copyright (c) 2007 D. Richard Hipp
**
** This program is free software; you can redistribute it and/or
** modify it under the terms of the Simplified BSD License (also
** known as the "2-Clause License" or "FreeBSD License".)
** This program is distributed in the hope that it will be useful,
** but without any warranty; without even the implied warranty of
** merchantability or fitness for a particular purpose.
**
** Author contact information:
** drh@hwaci.com
** http://www.hwaci.com/drh/
**
*******************************************************************************
**
** This file contains code used to check-out versions of the project
** from the local repository.
*/
#include "config.h"
#include "add.h"
#include <assert.h>
#include <dirent.h>
#include "cygsup.h"
/*
** This routine returns the names of files in a working checkout that
** are created by Fossil itself, and hence should not be added, deleted,
** or merge, and should be omitted from "clean" and "extra" lists.
**
** Return the N-th name. The first name has N==0. When all names have
** been used, return 0.
*/
const char *fossil_reserved_name(int N, int omitRepo){
/* Possible names of the local per-checkout database file and
** its associated journals
*/
static const char *const azName[] = {
"_FOSSIL_",
"_FOSSIL_-journal",
"_FOSSIL_-wal",
"_FOSSIL_-shm",
".fslckout",
".fslckout-journal",
".fslckout-wal",
".fslckout-shm",
/* The use of ".fos" as the name of the checkout database is
** deprecated. Use ".fslckout" instead. At some point, the following
** entries should be removed. 2012-02-04 */
".fos",
".fos-journal",
".fos-wal",
".fos-shm",
};
/* Names of auxiliary files generated by SQLite when the "manifest"
** property is enabled
*/
static const char *const azManifest[] = {
"manifest",
"manifest.uuid",
};
/*
** Names of repository files, if they exist in the checkout.
*/
static const char *azRepo[4] = { 0, 0, 0, 0 };
/* Cached setting "manifest" */
static int cachedManifest = -1;
if( cachedManifest == -1 ){
Blob repo;
cachedManifest = db_get_boolean("manifest",0);
blob_zero(&repo);
if( file_tree_name(g.zRepositoryName, &repo, 0) ){
const char *zRepo = blob_str(&repo);
azRepo[0] = zRepo;
azRepo[1] = mprintf("%s-journal", zRepo);
azRepo[2] = mprintf("%s-wal", zRepo);
azRepo[3] = mprintf("%s-shm", zRepo);
}
}
if( N<0 ) return 0;
if( N<count(azName) ) return azName[N];
N -= count(azName);
if( cachedManifest ){
if( N<count(azManifest) ) return azManifest[N];
N -= count(azManifest);
}
if( !omitRepo && N<count(azRepo) ) return azRepo[N];
return 0;
}
/*
** Return a list of all reserved filenames as an SQL list.
*/
const char *fossil_all_reserved_names(int omitRepo){
static char *zAll = 0;
if( zAll==0 ){
Blob x;
int i;
const char *z;
blob_zero(&x);
for(i=0; (z = fossil_reserved_name(i, omitRepo))!=0; i++){
if( i>0 ) blob_append(&x, ",", 1);
blob_appendf(&x, "'%q'", z);
}
zAll = blob_str(&x);
}
return zAll;
}
/*
** COMMAND: test-reserved-names
**
** Usage: %fossil test-reserved-names [-omitrepo]
**
** Show all reserved filenames for the current check-out.
*/
void test_reserved_names(void){
int i;
const char *z;
int omitRepo = find_option("omitrepo",0,0)!=0;
db_must_be_within_tree();
for(i=0; (z = fossil_reserved_name(i, omitRepo))!=0; i++){
fossil_print("%3d: %s\n", i, z);
}
fossil_print("ALL: (%s)\n", fossil_all_reserved_names(omitRepo));
}
/*
** Add a single file named zName to the VFILE table with vid.
**
** Omit any file whose name is pOmit.
*/
static int add_one_file(
const char *zPath, /* Tree-name of file to add. */
int vid /* Add to this VFILE */
){
if( !file_is_simple_pathname(zPath, 1) ){
fossil_warning("filename contains illegal characters: %s", zPath);
return 0;
}
if( db_exists("SELECT 1 FROM vfile"
" WHERE pathname=%Q %s", zPath, filename_collation()) ){
db_multi_exec("UPDATE vfile SET deleted=0"
" WHERE pathname=%Q %s", zPath, filename_collation());
}else{
char *zFullname = mprintf("%s%s", g.zLocalRoot, zPath);
db_multi_exec(
"INSERT INTO vfile(vid,deleted,rid,mrid,pathname,isexe,islink)"
"VALUES(%d,0,0,0,%Q,%d,%d)",
vid, zPath, file_wd_isexe(zFullname), file_wd_islink(zFullname));
fossil_free(zFullname);
}
if( db_changes() ){
fossil_print("ADDED %s\n", zPath);
return 1;
}else{
fossil_print("SKIP %s\n", zPath);
return 0;
}
}
/*
** Add all files in the sfile temp table.
**
** Automatically exclude the repository file.
*/
static int add_files_in_sfile(int vid){
const char *zRepo; /* Name of the repository database file */
int nAdd = 0; /* Number of files added */
int i; /* Loop counter */
const char *zReserved; /* Name of a reserved file */
Blob repoName; /* Treename of the repository */
Stmt loop; /* SQL to loop over all files to add */
int (*xCmp)(const char*,const char*);
if( !file_tree_name(g.zRepositoryName, &repoName, 0) ){
blob_zero(&repoName);
zRepo = "";
}else{
zRepo = blob_str(&repoName);
}
if( filenames_are_case_sensitive() ){
xCmp = fossil_strcmp;
}else{
xCmp = fossil_stricmp;
}
db_prepare(&loop, "SELECT x FROM sfile ORDER BY x");
while( db_step(&loop)==SQLITE_ROW ){
const char *zToAdd = db_column_text(&loop, 0);
if( fossil_strcmp(zToAdd, zRepo)==0 ) continue;
for(i=0; (zReserved = fossil_reserved_name(i, 0))!=0; i++){
if( xCmp(zToAdd, zReserved)==0 ) break;
}
if( zReserved ) continue;
nAdd += add_one_file(zToAdd, vid);
}
db_finalize(&loop);
blob_reset(&repoName);
return nAdd;
}
/*
** COMMAND: add
**
** Usage: %fossil add ?OPTIONS? FILE1 ?FILE2 ...?
**
** Make arrangements to add one or more files or directories to the
** current checkout at the next commit.
**
** When adding files or directories recursively, filenames that begin
** with "." are excluded by default. To include such files, add
** the "--dotfiles" option to the command-line.
**
** The --ignore option is a comma-separate lists of glob patterns
** for files to be excluded. Example: '*.o,*.obj,*.exe' If the --ignore
** option does not appear on the command line then the "ignore-glob" setting
** is used.
**
** The --case-sensitive option determines whether or not filenames should
** be treated case sensitive or not. If the option is not given, the default
** depends on the global setting, or the operating system default, if not set.
**
** Options:
**
** --case-sensitive <BOOL> override case-sensitive setting
** --dotfiles include files beginning with a dot (".")
** --ignore <CSG> ignore files matching patterns from the
** comma separated list of glob patterns.
**
** See also: addremove, rm
*/
void add_cmd(void){
int i; /* Loop counter */
int vid; /* Currently checked out version */
int nRoot; /* Full path characters in g.zLocalRoot */
const char *zIgnoreFlag; /* The --ignore option or ignore-glob setting */
Glob *pIgnore; /* Ignore everything matching the glob patterns */
unsigned scanFlags = 0; /* Flags passed to vfile_scan() */
zIgnoreFlag = find_option("ignore",0,1);
if( find_option("dotfiles",0,0)!=0 ) scanFlags |= SCAN_ALL;
capture_case_sensitive_option();
db_must_be_within_tree();
if( zIgnoreFlag==0 ){
zIgnoreFlag = db_get("ignore-glob", 0);
}
vid = db_lget_int("checkout",0);
db_begin_transaction();
db_multi_exec("CREATE TEMP TABLE sfile(x TEXT PRIMARY KEY %s)",
filename_collation());
pIgnore = glob_create(zIgnoreFlag);
nRoot = strlen(g.zLocalRoot);
/* Load the names of all files that are to be added into sfile temp table */
for(i=2; i<g.argc; i++){
char *zName;
int isDir;
Blob fullName;
file_canonical_name(g.argv[i], &fullName, 0);
zName = blob_str(&fullName);
isDir = file_wd_isdir(zName);
if( isDir==1 ){
vfile_scan(&fullName, nRoot-1, scanFlags, pIgnore);
}else if( isDir==0 ){
fossil_warning("not found: %s", zName);
}else if( file_access(zName, R_OK) ){
fossil_fatal("cannot open %s", zName);
}else{
char *zTreeName = &zName[nRoot];
db_multi_exec(
"INSERT OR IGNORE INTO sfile(x) VALUES(%Q)",
zTreeName
);
}
blob_reset(&fullName);
}
glob_free(pIgnore);
add_files_in_sfile(vid);
db_end_transaction(0);
}
/*
** COMMAND: rm
** COMMAND: delete*
**
** Usage: %fossil rm FILE1 ?FILE2 ...?
** or: %fossil delete FILE1 ?FILE2 ...?
**
** Remove one or more files or directories from the repository.
**
** This command does NOT remove the files from disk. It just marks the
** files as no longer being part of the project. In other words, future
** changes to the named files will not be versioned.
**
** Options:
** --case-sensitive <BOOL> override case-sensitive setting
**
** See also: addremove, add
*/
void delete_cmd(void){
int i;
int vid;
Stmt loop;
capture_case_sensitive_option();
db_must_be_within_tree();
vid = db_lget_int("checkout", 0);
if( vid==0 ){
fossil_fatal("no checkout to remove from");
}
db_begin_transaction();
db_multi_exec("CREATE TEMP TABLE sfile(x TEXT PRIMARY KEY %s)",
filename_collation());
for(i=2; i<g.argc; i++){
Blob treeName;
char *zTreeName;
file_tree_name(g.argv[i], &treeName, 1);
zTreeName = blob_str(&treeName);
db_multi_exec(
"INSERT OR IGNORE INTO sfile"
" SELECT pathname FROM vfile"
" WHERE (pathname=%Q %s"
" OR (pathname>'%q/' %s AND pathname<'%q0' %s))"
" AND NOT deleted",
zTreeName, filename_collation(), zTreeName,
filename_collation(), zTreeName, filename_collation()
);
blob_reset(&treeName);
}
db_prepare(&loop, "SELECT x FROM sfile");
while( db_step(&loop)==SQLITE_ROW ){
fossil_print("DELETED %s\n", db_column_text(&loop, 0));
}
db_finalize(&loop);
db_multi_exec(
"UPDATE vfile SET deleted=1 WHERE pathname IN sfile;"
"DELETE FROM vfile WHERE rid=0 AND deleted;"
);
db_end_transaction(0);
}
/*
** Capture the command-line --case-sensitive option.
*/
static const char *zCaseSensitive = 0;
void capture_case_sensitive_option(void){
if( zCaseSensitive==0 ){
zCaseSensitive = find_option("case-sensitive",0,1);
}
}
/*
** This routine determines if files should be case-sensitive or not.
** In other words, this routine determines if two filenames that
** differ only in case should be considered the same name or not.
**
** The case-sensitive setting determines the default value. If
** the case-sensitive setting is undefined, then case sensitivity
** defaults off for Cygwin, Mac and Windows and on for all other unix.
** If case-sensitivity is enabled in the windows kernel, the Cygwin port
** of fossil.exe can detect that, and modifies the default to 'on'.
**
** The --case-sensitive <BOOL> command-line option overrides any
** setting.
*/
int filenames_are_case_sensitive(void){
static int caseSensitive;
static int once = 1;
if( once ){
once = 0;
if( zCaseSensitive ){
caseSensitive = is_truth(zCaseSensitive);
}else{
#if defined(_WIN32) || defined(__DARWIN__) || defined(__APPLE__)
caseSensitive = 0; /* Mac and Windows */
#elif defined(__CYGWIN__)
/* Cygwin can be configured to be case-sensitive, check this. */
void *hKey;
int value = 1, length = sizeof(int);
caseSensitive = 0; /* Cygwin default */
if( (RegOpenKeyExW((void *)0x80000002, L"SYSTEM\\CurrentControlSet\\"
"Control\\Session Manager\\kernel", 0, 1, (void *)&hKey)
== 0) && (RegQueryValueExW(hKey, L"obcaseinsensitive",
0, NULL, (void *)&value, (void *)&length) == 0) && !value ){
caseSensitive = 1;
}
#else
caseSensitive = 1; /* Unix */
#endif
caseSensitive = db_get_boolean("case-sensitive",caseSensitive);
}
if( !caseSensitive && g.localOpen ){
db_multi_exec(
"CREATE INDEX IF NOT EXISTS vfile_nocase"
" ON vfile(pathname COLLATE nocase)"
);
}
}
return caseSensitive;
}
/*
** Return one of two things:
**
** "" (empty string) if filenames are case sensitive
**
** "COLLATE nocase" if filenames are not case sensitive.
*/
const char *filename_collation(void){
return filenames_are_case_sensitive() ? "" : "COLLATE nocase";
}
/*
** COMMAND: addremove
**
** Usage: %fossil addremove ?OPTIONS?
**
** Do all necessary "add" and "rm" commands to synchronize the repository
** with the content of the working checkout:
**
** * All files in the checkout but not in the repository (that is,
** all files displayed using the "extra" command) are added as
** if by the "add" command.
**
** * All files in the repository but missing from the checkout (that is,
** all files that show as MISSING with the "status" command) are
** removed as if by the "rm" command.
**
** The command does not "commit". You must run the "commit" separately
** as a separate step.
**
** Files and directories whose names begin with "." are ignored unless
** the --dotfiles option is used.
**
** The --ignore option overrides the "ignore-glob" setting, as do the
** --case-sensitive option with the "case-sensitive" setting. See the
** documentation on the "settings" command for further information.
**
** The -n|--dry-run option shows what would happen without actually doing anything.
**
** This command can be used to track third party software.
**
** Options:
** --case-sensitive <BOOL> override case-sensitive setting
** --dotfiles include files beginning with a dot (".")
** --ignore <CSG> ignore files matching patterns from the
** comma separated list of glob patterns.
** -n|--dry-run If given, display instead of run actions
**
** See also: add, rm
*/
void addremove_cmd(void){
Blob path;
const char *zIgnoreFlag = find_option("ignore",0,1);
unsigned scanFlags = find_option("dotfiles",0,0)!=0 ? SCAN_ALL : 0;
int dryRunFlag = find_option("dry-run","n",0)!=0;
int n;
Stmt q;
int vid;
int nAdd = 0;
int nDelete = 0;
Glob *pIgnore;
if( !dryRunFlag ){
dryRunFlag = find_option("test",0,0)!=0; /* deprecated */
}
capture_case_sensitive_option();
db_must_be_within_tree();
if( zIgnoreFlag==0 ){
zIgnoreFlag = db_get("ignore-glob", 0);
}
vid = db_lget_int("checkout",0);
db_begin_transaction();
/* step 1:
** Populate the temp table "sfile" with the names of all unmanaged
** files currently in the check-out, except for files that match the
** --ignore or ignore-glob patterns and dot-files. Then add all of
** the files in the sfile temp table to the set of managed files.
*/
db_multi_exec("CREATE TEMP TABLE sfile(x TEXT PRIMARY KEY %s)",
filename_collation());
n = strlen(g.zLocalRoot);
blob_init(&path, g.zLocalRoot, n-1);
/* now we read the complete file structure into a temp table */
pIgnore = glob_create(zIgnoreFlag);
vfile_scan(&path, blob_size(&path), scanFlags, pIgnore);
glob_free(pIgnore);
nAdd = add_files_in_sfile(vid);
/* step 2: search for missing files */
db_prepare(&q,
"SELECT pathname, %Q || pathname, deleted FROM vfile"
" WHERE NOT deleted"
" ORDER BY 1",
g.zLocalRoot
);
while( db_step(&q)==SQLITE_ROW ){
const char * zFile;
const char * zPath;
zFile = db_column_text(&q, 0);
zPath = db_column_text(&q, 1);
if( !file_wd_isfile_or_link(zPath) ){
if( !dryRunFlag ){
db_multi_exec("UPDATE vfile SET deleted=1 WHERE pathname=%Q", zFile);
}
fossil_print("DELETED %s\n", zFile);
nDelete++;
}
}
db_finalize(&q);
/* show command summary */
fossil_print("added %d files, deleted %d files\n", nAdd, nDelete);
db_end_transaction(dryRunFlag);
}
/*
** Rename a single file.
**
** The original name of the file is zOrig. The new filename is zNew.
*/
static void mv_one_file(int vid, const char *zOrig, const char *zNew){
int x = db_int(-1, "SELECT deleted FROM vfile WHERE pathname=%Q %s",
zNew, filename_collation());
if( x>=0 ){
if( x==0 ){
fossil_fatal("cannot rename '%s' to '%s' since another file named '%s'"
" is currently under management", zOrig, zNew, zNew);
}else{
fossil_fatal("cannot rename '%s' to '%s' since the delete of '%s' has "
"not yet been committed", zOrig, zNew, zNew);
}
}
fossil_print("RENAME %s %s\n", zOrig, zNew);
db_multi_exec(
"UPDATE vfile SET pathname='%q' WHERE pathname='%q' %s AND vid=%d",
zNew, zOrig, filename_collation(), vid
);
}
/*
** COMMAND: mv
** COMMAND: rename*
**
** Usage: %fossil mv|rename OLDNAME NEWNAME
** or: %fossil mv|rename OLDNAME... DIR
**
** Move or rename one or more files or directories within the repository tree.
** You can either rename a file or directory or move it to another subdirectory.
**
** This command does NOT rename or move the files on disk. This command merely
** records the fact that filenames have changed so that appropriate notations
** can be made at the next commit/checkin.
**
** Options:
** --case-sensitive <BOOL> override case-sensitive setting
**
** See also: changes, status
*/
void mv_cmd(void){
int i;
int vid;
char *zDest;
Blob dest;
Stmt q;
capture_case_sensitive_option();
db_must_be_within_tree();
vid = db_lget_int("checkout", 0);
if( vid==0 ){
fossil_fatal("no checkout rename files in");
}
if( g.argc<4 ){
usage("OLDNAME NEWNAME");
}
zDest = g.argv[g.argc-1];
db_begin_transaction();
file_tree_name(zDest, &dest, 1);
db_multi_exec(
"UPDATE vfile SET origname=pathname WHERE origname IS NULL;"
);
db_multi_exec(
"CREATE TEMP TABLE mv(f TEXT UNIQUE ON CONFLICT IGNORE, t TEXT);"
);
if( file_wd_isdir(zDest)!=1 ){
Blob orig;
if( g.argc!=4 ){
usage("OLDNAME NEWNAME");
}
file_tree_name(g.argv[2], &orig, 1);
db_multi_exec(
"INSERT INTO mv VALUES(%B,%B)", &orig, &dest
);
}else{
if( blob_eq(&dest, ".") ){
blob_reset(&dest);
}else{
blob_append(&dest, "/", 1);
}
for(i=2; i<g.argc-1; i++){
Blob orig;
char *zOrig;
int nOrig;
file_tree_name(g.argv[i], &orig, 1);
zOrig = blob_str(&orig);
nOrig = blob_size(&orig);
db_prepare(&q,
"SELECT pathname FROM vfile"
" WHERE vid=%d"
" AND (pathname='%q' %s OR (pathname>'%q/' %s AND pathname<'%q0' %s))"
" ORDER BY 1",
vid, zOrig, filename_collation(), zOrig, filename_collation(),
zOrig, filename_collation()
);
while( db_step(&q)==SQLITE_ROW ){
const char *zPath = db_column_text(&q, 0);
int nPath = db_column_bytes(&q, 0);
const char *zTail;
if( nPath==nOrig ){
zTail = file_tail(zPath);
}else{
zTail = &zPath[nOrig+1];
}
db_multi_exec(
"INSERT INTO mv VALUES('%q','%q%q')",
zPath, blob_str(&dest), zTail
);
}
db_finalize(&q);
}
}
db_prepare(&q, "SELECT f, t FROM mv ORDER BY f");
while( db_step(&q)==SQLITE_ROW ){
const char *zFrom = db_column_text(&q, 0);
const char *zTo = db_column_text(&q, 1);
mv_one_file(vid, zFrom, zTo);
}
db_finalize(&q);
db_end_transaction(0);
}