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int new_exe;
int new_link;
int old_link;
Blob current;
Blob new;
zFullname = mprintf("%s/%s", g.zLocalRoot, zPathname);
old_link = db_column_int(&q, 3);
new_link = file_islink(zFullname);
new_exists = file_size(zFullname)>=0;
new_link = file_wd_islink(zFullname);
new_exists = file_wd_size(zFullname)>=0;
if( new_exists ){
if( new_link ){
blob_read_link(¤t, zFullname);
}else{
blob_read_from_file(¤t, zFullname);
}
new_exe = file_isexe(zFullname);
new_exe = file_wd_isexe(zFullname);
}else{
blob_zero(¤t);
new_exe = 0;
}
blob_zero(&new);
old_exists = db_column_int(&q, 1);
old_exe = db_column_int(&q, 2);
if( old_exists ){
db_ephemeral_blob(&q, 0, &new);
}
if( old_exists ){
if( new_exists ){
fossil_print("%s %s\n", redoFlag ? "REDO" : "UNDO", zPathname);
}else{
fossil_print("NEW %s\n", zPathname);
}
if( new_exists && (new_link || old_link) ){
file_delete(zFullname);
}
if( old_link ){
create_symlink(blob_str(&new), zFullname);
symlink_create(blob_str(&new), zFullname);
}else{
blob_write_to_file(&new, zFullname);
}
file_setexe(zFullname, old_exe);
file_wd_setexe(zFullname, old_exe);
}else{
fossil_print("DELETE %s\n", zPathname);
file_delete(zFullname);
}
blob_reset(&new);
free(zFullname);
db_finalize(&q);
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Blob content;
int existsFlag;
int isLink;
Stmt q;
if( !undoActive ) return;
zFullname = mprintf("%s%s", g.zLocalRoot, zPathname);
existsFlag = file_size(zFullname)>=0;
isLink = file_islink(zFullname);
existsFlag = file_wd_size(zFullname)>=0;
isLink = file_wd_islink(zFullname);
db_prepare(&q,
"INSERT OR IGNORE INTO"
" undo(pathname,redoflag,existsflag,isExe,isLink,content)"
" VALUES(%Q,0,%d,%d,%d,:c)",
zPathname, existsFlag, file_isexe(zFullname), isLink
zPathname, existsFlag, file_wd_isexe(zFullname), isLink
);
if( existsFlag ){
if( isLink ){
blob_read_link(&content, zFullname);
}else{
blob_read_from_file(&content, zFullname);
}
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