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authorJoshua Bell <josh@lindenlab.com>2011-01-13 12:16:54 -0800
committerJoshua Bell <josh@lindenlab.com>2011-01-13 12:16:54 -0800
commitdee9c80862ed54138889de8095087dda340ac073 (patch)
tree4c947e89be49cf6cafafc95b9f1b6634c57339f2 /indra/llvfs
parent20b983afe0d7f66a1db036c60e4c53b6141eb0cd (diff)
parent756a4e26da6cec82d48a71d05b1f43623b56313d (diff)
merged
Diffstat (limited to 'indra/llvfs')
-rw-r--r--indra/llvfs/CMakeLists.txt7
-rw-r--r--indra/llvfs/lldir.cpp6
-rw-r--r--indra/llvfs/lldir.h25
-rw-r--r--indra/llvfs/lldir_linux.cpp62
-rw-r--r--indra/llvfs/lldir_linux.h1
-rw-r--r--indra/llvfs/lldir_mac.cpp61
-rw-r--r--indra/llvfs/lldir_mac.h1
-rw-r--r--indra/llvfs/lldir_solaris.cpp62
-rw-r--r--indra/llvfs/lldir_solaris.h1
-rw-r--r--indra/llvfs/lldir_win32.cpp61
-rw-r--r--indra/llvfs/lldir_win32.h3
-rw-r--r--indra/llvfs/lldiriterator.cpp203
-rw-r--r--indra/llvfs/lldiriterator.h87
-rw-r--r--indra/llvfs/tests/lldir_test.cpp38
14 files changed, 325 insertions, 293 deletions
diff --git a/indra/llvfs/CMakeLists.txt b/indra/llvfs/CMakeLists.txt
index 722f4e2bfd..a3782d824b 100644
--- a/indra/llvfs/CMakeLists.txt
+++ b/indra/llvfs/CMakeLists.txt
@@ -12,6 +12,7 @@ include_directories(
set(llvfs_SOURCE_FILES
lldir.cpp
+ lldiriterator.cpp
lllfsthread.cpp
llpidlock.cpp
llvfile.cpp
@@ -24,6 +25,7 @@ set(llvfs_HEADER_FILES
lldir.h
lldirguard.h
+ lldiriterator.h
lllfsthread.h
llpidlock.h
llvfile.h
@@ -60,6 +62,11 @@ list(APPEND llvfs_SOURCE_FILES ${llvfs_HEADER_FILES})
add_library (llvfs ${llvfs_SOURCE_FILES})
+target_link_libraries(llvfs
+ ${BOOST_FILESYSTEM_LIBRARY}
+ ${BOOST_SYSTEM_LIBRARY}
+ )
+
if (DARWIN)
include(CMakeFindFrameworks)
find_library(CARBON_LIBRARY Carbon)
diff --git a/indra/llvfs/lldir.cpp b/indra/llvfs/lldir.cpp
index 64556bcb4c..ab7d15dfef 100644
--- a/indra/llvfs/lldir.cpp
+++ b/indra/llvfs/lldir.cpp
@@ -40,6 +40,8 @@
#include "lltimer.h" // ms_sleep()
#include "lluuid.h"
+#include "lldiriterator.h"
+
#if LL_WINDOWS
#include "lldir_win32.h"
LLDir_Win32 gDirUtil;
@@ -83,7 +85,9 @@ S32 LLDir::deleteFilesInDir(const std::string &dirname, const std::string &mask)
std::string filename;
std::string fullpath;
S32 result;
- while (getNextFileInDir(dirname, mask, filename))
+
+ LLDirIterator iter(dirname, mask);
+ while (iter.next(filename))
{
fullpath = dirname;
fullpath += getDirDelimiter();
diff --git a/indra/llvfs/lldir.h b/indra/llvfs/lldir.h
index 42996fd051..5ee8bdb542 100644
--- a/indra/llvfs/lldir.h
+++ b/indra/llvfs/lldir.h
@@ -75,31 +75,6 @@ class LLDir
// pure virtual functions
virtual U32 countFilesInDir(const std::string &dirname, const std::string &mask) = 0;
- /// Walk the files in a directory, with file pattern matching
- virtual BOOL getNextFileInDir(const std::string& dirname, ///< directory path - must end in trailing slash!
- const std::string& mask, ///< file pattern string (use "*" for all)
- std::string& fname ///< output: found file name
- ) = 0;
- /**<
- * @returns true if a file was found, false if the entire directory has been scanned.
- *
- * @note that this function is NOT thread safe
- *
- * This function may not be used to scan part of a directory, then start a new search of a different
- * directory, and then restart the first search where it left off; the entire search must run to
- * completion or be abandoned - there is no restart.
- *
- * @bug: See http://jira.secondlife.com/browse/VWR-23697
- * and/or the tests in test/lldir_test.cpp
- * This is known to fail with patterns that have both:
- * a wildcard left of a . and more than one sequential ? right of a .
- * the pattern foo.??x appears to work
- * but *.??x or foo?.??x do not
- *
- * @todo this really should be rewritten as an iterator object, and the
- * filtering should be done in a platform-independent way.
- */
-
virtual std::string getCurPath() = 0;
virtual BOOL fileExists(const std::string &filename) const = 0;
diff --git a/indra/llvfs/lldir_linux.cpp b/indra/llvfs/lldir_linux.cpp
index 73f2336f94..4ba2f519b0 100644
--- a/indra/llvfs/lldir_linux.cpp
+++ b/indra/llvfs/lldir_linux.cpp
@@ -242,68 +242,6 @@ U32 LLDir_Linux::countFilesInDir(const std::string &dirname, const std::string &
return (file_count);
}
-// get the next file in the directory
-BOOL LLDir_Linux::getNextFileInDir(const std::string &dirname, const std::string &mask, std::string &fname)
-{
- glob_t g;
- BOOL result = FALSE;
- fname = "";
-
- if(!(dirname == mCurrentDir))
- {
- // different dir specified, close old search
- mCurrentDirIndex = -1;
- mCurrentDirCount = -1;
- mCurrentDir = dirname;
- }
-
- std::string tmp_str;
- tmp_str = dirname;
- tmp_str += mask;
-
- if(glob(tmp_str.c_str(), GLOB_NOSORT, NULL, &g) == 0)
- {
- if(g.gl_pathc > 0)
- {
- if((int)g.gl_pathc != mCurrentDirCount)
- {
- // Number of matches has changed since the last search, meaning a file has been added or deleted.
- // Reset the index.
- mCurrentDirIndex = -1;
- mCurrentDirCount = g.gl_pathc;
- }
-
- mCurrentDirIndex++;
-
- if(mCurrentDirIndex < (int)g.gl_pathc)
- {
-// llinfos << "getNextFileInDir: returning number " << mCurrentDirIndex << ", path is " << g.gl_pathv[mCurrentDirIndex] << llendl;
-
- // The API wants just the filename, not the full path.
- //fname = g.gl_pathv[mCurrentDirIndex];
-
- char *s = strrchr(g.gl_pathv[mCurrentDirIndex], '/');
-
- if(s == NULL)
- s = g.gl_pathv[mCurrentDirIndex];
- else if(s[0] == '/')
- s++;
-
- fname = s;
-
- result = TRUE;
- }
- }
-
- globfree(&g);
- }
-
- return(result);
-}
-
-
-
-
std::string LLDir_Linux::getCurPath()
{
char tmp_str[LL_MAX_PATH]; /* Flawfinder: ignore */
diff --git a/indra/llvfs/lldir_linux.h b/indra/llvfs/lldir_linux.h
index 451e81ae93..ff4c48759a 100644
--- a/indra/llvfs/lldir_linux.h
+++ b/indra/llvfs/lldir_linux.h
@@ -43,7 +43,6 @@ public:
public:
virtual std::string getCurPath();
virtual U32 countFilesInDir(const std::string &dirname, const std::string &mask);
- virtual BOOL getNextFileInDir(const std::string &dirname, const std::string &mask, std::string &fname);
/*virtual*/ BOOL fileExists(const std::string &filename) const;
/*virtual*/ std::string getLLPluginLauncher();
diff --git a/indra/llvfs/lldir_mac.cpp b/indra/llvfs/lldir_mac.cpp
index 445285aa43..2d039527c0 100644
--- a/indra/llvfs/lldir_mac.cpp
+++ b/indra/llvfs/lldir_mac.cpp
@@ -258,67 +258,6 @@ U32 LLDir_Mac::countFilesInDir(const std::string &dirname, const std::string &ma
return (file_count);
}
-// get the next file in the directory
-BOOL LLDir_Mac::getNextFileInDir(const std::string &dirname, const std::string &mask, std::string &fname)
-{
- glob_t g;
- BOOL result = FALSE;
- fname = "";
-
- if(!(dirname == mCurrentDir))
- {
- // different dir specified, close old search
- mCurrentDirIndex = -1;
- mCurrentDirCount = -1;
- mCurrentDir = dirname;
- }
-
- std::string tmp_str;
- tmp_str = dirname;
- tmp_str += mask;
-
- if(glob(tmp_str.c_str(), GLOB_NOSORT, NULL, &g) == 0)
- {
- if(g.gl_pathc > 0)
- {
- if(g.gl_pathc != mCurrentDirCount)
- {
- // Number of matches has changed since the last search, meaning a file has been added or deleted.
- // Reset the index.
- mCurrentDirIndex = -1;
- mCurrentDirCount = g.gl_pathc;
- }
-
- mCurrentDirIndex++;
-
- if(mCurrentDirIndex < g.gl_pathc)
- {
-// llinfos << "getNextFileInDir: returning number " << mCurrentDirIndex << ", path is " << g.gl_pathv[mCurrentDirIndex] << llendl;
-
- // The API wants just the filename, not the full path.
- //fname = g.gl_pathv[mCurrentDirIndex];
-
- char *s = strrchr(g.gl_pathv[mCurrentDirIndex], '/');
-
- if(s == NULL)
- s = g.gl_pathv[mCurrentDirIndex];
- else if(s[0] == '/')
- s++;
-
- fname = s;
-
- result = TRUE;
- }
- }
-
- globfree(&g);
- }
-
- return(result);
-}
-
-
-
S32 LLDir_Mac::deleteFilesInDir(const std::string &dirname, const std::string &mask)
{
glob_t g;
diff --git a/indra/llvfs/lldir_mac.h b/indra/llvfs/lldir_mac.h
index 4eac3c3ae6..e60d5e41c2 100644
--- a/indra/llvfs/lldir_mac.h
+++ b/indra/llvfs/lldir_mac.h
@@ -43,7 +43,6 @@ public:
virtual S32 deleteFilesInDir(const std::string &dirname, const std::string &mask);
virtual std::string getCurPath();
virtual U32 countFilesInDir(const std::string &dirname, const std::string &mask);
- virtual BOOL getNextFileInDir(const std::string &dirname, const std::string &mask, std::string &fname);
virtual BOOL fileExists(const std::string &filename) const;
/*virtual*/ std::string getLLPluginLauncher();
diff --git a/indra/llvfs/lldir_solaris.cpp b/indra/llvfs/lldir_solaris.cpp
index 515fd66b6e..21f8c3acdb 100644
--- a/indra/llvfs/lldir_solaris.cpp
+++ b/indra/llvfs/lldir_solaris.cpp
@@ -260,68 +260,6 @@ U32 LLDir_Solaris::countFilesInDir(const std::string &dirname, const std::string
return (file_count);
}
-// get the next file in the directory
-BOOL LLDir_Solaris::getNextFileInDir(const std::string &dirname, const std::string &mask, std::string &fname)
-{
- glob_t g;
- BOOL result = FALSE;
- fname = "";
-
- if(!(dirname == mCurrentDir))
- {
- // different dir specified, close old search
- mCurrentDirIndex = -1;
- mCurrentDirCount = -1;
- mCurrentDir = dirname;
- }
-
- std::string tmp_str;
- tmp_str = dirname;
- tmp_str += mask;
-
- if(glob(tmp_str.c_str(), GLOB_NOSORT, NULL, &g) == 0)
- {
- if(g.gl_pathc > 0)
- {
- if((int)g.gl_pathc != mCurrentDirCount)
- {
- // Number of matches has changed since the last search, meaning a file has been added or deleted.
- // Reset the index.
- mCurrentDirIndex = -1;
- mCurrentDirCount = g.gl_pathc;
- }
-
- mCurrentDirIndex++;
-
- if(mCurrentDirIndex < (int)g.gl_pathc)
- {
-// llinfos << "getNextFileInDir: returning number " << mCurrentDirIndex << ", path is " << g.gl_pathv[mCurrentDirIndex] << llendl;
-
- // The API wants just the filename, not the full path.
- //fname = g.gl_pathv[mCurrentDirIndex];
-
- char *s = strrchr(g.gl_pathv[mCurrentDirIndex], '/');
-
- if(s == NULL)
- s = g.gl_pathv[mCurrentDirIndex];
- else if(s[0] == '/')
- s++;
-
- fname = s;
-
- result = TRUE;
- }
- }
-
- globfree(&g);
- }
-
- return(result);
-}
-
-
-
-
std::string LLDir_Solaris::getCurPath()
{
char tmp_str[LL_MAX_PATH]; /* Flawfinder: ignore */
diff --git a/indra/llvfs/lldir_solaris.h b/indra/llvfs/lldir_solaris.h
index 4a1794f539..f7e1a6301d 100644
--- a/indra/llvfs/lldir_solaris.h
+++ b/indra/llvfs/lldir_solaris.h
@@ -43,7 +43,6 @@ public:
public:
virtual std::string getCurPath();
virtual U32 countFilesInDir(const std::string &dirname, const std::string &mask);
- virtual BOOL getNextFileInDir(const std::string &dirname, const std::string &mask, std::string &fname);
/*virtual*/ BOOL fileExists(const std::string &filename) const;
private:
diff --git a/indra/llvfs/lldir_win32.cpp b/indra/llvfs/lldir_win32.cpp
index 33718e520d..2f96fbbbc1 100644
--- a/indra/llvfs/lldir_win32.cpp
+++ b/indra/llvfs/lldir_win32.cpp
@@ -236,67 +236,6 @@ U32 LLDir_Win32::countFilesInDir(const std::string &dirname, const std::string &
return (file_count);
}
-
-// get the next file in the directory
-BOOL LLDir_Win32::getNextFileInDir(const std::string &dirname, const std::string &mask, std::string &fname)
-{
- BOOL fileFound = FALSE;
- fname = "";
-
- WIN32_FIND_DATAW FileData;
- llutf16string pathname = utf8str_to_utf16str(dirname) + utf8str_to_utf16str(mask);
-
- if (pathname != mCurrentDir)
- {
- // different dir specified, close old search
- if (mCurrentDir[0])
- {
- FindClose(mDirSearch_h);
- }
- mCurrentDir = pathname;
-
- // and open new one
- // Check error opening Directory structure
- if ((mDirSearch_h = FindFirstFile(pathname.c_str(), &FileData)) != INVALID_HANDLE_VALUE)
- {
- fileFound = TRUE;
- }
- }
-
- // Loop to skip over the current (.) and parent (..) directory entries
- // (apparently returned in Win7 but not XP)
- do
- {
- if ( fileFound
- && ( (lstrcmp(FileData.cFileName, (LPCTSTR)TEXT(".")) == 0)
- ||(lstrcmp(FileData.cFileName, (LPCTSTR)TEXT("..")) == 0)
- )
- )
- {
- fileFound = FALSE;
- }
- } while ( mDirSearch_h != INVALID_HANDLE_VALUE
- && !fileFound
- && (fileFound = FindNextFile(mDirSearch_h, &FileData)
- )
- );
-
- if (!fileFound && GetLastError() == ERROR_NO_MORE_FILES)
- {
- // No more files, so reset to beginning of directory
- FindClose(mDirSearch_h);
- mCurrentDir[0] = '\000';
- }
-
- if (fileFound)
- {
- // convert from TCHAR to char
- fname = utf16str_to_utf8str(FileData.cFileName);
- }
-
- return fileFound;
-}
-
std::string LLDir_Win32::getCurPath()
{
WCHAR w_str[MAX_PATH];
diff --git a/indra/llvfs/lldir_win32.h b/indra/llvfs/lldir_win32.h
index 4c932c932c..19c610eb8b 100644
--- a/indra/llvfs/lldir_win32.h
+++ b/indra/llvfs/lldir_win32.h
@@ -40,15 +40,12 @@ public:
/*virtual*/ std::string getCurPath();
/*virtual*/ U32 countFilesInDir(const std::string &dirname, const std::string &mask);
- /*virtual*/ BOOL getNextFileInDir(const std::string &dirname, const std::string &mask, std::string &fname);
/*virtual*/ BOOL fileExists(const std::string &filename) const;
/*virtual*/ std::string getLLPluginLauncher();
/*virtual*/ std::string getLLPluginFilename(std::string base_name);
private:
- BOOL LLDir_Win32::getNextFileInDir(const llutf16string &dirname, const std::string &mask, std::string &fname);
-
void* mDirSearch_h;
llutf16string mCurrentDir;
};
diff --git a/indra/llvfs/lldiriterator.cpp b/indra/llvfs/lldiriterator.cpp
new file mode 100644
index 0000000000..5536ed8f69
--- /dev/null
+++ b/indra/llvfs/lldiriterator.cpp
@@ -0,0 +1,203 @@
+/**
+ * @file lldiriterator.cpp
+ * @brief Iterator through directory entries matching the search pattern.
+ *
+ * $LicenseInfo:firstyear=2010&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ *
+ * This library 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. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
+ * $/LicenseInfo$
+ */
+
+#include "lldiriterator.h"
+
+#include <boost/filesystem.hpp>
+#include <boost/regex.hpp>
+
+namespace fs = boost::filesystem;
+
+static std::string glob_to_regex(const std::string& glob);
+
+class LLDirIterator::Impl
+{
+public:
+ Impl(const std::string &dirname, const std::string &mask);
+ ~Impl();
+
+ bool next(std::string &fname);
+
+private:
+ boost::regex mFilterExp;
+ fs::directory_iterator mIter;
+ bool mIsValid;
+};
+
+LLDirIterator::Impl::Impl(const std::string &dirname, const std::string &mask)
+ : mIsValid(false)
+{
+ fs::path dir_path(dirname);
+
+ // Check if path exists.
+ if (!fs::exists(dir_path))
+ {
+ llerrs << "Invalid path: \"" << dir_path.string() << "\"" << llendl;
+ return;
+ }
+
+ // Initialize the directory iterator for the given path.
+ try
+ {
+ mIter = fs::directory_iterator(dir_path);
+ }
+ catch (fs::basic_filesystem_error<fs::path>& e)
+ {
+ llerrs << e.what() << llendl;
+ return;
+ }
+
+ // Convert the glob mask to a regular expression
+ std::string exp = glob_to_regex(mask);
+
+ // Initialize boost::regex with the expression converted from
+ // the glob mask.
+ // An exception is thrown if the expression is not valid.
+ try
+ {
+ mFilterExp.assign(exp);
+ }
+ catch (boost::regex_error& e)
+ {
+ llerrs << "\"" << exp << "\" is not a valid regular expression: "
+ << e.what() << llendl;
+ return;
+ }
+
+ mIsValid = true;
+}
+
+LLDirIterator::Impl::~Impl()
+{
+}
+
+bool LLDirIterator::Impl::next(std::string &fname)
+{
+ fname = "";
+
+ if (!mIsValid)
+ {
+ llerrs << "The iterator is not correctly initialized." << llendl;
+ return false;
+ }
+
+ fs::directory_iterator end_itr; // default construction yields past-the-end
+ bool found = false;
+ while (mIter != end_itr && !found)
+ {
+ boost::smatch match;
+ std::string name = mIter->path().filename();
+ if (found = boost::regex_match(name, match, mFilterExp))
+ {
+ fname = name;
+ }
+
+ ++mIter;
+ }
+
+ return found;
+}
+
+std::string glob_to_regex(const std::string& glob)
+{
+ std::string regex;
+ regex.reserve(glob.size()<<1);
+ S32 braces = 0;
+ bool escaped = false;
+ bool square_brace_open = false;
+
+ for (std::string::const_iterator i = glob.begin(); i != glob.end(); ++i)
+ {
+ char c = *i;
+
+ switch (c)
+ {
+ case '.':
+ regex+="\\.";
+ break;
+ case '*':
+ if (glob.begin() == i)
+ {
+ regex+="[^.].*";
+ }
+ else
+ {
+ regex+= escaped ? "*" : ".*";
+ }
+ break;
+ case '?':
+ regex+= escaped ? '?' : '.';
+ break;
+ case '{':
+ braces++;
+ regex+='(';
+ break;
+ case '}':
+ if (!braces)
+ {
+ llerrs << "glob_to_regex: Closing brace without an equivalent opening brace: " << glob << llendl;
+ }
+
+ regex+=')';
+ braces--;
+ break;
+ case ',':
+ regex+= braces ? '|' : c;
+ break;
+ case '!':
+ regex+= square_brace_open ? '^' : c;
+ break;
+ default:
+ regex+=c;
+ break;
+ }
+
+ escaped = ('\\' == c);
+ square_brace_open = ('[' == c);
+ }
+
+ if (braces)
+ {
+ llerrs << "glob_to_regex: Unterminated brace expression: " << glob << llendl;
+ }
+
+ return regex;
+}
+
+LLDirIterator::LLDirIterator(const std::string &dirname, const std::string &mask)
+{
+ mImpl = new Impl(dirname, mask);
+}
+
+LLDirIterator::~LLDirIterator()
+{
+ delete mImpl;
+}
+
+bool LLDirIterator::next(std::string &fname)
+{
+ return mImpl->next(fname);
+}
diff --git a/indra/llvfs/lldiriterator.h b/indra/llvfs/lldiriterator.h
new file mode 100644
index 0000000000..0b48be41b3
--- /dev/null
+++ b/indra/llvfs/lldiriterator.h
@@ -0,0 +1,87 @@
+/**
+ * @file lldiriterator.h
+ * @brief Iterator through directory entries matching the search pattern.
+ *
+ * $LicenseInfo:firstyear=2010&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ *
+ * This library 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. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_LLDIRITERATOR_H
+#define LL_LLDIRITERATOR_H
+
+#include "linden_common.h"
+
+/**
+ * Class LLDirIterator
+ *
+ * Iterates through directory entries matching the search pattern.
+ */
+class LLDirIterator
+{
+public:
+ /**
+ * Constructs LLDirIterator object to search for glob pattern
+ * matches in a directory.
+ *
+ * @param dirname - name of a directory to search in.
+ * @param mask - search pattern, a glob expression
+ *
+ * Wildcards supported in glob expressions:
+ * --------------------------------------------------------------
+ * | Wildcard | Matches |
+ * --------------------------------------------------------------
+ * | * |zero or more characters |
+ * | ? |exactly one character |
+ * | [abcde] |exactly one character listed |
+ * | [a-e] |exactly one character in the given range |
+ * | [!abcde] |any character that is not listed |
+ * | [!a-e] |any character that is not in the given range |
+ * | {abc,xyz} |exactly one entire word in the options given |
+ * --------------------------------------------------------------
+ */
+ LLDirIterator(const std::string &dirname, const std::string &mask);
+
+ ~LLDirIterator();
+
+ /**
+ * Searches for the next directory entry matching the glob mask
+ * specified upon iterator construction.
+ * Returns true if a match is found, sets fname
+ * parameter to the name of the matched directory entry and
+ * increments the iterator position.
+ *
+ * Typical usage:
+ * <code>
+ * LLDirIterator iter(directory, pattern);
+ * if ( iter.next(scanResult) )
+ * </code>
+ *
+ * @param fname - name of the matched directory entry.
+ * @return true if a match is found, false otherwise.
+ */
+ bool next(std::string &fname);
+
+protected:
+ class Impl;
+ Impl* mImpl;
+};
+
+#endif //LL_LLDIRITERATOR_H
diff --git a/indra/llvfs/tests/lldir_test.cpp b/indra/llvfs/tests/lldir_test.cpp
index 8788bd63e8..ea321c5ae9 100644
--- a/indra/llvfs/tests/lldir_test.cpp
+++ b/indra/llvfs/tests/lldir_test.cpp
@@ -28,6 +28,7 @@
#include "linden_common.h"
#include "../lldir.h"
+#include "../lldiriterator.h"
#include "../test/lltut.h"
@@ -259,13 +260,12 @@ namespace tut
std::string makeTestFile( const std::string& dir, const std::string& file )
{
- std::string delim = gDirUtilp->getDirDelimiter();
- std::string path = dir + delim + file;
+ std::string path = dir + file;
LLFILE* handle = LLFile::fopen( path, "w" );
ensure("failed to open test file '"+path+"'", handle != NULL );
// Harbison & Steele, 4th ed., p. 366: "If an error occurs, fputs
// returns EOF; otherwise, it returns some other, nonnegative value."
- ensure("failed to write to test file '"+path+"'", fputs("test file", handle) >= 0);
+ ensure("failed to write to test file '"+path+"'", EOF != fputs("test file", handle) );
fclose(handle);
return path;
}
@@ -290,7 +290,7 @@ namespace tut
}
static const char* DirScanFilename[5] = { "file1.abc", "file2.abc", "file1.xyz", "file2.xyz", "file1.mno" };
-
+
void scanTest(const std::string& directory, const std::string& pattern, bool correctResult[5])
{
@@ -300,7 +300,8 @@ namespace tut
bool filesFound[5] = { false, false, false, false, false };
//std::cerr << "searching '"+directory+"' for '"+pattern+"'\n";
- while ( found <= 5 && gDirUtilp->getNextFileInDir(directory, pattern, scanResult) )
+ LLDirIterator iter(directory, pattern);
+ while ( found <= 5 && iter.next(scanResult) )
{
found++;
//std::cerr << " found '"+scanResult+"'\n";
@@ -334,15 +335,15 @@ namespace tut
template<> template<>
void LLDirTest_object_t::test<5>()
- // getNextFileInDir
+ // LLDirIterator::next
{
std::string delim = gDirUtilp->getDirDelimiter();
std::string dirTemp = LLFile::tmpdir();
// Create the same 5 file names of the two directories
- std::string dir1 = makeTestDir(dirTemp + "getNextFileInDir");
- std::string dir2 = makeTestDir(dirTemp + "getNextFileInDir");
+ std::string dir1 = makeTestDir(dirTemp + "LLDirIterator");
+ std::string dir2 = makeTestDir(dirTemp + "LLDirIterator");
std::string dir1files[5];
std::string dir2files[5];
for (int i=0; i<5; i++)
@@ -380,19 +381,17 @@ namespace tut
scanTest(dir2, "file?.x?z", expected7);
// Scan dir2 and see if any file?.??c files are found
- // THESE FAIL ON Mac and Windows, SO ARE COMMENTED OUT FOR NOW
- // bool expected8[5] = { true, true, false, false, false };
- // scanTest(dir2, "file?.??c", expected8);
- // scanTest(dir2, "*.??c", expected8);
+ bool expected8[5] = { true, true, false, false, false };
+ scanTest(dir2, "file?.??c", expected8);
+ scanTest(dir2, "*.??c", expected8);
// Scan dir1 and see if any *.?n? files are found
bool expected9[5] = { false, false, false, false, true };
scanTest(dir1, "*.?n?", expected9);
// Scan dir1 and see if any *.???? files are found
- // THIS ONE FAILS ON WINDOWS (returns three charater suffixes) SO IS COMMENTED OUT FOR NOW
- // bool expected10[5] = { false, false, false, false, false };
- // scanTest(dir1, "*.????", expected10);
+ bool expected10[5] = { false, false, false, false, false };
+ scanTest(dir1, "*.????", expected10);
// Scan dir1 and see if any ?????.* files are found
bool expected11[5] = { true, true, true, true, true };
@@ -402,6 +401,15 @@ namespace tut
bool expected12[5] = { false, false, true, true, false };
scanTest(dir1, "??l??.xyz", expected12);
+ bool expected13[5] = { true, false, true, false, false };
+ scanTest(dir1, "file1.{abc,xyz}", expected13);
+
+ bool expected14[5] = { true, true, false, false, false };
+ scanTest(dir1, "file[0-9].abc", expected14);
+
+ bool expected15[5] = { true, true, false, false, false };
+ scanTest(dir1, "file[!a-z].abc", expected15);
+
// clean up all test files and directories
for (int i=0; i<5; i++)
{