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find_paths_etc(): added user/system only flags.

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* B_FIND_PATHS_(USER|SYSTEM)_ONLY cause only the specified paths
  to be included in the result list.
This commit is contained in:
Axel Dörfler 2015-03-26 18:21:46 +00:00
parent 2bdffa6131
commit b7a87fd137
2 changed files with 27 additions and 1 deletions
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5
headers/os/storage/FindDirectory.h
View File

@ -1,5 +1,5 @@
/*
* Copyright 2002-2013, Haiku Inc. All Rights Reserved.
* Copyright 2002-2015, Haiku Inc. All Rights Reserved.
* Distributed under the terms of the MIT License.
*/
#ifndef _FIND_DIRECTORY_H
@ -126,6 +126,9 @@ enum {
B_FIND_PATH_CREATE_DIRECTORY = 0x0001,
B_FIND_PATH_CREATE_PARENT_DIRECTORY = 0x0002,
B_FIND_PATH_EXISTING_ONLY = 0x0004,
B_FIND_PATHS_SYSTEM_ONLY = 0x0010,
B_FIND_PATHS_USER_ONLY = 0x0020,
};

23
src/system/libroot/os/find_paths.cpp
View File

@ -1,4 +1,5 @@
/*
* Copyright 2015, Axel Dörfler, axeld@pinc-software.de.
* Copyright 2013, Ingo Weinhold, ingo_weinhold@gmx.de.
* Distributed under the terms of the MIT License.
*/
@ -85,6 +86,16 @@ public:
return fLocations[0] != NULL && fLocations[1] != NULL;
}
bool IsUserIndex(size_t index) const
{
return index==0 || index==1;
}
bool IsSystemIndex(size_t index) const
{
return index==2 || index==3;
}
static InstallationLocations* Default()
{
static char sBuffer[sizeof(InstallationLocations)];
@ -674,6 +685,12 @@ __find_paths_etc(const char* architecture, path_base_directory baseDirectory,
size_t totalSize = 0;
for (size_t i = 0; i < InstallationLocations::kCount; i++) {
if (((flags & B_FIND_PATHS_USER_ONLY) != 0
&& !installationLocations->IsUserIndex(i))
|| ((flags & B_FIND_PATHS_SYSTEM_ONLY) != 0
&& !installationLocations->IsSystemIndex(i)))
continue;
relativePaths[i] = get_relative_directory_path(i, baseDirectory);
if (relativePaths[i] == NULL)
return B_BAD_VALUE;
@ -696,6 +713,12 @@ __find_paths_etc(const char* architecture, path_base_directory baseDirectory,
char* pathBuffer = (char*)(paths + InstallationLocations::kCount);
const char* pathBufferEnd = pathBuffer + totalSize;
for (size_t i = 0; i < InstallationLocations::kCount; i++) {
if (((flags & B_FIND_PATHS_USER_ONLY) != 0
&& !installationLocations->IsUserIndex(i))
|| ((flags & B_FIND_PATHS_SYSTEM_ONLY) != 0
&& !installationLocations->IsSystemIndex(i)))
continue;
ssize_t pathSize = process_path(installationLocations->At(i),
architecture, relativePaths[i], subPath, flags, pathBuffer,
pathBufferEnd - pathBuffer);