pegasus/src/Executor/Path.c - diff

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Diff for /pegasus/src/Executor/Path.c between version 1.1 and 1.2

version 1.1, 2007/01/04 04:43:33

version 1.2, 2007/05/25 18:35:07

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//%2006////////////////////////////////////////////////////////////////////////

// Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems.

// IBM Corp.; EMC Corporation, The Open Group.

// IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group.

// EMC Corporation; VERITAS Software Corporation; The Open Group.

// EMC Corporation; Symantec Corporation; The Open Group.

// Permission is hereby granted, free of charge, to any person obtaining a copy

// of this software and associated documentation files (the "Software"), to

// deal in the Software without restriction, including without limitation the

// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or

// sell copies of the Software, and to permit persons to whom the Software is

// furnished to do so, subject to the following conditions:

// THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN

// ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED

// "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT

// LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR

// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT

// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN

// ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION

// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

//%/////////////////////////////////////////////////////////////////////////////

#include <stdlib.h>

#include <sys/types.h>

#include <sys/stat.h>

#include <unistd.h>

#include <string.h>

#include "Path.h"

#include "Strlcpy.h"

#include "Strlcat.h"

#include "Config.h"

#include "Defines.h"

**==============================================================================

** DirName()

** Remove the trailing component from the path (like the Unix dirname

** command).

** /a => /

** /a/ => /

** /a/b => /a

** /a/b/foo.conf => /a/b

**==============================================================================

void DirName(const char* path1, char path2[EXECUTOR_BUFFER_SIZE])

{

char* p;

/* Copy path1 to path2. */

Strlcpy(path2, path1, EXECUTOR_BUFFER_SIZE);

/* Find last slash. */

p = strrchr(path2, '/');

/* Handle "." case (empty string or no slashes). */

if (*path2 == '\0' || p == NULL)

{

Strlcpy(path2, ".", EXECUTOR_BUFFER_SIZE);

return;

}

/* Remove trailing slashes. */

if (p[1] == '\0')

{

while (p != path2 && *p == '/')

*p-- = '\0';

}

/* Remove trailing component. */

p = strrchr(path2, '/');

if (p)

{

if (p == path2)

p[1] = '\0';

while (p != path2 && *p == '/')

*p-- = '\0';

}

else

Strlcpy(path2, ".", EXECUTOR_BUFFER_SIZE);

}

**==============================================================================

** GetHomedPath()

** Get the absolute path of the given named file or directory. If already

** absolute it just returns. Otherwise, it prepends the PEGASUS_HOME

** environment variable.

**==============================================================================

int GetHomedPath(

const char* name,

char path[EXECUTOR_BUFFER_SIZE])

{

const char* home;

/* If absolute, then use the name as is. */

if (name && name[0] == '/')

{

Strlcpy(path, name, EXECUTOR_BUFFER_SIZE);

return 0;

}

/* Use PEGASUS_HOME to form path. */

/* Flawfinder: ignore */

if ((home = getenv("PEGASUS_HOME")) == NULL)

return -1;

Strlcpy(path, home, EXECUTOR_BUFFER_SIZE);

if (name)

{

Strlcat(path, "/", EXECUTOR_BUFFER_SIZE);

Strlcat(path, name, EXECUTOR_BUFFER_SIZE);

}

return 0;

}

**==============================================================================

** GetPegasusInternalBinDir()

** Get the Pegasus "lbin" directory. This is the directory that contains

** internal Pegasus programs. Note that administrative tools are contained

** in the "sbin" directory.

**==============================================================================

int GetPegasusInternalBinDir(char path[EXECUTOR_BUFFER_SIZE])

{

char* p;

struct stat st;

/* Make a copy of PEGASUS_PROVIDER_AGENT_PROC_NAME: */

char buffer[EXECUTOR_BUFFER_SIZE];

Strlcpy(buffer, PEGASUS_PROVIDER_AGENT_PROC_NAME, sizeof(buffer));

/* Remove CIMPROVAGT suffix. */

p = strrchr(buffer, '/');

if (!p)

p = buffer;

*p = '\0';

/* If buffer path absolute, use this. */

if (buffer[0] == '/')

{

Strlcat(path, buffer, EXECUTOR_BUFFER_SIZE);

}

else

{

/* Prefix with PEGASUS_HOME environment variable. */

/* Flawfinder: ignore */

const char* home = getenv("PEGASUS_HOME");

if (!home)

return -1;

Strlcpy(path, home, EXECUTOR_BUFFER_SIZE);

Strlcat(path, "/", EXECUTOR_BUFFER_SIZE);

Strlcat(path, buffer, EXECUTOR_BUFFER_SIZE);

}

/* Fail if no such directory. */

if (stat(path, &st) != 0)

return -1;

if (!S_ISDIR(st.st_mode))

return -1;

return 0;

}

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