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Initial implementations of the ErrorCode and Path concepts for Linux.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15763 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Spencer 2004-08-15 08:14:33 +00:00
parent d5cda87995
commit 439ed9036d
5 changed files with 792 additions and 0 deletions
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38
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//===- ErrorCode.cpp - Define the ErrorCode class ---------------*- C++ -*-===//
//
// Copyright (C) 2004 eXtensible Systems, Inc. All Rights Reserved.
//
// This program is open source software; you can redistribute it and/or modify
// it under the terms of the University of Illinois Open Source License. See
// LICENSE.TXT (distributed with this software) for details.
//
// 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.
//
//===----------------------------------------------------------------------===//
//
// This file defines the members of the llvm::sys::ErrorCode class. This class
// is used to hold operating system and other error codes in a platform
// agnostic manner.
//
//===----------------------------------------------------------------------===//
/// @file lib/System/ErrorCode.h
/// @author Reid Spencer <raspencer@x10sys.com> (original author)
/// @version \verbatim $Id$ \endverbatim
/// @date 2004/08/14
/// @since 1.4
/// @brief Declares the llvm::sys::ErrorCode class.
//===----------------------------------------------------------------------===//
#include "llvm/System/ErrorCode.h"
namespace llvm {
namespace sys {
}
}
#include "linux/ErrorCode.cpp"
// vim: sw=2 smartindent smarttab tw=80 autoindent expandtab

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//===- Path.cpp - Path Operating System Concept -----------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// Copyright (C) 2004 eXtensible Systems, Inc. All Rights Reserved.
//
// This program is open source software; you can redistribute it and/or modify
// it under the terms of the University of Illinois Open Source License. See
// LICENSE.TXT (distributed with this software) for details.
//
// 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.
//
//===----------------------------------------------------------------------===//
//
// This file implements the common Path concept for a variety of platforms.
// A path is simply the name of some file system storage place. Paths can be
// either directories or files.
//
//===----------------------------------------------------------------------===//
/// @file lib/System/Path.cpp
/// @author Reid Spencer <raspencer@x10sys.com> (original author)
/// @version \verbatim $Id$ \endverbatim
/// @date 2004/08/14
/// @since 1.4
/// @brief Defines the llvm::sys::Path class.
//===----------------------------------------------------------------------===//
#include "llvm/System/Path.h"
namespace llvm {
namespace sys {
ErrorCode
Path::append_directory( const std::string& dirname ) throw() {
this->append( dirname );
make_directory();
return NOT_AN_ERROR;
}
ErrorCode
Path::append_file( const std::string& filename ) throw() {
this->append( filename );
return NOT_AN_ERROR;
}
ErrorCode
Path::create( bool create_parents)throw() {
ErrorCode result ( NOT_AN_ERROR );
if ( is_directory() ) {
if ( create_parents ) {
result = this->create_directories( );
} else {
result = this->create_directory( );
}
} else if ( is_file() ) {
if ( create_parents ) {
result = this->create_directories( );
}
if ( result ) {
result = this->create_file( );
}
} else {
result = ErrorCode(ERR_SYS_INVALID_ARG);
}
return result;
}
ErrorCode
Path::remove() throw() {
ErrorCode result( NOT_AN_ERROR );
if ( is_directory() ) {
if ( exists() )
this->remove_directory( );
} else if ( is_file() ) {
if ( exists() ) this->remove_file( );
} else {
result = ErrorCode(ERR_SYS_INVALID_ARG);
}
return result;
}
}
}
// Include the platform specific portions of this class
#include "linux/Path.cpp"
// vim: sw=2 smartindent smarttab tw=80 autoindent expandtab

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//===- ErrorCode.cpp - Define the ErrorCode class ---------------*- C++ -*-===//
//
// Copyright (C) 2004 eXtensible Systems, Inc. All Rights Reserved.
//
// This program is open source software; you can redistribute it and/or modify
// it under the terms of the University of Illinois Open Source License. See
// LICENSE.TXT (distributed with this software) for details.
//
// 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.
//
//===----------------------------------------------------------------------===//
//
// This file defines the linux specific members of the llvm::sys::ErrorCode
// class.
//
//===----------------------------------------------------------------------===//
/// @file lib/System/ErrorCode.h
/// @author Reid Spencer <raspencer@x10sys.com> (original author)
/// @version \verbatim $Id$ \endverbatim
/// @date 2004/08/14
/// @since 1.4
/// @brief Declares the linux specific methods of llvm::sys::ErrorCode class.
//===----------------------------------------------------------------------===//
namespace llvm {
namespace sys {
std::string
ErrorCode::description() const throw()
{
switch (domain()) {
case OSDomain:
char buffer[1024];
if (0 != strerror_r(index(),buffer,1024) )
return "<Error Message Unavalabile>";
return buffer;
case SystemDomain:
switch (index()) {
case ERR_SYS_INVALID_ARG:
return "Invalid argument to lib/System call";
default:
return "Unknown lib/System Error";
}
break;
default:
return "Unknown Error";
}
}
}
}
// vim: sw=2 smartindent smarttab tw=80 autoindent expandtab

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//===- LinuxCommon.h - Common Declarations For Linux ------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// Copyright (C) 2004 eXtensible Systems, Inc. All Rights Reserved.
//
// This program is open source software; you can redistribute it and/or modify
// it under the terms of the University of Illinois Open Source License. See
// LICENSE.TXT (distributed with this software) for details.
//
// 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.
//
//===----------------------------------------------------------------------===//
/// @file lib/System/linux/Common.h
/// @author Reid Spencer <rspencer@x10sys.com> (original author)
/// @version \verbatim $Id$ \endverbatim
/// @date 2004/08/14
/// @since 1.4
/// @brief Provides common linux specific declarations and includes.
//===----------------------------------------------------------------------===//
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/param.h>
#include <pthread.h>
#define FATAL(arg) \
{ llvm::sys::panic(LLVM_CONTEXT, arg); }
#define RETURN_ERRNO \
return ErrorCode(LLVM_ERROR_CODE(OSDomain,errno))
#define RETURN_OSERROR(code) \
return ErrorCode(LLVM_ERROR_CODE(OSDomain,code))
#ifdef assert
#define ASSERT_ARG(expr) \
if ( ! (expr) ) {\
return ErrorCode(ERR_SYS_INVALID_ARG);\
}
#else
#define ASSERT_ARG(expr)
#endif
#define CHECK(var,call,args,msg) \
{ \
if ( -1 == ( var = ::call args )) { \
panic(LLVM_CONTEXT, msg); \
} \
}
#define RETURN_ON_ERROR(call,args) \
{ \
errno = 0; \
if ( 0 > ( call args ) ) { \
RETURN_ERRNO; \
} \
}
#define RETURN_ON_ERRORCODE(call,args) \
{ \
ErrorCode code = call args ; \
if ( ! code ) \
return code; \
}
#define PTHREAD_CALL( call, args, cleanup ) \
{ \
int errcode = ::call args ; \
if ( errcode != 0 ) { \
cleanup ; \
RETURN_ERRNO ; \
} \
}
#define CLEANUP_CALL( call, args, cleanup ) \
{ \
int result = call args ; \
if ( result != 0 ) { \
cleanup ; \
RETURN_ERRNO ; \
} \
}
// Define our realtime signals
#define SIG_LOOP_TERMINATE ( SIGRTMIN + 3 )
#define SIG_USER_EVENT_1 ( SIGRTMIN + 4 )
#define SIG_USER_EVENT_2 ( SIGRTMIN + 5 )
#define SIG_USER_EVENT_3 ( SIGRTMIN + 6 )
#define SIG_USER_EVENT_4 ( SIGRTMIN + 7 )
#define SIG_USER_EVENT_5 ( SIGRTMIN + 8 )
#define SIG_USER_EVENT_6 ( SIGRTMIN + 9 )
#define SIG_USER_EVENT_7 ( SIGRTMIN + 10 )
#define SIG_USER_EVENT_8 ( SIGRTMIN + 11 )
#define SIG_AIO_1 ( SIGRTMIN + 12 )
#define SIG_AIO_2 ( SIGRTMIN + 13 )
#define SIG_AIO_3 ( SIGRTMIN + 14 )
#define SIG_AIO_4 ( SIGRTMIN + 15 )
#define SIG_AIO_5 ( SIGRTMIN + 16 )
#define SIG_AIO_6 ( SIGRTMIN + 17 )
#define SIG_AIO_7 ( SIGRTMIN + 18 )
#define SIG_AIO_8 ( SIGRTMIN + 19 )
namespace llvm {
namespace sys {
#if 0
inline void
time_t2TimeValue( time_t t, TimeValue &tv )
{
TimeValue::Seconds_Type seconds = t;
seconds -= TimeValue::posix_zero_time.seconds();
tv.set( seconds, 0 );
}
inline void
TimeValue2timespec( const TimeValue& tv, struct timespec & ts )
{
uint64_t seconds;
uint64_t nanos;
tv.timespec_time( seconds, nanos );
ts.tv_sec = static_cast<time_t>(seconds);
ts.tv_nsec = static_cast<long int>(nanos);
}
inline void
timeval2TimeValue( struct timeval& tval, TimeValue& tv )
{
TimeValue::Seconds_Type seconds = tval.tv_sec;
seconds -= TimeValue::posix_zero_time.seconds();
tv.set( seconds, tval.tv_usec * XPS_NANOSECONDS_PER_MICROSECOND );
}
extern pid_t pid_; ///< This processes' process identification number
extern int pagesize_; ///< The virtual memory page size of this machine
extern long arg_max_; ///< The maximum size in bytes of arguments to exec()
extern long child_max_; ///< The maximum processes per user.
extern long clk_tck_; ///< The number of clock ticks per second on this machine
extern long stream_max_; ///< The maximum number of streams that can be opened
extern long tzname_max_; ///< The maximum length of a timezone name
extern long file_max_; ///< The maximum number of files that can be opened
extern long line_max_; ///< The maximum length of an I/O line
extern long job_control_; ///< Non-zero if POSIX job control enabled
extern long saved_ids_; ///< ?
extern long phys_pages_; ///< Total number of physical pages
extern long avphys_pages_; ///< Average number of free physical pages
#endif
}
}
// vim: sw=2 smartindent smarttab tw=80 autoindent expandtab

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//===- Path.cpp - Path Operating System Concept -----------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// Copyright (C) 2004 eXtensible Systems, Inc. All Rights Reserved.
//
// This program is open source software; you can redistribute it and/or modify
// it under the terms of the University of Illinois Open Source License. See
// LICENSE.TXT (distributed with this software) for details.
//
// 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.
//
//===----------------------------------------------------------------------===//
//===----------------------------------------------------------------------===//
/// @file lib/System/linux/Path.cpp
/// @author Reid Spencer <raspencer@users.sourceforge.net> (original author)
/// @version \verbatim $Id$ \endverbatim
/// @date 2003/04/17
/// @since 1.4
/// @brief Implements the linux specific portion of class llvm::sys::Path
////////////////////////////////////////////////////////////////////////////////
#include "LinuxCommon.h"
#include <sys/stat.h>
#include <fcntl.h>
namespace llvm {
namespace sys {
Path::Path(ConstructSpecial which) throw() {
switch (which) {
case CONSTRUCT_TEMP_FILE:
this->make_temp_file();
break;
case CONSTRUCT_TEMP_DIR:
this->make_temp_directory();
break;
}
}
bool
Path::is_file() const throw() {
if ( !empty() && ((*this)[length()-1] != '/' ))
return true;
return false;
}
bool
Path::is_directory() const throw() {
if ((!empty()) && ((*this)[length()-1] == '/' ))
return true;
return false;
}
ErrorCode
Path::make_directory() throw() {
char end[2];
end[0] = '/';
end[1] = 0;
if ( empty() )
this->assign( end );
else if ( (*this)[length()-1] != '/' )
this->append( end );
return NOT_AN_ERROR;
}
ErrorCode
Path::make_temp_directory() throw() {
char temp_name[64];
::strcpy(temp_name,"/tmp/llvm_XXXXXX");
char* res = ::mkdtemp(temp_name);
if ( res == 0 )
RETURN_ERRNO;
*this = temp_name;
make_directory();
return NOT_AN_ERROR;
}
ErrorCode
Path::make_file() throw() {
if ( (*this)[length()-1] == '/' )
this->erase( this->length()-1, 1 );
return NOT_AN_ERROR;
}
ErrorCode
Path::make_temp_file() throw() {
char temp_name[64];
::strcpy(temp_name,"/tmp/llvm_XXXXXX");
int fd = ::mkstemp(temp_name);
if ( fd == -1 )
RETURN_ERRNO;
::close(fd);
*this = temp_name;
return NOT_AN_ERROR;
}
ErrorCode
Path::exists() throw() {
char pathname[MAXPATHLEN];
this->fill(pathname,MAXPATHLEN);
int lastchar = this->length() - 1 ;
if (pathname[lastchar] == '/')
pathname[lastchar] = 0;
RETURN_ON_ERROR( access,( pathname, F_OK | R_OK ) );
return NOT_AN_ERROR;
}
ErrorCode
Path::create_directory() throw() {
char pathname[MAXPATHLEN];
this->fill(pathname,MAXPATHLEN);
int lastchar = this->length() - 1 ;
if (pathname[lastchar] == '/')
pathname[lastchar] = 0;
RETURN_ON_ERROR( mkdir, ( pathname, S_IRWXU | S_IRWXG ) );
return NOT_AN_ERROR;
}
ErrorCode
Path::create_directories() throw() {
char pathname[MAXPATHLEN];
this->fill(pathname,MAXPATHLEN);
int lastchar = this->length() - 1 ;
if (pathname[lastchar] == '/')
pathname[lastchar] = 0;
char * next = index(pathname,'/');
if ( pathname[0] == '/' )
next = index(&pathname[1],'/');
while ( next != 0 )
{
*next = 0;
if ( 0 != access( pathname, F_OK | R_OK ) )
RETURN_ON_ERROR( mkdir, (pathname, S_IRWXU | S_IRWXG ) );
char* save = next;
next = index(pathname,'/');
*save = '/';
}
return NOT_AN_ERROR;
}
ErrorCode
Path::remove_directory( ) throw() {
char pathname[MAXPATHLEN];
this->fill(pathname,MAXPATHLEN);
int lastchar = this->length() - 1 ;
if (pathname[lastchar] == '/')
pathname[lastchar] = 0;
RETURN_ON_ERROR( rmdir, (pathname) );
return NOT_AN_ERROR;
}
ErrorCode
Path::create_file( ) throw() {
char pathname[MAXPATHLEN];
this->fill(pathname,MAXPATHLEN);
int lastchar = this->length() - 1 ;
if (pathname[lastchar] == '/')
pathname[lastchar] = 0;
RETURN_ON_ERROR( creat, ( pathname, S_IRUSR | S_IWUSR ) );
return NOT_AN_ERROR;
}
ErrorCode
Path::remove_file( ) throw() {
char pathname[MAXPATHLEN];
this->fill(pathname,MAXPATHLEN);
int lastchar = this->length() - 1 ;
if (pathname[lastchar] == '/')
pathname[lastchar] = 0;
RETURN_ON_ERROR( unlink, (pathname) );
return NOT_AN_ERROR;
}
ErrorCode
Path::find_lib( const char * file ) throw()
{
ASSERT_ARG( file != 0 );
#if 0
ACE_TCHAR tempcopy[MAXPATHLEN + 1];
ACE_TCHAR searchpathname[MAXPATHLEN + 1];
ACE_TCHAR searchfilename[MAXPATHLEN + 1];
// Create a copy of filename to work with.
if (ACE_OS::strlen (filename) + 1
> (sizeof tempcopy / sizeof (ACE_TCHAR)))
{
errno = ENOMEM;
return -1;
}
else
ACE_OS::strcpy (tempcopy, filename);
// Insert canonical directory separators.
ACE_TCHAR *separator_ptr;
#if (ACE_DIRECTORY_SEPARATOR_CHAR != '/')
// Make all the directory separators "canonical" to simplify
// subsequent code.
ACE_Lib_Find::strrepl (tempcopy, ACE_DIRECTORY_SEPARATOR_CHAR, '/');
#endif /* ACE_DIRECTORY_SEPARATOR_CHAR */
// Separate filename from pathname.
separator_ptr = ACE_OS::strrchr (tempcopy, '/');
// This is a relative path.
if (separator_ptr == 0)
{
searchpathname[0] = '\0';
ACE_OS::strcpy (searchfilename, tempcopy);
}
else // This is an absolute path.
{
ACE_OS::strcpy (searchfilename, separator_ptr + 1);
separator_ptr[1] = '\0';
ACE_OS::strcpy (searchpathname, tempcopy);
}
int got_suffix = 0;
// Check to see if this has an appropriate DLL suffix for the OS
// platform.
ACE_TCHAR *s = ACE_OS::strrchr (searchfilename, '.');
const ACE_TCHAR *dll_suffix = ACE_DLL_SUFFIX;
if (s != 0)
{
// If we have a dot, we have a suffix
got_suffix = 1;
// Check whether this matches the appropriate platform-specific
// suffix.
if (ACE_OS::strcmp (s, dll_suffix) != 0)
{
ACE_ERROR ((LM_WARNING,
ACE_LIB_TEXT ("Warning: improper suffix for a ")
ACE_LIB_TEXT ("shared library on this platform: %s\n"),
s));
}
}
// Make sure we've got enough space in searchfilename.
if (ACE_OS::strlen (searchfilename)
+ ACE_OS::strlen (ACE_DLL_PREFIX)
+ got_suffix ? 0 : ACE_OS::strlen (dll_suffix) >= (sizeof searchfilename /
sizeof (ACE_TCHAR)))
{
errno = ENOMEM;
return -1;
}
// Use absolute pathname if there is one.
if (ACE_OS::strlen (searchpathname) > 0)
{
if (ACE_OS::strlen (searchfilename)
+ ACE_OS::strlen (searchpathname) >= maxpathnamelen)
{
errno = ENOMEM;
return -1;
}
else
{
#if (ACE_DIRECTORY_SEPARATOR_CHAR != '/')
// Revert to native path name separators.
ACE_Lib_Find::strrepl (searchpathname,
'/',
ACE_DIRECTORY_SEPARATOR_CHAR);
#endif /* ACE_DIRECTORY_SEPARATOR_CHAR */
// First, try matching the filename *without* adding a
// prefix.
#if defined (ACE_HAS_BROKEN_CONDITIONAL_STRING_CASTS)
ACE_OS::sprintf (pathname,
ACE_LIB_TEXT ("%s%s%s"),
searchpathname,
searchfilename,
got_suffix ? ACE_static_cast (ACE_TCHAR *,
ACE_LIB_TEXT (""))
: ACE_static_cast (ACE_TCHAR *,
dll_suffix));
#else /* ! defined (ACE_HAS_BROKEN_CONDITIONAL_STRING_CASTS) */
ACE_OS::sprintf (pathname,
ACE_LIB_TEXT ("%s%s%s"),
searchpathname,
searchfilename,
got_suffix ? ACE_LIB_TEXT ("") : dll_suffix);
#endif /* ! defined (ACE_HAS_BROKEN_CONDITIONAL_STRING_CASTS) */
if (ACE_OS::access (pathname, F_OK) == 0)
return 0;
// Second, try matching the filename *with* adding a prefix.
#if defined (ACE_HAS_BROKEN_CONDITIONAL_STRING_CASTS)
ACE_OS::sprintf (pathname,
ACE_LIB_TEXT ("%s%s%s%s"),
searchpathname,
ACE_DLL_PREFIX,
searchfilename,
got_suffix ? ACE_static_cast (ACE_TCHAR *,
ACE_LIB_TEXT (""))
: ACE_static_cast (ACE_TCHAR *,
dll_suffix));
#else /* ! defined (ACE_HAS_BROKEN_CONDITIONAL_STRING_CASTS) */
ACE_OS::sprintf (pathname,
ACE_LIB_TEXT ("%s%s%s%s"),
searchpathname,
ACE_DLL_PREFIX,
searchfilename,
got_suffix ? ACE_LIB_TEXT ("") : dll_suffix);
#endif /* ! defined (ACE_HAS_BROKEN_CONDITIONAL_STRING_CASTS) */
if (ACE_OS::access (pathname, F_OK) == 0)
return 0;
}
}
// Use relative filenames via LD_LIBRARY_PATH or PATH (depending on
// OS platform).
else
{
ACE_TCHAR *ld_path =
#if defined ACE_DEFAULT_LD_SEARCH_PATH
ACE_DEFAULT_LD_SEARCH_PATH;
#else
ACE_OS::getenv (ACE_LD_SEARCH_PATH);
#endif /* ACE_DEFAULT_LD_SEARCH_PATH */
if (ld_path != 0
&& (ld_path = ACE_OS::strdup (ld_path)) != 0)
{
// strtok has the strange behavior of not separating the
// string ":/foo:/bar" into THREE tokens. One would expect
// that the first iteration the token would be an empty
// string, the second iteration would be "/foo", and the
// third iteration would be "/bar". However, this is not
// the case; one only gets two iterations: "/foo" followed
// by "/bar".
// This is especially a problem in parsing Unix paths
// because it is permissible to specify 'the current
// directory' as an empty entry. So, we introduce the
// following special code to cope with this:
// Look at each dynamic lib directory in the search path.
ACE_TCHAR *nextholder = 0;
const ACE_TCHAR *path_entry =
ACE_Lib_Find::strsplit_r (ld_path,
ACE_LD_SEARCH_PATH_SEPARATOR_STR,
nextholder);
int result = 0;
for (;;)
{
// Check if at end of search path.
if (path_entry == 0)
{
errno = ENOENT;
result = -1;
break;
}
else if (ACE_OS::strlen (path_entry)
+ 1
+ ACE_OS::strlen (searchfilename)
>= maxpathnamelen)
{
errno = ENOMEM;
result = -1;
break;
}
// This works around the issue where a path might have
// an empty component indicating 'current directory'.
// We need to do it here rather than anywhere else so
// that the loop condition will still work.
else if (path_entry[0] == '\0')
path_entry = ACE_LIB_TEXT (".");
// First, try matching the filename *without* adding a
// prefix.
#if defined (ACE_HAS_BROKEN_CONDITIONAL_STRING_CASTS)
ACE_OS::sprintf (pathname,
ACE_LIB_TEXT ("%s%c%s%s"),
path_entry,
ACE_DIRECTORY_SEPARATOR_CHAR,
searchfilename,
got_suffix ? ACE_static_cast (ACE_TCHAR *,
ACE_LIB_TEXT (""))
: ACE_static_cast (ACE_TCHAR *,
dll_suffix));
#else /* ! defined (ACE_HAS_BROKEN_CONDITIONAL_STRING_CASTS) */
ACE_OS::sprintf (pathname,
ACE_LIB_TEXT ("%s%c%s%s"),
path_entry,
ACE_DIRECTORY_SEPARATOR_CHAR,
searchfilename,
got_suffix ? ACE_LIB_TEXT ("") : dll_suffix);
#endif /* ! defined (ACE_HAS_BROKEN_CONDITIONAL_STRING_CASTS) */
if (ACE_OS::access (pathname, F_OK) == 0)
break;
// Second, try matching the filename *with* adding a
// prefix.
#if defined (ACE_HAS_BROKEN_CONDITIONAL_STRING_CASTS)
ACE_OS::sprintf (pathname,
ACE_LIB_TEXT ("%s%c%s%s%s"),
path_entry,
ACE_DIRECTORY_SEPARATOR_CHAR,
ACE_DLL_PREFIX,
searchfilename,
got_suffix ? ACE_static_cast (ACE_TCHAR *,
ACE_LIB_TEXT (""))
: ACE_static_cast (ACE_TCHAR *,
dll_suffix));
#else /* ! defined (ACE_HAS_BROKEN_CONDITIONAL_STRING_CASTS) */
ACE_OS::sprintf (pathname,
ACE_LIB_TEXT ("%s%c%s%s%s"),
path_entry,
ACE_DIRECTORY_SEPARATOR_CHAR,
ACE_DLL_PREFIX,
searchfilename,
got_suffix ? ACE_LIB_TEXT ("") : dll_suffix);
#endif /* ! defined (ACE_HAS_BROKEN_CONDITIONAL_STRING_CASTS) */
if (ACE_OS::access (pathname, F_OK) == 0)
break;
// Fetch the next item in the path
path_entry = ACE_Lib_Find::strsplit_r (0,
ACE_LD_SEARCH_PATH_SEPARATOR_STR,
nextholder);
}
ACE_OS::free ((void *) ld_path);
return result;
}
}
errno = ENOENT;
return -1;
#endif
/// @todo FIXME: Convert ACE code
*this = Path( file );
return NOT_AN_ERROR;
}
}
}
// vim: sw=2 smartindent smarttab tw=80 autoindent expandtab