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- /* lt_error.h -- error propagation interface
- Copyright (C) 1999-2001, 2004, 2007, 2011-2015 Free Software
- Foundation, Inc.
- Written by Thomas Tanner, 1999
- NOTE: The canonical source of this file is maintained with the
- GNU Libtool package. Report bugs to bug-libtool@gnu.org.
- GNU Libltdl 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; either
- version 2 of the License, or (at your option) any later version.
- As a special exception to the GNU Lesser General Public License,
- if you distribute this file as part of a program or library that
- is built using GNU Libtool, you may include this file under the
- same distribution terms that you use for the rest of that program.
- GNU Libltdl 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 GNU Libltdl; see the file COPYING.LIB. If not, a
- copy can be downloaded from http://www.gnu.org/licenses/lgpl.html,
- or obtained by writing to the Free Software Foundation, Inc.,
- 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
- */
- /* Only include this header file once. */
- #if !defined LT_ERROR_H
- #define LT_ERROR_H 1
- #include <libltdl/lt_system.h>
- LT_BEGIN_C_DECLS
- /* Defining error strings alongside their symbolic names in a macro in
- this way allows us to expand the macro in different contexts with
- confidence that the enumeration of symbolic names will map correctly
- onto the table of error strings. \0 is appended to the strings to
- expilicitely initialize the string terminator. */
- #define lt_dlerror_table \
- LT_ERROR(UNKNOWN, "unknown error\0") \
- LT_ERROR(DLOPEN_NOT_SUPPORTED, "dlopen support not available\0") \
- LT_ERROR(INVALID_LOADER, "invalid loader\0") \
- LT_ERROR(INIT_LOADER, "loader initialization failed\0") \
- LT_ERROR(REMOVE_LOADER, "loader removal failed\0") \
- LT_ERROR(FILE_NOT_FOUND, "file not found\0") \
- LT_ERROR(DEPLIB_NOT_FOUND, "dependency library not found\0") \
- LT_ERROR(NO_SYMBOLS, "no symbols defined\0") \
- LT_ERROR(CANNOT_OPEN, "can't open the module\0") \
- LT_ERROR(CANNOT_CLOSE, "can't close the module\0") \
- LT_ERROR(SYMBOL_NOT_FOUND, "symbol not found\0") \
- LT_ERROR(NO_MEMORY, "not enough memory\0") \
- LT_ERROR(INVALID_HANDLE, "invalid module handle\0") \
- LT_ERROR(BUFFER_OVERFLOW, "internal buffer overflow\0") \
- LT_ERROR(INVALID_ERRORCODE, "invalid errorcode\0") \
- LT_ERROR(SHUTDOWN, "library already shutdown\0") \
- LT_ERROR(CLOSE_RESIDENT_MODULE, "can't close resident module\0") \
- LT_ERROR(INVALID_MUTEX_ARGS, "internal error (code withdrawn)\0")\
- LT_ERROR(INVALID_POSITION, "invalid search path insert position\0")\
- LT_ERROR(CONFLICTING_FLAGS, "symbol visibility can be global or local\0")
- /* Enumerate the symbolic error names. */
- enum {
- #define LT_ERROR(name, diagnostic) LT_CONC(LT_ERROR_, name),
- lt_dlerror_table
- #undef LT_ERROR
- LT_ERROR_MAX
- };
- /* Should be max of the error string lengths above (plus one for C++) */
- #define LT_ERROR_LEN_MAX (41)
- /* These functions are only useful from inside custom module loaders. */
- LT_SCOPE int lt_dladderror (const char *diagnostic);
- LT_SCOPE int lt_dlseterror (int errorcode);
- LT_END_C_DECLS
- #endif /*!defined LT_ERROR_H*/
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