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Diffstat (limited to 'libltdl/libltdl/lt_error.h')
| -rw-r--r-- | libltdl/libltdl/lt_error.h | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/libltdl/libltdl/lt_error.h b/libltdl/libltdl/lt_error.h new file mode 100644 index 0000000..367c36b --- /dev/null +++ b/libltdl/libltdl/lt_error.h @@ -0,0 +1,86 @@ +/* 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*/ |