a straight integral -1 also use ctf_errno(). */
#define CTF_ERR ((ctf_id_t) -1L)
-#define ECTF_BASE 1000 /* Base value for libctf errnos. */
+/* This macro holds information about all the available ctf errors.
+ It is used to form both an enum holding all the error constants,
+ and also the error strings themselves. To use, define _CTF_FIRST
+ and _CTF_ITEM to expand as you like, then mention the macro name.
+ See the enum after this for an example. */
+#define _CTF_ERRORS \
+ _CTF_FIRST (ECTF_FMT, "File is not in CTF or ELF format.") \
+ _CTF_ITEM (ECTF_BFDERR, "BFD error.") \
+ _CTF_ITEM (ECTF_CTFVERS, "CTF dict version is too new for libctf.") \
+ _CTF_ITEM (ECTF_BFD_AMBIGUOUS, "Ambiguous BFD target.") \
+ _CTF_ITEM (ECTF_SYMTAB, "Symbol table uses invalid entry size.") \
+ _CTF_ITEM (ECTF_SYMBAD, "Symbol table data buffer is not valid.") \
+ _CTF_ITEM (ECTF_STRBAD, "String table data buffer is not valid.") \
+ _CTF_ITEM (ECTF_CORRUPT, "File data structure corruption detected.") \
+ _CTF_ITEM (ECTF_NOCTFDATA, "File does not contain CTF data.") \
+ _CTF_ITEM (ECTF_NOCTFBUF, "Buffer does not contain CTF data.") \
+ _CTF_ITEM (ECTF_NOSYMTAB, "Symbol table information is not available.") \
+ _CTF_ITEM (ECTF_NOPARENT, "The parent CTF dictionary is unavailable.") \
+ _CTF_ITEM (ECTF_DMODEL, "Data model mismatch.") \
+ _CTF_ITEM (ECTF_LINKADDEDLATE, "File added to link too late.") \
+ _CTF_ITEM (ECTF_ZALLOC, "Failed to allocate (de)compression buffer.") \
+ _CTF_ITEM (ECTF_DECOMPRESS, "Failed to decompress CTF data.") \
+ _CTF_ITEM (ECTF_STRTAB, "External string table is not available.") \
+ _CTF_ITEM (ECTF_BADNAME, "String name offset is corrupt.") \
+ _CTF_ITEM (ECTF_BADID, "Invalid type identifier.") \
+ _CTF_ITEM (ECTF_NOTSOU, "Type is not a struct or union.") \
+ _CTF_ITEM (ECTF_NOTENUM, "Type is not an enum.") \
+ _CTF_ITEM (ECTF_NOTSUE, "Type is not a struct, union, or enum.") \
+ _CTF_ITEM (ECTF_NOTINTFP, "Type is not an integer, float, or enum.") \
+ _CTF_ITEM (ECTF_NOTARRAY, "Type is not an array.") \
+ _CTF_ITEM (ECTF_NOTREF, "Type does not reference another type.") \
+ _CTF_ITEM (ECTF_NAMELEN, "Buffer is too small to hold type name.") \
+ _CTF_ITEM (ECTF_NOTYPE, "No type found corresponding to name.") \
+ _CTF_ITEM (ECTF_SYNTAX, "Syntax error in type name.") \
+ _CTF_ITEM (ECTF_NOTFUNC, "Symbol table entry or type is not a function.") \
+ _CTF_ITEM (ECTF_NOFUNCDAT, "No function information available for function.") \
+ _CTF_ITEM (ECTF_NOTDATA, "Symbol table entry does not refer to a data object.") \
+ _CTF_ITEM (ECTF_NOTYPEDAT, "No type information available for symbol.") \
+ _CTF_ITEM (ECTF_NOLABEL, "No label found corresponding to name.") \
+ _CTF_ITEM (ECTF_NOLABELDATA, "File does not contain any labels.") \
+ _CTF_ITEM (ECTF_NOTSUP, "Feature not supported.") \
+ _CTF_ITEM (ECTF_NOENUMNAM, "Enum element name not found.") \
+ _CTF_ITEM (ECTF_NOMEMBNAM, "Member name not found.") \
+ _CTF_ITEM (ECTF_RDONLY, "CTF container is read-only.") \
+ _CTF_ITEM (ECTF_DTFULL, "CTF type is full (no more members allowed).") \
+ _CTF_ITEM (ECTF_FULL, "CTF container is full.") \
+ _CTF_ITEM (ECTF_DUPLICATE, "Duplicate member or variable name.") \
+ _CTF_ITEM (ECTF_CONFLICT, "Conflicting type is already defined.") \
+ _CTF_ITEM (ECTF_OVERROLLBACK, "Attempt to roll back past a ctf_update.") \
+ _CTF_ITEM (ECTF_COMPRESS, "Failed to compress CTF data.") \
+ _CTF_ITEM (ECTF_ARCREATE, "Error creating CTF archive.") \
+ _CTF_ITEM (ECTF_ARNNAME, "Name not found in CTF archive.") \
+ _CTF_ITEM (ECTF_SLICEOVERFLOW, "Overflow of type bitness or offset in slice.") \
+ _CTF_ITEM (ECTF_DUMPSECTUNKNOWN, "Unknown section number in dump.") \
+ _CTF_ITEM (ECTF_DUMPSECTCHANGED, "Section changed in middle of dump.") \
+ _CTF_ITEM (ECTF_NOTYET, "Feature not yet implemented.") \
+ _CTF_ITEM (ECTF_INTERNAL, "Internal error: assertion failure.") \
+ _CTF_ITEM (ECTF_NONREPRESENTABLE, "Type not representable in CTF.") \
+ _CTF_ITEM (ECTF_NEXT_END, "End of iteration.") \
+ _CTF_ITEM (ECTF_NEXT_WRONGFUN, "Wrong iteration function called.") \
+ _CTF_ITEM (ECTF_NEXT_WRONGFP, "Iteration entity changed in mid-iterate.") \
+ _CTF_ITEM (ECTF_FLAGS, "CTF header contains flags unknown to libctf.") \
+ _CTF_ITEM (ECTF_NEEDSBFD, "This feature needs a libctf with BFD support.")
+#define ECTF_BASE 1000 /* Base value for libctf errnos. */
enum
{
- ECTF_FMT = ECTF_BASE, /* File is not in CTF or ELF format. */
- ECTF_BFDERR, /* BFD error. */
- ECTF_CTFVERS, /* CTF dict version is too new for libctf. */
- ECTF_BFD_AMBIGUOUS, /* Ambiguous BFD target. */
- ECTF_SYMTAB, /* Symbol table uses invalid entry size. */
- ECTF_SYMBAD, /* Symbol table data buffer is not valid. */
- ECTF_STRBAD, /* String table data buffer is not valid. */
- ECTF_CORRUPT, /* File data structure corruption detected. */
- ECTF_NOCTFDATA, /* File does not contain CTF data. */
- ECTF_NOCTFBUF, /* Buffer does not contain CTF data. */
- ECTF_NOSYMTAB, /* Symbol table information is not available. */
- ECTF_NOPARENT, /* The parent CTF dictionary is unavailable. */
- ECTF_DMODEL, /* Data model mismatch. */
- ECTF_LINKADDEDLATE, /* File added to link too late. */
- ECTF_ZALLOC, /* Failed to allocate (de)compression buffer. */
- ECTF_DECOMPRESS, /* Failed to decompress CTF data. */
- ECTF_STRTAB, /* External string table is not available. */
- ECTF_BADNAME, /* String name offset is corrupt. */
- ECTF_BADID, /* Invalid type identifier. */
- ECTF_NOTSOU, /* Type is not a struct or union. */
- ECTF_NOTENUM, /* Type is not an enum. */
- ECTF_NOTSUE, /* Type is not a struct, union, or enum. */
- ECTF_NOTINTFP, /* Type is not an integer, float, or enum. */
- ECTF_NOTARRAY, /* Type is not an array. */
- ECTF_NOTREF, /* Type does not reference another type. */
- ECTF_NAMELEN, /* Buffer is too small to hold type name. */
- ECTF_NOTYPE, /* No type found corresponding to name. */
- ECTF_SYNTAX, /* Syntax error in type name. */
- ECTF_NOTFUNC, /* Symbol table entry or type is not a function. */
- ECTF_NOFUNCDAT, /* No function information available for function. */
- ECTF_NOTDATA, /* Symbol table entry does not refer to a data object. */
- ECTF_NOTYPEDAT, /* No type information available for symbol. */
- ECTF_NOLABEL, /* No label found corresponding to name. */
- ECTF_NOLABELDATA, /* File does not contain any labels. */
- ECTF_NOTSUP, /* Feature not supported. */
- ECTF_NOENUMNAM, /* Enum element name not found. */
- ECTF_NOMEMBNAM, /* Member name not found. */
- ECTF_RDONLY, /* CTF container is read-only. */
- ECTF_DTFULL, /* CTF type is full (no more members allowed). */
- ECTF_FULL, /* CTF container is full. */
- ECTF_DUPLICATE, /* Duplicate member or variable name. */
- ECTF_CONFLICT, /* Conflicting type is already defined. */
- ECTF_OVERROLLBACK, /* Attempt to roll back past a ctf_update. */
- ECTF_COMPRESS, /* Failed to compress CTF data. */
- ECTF_ARCREATE, /* Error creating CTF archive. */
- ECTF_ARNNAME, /* Name not found in CTF archive. */
- ECTF_SLICEOVERFLOW, /* Overflow of type bitness or offset in slice. */
- ECTF_DUMPSECTUNKNOWN, /* Unknown section number in dump. */
- ECTF_DUMPSECTCHANGED, /* Section changed in middle of dump. */
- ECTF_NOTYET, /* Feature not yet implemented. */
- ECTF_INTERNAL, /* Internal error: assertion failure. */
- ECTF_NONREPRESENTABLE, /* Type not representable in CTF. */
- ECTF_NEXT_END, /* End of iteration. */
- ECTF_NEXT_WRONGFUN, /* Wrong iteration function called. */
- ECTF_NEXT_WRONGFP, /* Iteration entity changed in mid-iterate. */
- ECTF_FLAGS, /* CTF header contains flags unknown to libctf. */
- ECTF_NEEDSBFD /* This feature needs a libctf with BFD support. */
+#define _CTF_FIRST(NAME, STR) NAME = ECTF_BASE
+#define _CTF_ITEM(NAME, STR) , NAME
+_CTF_ERRORS
+#undef _CTF_ITEM
+#undef _CTF_FIRST
};
#define ECTF_NERR (ECTF_NEEDSBFD - ECTF_BASE + 1) /* Count of CTF errors. */
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