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Use sys/nlist_aout.h for shared-with-kernel definitions.

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This commit is contained in:
Peter Wemm 2002-08-22 20:37:57 +00:00
parent 0685b26b97
commit df10150138
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=102287
1 changed files with 1 additions and 69 deletions
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70
include/nlist.h
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@ -43,75 +43,7 @@
#ifndef _NLIST_H_
#define _NLIST_H_
/*
* Symbol table entries in a.out files.
*/
/*
* Layout of each symbol. The "#ifdef _AOUT_INCLUDE_" is so that
* programs including nlist.h can initialize nlist structures
* statically.
*/
struct nlist {
#ifdef _AOUT_INCLUDE_
union {
char *n_name; /* symbol name (in memory) */
long n_strx; /* file string table offset (on disk) */
} n_un;
#else
char *n_name; /* symbol name (in memory) */
#endif
unsigned char n_type; /* type defines */
char n_other; /* ".type" and binding information */
short n_desc; /* used by stab entries */
unsigned long n_value; /* address/value of the symbol */
};
#define n_hash n_desc /* used internally by ld(1); XXX */
/*
* Defines for n_type.
*/
#define N_UNDF 0x00 /* undefined */
#define N_ABS 0x02 /* absolute address */
#define N_TEXT 0x04 /* text segment */
#define N_DATA 0x06 /* data segment */
#define N_BSS 0x08 /* bss segment */
#define N_INDR 0x0a /* alias definition */
#define N_SIZE 0x0c /* pseudo type, defines a symbol's size */
#define N_COMM 0x12 /* common reference */
/* GNU extensions */
#define N_SETA 0x14 /* Absolute set element symbol */
#define N_SETT 0x16 /* Text set element symbol */
#define N_SETD 0x18 /* Data set element symbol */
#define N_SETB 0x1a /* Bss set element symbol */
#define N_SETV 0x1c /* Pointer to set vector in data area. */
/* end GNU extensions */
#define N_FN 0x1e /* file name (N_EXT on) */
#define N_WARN 0x1e /* warning message (N_EXT off) */
#define N_EXT 0x01 /* external (global) bit, OR'ed in */
#define N_TYPE 0x1e /* mask for all the type bits */
#define N_STAB 0xe0 /* mask for debugger symbols -- stab(5) */
/*
* Defines for n_other. It contains the ".type" (AUX) field in the least
* significant 4 bits, and the binding (for weak symbols) in the most
* significant 4 bits.
*/
#define N_AUX(p) ((p)->n_other & 0xf)
#define N_BIND(p) (((unsigned int)(p)->n_other >> 4) & 0xf)
#define N_OTHER(r, v) (((unsigned int)(r) << 4) | ((v) & 0xf))
#define AUX_OBJECT 1 /* data object */
#define AUX_FUNC 2 /* function */
/*#define BIND_LOCAL 0 not used */
/*#define BIND_GLOBAL 1 not used */
#define BIND_WEAK 2 /* weak binding */
#define N_FORMAT "%08x" /* namelist value format; XXX */
#include <sys/nlist_aout.h>
#include <sys/cdefs.h>
__BEGIN_DECLS