* Copyright (c) 1990 The Regents of the University of California.
* This code is derived from software contributed to Berkeley by
* Hugh Smith at The University of Guelph.
* %sccs.include.redist.c%
static char sccsid
[] = "@(#)move.c 5.6 (Berkeley) %G%";
extern CHDR chdr
; /* converted header */
extern char *archive
; /* archive name */
extern char *tname
; /* temporary file "name" */
* Change location of named members in archive - if 'b' or 'i' option
* selected then named members are placed before 'posname'. If 'a'
* option selected members go after 'posname'. If no options, members
* are moved to end of archive.
extern char *posarg
, *posname
; /* positioning file names */
int afd
, curfd
, mods
, tfd1
, tfd2
, tfd3
;
afd
= open_archive(O_RDWR
);
mods
= options
& (AR_A
|AR_B
);
tfd1
= tmp(); /* Files before key file. */
tfd2
= tmp(); /* Files selected by user. */
tfd3
= tmp(); /* Files after key file. */
* Break archive into three parts -- selected entries and entries
* before and after the key entry. If positioning before the key,
* place the key at the beginning of the after key entries and if
* positioning after the key, place the key at the end of the before
* key entries. Put it all back together at the end.
/* Read and write to an archive; pad on both. */
SETCF(afd
, archive
, 0, tname
, RPAD
|WPAD
);
for (curfd
= tfd1
; get_arobj(afd
);) {
if (*argv
&& (file
= files(argv
))) {
(void)printf("m - %s\n", file
);
put_arobj(&cf
, (struct stat
*)NULL
);
if (mods
&& compare(posname
)) {
put_arobj(&cf
, (struct stat
*)NULL
);
put_arobj(&cf
, (struct stat
*)NULL
);
(void)fprintf(stderr
, "ar: %s: archive member not found.\n",
(void)lseek(afd
, (off_t
)SARMAG
, SEEK_SET
);
SETCF(tfd1
, tname
, afd
, archive
, NOPAD
);
tsize
= size
= lseek(tfd1
, (off_t
)0, SEEK_CUR
);
(void)lseek(tfd1
, (off_t
)0, SEEK_SET
);
tsize
+= size
= lseek(tfd2
, (off_t
)0, SEEK_CUR
);
(void)lseek(tfd2
, (off_t
)0, SEEK_SET
);
tsize
+= size
= lseek(tfd3
, (off_t
)0, SEEK_CUR
);
(void)lseek(tfd3
, (off_t
)0, SEEK_SET
);
(void)ftruncate(afd
, tsize
+ SARMAG
);