801 lines
		
	
	
		
			15 KiB
		
	
	
	
		
			C
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			801 lines
		
	
	
		
			15 KiB
		
	
	
	
		
			C
		
	
	
		
			Executable File
		
	
	
	
	
| /*
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|  * (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
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|  * See the copyright notice in the ACK home directory, in the file "Copyright".
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|  */
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| /* ar - archiver		Author: Michiel Huisjes */
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| /* Made into arch/aal by Ceriel Jacobs
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|  */
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| 
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| static char RcsId[] = "$Header$";
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| 
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| /*
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|  * Usage: [arch|aal] [adprtvx] archive [file] ...
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|  *	  v: verbose
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|  *	  x: extract
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|  *	  a: append
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|  *	  r: replace (append when not in archive)
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|  *	  d: delete
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|  *	  t: print contents of archive
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|  *	  p: print named files
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|  *	  l: temporaries in current directory instead of /usr/tmp
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|  *	  c: don't give "create" message
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|  *	  u: replace only if dated later than member in archive
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| #ifdef DISTRIBUTION
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|  *	  D: make distribution: use distr_time, uid=2, gid=2, mode=0644
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| #endif
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|  */
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| 
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| #include <sys/types.h>
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| #include <sys/stat.h>
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| #ifndef	S_IREAD
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| #define	S_IREAD		S_IRUSR
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| #endif
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| #ifndef	S_IWRITE
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| #define	S_IWRITE	S_IWUSR
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| #endif
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| #ifndef	S_IEXEC
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| #define	S_IEXEC		S_IXUSR
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| #endif
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| #include <signal.h>
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| #include <arch.h>
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| #ifdef AAL
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| #include <ranlib.h>
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| #include <out.h>
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| #define MAGIC_NUMBER	AALMAG
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| long	offset;
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| struct ranlib *tab;
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| unsigned int	tnum = 0;
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| char	*tstrtab;
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| unsigned int	tssiz = 0;
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| char	*malloc(), *realloc(), *strcpy(), *strncpy();
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| long	time();
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| unsigned int tabsz, strtabsz;
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| #else
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| #define MAGIC_NUMBER	ARMAG
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| #endif
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| long	lseek();
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| 
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| #define odd(nr)		(nr & 01)
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| #define even(nr)	(odd(nr) ? nr + 1 : nr)
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| 
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| typedef char BOOL;
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| #define FALSE		0
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| #define TRUE		1
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| 
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| #define READ		0
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| #define APPEND		2
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| #define CREATE		1
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| 
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| #define MEMBER		struct ar_hdr
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| 
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| #define NIL_PTR		((char *) 0)
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| #define NIL_MEM		((MEMBER *) 0)
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| #define NIL_LONG	((long *) 0)
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| 
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| #define IO_SIZE		(10 * 1024)
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| 
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| #define equal(str1, str2)	(!strncmp((str1), (str2), 14))
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| #ifndef S_ISDIR
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| #define S_ISDIR(m)	(m & S_IFDIR)		/* is a directory */
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| #endif
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| 
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| BOOL verbose;
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| BOOL app_fl;
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| BOOL ex_fl;
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| BOOL show_fl;
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| BOOL pr_fl;
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| BOOL rep_fl;
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| BOOL del_fl;
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| BOOL nocr_fl;
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| BOOL local_fl;
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| BOOL update_fl;
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| #ifdef DISTRIBUTION
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| BOOL distr_fl;
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| long distr_time;
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| #endif
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| 
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| int ar_fd;
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| 
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| char io_buffer[IO_SIZE];
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| 
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| char *progname;
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| 
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| char temp_buf[32];
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| char *temp_arch = &temp_buf[0];
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| extern char *mktemp();
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| extern char *ctime();
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| 
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| usage()
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| {
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| 	error(TRUE, "usage: %s %s archive [file] ...\n",
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| 		progname,
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| #ifdef AAL
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| 		"[acdrtxvlu]"
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| #else
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| 		"[acdprtxvlu]"
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| #endif
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| 		);
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| }
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| 
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| /*VARARGS2*/
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| error(quit, str1, str2, str3, str4)
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| BOOL quit;
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| char *str1, *str2, *str3, *str4;
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| {
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| 	char errbuf[256];
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| 
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| 	sprint(errbuf, str1, str2, str3, str4);
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| 	write(2, errbuf, strlen(errbuf));
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|   	if (quit) {
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| 		unlink(temp_arch);
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| 		_exit(1);
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|   	}
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| }
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| 
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| char *basename(path)
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| char *path;
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| {
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|   register char *ptr = path;
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|   register char *last = NIL_PTR;
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| 
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|   while (*ptr != '\0') {
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| 	if (*ptr == '/')
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| 		last = ptr;
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| 	ptr++;
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|   }
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|   if (last == NIL_PTR)
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| 	return path;
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|   if (*(last + 1) == '\0') {
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| 	*last = '\0';
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| 	return basename(path);
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|   }
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|   return last + 1;
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| }
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| 
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| extern unsigned int rd_unsigned2();
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| 
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| open_archive(name, mode)
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| register char *name;
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| register int mode;
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| {
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|   unsigned short magic = 0;
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|   int fd;
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| 
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|   if (mode == CREATE) {
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| 	if ((fd = creat(name, 0666)) < 0)
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| 		error(TRUE, "cannot creat %s\n", name);
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| 	magic = MAGIC_NUMBER;
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| 	wr_int2(fd, magic);
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| 	return fd;
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|   }
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| 
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|   if ((fd = open(name, mode)) < 0) {
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| 	if (mode == APPEND) {
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| 		close(open_archive(name, CREATE));
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| 		if (!nocr_fl) error(FALSE, "%s: creating %s\n", progname, name);
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| 		return open_archive(name, APPEND);
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| 	}
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| 	error(TRUE, "cannot open %s\n", name);
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|   }
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|   lseek(fd, 0L, 0);
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|   magic = rd_unsigned2(fd);
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|   if (magic != AALMAG && magic != ARMAG)
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| 	error(TRUE, "%s is not in ar format\n", name);
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|   
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|   return fd;
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| }
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| 
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| #if __STDC__
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| void catch(int sig)
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| #else
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| catch()
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| #endif
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| {
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| 	unlink(temp_arch);
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| 	_exit (2);
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| }
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| 
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| main(argc, argv)
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| int argc;
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| char *argv[];
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| {
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|   register char *ptr;
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|   int needs_arg = 0;
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| 
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|   progname = argv[0];
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| 
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|   if (argc < 3)
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| 	usage();
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|   
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|   for (ptr = argv[1]; *ptr; ptr++) {
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| 	switch (*ptr) {
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| 		case 't' :
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| 			show_fl = TRUE;
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| 			break;
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| 		case 'v' :
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| 			verbose = TRUE;
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| 			break;
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| 		case 'x' :
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| 			ex_fl = TRUE;
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| 			break;
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| 		case 'a' :
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| 			needs_arg = 1;
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| 			app_fl = TRUE;
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| 			break;
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| 		case 'c' :
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| 			nocr_fl = TRUE;
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| 			break;
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| #ifndef AAL
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| 		case 'p' :
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| 			needs_arg = 1;
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| 			pr_fl = TRUE;
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| 			break;
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| #endif
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| 		case 'd' :
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| 			needs_arg = 1;
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| 			del_fl = TRUE;
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| 			break;
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| 		case 'r' :
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| 			needs_arg = 1;
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| 			rep_fl = TRUE;
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| 			break;
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| 		case 'l' :
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| 			local_fl = TRUE;
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| 			break;
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| 		case 'u' :
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| 			update_fl = TRUE;
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| 			break;
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| #ifdef DISTRIBUTION
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| 		case 'D' :
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| 			distr_fl = TRUE;
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| 			break;
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| #endif
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| 		default :
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| 			usage();
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| 	}
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|   }
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| 
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|   if (needs_arg && argc <= 3)
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| 	usage();
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| #ifdef DISTRIBUTION
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|   if (distr_fl) {
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| 	struct stat statbuf;
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| 
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| 	stat(progname, &statbuf);
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| 	distr_time = statbuf.st_mtime;
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|   }
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| #endif
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|   if (local_fl) strcpy(temp_arch, "ar.XXXXXX");
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|   else	strcpy(temp_arch, "/usr/tmp/ar.XXXXXX");
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| 
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|   if (app_fl + ex_fl + del_fl + rep_fl + show_fl + pr_fl != 1)
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| 	usage();
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| 
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|   if (update_fl && !rep_fl)
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| 	usage();
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| 
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|   if (rep_fl || del_fl
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| #ifdef AAL
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| 	|| app_fl
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| #endif
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|      ) {
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| 	mktemp(temp_arch);
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|   }
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| #ifdef AAL
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|   tab = (struct ranlib *) malloc(512 * sizeof(struct ranlib));
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|   tstrtab = malloc(4096);
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|   if (!tab || !tstrtab) error(TRUE,"Out of core\n");
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|   tabsz = 512;
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|   strtabsz = 4096;
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| #endif
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| 
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|   signal(SIGINT, catch);
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|   get(argc, argv);
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|   
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|   return 0;
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| }
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| 
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| MEMBER *
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| get_member()
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| {
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|   static MEMBER member;
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| 
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| again:
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|   if (rd_arhdr(ar_fd, &member) == 0)
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| 	return NIL_MEM;
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|   if (member.ar_size < 0) {
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| 	error(TRUE, "archive has member with negative size\n");
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|   }
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| #ifdef AAL
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|   if (equal(SYMDEF, member.ar_name)) {
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| 	lseek(ar_fd, member.ar_size, 1);
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| 	goto again;
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|   }
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| #endif
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|   return &member;
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| }
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| 
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| char *get_mode();
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| 
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| get(argc, argv)
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| int argc;
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| register char *argv[];
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| {
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|   register MEMBER *member;
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|   int i = 0;
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|   int temp_fd, read_chars;
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| 
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|   ar_fd = open_archive(argv[2], (show_fl || pr_fl || ex_fl) ? READ : APPEND);
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|   if (rep_fl || del_fl
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| #ifdef AAL
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| 	|| app_fl
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| #endif
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|   )
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| 	temp_fd = open_archive(temp_arch, CREATE);
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|   while ((member = get_member()) != NIL_MEM) {
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| 	if (argc > 3) {
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| 		for (i = 3; i < argc; i++) {
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| 			if (equal(basename(argv[i]), member->ar_name))
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| 				break;
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| 		}
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| 		if (i == argc || app_fl) {
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| 			if (rep_fl || del_fl
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| #ifdef AAL
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| 				|| app_fl
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| #endif
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| 			) {
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| #ifdef AAL
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| 				if (i != argc) {
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| 					print("%s: already in archive\n", argv[i]);
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| 					argv[i] = "";
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| 				}
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| #endif
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| 				wr_arhdr(temp_fd, member);
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| 				copy_member(member, ar_fd, temp_fd, 0);
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| 			}
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| 			else {
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| #ifndef AAL
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| 				if (app_fl && i != argc) {
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| 					print("%s: already in archive\n", argv[i]);
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| 					argv[i] = "";
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| 				}
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| #endif
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| 				lseek(ar_fd, even(member->ar_size),1);
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| 			}
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| 			continue;
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| 		}
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| 	}
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| 	if (ex_fl || pr_fl)
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| 		extract(member);
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| 	else {
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| 		if (rep_fl) {
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| 			int isold = 0;
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| 			if(update_fl) {
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| 				struct stat status;
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| 				if (stat(argv[i], &status) >= 0) {
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| 					if(status.st_mtime <= member->ar_date)
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| 						isold = 1;
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| 				}
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| 			}
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| 			if(!isold)
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| 				add(argv[i], temp_fd, "r - %s\n");
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| 			else {
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| 				wr_arhdr(temp_fd, member);
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| 				copy_member(member, ar_fd, temp_fd, 0);
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| 				if(verbose)
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| 					show("r - %s (old)\n", member->ar_name);
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| 			}
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| 		}
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| 		else if (show_fl) {
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| 			char buf[sizeof(member->ar_name) + 2];
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| 			register char *p = buf, *q = member->ar_name;
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| 
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| 			while (q <= &member->ar_name[sizeof(member->ar_name)-1] && *q) {
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| 				*p++ = *q++;
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| 			}
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| 			*p++ = '\n';
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| 			*p = '\0';
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| 			if (verbose) {
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| 				char *mode = get_mode(member->ar_mode);
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| 				char *date = ctime(&(member->ar_date));
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| 
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| 				*(date + 16) = '\0';
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| 				*(date + 24) = '\0';
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| 
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| 				print("%s%3u/%u%7ld %s %s %s",
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| 					mode,
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| 					(unsigned) (member->ar_uid & 0377),
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| 					(unsigned) (member->ar_gid & 0377),
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| 					member->ar_size,
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| 					date+4,
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| 					date+20,
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| 					buf);
 | |
| 			}
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| 			else	print(buf);
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| 		}
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| 		else if (del_fl)
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| 			show("d - %s\n", member->ar_name);
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| 		lseek(ar_fd, even(member->ar_size), 1);
 | |
| 	}
 | |
| 	argv[i] = "";
 | |
|   }
 | |
| 
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|   if (argc > 3) {
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| 	for (i = 3; i < argc; i++)
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| 		if (argv[i][0] != '\0') {
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| #ifndef AAL
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| 			if (app_fl)
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| 				add(argv[i], ar_fd, "a - %s\n");
 | |
| 			else
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| #endif
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| 			if (rep_fl
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| #ifdef AAL
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| 				|| app_fl
 | |
| #endif
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| 			)
 | |
| 				add(argv[i], temp_fd, "a - %s\n");
 | |
| 			else {
 | |
| 				print("%s: not found\n", argv[i]);
 | |
| 			}
 | |
| 		}
 | |
|   }
 | |
| 
 | |
|   if (rep_fl || del_fl
 | |
| #ifdef AAL
 | |
| 		|| app_fl
 | |
| #endif
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|   ) {
 | |
| 	signal(SIGINT, SIG_IGN);
 | |
| 	close(ar_fd);
 | |
| 	close(temp_fd);
 | |
| 	ar_fd = open_archive(argv[2], CREATE);
 | |
| 	temp_fd = open_archive(temp_arch, APPEND);
 | |
| #ifdef AAL
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| 	write_symdef();
 | |
| #endif
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| 	while ((read_chars = read(temp_fd, io_buffer, IO_SIZE)) > 0)
 | |
| 		mwrite(ar_fd, io_buffer, read_chars);
 | |
| 	close(temp_fd);
 | |
| 	unlink(temp_arch);
 | |
|   }
 | |
|   close(ar_fd);
 | |
| }
 | |
| 
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| add(name, fd, mess)
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| char *name;
 | |
| int fd;
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| char *mess;
 | |
| {
 | |
|   static MEMBER member;
 | |
|   register int read_chars;
 | |
|   struct stat status;
 | |
|   int src_fd;
 | |
| 
 | |
|   if (stat(name, &status) < 0) {
 | |
| 	error(FALSE, "cannot find %s\n", name);
 | |
| 	return;
 | |
|   }
 | |
|   else if (S_ISDIR(status.st_mode)) {
 | |
| 	error(FALSE, "%s is a directory (ignored)\n", name);
 | |
| 	return;
 | |
|   }
 | |
|   else if ((src_fd = open(name, 0)) < 0) {
 | |
| 	error(FALSE, "cannot open %s\n", name);
 | |
| 	return;
 | |
|   }
 | |
| 
 | |
|   strncpy (member.ar_name, basename (name), sizeof(member.ar_name));
 | |
|   member.ar_uid = status.st_uid;
 | |
|   member.ar_gid = status.st_gid;
 | |
|   member.ar_mode = status.st_mode;
 | |
|   member.ar_date = status.st_mtime;
 | |
|   member.ar_size = status.st_size;
 | |
| #ifdef DISTRIBUTION
 | |
|   if (distr_fl) {
 | |
| 	member.ar_uid = 2;
 | |
| 	member.ar_gid = 2;
 | |
| 	member.ar_mode = 0644;
 | |
| 	member.ar_date = distr_time;
 | |
|   }
 | |
| #endif
 | |
|   wr_arhdr(fd, &member);
 | |
| #ifdef AAL
 | |
|   do_object(src_fd, member.ar_size);
 | |
|   lseek(src_fd, 0L, 0);
 | |
|   offset += AR_TOTAL + even(member.ar_size);
 | |
| #endif
 | |
|   while (status.st_size > 0) {
 | |
| 	int x = IO_SIZE;
 | |
| 
 | |
| 	read_chars = x;
 | |
| 	if (status.st_size < x) {
 | |
| 		x = status.st_size;
 | |
| 		read_chars = x;
 | |
| 		status.st_size = 0;
 | |
| 		x = even(x);
 | |
| 	}
 | |
| 	else	status.st_size -= x;
 | |
|   	if (read(src_fd, io_buffer, read_chars) != read_chars) {
 | |
| 		error(FALSE,"%s seems to shrink\n", name);
 | |
| 		break;
 | |
| 	}
 | |
| 	mwrite(fd, io_buffer, x);
 | |
|   }
 | |
| 
 | |
|   if (verbose)
 | |
| 	show(mess, member.ar_name);
 | |
|   close(src_fd);
 | |
| }
 | |
| 
 | |
| extract(member)
 | |
| register MEMBER *member;
 | |
| {
 | |
|   int fd = 1;
 | |
|   char buf[sizeof(member->ar_name) + 1];
 | |
| 
 | |
|   strncpy(buf, member->ar_name, sizeof(member->ar_name));
 | |
|   buf[sizeof(member->ar_name)] = 0;
 | |
|   if (pr_fl == FALSE && (fd = creat(buf, 0666)) < 0) {
 | |
| 	error(FALSE, "cannot create %s\n", buf);
 | |
| 	fd = -1;
 | |
|   }
 | |
| 
 | |
|   if (verbose) {
 | |
| 	if (pr_fl == FALSE) show("x - %s\n", buf);
 | |
| 	else show("\n<%s>\n\n", buf);
 | |
|   }
 | |
| 
 | |
|   copy_member(member, ar_fd, fd, 1);
 | |
| 
 | |
|   if (fd >= 0 && fd != 1)
 | |
|   	close(fd);
 | |
|   if (pr_fl == FALSE) chmod(buf, member->ar_mode);
 | |
| }
 | |
| 
 | |
| copy_member(member, from, to, extracting)
 | |
| register MEMBER *member;
 | |
| int from, to;
 | |
| {
 | |
|   register int rest;
 | |
|   long mem_size = member->ar_size;
 | |
|   BOOL is_odd = odd(mem_size) ? TRUE : FALSE;
 | |
| 
 | |
| #ifdef AAL
 | |
|   if (! extracting) {
 | |
|   	long pos = lseek(from, 0L, 1);
 | |
| 
 | |
| 	do_object(from, mem_size);
 | |
| 	offset += AR_TOTAL + even(mem_size);
 | |
|   	lseek(from, pos, 0);
 | |
|   }
 | |
| #endif
 | |
|   do {
 | |
| 	rest = mem_size > (long) IO_SIZE ? IO_SIZE : (int) mem_size;
 | |
| 	if (read(from, io_buffer, rest) != rest) {
 | |
| 		char buf[sizeof(member->ar_name) + 1];
 | |
| 
 | |
| 		strncpy(buf, member->ar_name, sizeof(member->ar_name));
 | |
| 		buf[sizeof(member->ar_name)] = 0;
 | |
| 		error(TRUE, "read error on %s\n", buf);
 | |
| 	}
 | |
| 	if (to >= 0) mwrite(to, io_buffer, rest);
 | |
| 	mem_size -= (long) rest;
 | |
|   } while (mem_size > 0L);
 | |
| 
 | |
|   if (is_odd) {
 | |
| 	lseek(from, 1L, 1);
 | |
| 	if (to >= 0 && ! extracting)
 | |
| 		lseek(to, 1L, 1);
 | |
|   }
 | |
| }
 | |
| 
 | |
| char *
 | |
| get_mode(mode)
 | |
| register int mode;
 | |
| {
 | |
|   static char mode_buf[11];
 | |
|   register int tmp = mode;
 | |
|   int i;
 | |
| 
 | |
|   mode_buf[9] = ' ';
 | |
|   for (i = 0; i < 3; i++) {
 | |
| 	mode_buf[i * 3] = (tmp & S_IREAD) ? 'r' : '-';
 | |
| 	mode_buf[i * 3 + 1] = (tmp & S_IWRITE) ? 'w' : '-';
 | |
| 	mode_buf[i * 3 + 2] = (tmp & S_IEXEC) ? 'x' : '-';
 | |
| 	tmp <<= 3;
 | |
|   }
 | |
|   if (mode & S_ISUID)
 | |
| 	mode_buf[2] = 's';
 | |
|   if (mode & S_ISGID)
 | |
| 	mode_buf[5] = 's';
 | |
|   return mode_buf;
 | |
| }
 | |
| 
 | |
| wr_fatal()
 | |
| {
 | |
| 	error(TRUE, "write error\n");
 | |
| }
 | |
| 
 | |
| rd_fatal()
 | |
| {
 | |
| 	error(TRUE, "read error\n");
 | |
| }
 | |
| 
 | |
| mwrite(fd, address, bytes)
 | |
| int fd;
 | |
| register char *address;
 | |
| register int bytes;
 | |
| {
 | |
|   if (write(fd, address, bytes) != bytes)
 | |
| 	error(TRUE, "write error\n");
 | |
| }
 | |
| 
 | |
| show(s, name)
 | |
| char *s, *name;
 | |
| {
 | |
|   MEMBER x;
 | |
|   char buf[sizeof(x.ar_name)+1];
 | |
|   register char *p = buf, *q = name;
 | |
| 
 | |
|   while (q <= &name[sizeof(x.ar_name)-1] && *q) *p++ = *q++;
 | |
|   *p++ = '\0';
 | |
|   print(s, buf);
 | |
| }
 | |
| 
 | |
| #ifdef AAL
 | |
| /*
 | |
|  * Write out the ranlib table: first 4 bytes telling how many ranlib structs
 | |
|  * there are, followed by the ranlib structs,
 | |
|  * then 4 bytes giving the size of the string table, followed by the string
 | |
|  * table itself.
 | |
|  */
 | |
| write_symdef()
 | |
| {
 | |
| 	register struct ranlib	*ran;
 | |
| 	register int	i;
 | |
| 	register long	delta;
 | |
| 	MEMBER	arbuf;
 | |
| 
 | |
| 	if (odd(tssiz))
 | |
| 		tstrtab[tssiz++] = '\0';
 | |
| 	for (i = 0; i < sizeof(arbuf.ar_name); i++)
 | |
| 		arbuf.ar_name[i] = '\0';
 | |
| 	strcpy(arbuf.ar_name, SYMDEF);
 | |
| 	arbuf.ar_size = 4 + 2 * 4 * (long)tnum + 4 + (long)tssiz;
 | |
| 	time(&arbuf.ar_date);
 | |
| 	arbuf.ar_uid = getuid();
 | |
| 	arbuf.ar_gid = getgid();
 | |
| 	arbuf.ar_mode = 0444;
 | |
| #ifdef DISTRIBUTION
 | |
| 	if (distr_fl) {
 | |
| 		arbuf.ar_uid = 2;
 | |
| 		arbuf.ar_gid = 2;
 | |
| 		arbuf.ar_date = distr_time;
 | |
| 	}
 | |
| #endif
 | |
| 	wr_arhdr(ar_fd,&arbuf);
 | |
| 	wr_long(ar_fd, (long) tnum);
 | |
| 	/*
 | |
| 	 * Account for the space occupied by the magic number
 | |
| 	 * and the ranlib table.
 | |
| 	 */
 | |
| 	delta = 2 + AR_TOTAL + arbuf.ar_size;
 | |
| 	for (ran = tab; ran < &tab[tnum]; ran++) {
 | |
| 		ran->ran_pos += delta;
 | |
| 	}
 | |
| 
 | |
| 	wr_ranlib(ar_fd, tab, (long) tnum);
 | |
| 	wr_long(ar_fd, (long) tssiz);
 | |
| 	wr_bytes(ar_fd, tstrtab, (long) tssiz);
 | |
| }
 | |
| 
 | |
| /*
 | |
|  * Return whether the bytes in `buf' form a good object header. 
 | |
|  * The header is put in `headp'.
 | |
|  */
 | |
| int
 | |
| is_outhead(headp)
 | |
| 	register struct outhead	*headp;
 | |
| {
 | |
| 
 | |
| 	return !BADMAGIC(*headp) && headp->oh_nname != 0;
 | |
| }
 | |
| 
 | |
| do_object(f, size)
 | |
| 	long size;
 | |
| {
 | |
| 	struct outhead	headbuf;
 | |
| 
 | |
| 	if (size < SZ_HEAD) {
 | |
| 		/* It can't be an object file. */
 | |
| 		return;
 | |
| 	}
 | |
| 	/*
 | |
| 	 * Read a header to see if it is an object file.
 | |
| 	 */
 | |
| 	if (! rd_fdopen(f)) {
 | |
| 		rd_fatal();
 | |
| 	}
 | |
| 	rd_ohead(&headbuf);
 | |
| 	if (!is_outhead(&headbuf)) {
 | |
| 		return;
 | |
| 	}
 | |
| 	do_names(&headbuf);
 | |
| }
 | |
| 
 | |
| /*
 | |
|  * First skip the names and read in the string table, then seek back to the
 | |
|  * name table and read and write the names one by one. Update the ranlib table
 | |
|  * accordingly.
 | |
|  */
 | |
| do_names(headp)
 | |
| 	struct outhead	*headp;
 | |
| {
 | |
| 	register char	*strings;
 | |
| 	register int	nnames = headp->oh_nname;
 | |
| #define NNAMES 100
 | |
| 	struct outname	namebuf[NNAMES];
 | |
| 	long xxx = OFF_CHAR(*headp);
 | |
| 
 | |
| 	if (	headp->oh_nchar != (unsigned int)headp->oh_nchar ||
 | |
| 		(strings = malloc((unsigned int)headp->oh_nchar)) == (char *)0
 | |
| 	   ) {
 | |
| 		error(TRUE, "string table too big\n");
 | |
| 	}
 | |
| 	rd_string(strings, headp->oh_nchar);
 | |
| 	while (nnames) {
 | |
| 		int i = nnames >= NNAMES ? NNAMES : nnames;
 | |
| 		register struct outname *p = namebuf;
 | |
| 
 | |
| 		nnames -= i;
 | |
| 		rd_name(namebuf, i);
 | |
| 		while (i--) {
 | |
| 			long off = p->on_foff - xxx;
 | |
| 			if (p->on_foff == (long)0) {
 | |
| 				p++;
 | |
| 				continue; /* An unrecognizable name. */
 | |
| 			}
 | |
| 			p->on_mptr = strings + off;
 | |
| 			/*
 | |
| 			 * Only enter names that are exported and are really
 | |
| 			 * defined. Also enter common names. Note, that
 | |
| 			 * this might cause problems when the name is really
 | |
| 			 * defined in a later file, with a value != 0.
 | |
| 			 * However, this problem also exists on the Unix
 | |
| 			 * ranlib archives.
 | |
| 			 */
 | |
| 			if (	(p->on_type & S_EXT) &&
 | |
| 				(p->on_type & S_TYP) != S_UND
 | |
| 			   )
 | |
| 				enter_name(p);
 | |
| 			p++;
 | |
| 		}
 | |
| 	}
 | |
| 	free(strings);
 | |
| }
 | |
| 
 | |
| enter_name(namep)
 | |
| 	struct outname *namep;
 | |
| {
 | |
| 	register char	*cp;
 | |
| 
 | |
| 	if (tnum >= tabsz) {
 | |
| 		tab = (struct ranlib *)
 | |
| 			realloc((char *) tab, (tabsz += 512) * sizeof(struct ranlib));
 | |
| 		if (! tab) error(TRUE, "Out of core\n");
 | |
| 	}
 | |
| 	tab[tnum].ran_off = tssiz;
 | |
| 	tab[tnum].ran_pos = offset;
 | |
| 
 | |
| 	for (cp = namep->on_mptr;; cp++) {
 | |
| 		if (tssiz >= strtabsz) {
 | |
| 			tstrtab = realloc(tstrtab, (strtabsz += 4096));
 | |
| 			if (! tstrtab) error(TRUE, "string table overflow\n");
 | |
| 		}
 | |
| 		tstrtab[tssiz++]  = *cp;
 | |
| 		if (!*cp) break;
 | |
| 	}
 | |
| 	tnum++;
 | |
| }
 | |
| #endif AAL
 | 
