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/* for the 4d */
/*
Copyright (C) 1994 M. Hagiya, W. Schelter, T. Yuasa
This file is part of GNU Common Lisp, herein referred to as GCL
GCL is free software; you can redistribute it and/or modify it under
the terms of the GNU LIBRARY GENERAL PUBLIC LICENSE as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
GCL 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 Library General Public
License for more details.
You should have received a copy of the GNU Library General Public License
along with GCL; see the file COPYING. If not, write to the Free Software
Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/*
unixsave.c
*/
/* When MACHINE is S3000, use fcntl.h */
#ifdef ATT
#include <fcntl.h>
#include <unistd.h>
#else
#include <sys/file.h>
#endif
#ifdef BSD
#include <a.out.h>
#endif
#ifdef VAX
#define PAGSIZ 1024
#define SEGSIZ 1024
#define TXTRELOC 0
#endif
#ifdef ISI
#endif
#ifdef SEQ
#endif
#ifdef NEWS
#define TXTRELOC 0
#endif
#ifdef IBMRT
#endif
#ifdef ATT
#include <filehdr.h>
#include <aouthdr.h>
#include <scnhdr.h>
#include <syms.h>
#define exec aouthdr
#define a_text tsize
#define a_data dsize
#define a_bss bsize
#endif
#ifdef E15
#include <a.out.h>
extern etext;
#define exec bhdr
#define a_text tsize
#define a_data dsize
#define a_bss bsize
#define a_syms ssize
#define a_trsize rtsize
#define a_drsize rdsize
#define SEGSIZ (128*1024)
#define TXTRELOC (1024*1024)
#endif
#ifndef mips
filecpy(to, from, n)
FILE *to, *from;
register int n;
{
char buffer[BUFSIZ];
for (;;)
if (n > BUFSIZ) {
fread(buffer, BUFSIZ, 1, from);
fwrite(buffer, BUFSIZ, 1, to);
n -= BUFSIZ;
} else if (n > 0) {
fread(buffer, 1, n, from);
fwrite(buffer, 1, n, to);
break;
} else
break;
}
#endif
memory_save(original_file, save_file)
char *original_file, *save_file;
{
#ifdef BSD
struct exec header;
int stsize;
#endif
#ifdef ATT
#ifdef mips
struct {
struct filehdr filehdr;
struct aouthdr aouthdr;
struct scnhdr
text_section,
init_section,
rdata_section,
data_section,
lit8_section,
lit4_section,
sdata_section,
sbss_section,
bss_section;
} hdrs;
struct filehdr *pfilehdr;
struct aouthdr *paouthdr;
struct scnhdr *pscnhdr;
char buf[BUFSIZ];
HDRR symhdr;
int fptr, nbytes, pagesize;
#define setbuf(stream,buf)
#else
struct filehdr fileheader;
struct exec header;
#endif /* mips */
int diff;
#endif
#ifdef E15
struct exec header;
#endif
char *data_begin, *data_end;
int original_data;
FILE *original, *save;
register int n;
register char *p;
extern void *sbrk();
fclose(stdin);
original = fopen(original_file, "r");
if (stdin != original || original->_file != 0) {
fprintf(stderr, "Can't open the original file.\n");
exit(1);
}
setbuf(original, stdin_buf);
fclose(stdout);
unlink(save_file);
n = open(save_file, O_CREAT|O_WRONLY, 0777);
if (n != 1 || (save = fdopen(n, "w")) != stdout) {
fprintf(stderr, "Can't open the save file.\n");
exit(1);
}
setbuf(save, stdout_buf);
#ifdef BSD
fread(&header, sizeof(header), 1, original);
#ifdef VAX
data_begin
= (char *)((TXTRELOC+header.a_text+(SEGSIZ-1)) & ~(SEGSIZ-1));
#endif
#ifdef SUN
data_begin
= (char *)((TXTRELOC+header.a_text+(SEGSIZ-1)) & ~(SEGSIZ-1));
#endif
#ifdef SUN2R3
data_begin = (char *)N_DATADDR(header);
#endif
#ifdef SUN3
data_begin = (char *)N_DATADDR(header);
#endif
#ifdef NEWS
data_begin
= (char *)((TXTRELOC+header.a_text+(SEGSIZ-1)) & ~(SEGSIZ-1));
#endif
#ifdef ISI
#endif
#ifdef SEQ
#endif
#ifdef IBMRT
#endif
data_end = core_end;
original_data = header.a_data;
header.a_data = data_end - data_begin;
header.a_bss = 0;
fwrite(&header, sizeof(header), 1, save);
#ifdef VAX
if (header.a_magic == ZMAGIC)
filecpy(save, original, PAGSIZ - sizeof(header));
filecpy(save, original, header.a_text);
#endif
#ifdef SUN
if (header.a_magic == ZMAGIC)
filecpy(save, original, PAGSIZ - sizeof(header));
filecpy(save, original, header.a_text);
#endif
#ifdef SUN2R3
filecpy(save, original, header.a_text - sizeof(header));
#endif
#ifdef SUN3
filecpy(save, original, header.a_text - sizeof(header));
#endif
#ifdef NEWS
if (header.a_magic == ZMAGIC)
filecpy(save, original, PAGSIZ - sizeof(header));
filecpy(save, original, header.a_text);
#endif
#ifdef ISI
#endif
#ifdef SEQ
#endif
#ifdef IBMRT
#endif
#endif
#ifdef ATT
#ifdef mips
# define NSCNS 4
read(0, (char*)&hdrs.filehdr, FILHSZ + AOUTHSZ);
pfilehdr = (struct filehdr*)hdrs.aouthdr.text_start;
paouthdr = (struct aouthdr*)((long)pfilehdr + FILHSZ);
pscnhdr = (struct scnhdr*)((long)paouthdr + AOUTHSZ);
pagesize = getpagesize();
hdrs.aouthdr.dsize =
((long)core_end - hdrs.aouthdr.data_start + pagesize - 1)
& ~(pagesize - 1);
hdrs.aouthdr.bss_start =
hdrs.aouthdr.data_start + hdrs.aouthdr.dsize;
hdrs.aouthdr.bsize = 0;
hdrs.filehdr.f_nscns = NSCNS;
hdrs.filehdr.f_timdat = time(NULL);
hdrs.filehdr.f_symptr = hdrs.aouthdr.tsize + hdrs.aouthdr.dsize;
bcopy((char*)pscnhdr, (char*)&hdrs.text_section, NSCNS * SCNHSZ);
hdrs.data_section.s_size = hdrs.aouthdr.dsize
- hdrs.rdata_section.s_size;
bzero((char*)&hdrs.lit8_section,
sizeof hdrs - FILHSZ - AOUTHSZ - NSCNS * SCNHSZ);
fptr = write(1, &hdrs, AOUTHSZ + FILHSZ + pfilehdr->f_nscns * SCNHSZ);
p = (char*)hdrs.aouthdr.text_start + fptr;
n = hdrs.aouthdr.tsize - fptr;
nbytes = pagesize - fptr;
write(1, p, nbytes);
p += nbytes;
n -= nbytes;
while ( n > pagesize ) {
write(1, p, pagesize);
p += pagesize;
n -= pagesize;
}
if ( n )
write(1, p, n);
lseek(1, hdrs.rdata_section.s_scnptr, SEEK_SET);
p = (char*)hdrs.aouthdr.data_start;
n = hdrs.aouthdr.dsize;
while ( n > pagesize ) {
write(1, p, pagesize);
p += pagesize;
n -= pagesize;
}
if ( n )
write(1, p, n);
lseek(0, pfilehdr->f_symptr, SEEK_SET);
diff = hdrs.filehdr.f_symptr - pfilehdr->f_symptr;
read(0, &symhdr, cbHDRR);
#ifndef __STDC__
#define adjust(field)if(symhdr.cb/**/field/**/Offset)symhdr.cb/**/field/**/Offset+= diff
#else
#define adjust(field)if(symhdr.cb##field##Offset)symhdr.cb##field##Offset+= diff
#endif
adjust(Line);
adjust(Dn);
adjust(Pd);
adjust(Sym);
adjust(Opt);
adjust(Aux);
adjust(Ss);
adjust(SsExt);
adjust(Fd);
adjust(Rfd);
adjust(Ext);
#undef adjust
write(1, &symhdr, cbHDRR);
while ( (n = read(0, buf, sizeof buf)) > 0 )
write(1, buf, n);
#else
fread(&fileheader, sizeof(fileheader), 1, original);
fread(&header, sizeof(header), 1, original);
data_begin = (char *)header.data_start;
data_end = core_end;
original_data = header.a_data;
header.a_data = data_end - data_begin;
diff = header.a_data - original_data;
header.a_bss = sbrk(0) - core_end;
fileheader.f_symptr += diff;
fwrite(&fileheader, sizeof(fileheader), 1, save);
fwrite(&header, sizeof(header), 1, save);
fread(§ionheader, sizeof(sectionheader), 1, original);
if (sectionheader.s_lnnoptr)
sectionheader.s_lnnoptr += diff;
fwrite(§ionheader, sizeof(sectionheader), 1, save);
fread(§ionheader, sizeof(sectionheader), 1, original);
sectionheader.s_size += diff;
if (sectionheader.s_lnnoptr)
sectionheader.s_lnnoptr += diff;
fwrite(§ionheader, sizeof(sectionheader), 1, save);
fread(§ionheader, sizeof(sectionheader), 1, original);
sectionheader.s_paddr += diff;
sectionheader.s_vaddr += diff;
sectionheader.s_size = header.a_bss;
#ifdef S3000
if (sectionheader.s_scnptr)
sectionheader.s_scnptr += diff;
#endif
if (sectionheader.s_lnnoptr)
sectionheader.s_lnnoptr += diff;
fwrite(§ionheader, sizeof(sectionheader), 1, save);
for (n = 4; n <= fileheader.f_nscns; n++) {
fread(§ionheader, sizeof(sectionheader), 1, original);
if (sectionheader.s_scnptr)
sectionheader.s_scnptr += diff;
if (sectionheader.s_lnnoptr)
sectionheader.s_lnnoptr += diff;
fwrite(§ionheader, sizeof(sectionheader), 1, save);
}
filecpy(save, original, header.a_text);
#endif /* mips */
#endif
#ifdef E15
fread(&header, sizeof(header), 1, original);
if (header.fmagic != NMAGIC)
data_begin
= (char *)(TXTRELOC+header.a_text);
else
data_begin
= (char *)((TXTRELOC+header.a_text+(SEGSIZ-1)) & ~(SEGSIZ-1));
data_end = core_end;
original_data = header.a_data;
header.a_data = data_end - data_begin;
header.a_bss = sbrk(0) - core_end;
fwrite(&header, sizeof(header), 1, save);
filecpy(save, original, header.a_text);
#endif
#ifndef mips
for (n = header.a_data, p = data_begin; ; n -= BUFSIZ, p += BUFSIZ)
if (n > BUFSIZ)
fwrite(p, BUFSIZ, 1, save);
else if (n > 0) {
fwrite(p, 1, n, save);
break;
} else
break;
fseek(original, original_data, 1);
#ifdef BSD
filecpy(save, original, header.a_syms+header.a_trsize+header.a_drsize);
fread(&stsize, sizeof(stsize), 1, original);
fwrite(&stsize, sizeof(stsize), 1, save);
filecpy(save, original, stsize - sizeof(stsize));
#endif
#ifdef ATT
for (;;) {
n = getc(original);
if (feof(original))
break;
putc(n, save);
}
#endif
#ifdef E15
filecpy(save, original, header.a_syms+header.a_trsize+header.a_drsize);
#endif
#endif /* !mips */
fclose(original);
fclose(save);
}
Lsave()
{
char filename[256];
check_arg(1);
check_type_or_pathname_string_symbol_stream(&vs_base[0]);
coerce_to_filename(vs_base[0], filename);
/*
_cleanup();
*/
{
FILE *p;
int nfile;
#ifdef HAVE_GETDTABLESIZE
nfile = getdtablesize();
#else
nfile = _NFILE;
#endif
for (p = &__iob[3]; p < &__iob[nfile]; p++)
fclose(p);
}
memory_save(kcl_self, filename);
/*
_exit(0);
*/
exit(0);
/* no return */
}
#ifdef ISI
#endif
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