summaryrefslogtreecommitdiff
path: root/doio.c
diff options
context:
space:
mode:
Diffstat (limited to 'doio.c')
-rw-r--r--doio.c2372
1 files changed, 492 insertions, 1880 deletions
diff --git a/doio.c b/doio.c
index dd3b616c6c..ce0eae3786 100644
--- a/doio.c
+++ b/doio.c
@@ -1,4 +1,4 @@
-/* $RCSfile: doio.c,v $$Revision: 4.0.1.6 $$Date: 92/06/11 21:08:16 $
+/* $RCSfile: doio.c,v $$Revision: 4.1 $$Date: 92/08/07 17:19:42 $
*
* Copyright (c) 1991, Larry Wall
*
@@ -6,6 +6,9 @@
* License or the Artistic License, as specified in the README file.
*
* $Log: doio.c,v $
+ * Revision 4.1 92/08/07 17:19:42 lwall
+ * Stage 6 Snapshot
+ *
* Revision 4.0.1.6 92/06/11 21:08:16 lwall
* patch34: some systems don't declare h_errno extern in header files
*
@@ -51,26 +54,6 @@
#include "EXTERN.h"
#include "perl.h"
-#ifdef HAS_SOCKET
-#include <sys/socket.h>
-#include <netdb.h>
-#ifndef ENOTSOCK
-#include <net/errno.h>
-#endif
-#endif
-
-#ifdef HAS_SELECT
-#ifdef I_SYS_SELECT
-#ifndef I_SYS_TIME
-#include <sys/select.h>
-#endif
-#endif
-#endif
-
-#ifdef HOST_NOT_FOUND
-extern int h_errno;
-#endif
-
#if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM)
#include <sys/ipc.h>
#ifdef HAS_MSG
@@ -84,12 +67,6 @@ extern int h_errno;
#endif
#endif
-#ifdef I_PWD
-#include <pwd.h>
-#endif
-#ifdef I_GRP
-#include <grp.h>
-#endif
#ifdef I_UTIME
#include <utime.h>
#endif
@@ -100,19 +77,14 @@ extern int h_errno;
#include <sys/file.h>
#endif
-int laststatval = -1;
-int laststype = O_STAT;
-
-static char* warn_nl = "Unsuccessful %s on filename containing newline";
-
bool
-do_open(stab,name,len)
-STAB *stab;
+do_open(gv,name,len)
+GV *gv;
register char *name;
-int len;
+I32 len;
{
FILE *fp;
- register STIO *stio = stab_io(stab);
+ register IO *io = GvIO(gv);
char *myname = savestr(name);
int result;
int fd;
@@ -127,34 +99,34 @@ int len;
forkprocess = 1; /* assume true if no fork */
while (len && isSPACE(name[len-1]))
name[--len] = '\0';
- if (!stio)
- stio = stab_io(stab) = stio_new();
- else if (stio->ifp) {
- fd = fileno(stio->ifp);
- if (stio->type == '-')
+ if (!io)
+ io = GvIO(gv) = newIO();
+ else if (io->ifp) {
+ fd = fileno(io->ifp);
+ if (io->type == '-')
result = 0;
else if (fd <= maxsysfd) {
- saveifp = stio->ifp;
- saveofp = stio->ofp;
- savetype = stio->type;
+ saveifp = io->ifp;
+ saveofp = io->ofp;
+ savetype = io->type;
result = 0;
}
- else if (stio->type == '|')
- result = mypclose(stio->ifp);
- else if (stio->ifp != stio->ofp) {
- if (stio->ofp) {
- result = fclose(stio->ofp);
- fclose(stio->ifp); /* clear stdio, fd already closed */
+ else if (io->type == '|')
+ result = my_pclose(io->ifp);
+ else if (io->ifp != io->ofp) {
+ if (io->ofp) {
+ result = fclose(io->ofp);
+ fclose(io->ifp); /* clear stdio, fd already closed */
}
else
- result = fclose(stio->ifp);
+ result = fclose(io->ifp);
}
else
- result = fclose(stio->ifp);
+ result = fclose(io->ifp);
if (result == EOF && fd > maxsysfd)
fprintf(stderr,"Warning: unable to close filehandle %s properly.\n",
- stab_ename(stab));
- stio->ofp = stio->ifp = Nullfp;
+ GvENAME(gv));
+ io->ofp = io->ifp = Nullfp;
}
if (*name == '+' && len > 1 && name[len-1] != '|') { /* scary */
mode[1] = *name++;
@@ -165,24 +137,21 @@ int len;
else {
mode[1] = '\0';
}
- stio->type = *name;
+ io->type = *name;
if (*name == '|') {
/*SUPPRESS 530*/
for (name++; isSPACE(*name); name++) ;
-#ifdef TAINT
- taintenv();
- taintproper("Insecure dependency in piped open");
-#endif
- fp = mypopen(name,"w");
+ if (strNE(name,"-"))
+ TAINT_ENV();
+ TAINT_PROPER("piped open");
+ fp = my_popen(name,"w");
writing = 1;
}
else if (*name == '>') {
-#ifdef TAINT
- taintproper("Insecure dependency in open");
-#endif
+ TAINT_PROPER("open");
name++;
if (*name == '>') {
- mode[0] = stio->type = 'a';
+ mode[0] = io->type = 'a';
name++;
}
else
@@ -196,17 +165,17 @@ int len;
if (isDIGIT(*name))
fd = atoi(name);
else {
- stab = stabent(name,FALSE);
- if (!stab || !stab_io(stab)) {
+ gv = gv_fetchpv(name,FALSE);
+ if (!gv || !GvIO(gv)) {
#ifdef EINVAL
errno = EINVAL;
#endif
goto say_false;
}
- if (stab_io(stab) && stab_io(stab)->ifp) {
- fd = fileno(stab_io(stab)->ifp);
- if (stab_io(stab)->type == 's')
- stio->type = 's';
+ if (GvIO(gv) && GvIO(gv)->ifp) {
+ fd = fileno(GvIO(gv)->ifp);
+ if (GvIO(gv)->type == 's')
+ io->type = 's';
}
else
fd = -1;
@@ -220,7 +189,7 @@ int len;
name++;
if (strEQ(name,"-")) {
fp = stdout;
- stio->type = '-';
+ io->type = '-';
}
else {
fp = fopen(name,mode);
@@ -237,51 +206,50 @@ int len;
goto duplicity;
if (strEQ(name,"-")) {
fp = stdin;
- stio->type = '-';
+ io->type = '-';
}
else
fp = fopen(name,mode);
}
else if (name[len-1] == '|') {
-#ifdef TAINT
- taintenv();
- taintproper("Insecure dependency in piped open");
-#endif
name[--len] = '\0';
while (len && isSPACE(name[len-1]))
name[--len] = '\0';
/*SUPPRESS 530*/
for (; isSPACE(*name); name++) ;
- fp = mypopen(name,"r");
- stio->type = '|';
+ if (strNE(name,"-"))
+ TAINT_ENV();
+ TAINT_PROPER("piped open");
+ fp = my_popen(name,"r");
+ io->type = '|';
}
else {
- stio->type = '<';
+ io->type = '<';
/*SUPPRESS 530*/
for (; isSPACE(*name); name++) ;
if (strEQ(name,"-")) {
fp = stdin;
- stio->type = '-';
+ io->type = '-';
}
else
fp = fopen(name,"r");
}
}
if (!fp) {
- if (dowarn && stio->type == '<' && index(name, '\n'))
+ if (dowarn && io->type == '<' && index(name, '\n'))
warn(warn_nl, "open");
Safefree(myname);
goto say_false;
}
Safefree(myname);
- if (stio->type &&
- stio->type != '|' && stio->type != '-') {
+ if (io->type &&
+ io->type != '|' && io->type != '-') {
if (fstat(fileno(fp),&statbuf) < 0) {
(void)fclose(fp);
goto say_false;
}
if (S_ISSOCK(statbuf.st_mode))
- stio->type = 's'; /* in case a socket was passed in to us */
+ io->type = 's'; /* in case a socket was passed in to us */
#ifdef HAS_SOCKET
else if (
#ifdef S_IFMT
@@ -290,10 +258,10 @@ int len;
!statbuf.st_mode
#endif
) {
- int buflen = sizeof tokenbuf;
+ I32 buflen = sizeof tokenbuf;
if (getsockname(fileno(fp), tokenbuf, &buflen) >= 0
|| errno != ENOTSOCK)
- stio->type = 's'; /* some OS's return 0 on fstat()ed socket */
+ io->type = 's'; /* some OS's return 0 on fstat()ed socket */
/* but some return 0 for streams too, sigh */
}
#endif
@@ -310,65 +278,64 @@ int len;
}
if (fd != fileno(fp)) {
int pid;
- STR *str;
+ SV *sv;
dup2(fileno(fp), fd);
- str = afetch(fdpid,fileno(fp),TRUE);
- pid = str->str_u.str_useful;
- str->str_u.str_useful = 0;
- str = afetch(fdpid,fd,TRUE);
- str->str_u.str_useful = pid;
+ sv = *av_fetch(fdpid,fileno(fp),TRUE);
+ SvUPGRADE(sv, SVt_IV);
+ pid = SvIV(sv);
+ SvIV(sv) = 0;
+ sv = *av_fetch(fdpid,fd,TRUE);
+ SvUPGRADE(sv, SVt_IV);
+ SvIV(sv) = pid;
fclose(fp);
}
fp = saveifp;
clearerr(fp);
}
-#if defined(HAS_FCNTL) && defined(F_SETFD)
+#if defined(HAS_FCNTL) && defined(FFt_SETFD)
fd = fileno(fp);
- fcntl(fd,F_SETFD,fd > maxsysfd);
+ fcntl(fd,FFt_SETFD,fd > maxsysfd);
#endif
- stio->ifp = fp;
+ io->ifp = fp;
if (writing) {
- if (stio->type == 's'
- || (stio->type == '>' && S_ISCHR(statbuf.st_mode)) ) {
- if (!(stio->ofp = fdopen(fileno(fp),"w"))) {
+ if (io->type == 's'
+ || (io->type == '>' && S_ISCHR(statbuf.st_mode)) ) {
+ if (!(io->ofp = fdopen(fileno(fp),"w"))) {
fclose(fp);
- stio->ifp = Nullfp;
+ io->ifp = Nullfp;
goto say_false;
}
}
else
- stio->ofp = fp;
+ io->ofp = fp;
}
return TRUE;
say_false:
- stio->ifp = saveifp;
- stio->ofp = saveofp;
- stio->type = savetype;
+ io->ifp = saveifp;
+ io->ofp = saveofp;
+ io->type = savetype;
return FALSE;
}
FILE *
-nextargv(stab)
-register STAB *stab;
+nextargv(gv)
+register GV *gv;
{
- register STR *str;
+ register SV *sv;
#ifndef FLEXFILENAMES
int filedev;
int fileino;
#endif
int fileuid;
int filegid;
- static int filemode = 0;
- static int lastfd;
- static char *oldname;
- if (!argvoutstab)
- argvoutstab = stabent("ARGVOUT",TRUE);
+ if (!argvoutgv)
+ argvoutgv = gv_fetchpv("ARGVOUT",TRUE);
if (filemode & (S_ISUID|S_ISGID)) {
- fflush(stab_io(argvoutstab)->ifp); /* chmod must follow last write */
+ fflush(GvIO(argvoutgv)->ifp); /* chmod must follow last write */
#ifdef HAS_FCHMOD
(void)fchmod(lastfd,filemode);
#else
@@ -376,20 +343,18 @@ register STAB *stab;
#endif
}
filemode = 0;
- while (alen(stab_xarray(stab)) >= 0) {
- str = ashift(stab_xarray(stab));
- str_sset(stab_val(stab),str);
- STABSET(stab_val(stab));
- oldname = str_get(stab_val(stab));
- if (do_open(stab,oldname,stab_val(stab)->str_cur)) {
+ while (av_len(GvAV(gv)) >= 0) {
+ sv = av_shift(GvAV(gv));
+ sv_setsv(GvSV(gv),sv);
+ SvSETMAGIC(GvSV(gv));
+ oldname = SvPVnx(GvSV(gv));
+ if (do_open(gv,oldname,SvCUR(GvSV(gv)))) {
if (inplace) {
-#ifdef TAINT
- taintproper("Insecure dependency in inplace open");
-#endif
+ TAINT_PROPER("inplace open");
if (strEQ(oldname,"-")) {
- str_free(str);
- defoutstab = stabent("STDOUT",TRUE);
- return stab_io(stab)->ifp;
+ sv_free(sv);
+ defoutgv = gv_fetchpv("STDOUT",TRUE);
+ return GvIO(gv)->ifp;
}
#ifndef FLEXFILENAMES
filedev = statbuf.st_dev;
@@ -401,49 +366,49 @@ register STAB *stab;
if (!S_ISREG(filemode)) {
warn("Can't do inplace edit: %s is not a regular file",
oldname );
- do_close(stab,FALSE);
- str_free(str);
+ do_close(gv,FALSE);
+ sv_free(sv);
continue;
}
if (*inplace) {
#ifdef SUFFIX
- add_suffix(str,inplace);
+ add_suffix(sv,inplace);
#else
- str_cat(str,inplace);
+ sv_catpv(sv,inplace);
#endif
#ifndef FLEXFILENAMES
- if (stat(str->str_ptr,&statbuf) >= 0
+ if (stat(SvPV(sv),&statbuf) >= 0
&& statbuf.st_dev == filedev
&& statbuf.st_ino == fileino ) {
warn("Can't do inplace edit: %s > 14 characters",
- str->str_ptr );
- do_close(stab,FALSE);
- str_free(str);
+ SvPV(sv) );
+ do_close(gv,FALSE);
+ sv_free(sv);
continue;
}
#endif
#ifdef HAS_RENAME
#ifndef DOSISH
- if (rename(oldname,str->str_ptr) < 0) {
+ if (rename(oldname,SvPV(sv)) < 0) {
warn("Can't rename %s to %s: %s, skipping file",
- oldname, str->str_ptr, strerror(errno) );
- do_close(stab,FALSE);
- str_free(str);
+ oldname, SvPV(sv), strerror(errno) );
+ do_close(gv,FALSE);
+ sv_free(sv);
continue;
}
#else
- do_close(stab,FALSE);
- (void)unlink(str->str_ptr);
- (void)rename(oldname,str->str_ptr);
- do_open(stab,str->str_ptr,stab_val(stab)->str_cur);
+ do_close(gv,FALSE);
+ (void)unlink(SvPV(sv));
+ (void)rename(oldname,SvPV(sv));
+ do_open(gv,SvPV(sv),SvCUR(GvSV(gv)));
#endif /* MSDOS */
#else
- (void)UNLINK(str->str_ptr);
- if (link(oldname,str->str_ptr) < 0) {
+ (void)UNLINK(SvPV(sv));
+ if (link(oldname,SvPV(sv)) < 0) {
warn("Can't rename %s to %s: %s, skipping file",
- oldname, str->str_ptr, strerror(errno) );
- do_close(stab,FALSE);
- str_free(str);
+ oldname, SvPV(sv), strerror(errno) );
+ do_close(gv,FALSE);
+ sv_free(sv);
continue;
}
(void)UNLINK(oldname);
@@ -453,9 +418,9 @@ register STAB *stab;
#ifndef DOSISH
if (UNLINK(oldname) < 0) {
warn("Can't rename %s to %s: %s, skipping file",
- oldname, str->str_ptr, strerror(errno) );
- do_close(stab,FALSE);
- str_free(str);
+ oldname, SvPV(sv), strerror(errno) );
+ do_close(gv,FALSE);
+ sv_free(sv);
continue;
}
#else
@@ -463,18 +428,18 @@ register STAB *stab;
#endif
}
- str_nset(str,">",1);
- str_cat(str,oldname);
+ sv_setpvn(sv,">",1);
+ sv_catpv(sv,oldname);
errno = 0; /* in case sprintf set errno */
- if (!do_open(argvoutstab,str->str_ptr,str->str_cur)) {
+ if (!do_open(argvoutgv,SvPV(sv),SvCUR(sv))) {
warn("Can't do inplace edit on %s: %s",
oldname, strerror(errno) );
- do_close(stab,FALSE);
- str_free(str);
+ do_close(gv,FALSE);
+ sv_free(sv);
continue;
}
- defoutstab = argvoutstab;
- lastfd = fileno(stab_io(argvoutstab)->ifp);
+ defoutgv = argvoutgv;
+ lastfd = fileno(GvIO(argvoutgv)->ifp);
(void)fstat(lastfd,&statbuf);
#ifdef HAS_FCHMOD
(void)fchmod(lastfd,filemode);
@@ -491,47 +456,47 @@ register STAB *stab;
#endif
}
}
- str_free(str);
- return stab_io(stab)->ifp;
+ sv_free(sv);
+ return GvIO(gv)->ifp;
}
else
- fprintf(stderr,"Can't open %s: %s\n",str_get(str), strerror(errno));
- str_free(str);
+ fprintf(stderr,"Can't open %s: %s\n",SvPVn(sv), strerror(errno));
+ sv_free(sv);
}
if (inplace) {
- (void)do_close(argvoutstab,FALSE);
- defoutstab = stabent("STDOUT",TRUE);
+ (void)do_close(argvoutgv,FALSE);
+ defoutgv = gv_fetchpv("STDOUT",TRUE);
}
return Nullfp;
}
#ifdef HAS_PIPE
void
-do_pipe(str, rstab, wstab)
-STR *str;
-STAB *rstab;
-STAB *wstab;
+do_pipe(sv, rgv, wgv)
+SV *sv;
+GV *rgv;
+GV *wgv;
{
- register STIO *rstio;
- register STIO *wstio;
+ register IO *rstio;
+ register IO *wstio;
int fd[2];
- if (!rstab)
+ if (!rgv)
goto badexit;
- if (!wstab)
+ if (!wgv)
goto badexit;
- rstio = stab_io(rstab);
- wstio = stab_io(wstab);
+ rstio = GvIO(rgv);
+ wstio = GvIO(wgv);
if (!rstio)
- rstio = stab_io(rstab) = stio_new();
+ rstio = GvIO(rgv) = newIO();
else if (rstio->ifp)
- do_close(rstab,FALSE);
+ do_close(rgv,FALSE);
if (!wstio)
- wstio = stab_io(wstab) = stio_new();
+ wstio = GvIO(wgv) = newIO();
else if (wstio->ifp)
- do_close(wstab,FALSE);
+ do_close(wgv,FALSE);
if (pipe(fd) < 0)
goto badexit;
@@ -548,97 +513,93 @@ STAB *wstab;
goto badexit;
}
- str_sset(str,&str_yes);
+ sv_setsv(sv,&sv_yes);
return;
badexit:
- str_sset(str,&str_undef);
+ sv_setsv(sv,&sv_undef);
return;
}
#endif
bool
-do_close(stab,explicit)
-STAB *stab;
+do_close(gv,explicit)
+GV *gv;
bool explicit;
{
bool retval = FALSE;
- register STIO *stio;
+ register IO *io;
int status;
- if (!stab)
- stab = argvstab;
- if (!stab) {
+ if (!gv)
+ gv = argvgv;
+ if (!gv) {
errno = EBADF;
return FALSE;
}
- stio = stab_io(stab);
- if (!stio) { /* never opened */
+ io = GvIO(gv);
+ if (!io) { /* never opened */
if (dowarn && explicit)
- warn("Close on unopened file <%s>",stab_ename(stab));
+ warn("Close on unopened file <%s>",GvENAME(gv));
return FALSE;
}
- if (stio->ifp) {
- if (stio->type == '|') {
- status = mypclose(stio->ifp);
+ if (io->ifp) {
+ if (io->type == '|') {
+ status = my_pclose(io->ifp);
retval = (status == 0);
statusvalue = (unsigned short)status & 0xffff;
}
- else if (stio->type == '-')
+ else if (io->type == '-')
retval = TRUE;
else {
- if (stio->ofp && stio->ofp != stio->ifp) { /* a socket */
- retval = (fclose(stio->ofp) != EOF);
- fclose(stio->ifp); /* clear stdio, fd already closed */
+ if (io->ofp && io->ofp != io->ifp) { /* a socket */
+ retval = (fclose(io->ofp) != EOF);
+ fclose(io->ifp); /* clear stdio, fd already closed */
}
else
- retval = (fclose(stio->ifp) != EOF);
+ retval = (fclose(io->ifp) != EOF);
}
- stio->ofp = stio->ifp = Nullfp;
+ io->ofp = io->ifp = Nullfp;
+ }
+ if (explicit) {
+ io->lines = 0;
+ io->page = 0;
+ io->lines_left = io->page_len;
}
- if (explicit)
- stio->lines = 0;
- stio->type = ' ';
+ io->type = ' ';
return retval;
}
bool
-do_eof(stab)
-STAB *stab;
+do_eof(gv)
+GV *gv;
{
- register STIO *stio;
+ register IO *io;
int ch;
- if (!stab) { /* eof() */
- if (argvstab)
- stio = stab_io(argvstab);
- else
- return TRUE;
- }
- else
- stio = stab_io(stab);
+ io = GvIO(gv);
- if (!stio)
+ if (!io)
return TRUE;
- while (stio->ifp) {
+ while (io->ifp) {
#ifdef STDSTDIO /* (the code works without this) */
- if (stio->ifp->_cnt > 0) /* cheat a little, since */
+ if (io->ifp->_cnt > 0) /* cheat a little, since */
return FALSE; /* this is the most usual case */
#endif
- ch = getc(stio->ifp);
+ ch = getc(io->ifp);
if (ch != EOF) {
- (void)ungetc(ch, stio->ifp);
+ (void)ungetc(ch, io->ifp);
return FALSE;
}
#ifdef STDSTDIO
- if (stio->ifp->_cnt < -1)
- stio->ifp->_cnt = -1;
+ if (io->ifp->_cnt < -1)
+ io->ifp->_cnt = -1;
#endif
- if (!stab) { /* not necessarily a real EOF yet? */
- if (!nextargv(argvstab)) /* get another fp handy */
+ if (gv == argvgv) { /* not necessarily a real EOF yet? */
+ if (!nextargv(argvgv)) /* get another fp handy */
return TRUE;
}
else
@@ -648,24 +609,24 @@ STAB *stab;
}
long
-do_tell(stab)
-STAB *stab;
+do_tell(gv)
+GV *gv;
{
- register STIO *stio;
+ register IO *io;
- if (!stab)
+ if (!gv)
goto phooey;
- stio = stab_io(stab);
- if (!stio || !stio->ifp)
+ io = GvIO(gv);
+ if (!io || !io->ifp)
goto phooey;
#ifdef ULTRIX_STDIO_BOTCH
- if (feof(stio->ifp))
- (void)fseek (stio->ifp, 0L, 2); /* ultrix 1.2 workaround */
+ if (feof(io->ifp))
+ (void)fseek (io->ifp, 0L, 2); /* ultrix 1.2 workaround */
#endif
- return ftell(stio->ifp);
+ return ftell(io->ifp);
phooey:
if (dowarn)
@@ -675,26 +636,26 @@ phooey:
}
bool
-do_seek(stab, pos, whence)
-STAB *stab;
+do_seek(gv, pos, whence)
+GV *gv;
long pos;
int whence;
{
- register STIO *stio;
+ register IO *io;
- if (!stab)
+ if (!gv)
goto nuts;
- stio = stab_io(stab);
- if (!stio || !stio->ifp)
+ io = GvIO(gv);
+ if (!io || !io->ifp)
goto nuts;
#ifdef ULTRIX_STDIO_BOTCH
- if (feof(stio->ifp))
- (void)fseek (stio->ifp, 0L, 2); /* ultrix 1.2 workaround */
+ if (feof(io->ifp))
+ (void)fseek (io->ifp, 0L, 2); /* ultrix 1.2 workaround */
#endif
- return fseek(stio->ifp, pos, whence) >= 0;
+ return fseek(io->ifp, pos, whence) >= 0;
nuts:
if (dowarn)
@@ -703,25 +664,25 @@ nuts:
return FALSE;
}
-int
-do_ctl(optype,stab,func,argstr)
-int optype;
-STAB *stab;
-int func;
-STR *argstr;
+I32
+do_ctl(optype,gv,func,argstr)
+I32 optype;
+GV *gv;
+I32 func;
+SV *argstr;
{
- register STIO *stio;
+ register IO *io;
register char *s;
- int retval;
+ I32 retval;
- if (!stab || !argstr || !(stio = stab_io(stab)) || !stio->ifp) {
+ if (!gv || !argstr || !(io = GvIO(gv)) || !io->ifp) {
errno = EBADF; /* well, sort of... */
return -1;
}
- if (argstr->str_pok || !argstr->str_nok) {
- if (!argstr->str_pok)
- s = str_get(argstr);
+ if (SvPOK(argstr) || !SvNIOK(argstr)) {
+ if (!SvPOK(argstr))
+ s = SvPVn(argstr);
#ifdef IOCPARM_MASK
#ifndef IOCPARM_LEN
@@ -733,16 +694,16 @@ STR *argstr;
#else
retval = 256; /* otherwise guess at what's safe */
#endif
- if (argstr->str_cur < retval) {
- Str_Grow(argstr,retval+1);
- argstr->str_cur = retval;
+ if (SvCUR(argstr) < retval) {
+ Sv_Grow(argstr,retval+1);
+ SvCUR_set(argstr, retval);
}
- s = argstr->str_ptr;
- s[argstr->str_cur] = 17; /* a little sanity check here */
+ s = SvPV(argstr);
+ s[SvCUR(argstr)] = 17; /* a little sanity check here */
}
else {
- retval = (int)str_gnum(argstr);
+ retval = SvIVn(argstr);
#ifdef DOSISH
s = (char*)(long)retval; /* ouch */
#else
@@ -751,14 +712,14 @@ STR *argstr;
}
#ifndef lint
- if (optype == O_IOCTL)
- retval = ioctl(fileno(stio->ifp), func, s);
+ if (optype == OP_IOCTL)
+ retval = ioctl(fileno(io->ifp), func, s);
else
#ifdef DOSISH
fatal("fcntl is not implemented");
#else
#ifdef HAS_FCNTL
- retval = fcntl(fileno(stio->ifp), func, s);
+ retval = fcntl(fileno(io->ifp), func, s);
#else
fatal("fcntl is not implemented");
#endif
@@ -767,115 +728,20 @@ STR *argstr;
retval = 0;
#endif /* lint */
- if (argstr->str_pok) {
- if (s[argstr->str_cur] != 17)
+ if (SvPOK(argstr)) {
+ if (s[SvCUR(argstr)] != 17)
fatal("Return value overflowed string");
- s[argstr->str_cur] = 0; /* put our null back */
+ s[SvCUR(argstr)] = 0; /* put our null back */
}
return retval;
}
-int
-do_stat(str,arg,gimme,arglast)
-STR *str;
-register ARG *arg;
-int gimme;
-int *arglast;
-{
- register ARRAY *ary = stack;
- register int sp = arglast[0] + 1;
- int max = 13;
-
- if ((arg[1].arg_type & A_MASK) == A_WORD) {
- tmpstab = arg[1].arg_ptr.arg_stab;
- if (tmpstab != defstab) {
- laststype = O_STAT;
- statstab = tmpstab;
- str_set(statname,"");
- if (!stab_io(tmpstab) || !stab_io(tmpstab)->ifp ||
- fstat(fileno(stab_io(tmpstab)->ifp),&statcache) < 0) {
- max = 0;
- laststatval = -1;
- }
- }
- else if (laststatval < 0)
- max = 0;
- }
- else {
- str_set(statname,str_get(ary->ary_array[sp]));
- statstab = Nullstab;
-#ifdef HAS_LSTAT
- laststype = arg->arg_type;
- if (arg->arg_type == O_LSTAT)
- laststatval = lstat(str_get(statname),&statcache);
- else
-#endif
- laststatval = stat(str_get(statname),&statcache);
- if (laststatval < 0) {
- if (dowarn && index(str_get(statname), '\n'))
- warn(warn_nl, "stat");
- max = 0;
- }
- }
-
- if (gimme != G_ARRAY) {
- if (max)
- str_sset(str,&str_yes);
- else
- str_sset(str,&str_undef);
- STABSET(str);
- ary->ary_array[sp] = str;
- return sp;
- }
- sp--;
- if (max) {
-#ifndef lint
- (void)astore(ary,++sp,
- str_2mortal(str_nmake((double)statcache.st_dev)));
- (void)astore(ary,++sp,
- str_2mortal(str_nmake((double)statcache.st_ino)));
- (void)astore(ary,++sp,
- str_2mortal(str_nmake((double)statcache.st_mode)));
- (void)astore(ary,++sp,
- str_2mortal(str_nmake((double)statcache.st_nlink)));
- (void)astore(ary,++sp,
- str_2mortal(str_nmake((double)statcache.st_uid)));
- (void)astore(ary,++sp,
- str_2mortal(str_nmake((double)statcache.st_gid)));
- (void)astore(ary,++sp,
- str_2mortal(str_nmake((double)statcache.st_rdev)));
- (void)astore(ary,++sp,
- str_2mortal(str_nmake((double)statcache.st_size)));
- (void)astore(ary,++sp,
- str_2mortal(str_nmake((double)statcache.st_atime)));
- (void)astore(ary,++sp,
- str_2mortal(str_nmake((double)statcache.st_mtime)));
- (void)astore(ary,++sp,
- str_2mortal(str_nmake((double)statcache.st_ctime)));
-#ifdef STATBLOCKS
- (void)astore(ary,++sp,
- str_2mortal(str_nmake((double)statcache.st_blksize)));
- (void)astore(ary,++sp,
- str_2mortal(str_nmake((double)statcache.st_blocks)));
-#else
- (void)astore(ary,++sp,
- str_2mortal(str_make("",0)));
- (void)astore(ary,++sp,
- str_2mortal(str_make("",0)));
-#endif
-#else /* lint */
- (void)astore(ary,++sp,str_nmake(0.0));
-#endif /* lint */
- }
- return sp;
-}
-
-#if !defined(HAS_TRUNCATE) && !defined(HAS_CHSIZE) && defined(F_FREESP)
+#if !defined(HAS_TRUNCATE) && !defined(HAS_CHSIZE) && defined(FFt_FREESP)
/* code courtesy of William Kucharski */
#define HAS_CHSIZE
-int chsize(fd, length)
-int fd; /* file descriptor */
+I32 chsize(fd, length)
+I32 fd; /* file descriptor */
off_t length; /* length to set file to */
{
extern long lseek();
@@ -903,91 +769,36 @@ off_t length; /* length to set file to */
fl.l_whence = 0;
fl.l_len = 0;
fl.l_start = length;
- fl.l_type = F_WRLCK; /* write lock on file space */
+ fl.l_type = FFt_WRLCK; /* write lock on file space */
/*
- * This relies on the UNDOCUMENTED F_FREESP argument to
+ * This relies on the UNDOCUMENTED FFt_FREESP argument to
* fcntl(2), which truncates the file so that it ends at the
* position indicated by fl.l_start.
*
* Will minor miracles never cease?
*/
- if (fcntl(fd, F_FREESP, &fl) < 0)
+ if (fcntl(fd, FFt_FREESP, &fl) < 0)
return -1;
}
return 0;
}
-#endif /* F_FREESP */
-
-int /*SUPPRESS 590*/
-do_truncate(str,arg,gimme,arglast)
-STR *str;
-register ARG *arg;
-int gimme;
-int *arglast;
-{
- register ARRAY *ary = stack;
- register int sp = arglast[0] + 1;
- off_t len = (off_t)str_gnum(ary->ary_array[sp+1]);
- int result = 1;
- STAB *tmpstab;
-
-#if defined(HAS_TRUNCATE) || defined(HAS_CHSIZE)
-#ifdef HAS_TRUNCATE
- if ((arg[1].arg_type & A_MASK) == A_WORD) {
- tmpstab = arg[1].arg_ptr.arg_stab;
- if (!stab_io(tmpstab) || !stab_io(tmpstab)->ifp ||
- ftruncate(fileno(stab_io(tmpstab)->ifp), len) < 0)
- result = 0;
- }
- else if (truncate(str_get(ary->ary_array[sp]), len) < 0)
- result = 0;
-#else
- if ((arg[1].arg_type & A_MASK) == A_WORD) {
- tmpstab = arg[1].arg_ptr.arg_stab;
- if (!stab_io(tmpstab) || !stab_io(tmpstab)->ifp ||
- chsize(fileno(stab_io(tmpstab)->ifp), len) < 0)
- result = 0;
- }
- else {
- int tmpfd;
+#endif /* FFt_FREESP */
- if ((tmpfd = open(str_get(ary->ary_array[sp]), 0)) < 0)
- result = 0;
- else {
- if (chsize(tmpfd, len) < 0)
- result = 0;
- close(tmpfd);
- }
- }
-#endif
-
- if (result)
- str_sset(str,&str_yes);
- else
- str_sset(str,&str_undef);
- STABSET(str);
- ary->ary_array[sp] = str;
- return sp;
-#else
- fatal("truncate not implemented");
-#endif
-}
-
-int
-looks_like_number(str)
-STR *str;
+I32
+looks_like_number(sv)
+SV *sv;
{
register char *s;
register char *send;
- if (!str->str_pok)
+ if (!SvPOK(sv))
return TRUE;
- s = str->str_ptr;
- send = s + str->str_cur;
+ s = SvPV(sv);
+ send = s + SvCUR(sv);
while (isSPACE(*s))
s++;
if (s >= send)
@@ -1000,7 +811,7 @@ STR *str;
return TRUE;
if (*s == '.')
s++;
- else if (s == str->str_ptr)
+ else if (s == SvPV(sv))
return FALSE;
while (isDIGIT(*s))
s++;
@@ -1021,270 +832,142 @@ STR *str;
}
bool
-do_print(str,fp)
-register STR *str;
+do_print(sv,fp)
+register SV *sv;
FILE *fp;
{
register char *tmps;
+ SV* tmpstr;
- if (!fp) {
- if (dowarn)
- warn("print to unopened file");
- errno = EBADF;
- return FALSE;
+ /* assuming fp is checked earlier */
+ if (!sv)
+ return TRUE;
+ if (ofmt) {
+ if (SvMAGICAL(sv))
+ mg_get(sv);
+ if (SvIOK(sv) && SvIV(sv) != 0) {
+ fprintf(fp, ofmt, (double)SvIV(sv));
+ return !ferror(fp);
+ }
+ if ( (SvNOK(sv) && SvNV(sv) != 0.0)
+ || (looks_like_number(sv) && sv_2nv(sv) != 0.0) ) {
+ fprintf(fp, ofmt, SvNV(sv));
+ return !ferror(fp);
+ }
}
- if (!str)
+ switch (SvTYPE(sv)) {
+ case SVt_NULL:
return TRUE;
- if (ofmt &&
- ((str->str_nok && str->str_u.str_nval != 0.0)
- || (looks_like_number(str) && str_gnum(str) != 0.0) ) ) {
- fprintf(fp, ofmt, str->str_u.str_nval);
+ case SVt_REF:
+ fprintf(fp, "%s", sv_2pv(sv));
return !ferror(fp);
+ case SVt_IV:
+ if (SvMAGICAL(sv))
+ mg_get(sv);
+ fprintf(fp, "%d", SvIV(sv));
+ return !ferror(fp);
+ default:
+ tmps = SvPVn(sv);
+ break;
}
- else {
- tmps = str_get(str);
- if (*tmps == 'S' && tmps[1] == 't' && tmps[2] == 'B' && tmps[3] == '\0'
- && str->str_cur == sizeof(STBP) && strlen(tmps) < str->str_cur) {
- STR *tmpstr = str_mortal(&str_undef);
- stab_efullname(tmpstr,((STAB*)str));/* a stab value, be nice */
- str = tmpstr;
- tmps = str->str_ptr;
- putc('*',fp);
- }
- if (str->str_cur && (fwrite(tmps,1,str->str_cur,fp) == 0 || ferror(fp)))
- return FALSE;
- }
- return TRUE;
-}
-
-bool
-do_aprint(arg,fp,arglast)
-register ARG *arg;
-register FILE *fp;
-int *arglast;
-{
- register STR **st = stack->ary_array;
- register int sp = arglast[1];
- register int retval;
- register int items = arglast[2] - sp;
-
- if (!fp) {
- if (dowarn)
- warn("print to unopened file");
- errno = EBADF;
+ if (SvCUR(sv) && (fwrite(tmps,1,SvCUR(sv),fp) == 0 || ferror(fp)))
return FALSE;
- }
- st += ++sp;
- if (arg->arg_type == O_PRTF) {
- do_sprintf(arg->arg_ptr.arg_str,items,st);
- retval = do_print(arg->arg_ptr.arg_str,fp);
- }
- else {
- retval = (items <= 0);
- for (; items > 0; items--,st++) {
- if (retval && ofslen) {
- if (fwrite(ofs, 1, ofslen, fp) == 0 || ferror(fp)) {
- retval = FALSE;
- break;
- }
- }
- if (!(retval = do_print(*st, fp)))
- break;
- }
- if (retval && orslen)
- if (fwrite(ors, 1, orslen, fp) == 0 || ferror(fp))
- retval = FALSE;
- }
- return retval;
+ return TRUE;
}
-int
-mystat(arg,str)
-ARG *arg;
-STR *str;
+I32
+my_stat(ARGS)
+dARGS
{
- STIO *stio;
-
- if (arg[1].arg_type & A_DONT) {
- stio = stab_io(arg[1].arg_ptr.arg_stab);
- if (stio && stio->ifp) {
- statstab = arg[1].arg_ptr.arg_stab;
- str_set(statname,"");
- laststype = O_STAT;
- return (laststatval = fstat(fileno(stio->ifp), &statcache));
+ dSP;
+ IO *io;
+
+ if (op->op_flags & OPf_SPECIAL) {
+ EXTEND(sp,1);
+ io = GvIO(cGVOP->op_gv);
+ if (io && io->ifp) {
+ statgv = cGVOP->op_gv;
+ sv_setpv(statname,"");
+ laststype = OP_STAT;
+ return (laststatval = fstat(fileno(io->ifp), &statcache));
}
else {
- if (arg[1].arg_ptr.arg_stab == defstab)
+ if (cGVOP->op_gv == defgv)
return laststatval;
if (dowarn)
warn("Stat on unopened file <%s>",
- stab_ename(arg[1].arg_ptr.arg_stab));
- statstab = Nullstab;
- str_set(statname,"");
+ GvENAME(cGVOP->op_gv));
+ statgv = Nullgv;
+ sv_setpv(statname,"");
return (laststatval = -1);
}
}
else {
- statstab = Nullstab;
- str_set(statname,str_get(str));
- laststype = O_STAT;
- laststatval = stat(str_get(str),&statcache);
- if (laststatval < 0 && dowarn && index(str_get(str), '\n'))
+ dPOPss;
+ PUTBACK;
+ statgv = Nullgv;
+ sv_setpv(statname,SvPVn(sv));
+ laststype = OP_STAT;
+ laststatval = stat(SvPVn(sv),&statcache);
+ if (laststatval < 0 && dowarn && index(SvPVn(sv), '\n'))
warn(warn_nl, "stat");
return laststatval;
}
}
-int
-mylstat(arg,str)
-ARG *arg;
-STR *str;
+I32
+my_lstat(ARGS)
+dARGS
{
- if (arg[1].arg_type & A_DONT) {
- if (arg[1].arg_ptr.arg_stab == defstab) {
- if (laststype != O_LSTAT)
+ dSP;
+ SV *sv;
+ if (op->op_flags & OPf_SPECIAL) {
+ EXTEND(sp,1);
+ if (cGVOP->op_gv == defgv) {
+ if (laststype != OP_LSTAT)
fatal("The stat preceding -l _ wasn't an lstat");
return laststatval;
}
fatal("You can't use -l on a filehandle");
}
- laststype = O_LSTAT;
- statstab = Nullstab;
- str_set(statname,str_get(str));
+ laststype = OP_LSTAT;
+ statgv = Nullgv;
+ sv = POPs;
+ PUTBACK;
+ sv_setpv(statname,SvPVn(sv));
#ifdef HAS_LSTAT
- laststatval = lstat(str_get(str),&statcache);
+ laststatval = lstat(SvPVn(sv),&statcache);
#else
- laststatval = stat(str_get(str),&statcache);
+ laststatval = stat(SvPVn(sv),&statcache);
#endif
- if (laststatval < 0 && dowarn && index(str_get(str), '\n'))
+ if (laststatval < 0 && dowarn && index(SvPVn(sv), '\n'))
warn(warn_nl, "lstat");
return laststatval;
}
-STR *
-do_fttext(arg,str)
-register ARG *arg;
-STR *str;
-{
- int i;
- int len;
- int odd = 0;
- STDCHAR tbuf[512];
- register STDCHAR *s;
- register STIO *stio;
-
- if (arg[1].arg_type & A_DONT) {
- if (arg[1].arg_ptr.arg_stab == defstab) {
- if (statstab)
- stio = stab_io(statstab);
- else {
- str = statname;
- goto really_filename;
- }
- }
- else {
- statstab = arg[1].arg_ptr.arg_stab;
- str_set(statname,"");
- stio = stab_io(statstab);
- }
- if (stio && stio->ifp) {
-#if defined(STDSTDIO) || defined(atarist) /* this will work with atariST */
- fstat(fileno(stio->ifp),&statcache);
- if (S_ISDIR(statcache.st_mode)) /* handle NFS glitch */
- return arg->arg_type == O_FTTEXT ? &str_no : &str_yes;
- if (stio->ifp->_cnt <= 0) {
- i = getc(stio->ifp);
- if (i != EOF)
- (void)ungetc(i,stio->ifp);
- }
- if (stio->ifp->_cnt <= 0) /* null file is anything */
- return &str_yes;
- len = stio->ifp->_cnt + (stio->ifp->_ptr - stio->ifp->_base);
- s = stio->ifp->_base;
-#else
- fatal("-T and -B not implemented on filehandles");
-#endif
- }
- else {
- if (dowarn)
- warn("Test on unopened file <%s>",
- stab_ename(arg[1].arg_ptr.arg_stab));
- errno = EBADF;
- return &str_undef;
- }
- }
- else {
- statstab = Nullstab;
- str_set(statname,str_get(str));
- really_filename:
- i = open(str_get(str),0);
- if (i < 0) {
- if (dowarn && index(str_get(str), '\n'))
- warn(warn_nl, "open");
- return &str_undef;
- }
- fstat(i,&statcache);
- len = read(i,tbuf,512);
- (void)close(i);
- if (len <= 0) {
- if (S_ISDIR(statcache.st_mode) && arg->arg_type == O_FTTEXT)
- return &str_no; /* special case NFS directories */
- return &str_yes; /* null file is anything */
- }
- s = tbuf;
- }
-
- /* now scan s to look for textiness */
-
- for (i = 0; i < len; i++,s++) {
- if (!*s) { /* null never allowed in text */
- odd += len;
- break;
- }
- else if (*s & 128)
- odd++;
- else if (*s < 32 &&
- *s != '\n' && *s != '\r' && *s != '\b' &&
- *s != '\t' && *s != '\f' && *s != 27)
- odd++;
- }
-
- if ((odd * 10 > len) == (arg->arg_type == O_FTTEXT)) /* allow 10% odd */
- return &str_no;
- else
- return &str_yes;
-}
-
-static char **Argv = Null(char **);
-static char *Cmd = Nullch;
-
bool
-do_aexec(really,arglast)
-STR *really;
-int *arglast;
+do_aexec(really,mark,sp)
+SV *really;
+register SV **mark;
+register SV **sp;
{
- register STR **st = stack->ary_array;
- register int sp = arglast[1];
- register int items = arglast[2] - sp;
register char **a;
char *tmps;
- if (items) {
- New(401,Argv, items+1, char*);
+ if (sp > mark) {
+ New(401,Argv, sp - mark + 1, char*);
a = Argv;
- for (st += ++sp; items > 0; items--,st++) {
- if (*st)
- *a++ = str_get(*st);
+ while (++mark <= sp) {
+ if (*mark)
+ *a++ = SvPVnx(*mark);
else
*a++ = "";
}
*a = Nullch;
-#ifdef TAINT
if (*Argv[0] != '/') /* will execvp use PATH? */
- taintenv(); /* testing IFS here is overkill, probably */
-#endif
- if (really && *(tmps = str_get(really)))
+ TAINT_ENV(); /* testing IFS here is overkill, probably */
+ if (really && *(tmps = SvPVn(really)))
execvp(tmps,Argv);
else
execvp(Argv[0],Argv);
@@ -1383,1146 +1066,87 @@ char *cmd;
return FALSE;
}
-#ifdef HAS_SOCKET
-int
-do_socket(stab, arglast)
-STAB *stab;
-int *arglast;
-{
- register STR **st = stack->ary_array;
- register int sp = arglast[1];
- register STIO *stio;
- int domain, type, protocol, fd;
-
- if (!stab) {
- errno = EBADF;
- return FALSE;
- }
-
- stio = stab_io(stab);
- if (!stio)
- stio = stab_io(stab) = stio_new();
- else if (stio->ifp)
- do_close(stab,FALSE);
-
- domain = (int)str_gnum(st[++sp]);
- type = (int)str_gnum(st[++sp]);
- protocol = (int)str_gnum(st[++sp]);
-#ifdef TAINT
- taintproper("Insecure dependency in socket");
-#endif
- fd = socket(domain,type,protocol);
- if (fd < 0)
- return FALSE;
- stio->ifp = fdopen(fd, "r"); /* stdio gets confused about sockets */
- stio->ofp = fdopen(fd, "w");
- stio->type = 's';
- if (!stio->ifp || !stio->ofp) {
- if (stio->ifp) fclose(stio->ifp);
- if (stio->ofp) fclose(stio->ofp);
- if (!stio->ifp && !stio->ofp) close(fd);
- return FALSE;
- }
-
- return TRUE;
-}
-
-int
-do_bind(stab, arglast)
-STAB *stab;
-int *arglast;
+I32
+apply(type,mark,sp)
+I32 type;
+register SV **mark;
+register SV **sp;
{
- register STR **st = stack->ary_array;
- register int sp = arglast[1];
- register STIO *stio;
- char *addr;
-
- if (!stab)
- goto nuts;
-
- stio = stab_io(stab);
- if (!stio || !stio->ifp)
- goto nuts;
-
- addr = str_get(st[++sp]);
-#ifdef TAINT
- taintproper("Insecure dependency in bind");
-#endif
- return bind(fileno(stio->ifp), addr, st[sp]->str_cur) >= 0;
-
-nuts:
- if (dowarn)
- warn("bind() on closed fd");
- errno = EBADF;
- return FALSE;
-
-}
-
-int
-do_connect(stab, arglast)
-STAB *stab;
-int *arglast;
-{
- register STR **st = stack->ary_array;
- register int sp = arglast[1];
- register STIO *stio;
- char *addr;
-
- if (!stab)
- goto nuts;
-
- stio = stab_io(stab);
- if (!stio || !stio->ifp)
- goto nuts;
-
- addr = str_get(st[++sp]);
-#ifdef TAINT
- taintproper("Insecure dependency in connect");
-#endif
- return connect(fileno(stio->ifp), addr, st[sp]->str_cur) >= 0;
-
-nuts:
- if (dowarn)
- warn("connect() on closed fd");
- errno = EBADF;
- return FALSE;
-
-}
-
-int
-do_listen(stab, arglast)
-STAB *stab;
-int *arglast;
-{
- register STR **st = stack->ary_array;
- register int sp = arglast[1];
- register STIO *stio;
- int backlog;
-
- if (!stab)
- goto nuts;
-
- stio = stab_io(stab);
- if (!stio || !stio->ifp)
- goto nuts;
-
- backlog = (int)str_gnum(st[++sp]);
- return listen(fileno(stio->ifp), backlog) >= 0;
-
-nuts:
- if (dowarn)
- warn("listen() on closed fd");
- errno = EBADF;
- return FALSE;
-}
-
-void
-do_accept(str, nstab, gstab)
-STR *str;
-STAB *nstab;
-STAB *gstab;
-{
- register STIO *nstio;
- register STIO *gstio;
- int len = sizeof buf;
- int fd;
-
- if (!nstab)
- goto badexit;
- if (!gstab)
- goto nuts;
-
- gstio = stab_io(gstab);
- nstio = stab_io(nstab);
-
- if (!gstio || !gstio->ifp)
- goto nuts;
- if (!nstio)
- nstio = stab_io(nstab) = stio_new();
- else if (nstio->ifp)
- do_close(nstab,FALSE);
-
- fd = accept(fileno(gstio->ifp),(struct sockaddr *)buf,&len);
- if (fd < 0)
- goto badexit;
- nstio->ifp = fdopen(fd, "r");
- nstio->ofp = fdopen(fd, "w");
- nstio->type = 's';
- if (!nstio->ifp || !nstio->ofp) {
- if (nstio->ifp) fclose(nstio->ifp);
- if (nstio->ofp) fclose(nstio->ofp);
- if (!nstio->ifp && !nstio->ofp) close(fd);
- goto badexit;
- }
-
- str_nset(str, buf, len);
- return;
-
-nuts:
- if (dowarn)
- warn("accept() on closed fd");
- errno = EBADF;
-badexit:
- str_sset(str,&str_undef);
- return;
-}
-
-int
-do_shutdown(stab, arglast)
-STAB *stab;
-int *arglast;
-{
- register STR **st = stack->ary_array;
- register int sp = arglast[1];
- register STIO *stio;
- int how;
-
- if (!stab)
- goto nuts;
-
- stio = stab_io(stab);
- if (!stio || !stio->ifp)
- goto nuts;
-
- how = (int)str_gnum(st[++sp]);
- return shutdown(fileno(stio->ifp), how) >= 0;
-
-nuts:
- if (dowarn)
- warn("shutdown() on closed fd");
- errno = EBADF;
- return FALSE;
-
-}
-
-int
-do_sopt(optype, stab, arglast)
-int optype;
-STAB *stab;
-int *arglast;
-{
- register STR **st = stack->ary_array;
- register int sp = arglast[1];
- register STIO *stio;
- int fd;
- unsigned int lvl;
- unsigned int optname;
-
- if (!stab)
- goto nuts;
-
- stio = stab_io(stab);
- if (!stio || !stio->ifp)
- goto nuts;
-
- fd = fileno(stio->ifp);
- lvl = (unsigned int)str_gnum(st[sp+1]);
- optname = (unsigned int)str_gnum(st[sp+2]);
- switch (optype) {
- case O_GSOCKOPT:
- st[sp] = str_2mortal(Str_new(22,257));
- st[sp]->str_cur = 256;
- st[sp]->str_pok = 1;
- if (getsockopt(fd, lvl, optname, st[sp]->str_ptr,
- (int*)&st[sp]->str_cur) < 0)
- goto nuts;
- break;
- case O_SSOCKOPT:
- st[sp] = st[sp+3];
- if (setsockopt(fd, lvl, optname, st[sp]->str_ptr, st[sp]->str_cur) < 0)
- goto nuts;
- st[sp] = &str_yes;
- break;
- }
-
- return sp;
-
-nuts:
- if (dowarn)
- warn("[gs]etsockopt() on closed fd");
- st[sp] = &str_undef;
- errno = EBADF;
- return sp;
-
-}
-
-int
-do_getsockname(optype, stab, arglast)
-int optype;
-STAB *stab;
-int *arglast;
-{
- register STR **st = stack->ary_array;
- register int sp = arglast[1];
- register STIO *stio;
- int fd;
-
- if (!stab)
- goto nuts;
-
- stio = stab_io(stab);
- if (!stio || !stio->ifp)
- goto nuts;
-
- st[sp] = str_2mortal(Str_new(22,257));
- st[sp]->str_cur = 256;
- st[sp]->str_pok = 1;
- fd = fileno(stio->ifp);
- switch (optype) {
- case O_GETSOCKNAME:
- if (getsockname(fd, st[sp]->str_ptr, (int*)&st[sp]->str_cur) < 0)
- goto nuts2;
- break;
- case O_GETPEERNAME:
- if (getpeername(fd, st[sp]->str_ptr, (int*)&st[sp]->str_cur) < 0)
- goto nuts2;
- break;
- }
-
- return sp;
-
-nuts:
- if (dowarn)
- warn("get{sock,peer}name() on closed fd");
- errno = EBADF;
-nuts2:
- st[sp] = &str_undef;
- return sp;
-
-}
-
-int
-do_ghent(which,gimme,arglast)
-int which;
-int gimme;
-int *arglast;
-{
- register ARRAY *ary = stack;
- register int sp = arglast[0];
- register char **elem;
- register STR *str;
- struct hostent *gethostbyname();
- struct hostent *gethostbyaddr();
-#ifdef HAS_GETHOSTENT
- struct hostent *gethostent();
-#endif
- struct hostent *hent;
- unsigned long len;
-
- if (which == O_GHBYNAME) {
- char *name = str_get(ary->ary_array[sp+1]);
-
- hent = gethostbyname(name);
- }
- else if (which == O_GHBYADDR) {
- STR *addrstr = ary->ary_array[sp+1];
- int addrtype = (int)str_gnum(ary->ary_array[sp+2]);
- char *addr = str_get(addrstr);
-
- hent = gethostbyaddr(addr,addrstr->str_cur,addrtype);
- }
- else
-#ifdef HAS_GETHOSTENT
- hent = gethostent();
-#else
- fatal("gethostent not implemented");
-#endif
-
-#ifdef HOST_NOT_FOUND
- if (!hent)
- statusvalue = (unsigned short)h_errno & 0xffff;
-#endif
-
- if (gimme != G_ARRAY) {
- astore(ary, ++sp, str = str_mortal(&str_undef));
- if (hent) {
- if (which == O_GHBYNAME) {
-#ifdef h_addr
- str_nset(str, *hent->h_addr, hent->h_length);
-#else
- str_nset(str, hent->h_addr, hent->h_length);
-#endif
- }
- else
- str_set(str, hent->h_name);
- }
- return sp;
- }
-
- if (hent) {
-#ifndef lint
- (void)astore(ary, ++sp, str = str_mortal(&str_no));
- str_set(str, hent->h_name);
- (void)astore(ary, ++sp, str = str_mortal(&str_no));
- for (elem = hent->h_aliases; *elem; elem++) {
- str_cat(str, *elem);
- if (elem[1])
- str_ncat(str," ",1);
- }
- (void)astore(ary, ++sp, str = str_mortal(&str_no));
- str_numset(str, (double)hent->h_addrtype);
- (void)astore(ary, ++sp, str = str_mortal(&str_no));
- len = hent->h_length;
- str_numset(str, (double)len);
-#ifdef h_addr
- for (elem = hent->h_addr_list; *elem; elem++) {
- (void)astore(ary, ++sp, str = str_mortal(&str_no));
- str_nset(str, *elem, len);
- }
-#else
- (void)astore(ary, ++sp, str = str_mortal(&str_no));
- str_nset(str, hent->h_addr, len);
-#endif /* h_addr */
-#else /* lint */
- elem = Nullch;
- elem = elem;
- (void)astore(ary, ++sp, str_mortal(&str_no));
-#endif /* lint */
- }
-
- return sp;
-}
-
-int
-do_gnent(which,gimme,arglast)
-int which;
-int gimme;
-int *arglast;
-{
- register ARRAY *ary = stack;
- register int sp = arglast[0];
- register char **elem;
- register STR *str;
- struct netent *getnetbyname();
- struct netent *getnetbyaddr();
- struct netent *getnetent();
- struct netent *nent;
-
- if (which == O_GNBYNAME) {
- char *name = str_get(ary->ary_array[sp+1]);
-
- nent = getnetbyname(name);
- }
- else if (which == O_GNBYADDR) {
- unsigned long addr = U_L(str_gnum(ary->ary_array[sp+1]));
- int addrtype = (int)str_gnum(ary->ary_array[sp+2]);
-
- nent = getnetbyaddr((long)addr,addrtype);
- }
- else
- nent = getnetent();
-
- if (gimme != G_ARRAY) {
- astore(ary, ++sp, str = str_mortal(&str_undef));
- if (nent) {
- if (which == O_GNBYNAME)
- str_numset(str, (double)nent->n_net);
- else
- str_set(str, nent->n_name);
- }
- return sp;
- }
-
- if (nent) {
-#ifndef lint
- (void)astore(ary, ++sp, str = str_mortal(&str_no));
- str_set(str, nent->n_name);
- (void)astore(ary, ++sp, str = str_mortal(&str_no));
- for (elem = nent->n_aliases; *elem; elem++) {
- str_cat(str, *elem);
- if (elem[1])
- str_ncat(str," ",1);
- }
- (void)astore(ary, ++sp, str = str_mortal(&str_no));
- str_numset(str, (double)nent->n_addrtype);
- (void)astore(ary, ++sp, str = str_mortal(&str_no));
- str_numset(str, (double)nent->n_net);
-#else /* lint */
- elem = Nullch;
- elem = elem;
- (void)astore(ary, ++sp, str_mortal(&str_no));
-#endif /* lint */
- }
-
- return sp;
-}
-
-int
-do_gpent(which,gimme,arglast)
-int which;
-int gimme;
-int *arglast;
-{
- register ARRAY *ary = stack;
- register int sp = arglast[0];
- register char **elem;
- register STR *str;
- struct protoent *getprotobyname();
- struct protoent *getprotobynumber();
- struct protoent *getprotoent();
- struct protoent *pent;
-
- if (which == O_GPBYNAME) {
- char *name = str_get(ary->ary_array[sp+1]);
-
- pent = getprotobyname(name);
- }
- else if (which == O_GPBYNUMBER) {
- int proto = (int)str_gnum(ary->ary_array[sp+1]);
-
- pent = getprotobynumber(proto);
- }
- else
- pent = getprotoent();
-
- if (gimme != G_ARRAY) {
- astore(ary, ++sp, str = str_mortal(&str_undef));
- if (pent) {
- if (which == O_GPBYNAME)
- str_numset(str, (double)pent->p_proto);
- else
- str_set(str, pent->p_name);
- }
- return sp;
- }
-
- if (pent) {
-#ifndef lint
- (void)astore(ary, ++sp, str = str_mortal(&str_no));
- str_set(str, pent->p_name);
- (void)astore(ary, ++sp, str = str_mortal(&str_no));
- for (elem = pent->p_aliases; *elem; elem++) {
- str_cat(str, *elem);
- if (elem[1])
- str_ncat(str," ",1);
- }
- (void)astore(ary, ++sp, str = str_mortal(&str_no));
- str_numset(str, (double)pent->p_proto);
-#else /* lint */
- elem = Nullch;
- elem = elem;
- (void)astore(ary, ++sp, str_mortal(&str_no));
-#endif /* lint */
- }
-
- return sp;
-}
-
-int
-do_gsent(which,gimme,arglast)
-int which;
-int gimme;
-int *arglast;
-{
- register ARRAY *ary = stack;
- register int sp = arglast[0];
- register char **elem;
- register STR *str;
- struct servent *getservbyname();
- struct servent *getservbynumber();
- struct servent *getservent();
- struct servent *sent;
-
- if (which == O_GSBYNAME) {
- char *name = str_get(ary->ary_array[sp+1]);
- char *proto = str_get(ary->ary_array[sp+2]);
-
- if (proto && !*proto)
- proto = Nullch;
-
- sent = getservbyname(name,proto);
- }
- else if (which == O_GSBYPORT) {
- int port = (int)str_gnum(ary->ary_array[sp+1]);
- char *proto = str_get(ary->ary_array[sp+2]);
-
- sent = getservbyport(port,proto);
- }
- else
- sent = getservent();
-
- if (gimme != G_ARRAY) {
- astore(ary, ++sp, str = str_mortal(&str_undef));
- if (sent) {
- if (which == O_GSBYNAME) {
-#ifdef HAS_NTOHS
- str_numset(str, (double)ntohs(sent->s_port));
-#else
- str_numset(str, (double)(sent->s_port));
-#endif
- }
- else
- str_set(str, sent->s_name);
- }
- return sp;
- }
-
- if (sent) {
-#ifndef lint
- (void)astore(ary, ++sp, str = str_mortal(&str_no));
- str_set(str, sent->s_name);
- (void)astore(ary, ++sp, str = str_mortal(&str_no));
- for (elem = sent->s_aliases; *elem; elem++) {
- str_cat(str, *elem);
- if (elem[1])
- str_ncat(str," ",1);
- }
- (void)astore(ary, ++sp, str = str_mortal(&str_no));
-#ifdef HAS_NTOHS
- str_numset(str, (double)ntohs(sent->s_port));
-#else
- str_numset(str, (double)(sent->s_port));
-#endif
- (void)astore(ary, ++sp, str = str_mortal(&str_no));
- str_set(str, sent->s_proto);
-#else /* lint */
- elem = Nullch;
- elem = elem;
- (void)astore(ary, ++sp, str_mortal(&str_no));
-#endif /* lint */
- }
-
- return sp;
-}
-
-#endif /* HAS_SOCKET */
-
-#ifdef HAS_SELECT
-int
-do_select(gimme,arglast)
-int gimme;
-int *arglast;
-{
- register STR **st = stack->ary_array;
- register int sp = arglast[0];
- register int i;
- register int j;
- register char *s;
- register STR *str;
- double value;
- int maxlen = 0;
- int nfound;
- struct timeval timebuf;
- struct timeval *tbuf = &timebuf;
- int growsize;
-#if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678
- int masksize;
- int offset;
- char *fd_sets[4];
- int k;
-
-#if BYTEORDER & 0xf0000
-#define ORDERBYTE (0x88888888 - BYTEORDER)
-#else
-#define ORDERBYTE (0x4444 - BYTEORDER)
-#endif
-
-#endif
-
- for (i = 1; i <= 3; i++) {
- j = st[sp+i]->str_cur;
- if (maxlen < j)
- maxlen = j;
- }
-
-#if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678
- growsize = maxlen; /* little endians can use vecs directly */
-#else
-#ifdef NFDBITS
-
-#ifndef NBBY
-#define NBBY 8
-#endif
-
- masksize = NFDBITS / NBBY;
-#else
- masksize = sizeof(long); /* documented int, everyone seems to use long */
-#endif
- growsize = maxlen + (masksize - (maxlen % masksize));
- Zero(&fd_sets[0], 4, char*);
-#endif
-
- for (i = 1; i <= 3; i++) {
- str = st[sp+i];
- j = str->str_len;
- if (j < growsize) {
- if (str->str_pok) {
- Str_Grow(str,growsize);
- s = str_get(str) + j;
- while (++j <= growsize) {
- *s++ = '\0';
- }
- }
- else if (str->str_ptr) {
- Safefree(str->str_ptr);
- str->str_ptr = Nullch;
- }
- }
-#if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678
- s = str->str_ptr;
- if (s) {
- New(403, fd_sets[i], growsize, char);
- for (offset = 0; offset < growsize; offset += masksize) {
- for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4))
- fd_sets[i][j+offset] = s[(k % masksize) + offset];
- }
- }
-#endif
- }
- str = st[sp+4];
- if (str->str_nok || str->str_pok) {
- value = str_gnum(str);
- if (value < 0.0)
- value = 0.0;
- timebuf.tv_sec = (long)value;
- value -= (double)timebuf.tv_sec;
- timebuf.tv_usec = (long)(value * 1000000.0);
- }
- else
- tbuf = Null(struct timeval*);
-
-#if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678
- nfound = select(
- maxlen * 8,
- st[sp+1]->str_ptr,
- st[sp+2]->str_ptr,
- st[sp+3]->str_ptr,
- tbuf);
-#else
- nfound = select(
- maxlen * 8,
- fd_sets[1],
- fd_sets[2],
- fd_sets[3],
- tbuf);
- for (i = 1; i <= 3; i++) {
- if (fd_sets[i]) {
- str = st[sp+i];
- s = str->str_ptr;
- for (offset = 0; offset < growsize; offset += masksize) {
- for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4))
- s[(k % masksize) + offset] = fd_sets[i][j+offset];
- }
- Safefree(fd_sets[i]);
- }
- }
-#endif
-
- st[++sp] = str_mortal(&str_no);
- str_numset(st[sp], (double)nfound);
- if (gimme == G_ARRAY && tbuf) {
- value = (double)(timebuf.tv_sec) +
- (double)(timebuf.tv_usec) / 1000000.0;
- st[++sp] = str_mortal(&str_no);
- str_numset(st[sp], value);
- }
- return sp;
-}
-#endif /* SELECT */
-
-#ifdef HAS_SOCKET
-int
-do_spair(stab1, stab2, arglast)
-STAB *stab1;
-STAB *stab2;
-int *arglast;
-{
- register STR **st = stack->ary_array;
- register int sp = arglast[2];
- register STIO *stio1;
- register STIO *stio2;
- int domain, type, protocol, fd[2];
-
- if (!stab1 || !stab2)
- return FALSE;
-
- stio1 = stab_io(stab1);
- stio2 = stab_io(stab2);
- if (!stio1)
- stio1 = stab_io(stab1) = stio_new();
- else if (stio1->ifp)
- do_close(stab1,FALSE);
- if (!stio2)
- stio2 = stab_io(stab2) = stio_new();
- else if (stio2->ifp)
- do_close(stab2,FALSE);
-
- domain = (int)str_gnum(st[++sp]);
- type = (int)str_gnum(st[++sp]);
- protocol = (int)str_gnum(st[++sp]);
-#ifdef TAINT
- taintproper("Insecure dependency in socketpair");
-#endif
-#ifdef HAS_SOCKETPAIR
- if (socketpair(domain,type,protocol,fd) < 0)
- return FALSE;
-#else
- fatal("Socketpair unimplemented");
-#endif
- stio1->ifp = fdopen(fd[0], "r");
- stio1->ofp = fdopen(fd[0], "w");
- stio1->type = 's';
- stio2->ifp = fdopen(fd[1], "r");
- stio2->ofp = fdopen(fd[1], "w");
- stio2->type = 's';
- if (!stio1->ifp || !stio1->ofp || !stio2->ifp || !stio2->ofp) {
- if (stio1->ifp) fclose(stio1->ifp);
- if (stio1->ofp) fclose(stio1->ofp);
- if (!stio1->ifp && !stio1->ofp) close(fd[0]);
- if (stio2->ifp) fclose(stio2->ifp);
- if (stio2->ofp) fclose(stio2->ofp);
- if (!stio2->ifp && !stio2->ofp) close(fd[1]);
- return FALSE;
- }
-
- return TRUE;
-}
-
-#endif /* HAS_SOCKET */
-
-int
-do_gpwent(which,gimme,arglast)
-int which;
-int gimme;
-int *arglast;
-{
-#ifdef I_PWD
- register ARRAY *ary = stack;
- register int sp = arglast[0];
- register STR *str;
- struct passwd *getpwnam();
- struct passwd *getpwuid();
- struct passwd *getpwent();
- struct passwd *pwent;
-
- if (which == O_GPWNAM) {
- char *name = str_get(ary->ary_array[sp+1]);
-
- pwent = getpwnam(name);
- }
- else if (which == O_GPWUID) {
- int uid = (int)str_gnum(ary->ary_array[sp+1]);
-
- pwent = getpwuid(uid);
- }
- else
- pwent = getpwent();
-
- if (gimme != G_ARRAY) {
- astore(ary, ++sp, str = str_mortal(&str_undef));
- if (pwent) {
- if (which == O_GPWNAM)
- str_numset(str, (double)pwent->pw_uid);
- else
- str_set(str, pwent->pw_name);
- }
- return sp;
- }
-
- if (pwent) {
- (void)astore(ary, ++sp, str = str_mortal(&str_no));
- str_set(str, pwent->pw_name);
- (void)astore(ary, ++sp, str = str_mortal(&str_no));
- str_set(str, pwent->pw_passwd);
- (void)astore(ary, ++sp, str = str_mortal(&str_no));
- str_numset(str, (double)pwent->pw_uid);
- (void)astore(ary, ++sp, str = str_mortal(&str_no));
- str_numset(str, (double)pwent->pw_gid);
- (void)astore(ary, ++sp, str = str_mortal(&str_no));
-#ifdef PWCHANGE
- str_numset(str, (double)pwent->pw_change);
-#else
-#ifdef PWQUOTA
- str_numset(str, (double)pwent->pw_quota);
-#else
-#ifdef PWAGE
- str_set(str, pwent->pw_age);
-#endif
-#endif
-#endif
- (void)astore(ary, ++sp, str = str_mortal(&str_no));
-#ifdef PWCLASS
- str_set(str,pwent->pw_class);
-#else
-#ifdef PWCOMMENT
- str_set(str, pwent->pw_comment);
-#endif
-#endif
- (void)astore(ary, ++sp, str = str_mortal(&str_no));
- str_set(str, pwent->pw_gecos);
- (void)astore(ary, ++sp, str = str_mortal(&str_no));
- str_set(str, pwent->pw_dir);
- (void)astore(ary, ++sp, str = str_mortal(&str_no));
- str_set(str, pwent->pw_shell);
-#ifdef PWEXPIRE
- (void)astore(ary, ++sp, str = str_mortal(&str_no));
- str_numset(str, (double)pwent->pw_expire);
-#endif
- }
-
- return sp;
-#else
- fatal("password routines not implemented");
-#endif
-}
-
-int
-do_ggrent(which,gimme,arglast)
-int which;
-int gimme;
-int *arglast;
-{
-#ifdef I_GRP
- register ARRAY *ary = stack;
- register int sp = arglast[0];
- register char **elem;
- register STR *str;
- struct group *getgrnam();
- struct group *getgrgid();
- struct group *getgrent();
- struct group *grent;
-
- if (which == O_GGRNAM) {
- char *name = str_get(ary->ary_array[sp+1]);
-
- grent = getgrnam(name);
- }
- else if (which == O_GGRGID) {
- int gid = (int)str_gnum(ary->ary_array[sp+1]);
-
- grent = getgrgid(gid);
- }
- else
- grent = getgrent();
-
- if (gimme != G_ARRAY) {
- astore(ary, ++sp, str = str_mortal(&str_undef));
- if (grent) {
- if (which == O_GGRNAM)
- str_numset(str, (double)grent->gr_gid);
- else
- str_set(str, grent->gr_name);
- }
- return sp;
- }
-
- if (grent) {
- (void)astore(ary, ++sp, str = str_mortal(&str_no));
- str_set(str, grent->gr_name);
- (void)astore(ary, ++sp, str = str_mortal(&str_no));
- str_set(str, grent->gr_passwd);
- (void)astore(ary, ++sp, str = str_mortal(&str_no));
- str_numset(str, (double)grent->gr_gid);
- (void)astore(ary, ++sp, str = str_mortal(&str_no));
- for (elem = grent->gr_mem; *elem; elem++) {
- str_cat(str, *elem);
- if (elem[1])
- str_ncat(str," ",1);
- }
- }
-
- return sp;
-#else
- fatal("group routines not implemented");
-#endif
-}
-
-int
-do_dirop(optype,stab,gimme,arglast)
-int optype;
-STAB *stab;
-int gimme;
-int *arglast;
-{
-#if defined(DIRENT) && defined(HAS_READDIR)
- register ARRAY *ary = stack;
- register STR **st = ary->ary_array;
- register int sp = arglast[1];
- register STIO *stio;
- long along;
-#ifndef apollo
- struct DIRENT *readdir();
-#endif
- register struct DIRENT *dp;
-
- if (!stab)
- goto nope;
- if (!(stio = stab_io(stab)))
- stio = stab_io(stab) = stio_new();
- if (!stio->dirp && optype != O_OPEN_DIR)
- goto nope;
- st[sp] = &str_yes;
- switch (optype) {
- case O_OPEN_DIR:
- if (stio->dirp)
- closedir(stio->dirp);
- if (!(stio->dirp = opendir(str_get(st[sp+1]))))
- goto nope;
- break;
- case O_READDIR:
- if (gimme == G_ARRAY) {
- --sp;
- /*SUPPRESS 560*/
- while (dp = readdir(stio->dirp)) {
-#ifdef DIRNAMLEN
- (void)astore(ary,++sp,
- str_2mortal(str_make(dp->d_name,dp->d_namlen)));
-#else
- (void)astore(ary,++sp,
- str_2mortal(str_make(dp->d_name,0)));
-#endif
- }
- }
- else {
- if (!(dp = readdir(stio->dirp)))
- goto nope;
- st[sp] = str_mortal(&str_undef);
-#ifdef DIRNAMLEN
- str_nset(st[sp], dp->d_name, dp->d_namlen);
-#else
- str_set(st[sp], dp->d_name);
-#endif
- }
- break;
-#if defined(HAS_TELLDIR) || defined(telldir)
- case O_TELLDIR: {
-#ifndef telldir
- long telldir();
-#endif
- st[sp] = str_mortal(&str_undef);
- str_numset(st[sp], (double)telldir(stio->dirp));
- break;
- }
-#endif
-#if defined(HAS_SEEKDIR) || defined(seekdir)
- case O_SEEKDIR:
- st[sp] = str_mortal(&str_undef);
- along = (long)str_gnum(st[sp+1]);
- (void)seekdir(stio->dirp,along);
- break;
-#endif
-#if defined(HAS_REWINDDIR) || defined(rewinddir)
- case O_REWINDDIR:
- st[sp] = str_mortal(&str_undef);
- (void)rewinddir(stio->dirp);
- break;
-#endif
- case O_CLOSEDIR:
- st[sp] = str_mortal(&str_undef);
- (void)closedir(stio->dirp);
- stio->dirp = 0;
- break;
- default:
- goto phooey;
- }
- return sp;
-
-nope:
- st[sp] = &str_undef;
- if (!errno)
- errno = EBADF;
- return sp;
-
-#endif
-phooey:
- fatal("Unimplemented directory operation");
-}
-
-int
-apply(type,arglast)
-int type;
-int *arglast;
-{
- register STR **st = stack->ary_array;
- register int sp = arglast[1];
- register int items = arglast[2] - sp;
- register int val;
- register int val2;
- register int tot = 0;
+ register I32 val;
+ register I32 val2;
+ register I32 tot = 0;
char *s;
+ SV **oldmark = mark;
#ifdef TAINT
- for (st += ++sp; items--; st++)
- tainted |= (*st)->str_tainted;
- st = stack->ary_array;
- sp = arglast[1];
- items = arglast[2] - sp;
+ while (++mark <= sp)
+ TAINT_IF((*mark)->sv_tainted);
+ mark = oldmark;
#endif
switch (type) {
- case O_CHMOD:
-#ifdef TAINT
- taintproper("Insecure dependency in chmod");
-#endif
- if (--items > 0) {
- tot = items;
- val = (int)str_gnum(st[++sp]);
- while (items--) {
- if (chmod(str_get(st[++sp]),val))
+ case OP_CHMOD:
+ TAINT_PROPER("chmod");
+ if (++mark <= sp) {
+ tot = sp - mark;
+ val = SvIVnx(*mark);
+ while (++mark <= sp) {
+ if (chmod(SvPVnx(*mark),val))
tot--;
}
}
break;
#ifdef HAS_CHOWN
- case O_CHOWN:
-#ifdef TAINT
- taintproper("Insecure dependency in chown");
-#endif
- if (items > 2) {
- items -= 2;
- tot = items;
- val = (int)str_gnum(st[++sp]);
- val2 = (int)str_gnum(st[++sp]);
- while (items--) {
- if (chown(str_get(st[++sp]),val,val2))
+ case OP_CHOWN:
+ TAINT_PROPER("chown");
+ if (sp - mark > 2) {
+ tot = sp - mark;
+ val = SvIVnx(*++mark);
+ val2 = SvIVnx(*++mark);
+ while (++mark <= sp) {
+ if (chown(SvPVnx(*mark),val,val2))
tot--;
}
}
break;
#endif
#ifdef HAS_KILL
- case O_KILL:
-#ifdef TAINT
- taintproper("Insecure dependency in kill");
-#endif
- if (--items > 0) {
- tot = items;
- s = str_get(st[++sp]);
- if (isUPPER(*s)) {
- if (*s == 'S' && s[1] == 'I' && s[2] == 'G')
- s += 3;
- if (!(val = whichsig(s)))
- fatal("Unrecognized signal name \"%s\"",s);
- }
- else
- val = (int)str_gnum(st[sp]);
- if (val < 0) {
- val = -val;
- while (items--) {
- int proc = (int)str_gnum(st[++sp]);
+ case OP_KILL:
+ TAINT_PROPER("kill");
+ s = SvPVnx(*++mark);
+ tot = sp - mark;
+ if (isUPPER(*s)) {
+ if (*s == 'S' && s[1] == 'I' && s[2] == 'G')
+ s += 3;
+ if (!(val = whichsig(s)))
+ fatal("Unrecognized signal name \"%s\"",s);
+ }
+ else
+ val = SvIVnx(*mark);
+ if (val < 0) {
+ val = -val;
+ while (++mark <= sp) {
+ I32 proc = SvIVnx(*mark);
#ifdef HAS_KILLPG
- if (killpg(proc,val)) /* BSD */
+ if (killpg(proc,val)) /* BSD */
#else
- if (kill(-proc,val)) /* SYSV */
+ if (kill(-proc,val)) /* SYSV */
#endif
- tot--;
- }
+ tot--;
}
- else {
- while (items--) {
- if (kill((int)(str_gnum(st[++sp])),val))
- tot--;
- }
+ }
+ else {
+ while (++mark <= sp) {
+ if (kill(SvIVnx(*mark),val))
+ tot--;
}
}
break;
#endif
- case O_UNLINK:
-#ifdef TAINT
- taintproper("Insecure dependency in unlink");
-#endif
- tot = items;
- while (items--) {
- s = str_get(st[++sp]);
+ case OP_UNLINK:
+ TAINT_PROPER("unlink");
+ tot = sp - mark;
+ while (++mark <= sp) {
+ s = SvPVnx(*mark);
if (euid || unsafe) {
if (UNLINK(s))
tot--;
@@ -2541,11 +1165,9 @@ int *arglast;
}
}
break;
- case O_UTIME:
-#ifdef TAINT
- taintproper("Insecure dependency in utime");
-#endif
- if (items > 2) {
+ case OP_UTIME:
+ TAINT_PROPER("utime");
+ if (sp - mark > 2) {
#ifdef I_UTIME
struct utimbuf utbuf;
#else
@@ -2556,19 +1178,16 @@ int *arglast;
#endif
Zero(&utbuf, sizeof utbuf, char);
- utbuf.actime = (long)str_gnum(st[++sp]); /* time accessed */
- utbuf.modtime = (long)str_gnum(st[++sp]); /* time modified */
- items -= 2;
-#ifndef lint
- tot = items;
- while (items--) {
- if (utime(str_get(st[++sp]),&utbuf))
+ utbuf.actime = SvIVnx(*++mark); /* time accessed */
+ utbuf.modtime = SvIVnx(*++mark); /* time modified */
+ tot = sp - mark;
+ while (++mark <= sp) {
+ if (utime(SvPVnx(*mark),&utbuf))
tot--;
}
-#endif
}
else
- items = 0;
+ tot = 0;
break;
}
return tot;
@@ -2576,10 +1195,10 @@ int *arglast;
/* Do the permissions allow some operation? Assumes statcache already set. */
-int
+I32
cando(bit, effective, statbufp)
-int bit;
-int effective;
+I32 bit;
+I32 effective;
register struct stat *statbufp;
{
#ifdef DOSISH
@@ -2620,7 +1239,7 @@ register struct stat *statbufp;
if (statbufp->st_mode & bit)
return TRUE; /* ok as "user" */
}
- else if (ingroup((int)statbufp->st_gid,effective)) {
+ else if (ingroup((I32)statbufp->st_gid,effective)) {
if (statbufp->st_mode & bit >> 3)
return TRUE; /* ok as "group" */
}
@@ -2630,10 +1249,10 @@ register struct stat *statbufp;
#endif /* ! MSDOS */
}
-int
+I32
ingroup(testgid,effective)
-int testgid;
-int effective;
+I32 testgid;
+I32 effective;
{
if (testgid == (effective ? egid : gid))
return TRUE;
@@ -2643,7 +1262,7 @@ int effective;
#endif
{
GROUPSTYPE gary[NGROUPS];
- int anum;
+ I32 anum;
anum = getgroups(NGROUPS,gary);
while (--anum >= 0)
@@ -2656,77 +1275,74 @@ int effective;
#if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM)
-int
-do_ipcget(optype, arglast)
-int optype;
-int *arglast;
+I32
+do_ipcget(optype, mark, sp)
+I32 optype;
+SV **mark;
+SV **sp;
{
- register STR **st = stack->ary_array;
- register int sp = arglast[0];
key_t key;
- int n, flags;
+ I32 n, flags;
- key = (key_t)str_gnum(st[++sp]);
- n = (optype == O_MSGGET) ? 0 : (int)str_gnum(st[++sp]);
- flags = (int)str_gnum(st[++sp]);
+ key = (key_t)SvNVnx(*++mark);
+ n = (optype == OP_MSGGET) ? 0 : SvIVnx(*++mark);
+ flags = SvIVnx(*++mark);
errno = 0;
switch (optype)
{
#ifdef HAS_MSG
- case O_MSGGET:
+ case OP_MSGGET:
return msgget(key, flags);
#endif
#ifdef HAS_SEM
- case O_SEMGET:
+ case OP_SEMGET:
return semget(key, n, flags);
#endif
#ifdef HAS_SHM
- case O_SHMGET:
+ case OP_SHMGET:
return shmget(key, n, flags);
#endif
#if !defined(HAS_MSG) || !defined(HAS_SEM) || !defined(HAS_SHM)
default:
- fatal("%s not implemented", opname[optype]);
+ fatal("%s not implemented", op_name[optype]);
#endif
}
return -1; /* should never happen */
}
-int
-do_ipcctl(optype, arglast)
-int optype;
-int *arglast;
+I32
+do_ipcctl(optype, mark, sp)
+I32 optype;
+SV **mark;
+SV **sp;
{
- register STR **st = stack->ary_array;
- register int sp = arglast[0];
- STR *astr;
+ SV *astr;
char *a;
- int id, n, cmd, infosize, getinfo, ret;
-
- id = (int)str_gnum(st[++sp]);
- n = (optype == O_SEMCTL) ? (int)str_gnum(st[++sp]) : 0;
- cmd = (int)str_gnum(st[++sp]);
- astr = st[++sp];
+ I32 id, n, cmd, infosize, getinfo, ret;
+ id = SvIVnx(*++mark);
+ n = (optype == OP_SEMCTL) ? SvIVnx(*++mark) : 0;
+ cmd = SvIVnx(*++mark);
+ astr = *++mark;
infosize = 0;
getinfo = (cmd == IPC_STAT);
switch (optype)
{
#ifdef HAS_MSG
- case O_MSGCTL:
+ case OP_MSGCTL:
if (cmd == IPC_STAT || cmd == IPC_SET)
infosize = sizeof(struct msqid_ds);
break;
#endif
#ifdef HAS_SHM
- case O_SHMCTL:
+ case OP_SHMCTL:
if (cmd == IPC_STAT || cmd == IPC_SET)
infosize = sizeof(struct shmid_ds);
break;
#endif
#ifdef HAS_SEM
- case O_SEMCTL:
+ case OP_SEMCTL:
if (cmd == IPC_STAT || cmd == IPC_SET)
infosize = sizeof(struct semid_ds);
else if (cmd == GETALL || cmd == SETALL)
@@ -2743,7 +1359,7 @@ int *arglast;
#endif
#if !defined(HAS_MSG) || !defined(HAS_SEM) || !defined(HAS_SHM)
default:
- fatal("%s not implemented", opname[optype]);
+ fatal("%s not implemented", op_name[optype]);
#endif
}
@@ -2751,13 +1367,13 @@ int *arglast;
{
if (getinfo)
{
- STR_GROW(astr, infosize+1);
- a = str_get(astr);
+ SvGROW(astr, infosize+1);
+ a = SvPVn(astr);
}
else
{
- a = str_get(astr);
- if (astr->str_cur != infosize)
+ a = SvPVn(astr);
+ if (SvCUR(astr) != infosize)
{
errno = EINVAL;
return -1;
@@ -2766,51 +1382,50 @@ int *arglast;
}
else
{
- int i = (int)str_gnum(astr);
+ I32 i = SvIVn(astr);
a = (char *)i; /* ouch */
}
errno = 0;
switch (optype)
{
#ifdef HAS_MSG
- case O_MSGCTL:
+ case OP_MSGCTL:
ret = msgctl(id, cmd, (struct msqid_ds *)a);
break;
#endif
#ifdef HAS_SEM
- case O_SEMCTL:
- ret = semctl(id, n, cmd, a);
+ case OP_SEMCTL:
+ ret = semctl(id, n, cmd, (struct semid_ds *)a);
break;
#endif
#ifdef HAS_SHM
- case O_SHMCTL:
+ case OP_SHMCTL:
ret = shmctl(id, cmd, (struct shmid_ds *)a);
break;
#endif
}
if (getinfo && ret >= 0) {
- astr->str_cur = infosize;
- astr->str_ptr[infosize] = '\0';
+ SvCUR_set(astr, infosize);
+ *SvEND(astr) = '\0';
}
return ret;
}
-int
-do_msgsnd(arglast)
-int *arglast;
+I32
+do_msgsnd(mark, sp)
+SV **mark;
+SV **sp;
{
#ifdef HAS_MSG
- register STR **st = stack->ary_array;
- register int sp = arglast[0];
- STR *mstr;
+ SV *mstr;
char *mbuf;
- int id, msize, flags;
+ I32 id, msize, flags;
- id = (int)str_gnum(st[++sp]);
- mstr = st[++sp];
- flags = (int)str_gnum(st[++sp]);
- mbuf = str_get(mstr);
- if ((msize = mstr->str_cur - sizeof(long)) < 0) {
+ id = SvIVnx(*++mark);
+ mstr = *++mark;
+ flags = SvIVnx(*++mark);
+ mbuf = SvPVn(mstr);
+ if ((msize = SvCUR(mstr) - sizeof(long)) < 0) {
errno = EINVAL;
return -1;
}
@@ -2821,33 +1436,32 @@ int *arglast;
#endif
}
-int
-do_msgrcv(arglast)
-int *arglast;
+I32
+do_msgrcv(mark, sp)
+SV **mark;
+SV **sp;
{
#ifdef HAS_MSG
- register STR **st = stack->ary_array;
- register int sp = arglast[0];
- STR *mstr;
+ SV *mstr;
char *mbuf;
long mtype;
- int id, msize, flags, ret;
-
- id = (int)str_gnum(st[++sp]);
- mstr = st[++sp];
- msize = (int)str_gnum(st[++sp]);
- mtype = (long)str_gnum(st[++sp]);
- flags = (int)str_gnum(st[++sp]);
- mbuf = str_get(mstr);
- if (mstr->str_cur < sizeof(long)+msize+1) {
- STR_GROW(mstr, sizeof(long)+msize+1);
- mbuf = str_get(mstr);
+ I32 id, msize, flags, ret;
+
+ id = SvIVnx(*++mark);
+ mstr = *++mark;
+ msize = SvIVnx(*++mark);
+ mtype = (long)SvIVnx(*++mark);
+ flags = SvIVnx(*++mark);
+ mbuf = SvPVn(mstr);
+ if (SvCUR(mstr) < sizeof(long)+msize+1) {
+ SvGROW(mstr, sizeof(long)+msize+1);
+ mbuf = SvPVn(mstr);
}
errno = 0;
ret = msgrcv(id, (struct msgbuf *)mbuf, msize, mtype, flags);
if (ret >= 0) {
- mstr->str_cur = sizeof(long)+ret;
- mstr->str_ptr[sizeof(long)+ret] = '\0';
+ SvCUR_set(mstr, sizeof(long)+ret);
+ *SvEND(mstr) = '\0';
}
return ret;
#else
@@ -2855,21 +1469,20 @@ int *arglast;
#endif
}
-int
-do_semop(arglast)
-int *arglast;
+I32
+do_semop(mark, sp)
+SV **mark;
+SV **sp;
{
#ifdef HAS_SEM
- register STR **st = stack->ary_array;
- register int sp = arglast[0];
- STR *opstr;
+ SV *opstr;
char *opbuf;
- int id, opsize;
+ I32 id, opsize;
- id = (int)str_gnum(st[++sp]);
- opstr = st[++sp];
- opbuf = str_get(opstr);
- opsize = opstr->str_cur;
+ id = SvIVnx(*++mark);
+ opstr = *++mark;
+ opbuf = SvPVn(opstr);
+ opsize = SvCUR(opstr);
if (opsize < sizeof(struct sembuf)
|| (opsize % sizeof(struct sembuf)) != 0) {
errno = EINVAL;
@@ -2882,26 +1495,25 @@ int *arglast;
#endif
}
-int
-do_shmio(optype, arglast)
-int optype;
-int *arglast;
+I32
+do_shmio(optype, mark, sp)
+I32 optype;
+SV **mark;
+SV **sp;
{
#ifdef HAS_SHM
- register STR **st = stack->ary_array;
- register int sp = arglast[0];
- STR *mstr;
+ SV *mstr;
char *mbuf, *shm;
- int id, mpos, msize;
+ I32 id, mpos, msize;
struct shmid_ds shmds;
#ifndef VOIDSHMAT
extern char *shmat();
#endif
- id = (int)str_gnum(st[++sp]);
- mstr = st[++sp];
- mpos = (int)str_gnum(st[++sp]);
- msize = (int)str_gnum(st[++sp]);
+ id = SvIVnx(*++mark);
+ mstr = *++mark;
+ mpos = SvIVnx(*++mark);
+ msize = SvIVnx(*++mark);
errno = 0;
if (shmctl(id, IPC_STAT, &shmds) == -1)
return -1;
@@ -2909,23 +1521,23 @@ int *arglast;
errno = EFAULT; /* can't do as caller requested */
return -1;
}
- shm = (char*)shmat(id, (char*)NULL, (optype == O_SHMREAD) ? SHM_RDONLY : 0);
+ shm = (char*)shmat(id, (char*)NULL, (optype == OP_SHMREAD) ? SHM_RDONLY : 0);
if (shm == (char *)-1) /* I hate System V IPC, I really do */
return -1;
- mbuf = str_get(mstr);
- if (optype == O_SHMREAD) {
- if (mstr->str_cur < msize) {
- STR_GROW(mstr, msize+1);
- mbuf = str_get(mstr);
+ mbuf = SvPVn(mstr);
+ if (optype == OP_SHMREAD) {
+ if (SvCUR(mstr) < msize) {
+ SvGROW(mstr, msize+1);
+ mbuf = SvPVn(mstr);
}
Copy(shm + mpos, mbuf, msize, char);
- mstr->str_cur = msize;
- mstr->str_ptr[msize] = '\0';
+ SvCUR_set(mstr, msize);
+ *SvEND(mstr) = '\0';
}
else {
- int n;
+ I32 n;
- if ((n = mstr->str_cur) > msize)
+ if ((n = SvCUR(mstr)) > msize)
n = msize;
Copy(mbuf, shm + mpos, n, char);
if (n < msize)
View Lorry Controller Status