static char*
gl_nextdir(glob_t* gp, char* dir)
{
if (!(dir = gp->gl_nextpath))
dir = gp->gl_nextpath = stakcopy(pathbin());
switch (*gp->gl_nextpath)
{
case 0:
dir = 0;
break;
case ':':
while (*gp->gl_nextpath == ':')
gp->gl_nextpath++;
dir = ".";
break;
default:
while (*gp->gl_nextpath)
if (*gp->gl_nextpath++ == ':')
{
*(gp->gl_nextpath - 1) = 0;
break;
}
break;
}
return dir;
}
int ed_expand(Edit_t *ep, char outbuff[],int *cur,int *eol,int mode, int count)
{
struct comnod *comptr;
struct argnod *ap;
register char *out;
char *av[2], *begin , *dir=0;
int addstar=0, rval=0, var=0, strip=1;
int nomarkdirs = !sh_isoption(SH_MARKDIRS);
sh_onstate(SH_FCOMPLETE);
if(ep->e_nlist)
{
if(mode=='=' && count>0)
{
if(count> ep->e_nlist)
return(-1);
mode = '?';
av[0] = ep->e_clist[count-1];
av[1] = 0;
}
else
{
stakset(ep->e_stkptr,ep->e_stkoff);
ep->e_nlist = 0;
}
}
comptr = (struct comnod*)stakalloc(sizeof(struct comnod));
ap = (struct argnod*)stakseek(ARGVAL);
#if SHOPT_MULTIBYTE
{
register int c = *cur;
register genchar *cp;
/* adjust cur */
cp = (genchar *)outbuff + *cur;
c = *cp;
*cp = 0;
*cur = ed_external((genchar*)outbuff,(char*)stakptr(0));
*cp = c;
*eol = ed_external((genchar*)outbuff,outbuff);
}
#endif /* SHOPT_MULTIBYTE */
out = outbuff + *cur + (sh_isoption(SH_VI)!=0);
if(out[-1]=='"' || out[-1]=='\'')
{
rval = -(sh_isoption(SH_VI)!=0);
goto done;
}
comptr->comtyp = COMSCAN;
comptr->comarg = ap;
ap->argflag = (ARG_MAC|ARG_EXP);
ap->argnxt.ap = 0;
ap->argchn.cp = 0;
{
register int c;
char *last = out;
c = *(unsigned char*)out;
var = mode;
begin = out = find_begin(outbuff,last,0,&var);
/* addstar set to zero if * should not be added */
if(var=='$')
{
stakputs("${!");
stakwrite(out,last-out);
stakputs("@}");
out = last;
}
else
{
addstar = '*';
while(out < last)
{
c = *(unsigned char*)out;
if(isexp(c))
addstar = 0;
if (c == '/')
{
if(addstar == 0)
strip = 0;
dir = out+1;
}
stakputc(c);
out++;
}
}
if(mode=='?')
mode = '*';
if(var!='$' && mode=='\\' && out[-1]!='*')
addstar = '*';
if(*begin=='~' && !strchr(begin,'/'))
addstar = 0;
stakputc(addstar);
ap = (struct argnod*)stakfreeze(1);
}
if(mode!='*')
sh_onoption(SH_MARKDIRS);
{
register char **com;
char *cp=begin, *left=0, *saveout=".";
int nocase=0,narg,cmd_completion=0;
register int size='x';
while(cp>outbuff && ((size=cp[-1])==' ' || size=='\t'))
cp--;
if(!var && !strchr(ap->argval,'/') && (((cp==outbuff&&ep->sh->nextprompt==1) || (strchr(";&|(",size)) && (cp==outbuff+1||size=='('||cp[-2]!='>') && *begin!='~' )))
{
cmd_completion=1;
sh_onstate(SH_COMPLETE);
}
if(ep->e_nlist)
{
narg = 1;
com = av;
if(dir)
begin += (dir-begin);
}
else
{
com = sh_argbuild(ep->sh,&narg,comptr,0);
/* special handling for leading quotes */
if(begin>outbuff && (begin[-1]=='"' || begin[-1]=='\''))
begin--;
}
sh_offstate(SH_COMPLETE);
/* allow a search to be aborted */
if(ep->sh->trapnote&SH_SIGSET)
{
rval = -1;
goto done;
}
/* match? */
if (*com==0 || (narg <= 1 && (strcmp(ap->argval,*com)==0) || (addstar && com[0][strlen(*com)-1]=='*')))
{
rval = -1;
goto done;
}
if(mode=='\\' && out[-1]=='/' && narg>1)
mode = '=';
if(mode=='=')
{
if (strip && !cmd_completion)
{
register char **ptrcom;
for(ptrcom=com;*ptrcom;ptrcom++)
/* trim directory prefix */
*ptrcom = path_basename(*ptrcom);
}
sfputc(sfstderr,'\n');
sh_menu(sfstderr,narg,com);
sfsync(sfstderr);
ep->e_nlist = narg;
ep->e_clist = com;
goto done;
}
/* see if there is enough room */
size = *eol - (out-begin);
if(mode=='\\')
{
int c;
if(dir)
{
c = *dir;
*dir = 0;
saveout = begin;
}
if(saveout=astconf("PATH_ATTRIBUTES",saveout,(char*)0))
nocase = (strchr(saveout,'c')!=0);
if(dir)
*dir = c;
/* just expand until name is unique */
size += strlen(*com);
}
else
{
size += narg;
{
char **savcom = com;
while (*com)
size += strlen(cp=fmtx(*com++));
com = savcom;
}
}
/* see if room for expansion */
if(outbuff+size >= &outbuff[MAXLINE])
{
com[0] = ap->argval;
com[1] = 0;
}
/* save remainder of the buffer */
if(*out)
left=stakcopy(out);
if(cmd_completion && mode=='\\')
out = strcopy(begin,path_basename(cp= *com++));
else if(mode=='*')
{
if(ep->e_nlist && dir && var)
{
if(*cp==var)
cp++;
else
*begin++ = var;
out = strcopy(begin,cp);
var = 0;
}
else
out = strcopy(begin,fmtx(*com));
com++;
}
else
out = strcopy(begin,*com++);
if(mode=='\\')
{
saveout= ++out;
while (*com && *begin)
{
if(cmd_completion)
out = overlaid(begin,path_basename(*com++),nocase);
else
out = overlaid(begin,*com++,nocase);
}
mode = (out==saveout);
if(out[-1]==0)
out--;
if(mode && out[-1]!='/')
{
if(cmd_completion)
{
Namval_t *np;
/* add as tracked alias */
Pathcomp_t *pp;
if(*cp=='/' && (pp=path_dirfind(ep->sh->pathlist,cp,'/')) && (np=nv_search(begin,ep->sh->track_tree,NV_ADD)))
path_alias(np,pp);
out = strcopy(begin,cp);
}
/* add quotes if necessary */
if((cp=fmtx(begin))!=begin)
out = strcopy(begin,cp);
if(var=='$' && begin[-1]=='{')
*out = '}';
else
*out = ' ';
*++out = 0;
}
else if((cp=fmtx(begin))!=begin)
{
out = strcopy(begin,cp);
if(out[-1] =='"' || out[-1]=='\'')
*--out = 0;
}
if(*begin==0)
ed_ringbell();
}
else
{
while (*com)
{
*out++ = ' ';
out = strcopy(out,fmtx(*com++));
}
}
if(ep->e_nlist)
{
cp = com[-1];
if(cp[strlen(cp)-1]!='/')
{
if(var=='$' && begin[-1]=='{')
*out = '}';
else
*out = ' ';
out++;
}
else if(out[-1] =='"' || out[-1]=='\'')
out--;
*out = 0;
}
*cur = (out-outbuff);
/* restore rest of buffer */
if(left)
out = strcopy(out,left);
*eol = (out-outbuff);
}
done:
sh_offstate(SH_FCOMPLETE);
if(!ep->e_nlist)
stakset(ep->e_stkptr,ep->e_stkoff);
if(nomarkdirs)
sh_offoption(SH_MARKDIRS);
#if SHOPT_MULTIBYTE
{
register int c,n=0;
/* first re-adjust cur */
c = outbuff[*cur];
outbuff[*cur] = 0;
for(out=outbuff; *out;n++)
mbchar(out);
outbuff[*cur] = c;
*cur = n;
outbuff[*eol+1] = 0;
*eol = ed_internal(outbuff,(genchar*)outbuff);
}
#endif /* SHOPT_MULTIBYTE */
return(rval);
}
