1N/A#pragma prototyped

1N/A

1N/A#include "defs.h"

1N/A#include "variables.h"

1N/A#include <error.h>

1N/A#include <nval.h>

1N/A#include "builtins.h"

1N/A

1N/Astatic int infof(Opt_t* op, Sfio_t* sp, const char* s, Optdisc_t* dp)

1N/A{

1N/A Shell_t *shp = *(Shell_t**)(dp+1);

1N/A Stk_t *stkp = shp->stk;

1N/A if(nv_search(s,shp->fun_tree,0))

1N/A {

1N/A int savtop = stktell(stkp);

1N/A char *savptr = stkfreeze(stkp,0);

1N/A sfputc(stkp,'$');

1N/A sfputc(stkp,'(');

1N/A sfputr(stkp,s,')');

1N/A sfputr(sp,sh_mactry(shp,stkfreeze(stkp,1)),-1);

1N/A stkset(stkp,savptr,savtop);

1N/A }

1N/A return(1);

1N/A}

1N/A

1N/Aint b_getopts(int argc,char *argv[],void *extra)

1N/A{

1N/A register char *options=error_info.context->id;

1N/A register Namval_t *np;

1N/A register int flag, mode;

1N/A register Shell_t *shp = ((Shbltin_t*)extra)->shp;

1N/A char value[2], key[2];

1N/A int jmpval,extended;

1N/A volatile int r= -1;

1N/A struct checkpt buff, *pp;

1N/A struct {

1N/A Optdisc_t hdr;

1N/A Shell_t *sh;

1N/A } disc;

1N/A memset(&disc, 0, sizeof(disc));

1N/A disc.hdr.version = OPT_VERSION;

1N/A disc.hdr.infof = infof;

1N/A disc.sh = shp;

1N/A value[1] = 0;

1N/A key[1] = 0;

1N/A while((flag = optget(argv,sh_optgetopts))) switch(flag)

1N/A {

1N/A case 'a':

1N/A options = opt_info.arg;

1N/A break;

1N/A case ':':

1N/A errormsg(SH_DICT,2, "%s", opt_info.arg);

1N/A break;

1N/A case '?':

1N/A errormsg(SH_DICT,ERROR_usage(2), "%s", opt_info.arg);

1N/A break;

1N/A }

1N/A argv += opt_info.index;

1N/A argc -= opt_info.index;

1N/A if(error_info.errors || argc<2)

1N/A errormsg(SH_DICT,ERROR_usage(2), "%s", optusage((char*)0));

1N/A error_info.context->flags |= ERROR_SILENT;

1N/A error_info.id = options;

1N/A options = argv[0];

1N/A np = nv_open(argv[1],shp->var_tree,NV_NOASSIGN|NV_VARNAME);

1N/A if(argc>2)

1N/A {

1N/A argv +=1;

1N/A argc -=1;

1N/A }

1N/A else

1N/A {

1N/A argv = shp->st.dolv;

1N/A argc = shp->st.dolc;

1N/A }

1N/A opt_info.index = shp->st.optindex;

1N/A opt_info.offset = shp->st.optchar;

1N/A if(mode= (*options==':'))

1N/A options++;

1N/A extended = *options=='\n' && *(options+1)=='[' || *options=='[' && *(options+1)=='-';

1N/A sh_pushcontext(shp,&buff,1);

1N/A jmpval = sigsetjmp(buff.buff,0);

1N/A if(jmpval)

1N/A {

1N/A sh_popcontext(shp,&buff);

1N/A shp->st.opterror = 1;

1N/A if(r==0)

1N/A return(2);

1N/A pp = (struct checkpt*)shp->jmplist;

1N/A pp->mode = SH_JMPERREXIT;

1N/A sh_exit(2);

1N/A }

1N/A opt_info.disc = &disc.hdr;

1N/A switch(opt_info.index>=0 && opt_info.index<=argc?(opt_info.num= LONG_MIN,flag=optget(argv,options)):0)

1N/A {

1N/A case '?':

1N/A if(mode==0)

1N/A errormsg(SH_DICT,ERROR_usage(2), "%s", opt_info.arg);

1N/A opt_info.option[1] = '?';

1N/A /* FALL THRU */

1N/A case ':':

1N/A key[0] = opt_info.option[1];

1N/A if(strmatch(opt_info.arg,"*unknown*"))

1N/A flag = '?';

1N/A if(mode)

1N/A opt_info.arg = key;

1N/A else

1N/A {

1N/A errormsg(SH_DICT,2, "%s", opt_info.arg);

1N/A opt_info.arg = 0;

1N/A flag = '?';

1N/A }

1N/A *(options = value) = flag;

1N/A shp->st.opterror = 1;

1N/A if (opt_info.offset != 0 && !argv[opt_info.index][opt_info.offset])

1N/A {

1N/A opt_info.offset = 0;

1N/A opt_info.index++;

1N/A }

1N/A break;

1N/A case 0:

1N/A if(shp->st.opterror)

1N/A {

1N/A char *com[2];

1N/A com[0] = "-?";

1N/A com[1] = 0;

1N/A flag = opt_info.index;

1N/A opt_info.index = 0;

1N/A optget(com,options);

1N/A opt_info.index = flag;

1N/A if(!mode && strchr(options,' '))

1N/A errormsg(SH_DICT,ERROR_usage(2), "%s", optusage((char*)0));

1N/A }

1N/A opt_info.arg = 0;

1N/A options = value;

1N/A *options = '?';

1N/A r=1;

1N/A opt_info.offset = 0;

1N/A break;

1N/A default:

1N/A options = opt_info.option + (*opt_info.option!='+');

1N/A }

1N/A if(r<0)

1N/A r = 0;

1N/A error_info.context->flags &= ~ERROR_SILENT;

1N/A shp->st.optindex = opt_info.index;

1N/A shp->st.optchar = opt_info.offset;

1N/A nv_putval(np, options, 0);

1N/A nv_close(np);

1N/A np = nv_open(nv_name(OPTARGNOD),shp->var_tree,NV_NOSCOPE);

1N/A if(opt_info.num == LONG_MIN)

1N/A nv_putval(np, opt_info.arg, NV_RDONLY);

1N/A else if (opt_info.arg && opt_info.num > 0 && isalpha((char)opt_info.num) && !isdigit(opt_info.arg[0]) && opt_info.arg[0] != '-' && opt_info.arg[0] != '+')

1N/A {

1N/A key[0] = (char)opt_info.num;

1N/A key[1] = 0;

1N/A nv_putval(np, key, NV_RDONLY);

1N/A }

1N/A else if(extended)

1N/A {

1N/A Sfdouble_t d;

1N/A d = opt_info.number;

1N/A nv_putval(np, (char*)&d, NV_LDOUBLE|NV_RDONLY);

1N/A }

1N/A else

1N/A nv_putval(np, opt_info.arg, NV_RDONLY);

1N/A nv_close(np);

1N/A sh_popcontext(shp,&buff);

1N/A opt_info.disc = 0;

1N/A return(r);

1N/A}

1N/A