/***************************************************************
* make_entityString:
***************************************************************/
static void make_entityString(
void *entity /* <r> dsc or cstring */
,char entityString[] /* <w> string to create */
,int maxlen /* <r> sizeof(entityString) */
)
{
int k;
char *p;
struct descriptor *dsc;
if (is_cdescr(entity) || is_ddescr(entity))
{
dsc = entity;
p = dsc->dscA_pointer;
k = dsc->dscW_length;
}
else
{
p = entity;
k = strlen(p);
}
if (k >= maxlen)
{
fprintf(stderr,"\n*ERR* entityString too long!\n\n");
exit(0);
}
strncpy(entityString,p,k);
entityString[k] = '\0';
strtrim(entityString,0);
l2u(entityString,0);
return;
}
/*****************************************************************
* cli_dcl_parse:
*****************************************************************/
int cli_dcl_parse( /* Returns: status */
void *command_string /* <r:opt> descr or c-string */
,struct cduVerb *table /* <r> addr of command table */
,int (*param_routine)() /* <r:opt> routine to read req'd params */
,int (*prompt_routine)() /* <r:opt> routine to read command string*/
,void *uprompt /* <r:opt> descr or c-string */
)
{
int k;
int opt;
int sts;
char *p;
char prompt[48];
struct cduParam *prm;
struct cduValue *val;
struct descriptor *dsc;
static DYNAMIC_DESCRIPTOR(dsc_parameter);
if (USE_HYPHEN_CONTINUATION == -1)
USE_HYPHEN_CONTINUATION = getenv("VMS_SEMANTICS") ? 0 : 1;
clearCurrentSyntax();
init_table(table);
if (!uprompt)
strcpy(prompt,"Command> ");
else
{
if (is_cdescr(uprompt))
{
dsc = uprompt;
p = dsc->dscA_pointer;
k = dsc->dscW_length;
}
else if (is_ddescr(uprompt))
{
dsc = uprompt;
p = dsc->dscA_pointer;
k = dsc->dscW_length;
if (!p && !k)
{ /* null descriptor */
p = "Command> ";
k = strlen(p);
}
}
else
{
p = uprompt;
k = strlen(uprompt);
}
if (k >= sizeof(prompt))
k = sizeof(prompt) - 1;
strncpy(prompt,p,k);
prompt[k] = '\0';
}
/*======================================================
* Set 'p' to start of command line ...
*=====================================================*/
if (p = command_string)
{
if (is_cdescr(command_string) || is_ddescr(command_string))
{
dsc = command_string;
p = dsc->dscA_pointer;
}
}
if (!p)
{
sts = prompt_routine(prompt,&dsc_cmdline);
if (~sts & 1)
return(sts); /*--------------------> return */
p = nonblank(dsc_cmdline.dscA_pointer);
if (!p)
return(CLI_STS_NOCOMD); /*---------> return: blank line */
}
/*=====================================================
* Get the command verb ...
*====================================================*/
opt = cmd_lookup(&p,cmdVerb,0,NOMSG|NO_BEMORESPECIFIC,0);
if (!opt)
sts = CLI_STS_IVVERB;
else
{
paramId = 0;
setCurrentSyntax(TRUE,currentTable+(opt-1));
sts = cli_process_verb(&p,prompt);
}
if (~sts & 1)
return(sts); /*---------------> return: err */
/*======================================================
* "paramId" indicates number of parameters on line.
* Check that all required parameters are present ...
*=====================================================*/
for ( ; (prm=currentParameters+paramId) && prm->prmA_value ; )
{
val = prm->prmA_value;
if (!(val->valL_flags & VAL_M_REQUIRED))
break; /* done: required params come first */
sprintf(prompt,"_%s: ",
prm->prmA_prompt ? prm->prmA_prompt :
(prm->prmA_label ? prm->prmA_label : prm->prmA_name));
for (p=0 ; !p ; )
{
sts = param_routine(prompt,&dsc_parameter);
if (~sts & 1)
return(sts); /*--------------------> return */
p = nonblank(dsc_parameter.dscA_pointer);
}
str_append(&dsc_cmdline," ");
str_append(&dsc_cmdline,&dsc_parameter);
sts = cli_process_verb(&p,"...");
}
return(sts);
}
/****************************************************************
* mdsdcl_dcl_parse:
*****************************************************************/
int mdsdcl_dcl_parse( /* Returns CLI_STS_xxx status */
void *command /* <r:opt> command string */
,struct _mdsdcl_ctrl *ctrl /* <m> control structure */
,int tabidx /* <r> cmd table idx, 1-based */
)
{
int indirect_flag;
int nbytes;
int sts;
char *p;
struct _mdsdcl_io *io;
struct descriptor *dsc;
static char *cmd; /* addr of private cmd string */
static int maxcmd; /* current length of cmd[] */
static char doIndirect[16];
static DYNAMIC_DESCRIPTOR(dsc_filename);
#ifdef vms
extern mdsdcl$dcl_parse_handler();
#endif
#ifdef vms
if (tabidx > 1)
lib$establish(lib$sig_to_ret);
else
lib$establish(mdsdcl$dcl_parse_handler);
#endif
if (!doIndirect[0])
{ /* first time ... */
sprintf(doIndirect,"DO %cINDIRECT",QUALIFIER_CHARACTER);
}
/*-------------------------------------------------------
* Copy optional "command" to cmd, checking for '@' ...
*------------------------------------------------------*/
if (command && (is_cdescr(command) || is_ddescr(command)))
{
dsc = command;
p = nonblank(dsc->dscA_pointer);
}
else
p = nonblank(command);
if (!p)
{ /* command string is null ... */
sts = cli_dcl_parse(0,ctrl->tbladr[tabidx-1],
mdsdcl_get_input,mdsdcl_get_input,&ctrl->prompt);
dsc = cli_addr_cmdline_dsc();
io = ctrl->ioLevel + ctrl->depth;
str_copy_dx(&io->last_command,dsc);
}
else
{ /* else, p is start of command string ... */
nbytes = 0;
if (indirect_flag = (*p == '@'))
{
p = nonblank(p+1); /* skip the '@' */
nbytes = sizeof(doIndirect) - 1;
if (!ascFilename(&p,&dsc_filename,0))
return(MdsMsg(MDSDCL_STS_INDIRECT_ERROR,
"Illegal filename: %s",p?p:""));
nbytes += strlen(dsc_filename.dscA_pointer) + 3;
/* 2 quotes + blank */
}
nbytes += p ? strlen(p) + 1 : 0;
if (nbytes > maxcmd)
{ /*----- allocate enough space for cmd[] ------*/
maxcmd = (nbytes>79) ? nbytes : 79;
if (cmd)
free(cmd);
cmd = malloc(maxcmd);
if (!cmd)
{
fprintf(stderr,"mdsdcl_dcl_parse: Out of space!\n");
exit(0);
}
}
if (indirect_flag)
sprintf(cmd,"%s \"%s\" %s",
doIndirect,dsc_filename.dscA_pointer,p?p:"");
else
strcpy(cmd,p?p:"");
sts = cli_dcl_parse(cmd,ctrl->tbladr[tabidx-1],
mdsdcl_get_input,mdsdcl_get_input,&ctrl->prompt);
}
return(sts);
}
