void
rrd_graph_script(int argc, char *argv[], image_desc_t *im, int optno) {
int i;
for (i=optind+optno;i<argc;i++) {
graph_desc_t *gdp;
unsigned int eaten=0;
if (gdes_alloc(im)) return; /* the error string is already set */
gdp = &im->gdes[im->gdes_c-1];
#ifdef DEBUG
gdp->debug = 1;
#endif
if (rrd_parse_find_gf(argv[i],&eaten,gdp)) return;
switch (gdp->gf) {
case GF_SHIFT: /* vname:value */
if (rrd_parse_shift(argv[i],&eaten,gdp,im)) return;
break;
case GF_XPORT:
if (rrd_parse_xport(argv[i],&eaten,gdp,im)) return;
break;
case GF_PRINT: /* vname:CF:format -or- vname:format */
case GF_GPRINT: /* vname:CF:format -or- vname:format */
if (rrd_parse_print(argv[i],&eaten,gdp,im)) return;
break;
case GF_COMMENT: /* text */
if (rrd_parse_legend(argv[i],&eaten,gdp)) return;
break;
case GF_STACK: /* vname-or-value[#color[:legend]] */
#ifdef WITH_PIECHART
case GF_PART: /* value[#color[:legend]] */
#endif
case GF_VRULE: /* value#color[:legend] */
case GF_HRULE: /* value#color[:legend] */
case GF_LINE: /* vname-or-value[#color[:legend]][:STACK] */
case GF_AREA: /* vname-or-value[#color[:legend]][:STACK] */
case GF_TICK: /* vname#color[:num[:legend]] */
if (rrd_parse_PVHLAST(argv[i],&eaten,gdp,im)) return;
break;
/* data acquisition */
case GF_DEF: /* vname=x:DS:CF:[:step=#][:start=#][:end=#] */
if (rrd_parse_def(argv[i],&eaten,gdp,im)) return;
break;
case GF_CDEF: /* vname=rpn-expression */
if (rrd_parse_cdef(argv[i],&eaten,gdp,im)) return;
break;
case GF_VDEF: /* vname=rpn-expression */
if (rrd_parse_vdef(argv[i],&eaten,gdp,im)) return;
break;
}
if (gdp->debug) {
dprintf("used %i out of %i chars\n",eaten,strlen(argv[i]));
dprintf("parsed line: '%s'\n",argv[i]);
dprintf("remaining: '%s'\n",&argv[i][eaten]);
if (eaten >= strlen(argv[i]))
dprintf("Command finished successfully\n");
}
if (eaten < strlen(argv[i])) {
rrd_set_error("Garbage '%s' after command:\n%s",
&argv[i][eaten],argv[i]);
return;
}
}
}
static graph_desc_t* newGraphDescription(image_desc_t *const im,enum gf_en gf,parsedargs_t* pa,uint64_t bits) {
/* check that none of the other bitfield marker is set */
if ((bits&PARSE_FIELD1)&&((bits&(PARSE_FIELD2|PARSE_FIELD3|PARSE_FIELD4)))) {
rrd_set_error("newGraphDescription: bad bitfield1 value %08llx",bits);return NULL; }
/* the normal handler that adds to img */
if ((!(bits & PARSE_RETRY)) && (gdes_alloc(im))) { return NULL; }
/* set gdp */
graph_desc_t *gdp= &im->gdes[im->gdes_c - 1];
/* set some generic things */
gdp->gf=gf;
{
char *t,*x;
long debug=0;
if ((t=getKeyValueArgument("debug",1,pa)) && ((getLong(t,&debug,&x,10)))) {
rrd_set_error("Bad debug value: %s",t);
return NULL;
}
gdp->debug=debug;
}
/* and the "flagged" parser implementation
*
* first the fields with legacy positional args
*/
#define bitscmp(v) ((bits&v)==v)
char* vname=NULL;
if (bitscmp(PARSE_VNAME)) { vname=getKeyValueArgument("vname",1,pa);
dprintfparsed("got vname: %s\n",vname);}
char *rrd=NULL;
if (bitscmp(PARSE_RRD)) { rrd=getKeyValueArgument("rrd",1,pa);
dprintfparsed("got rrd: %s\n",rrd);}
char *ds=NULL;
if (bitscmp(PARSE_DS)) { ds=getKeyValueArgument("ds",1,pa);
dprintfparsed("got ds: %s\n",ds);}
char *cf=NULL;
if (bitscmp(PARSE_CF)) { cf=getKeyValueArgument("cf",1,pa);
dprintfparsed("got cf: %s\n",cf);}
char *color=NULL;
if (bitscmp(PARSE_COLOR)) { color=getKeyValueArgument("color",1,pa);
dprintfparsed("got color: %s\n",color);}
char *color2=NULL;
if (bitscmp(PARSE_COLOR2)) { color2=getKeyValueArgument("color2",1,pa);
dprintfparsed("got color2: %s\n",color2);}
char *rpn=NULL;
if (bitscmp(PARSE_RPN)) { rpn=getKeyValueArgument("rpn",1,pa);
dprintfparsed("got rpn: %s\n",rpn);}
char *legend=NULL;
if (bitscmp(PARSE_LEGEND)) { legend=getKeyValueArgument("legend",1,pa);
dprintfparsed("got legend: \"%s\"\n",legend);}
char *fraction=NULL;
if (bitscmp(PARSE_FRACTION)) { fraction=getKeyValueArgument("fraction",1,pa);
dprintfparsed("got fraction: %s\n",fraction);}
/*
* here the ones without delayed assigns (which are for positional parsers)
*/
if (bitscmp(PARSE_FORMAT)) {
char *format=getKeyValueArgument("format",1,pa);
if(format) {
strncpy(gdp->format,format,FMT_LEG_LEN);
dprintfparsed("got format: %s\n",format);
}
}
if (bitscmp(PARSE_STRFTIMEVFMT)) {
char *strft=getKeyValueArgument("strftime",1,pa);
char *frmtr=getKeyValueArgument("vformatter",1,pa);
gdp->strftm=(strft)?1:0;
if (frmtr != NULL) {
if (strcmp(frmtr,"timestamp") == 0) {
gdp->vformatter = VALUE_FORMATTER_TIMESTAMP;
} else if (strcmp(frmtr,"duration") == 0) {
gdp->vformatter = VALUE_FORMATTER_DURATION;
} else {
rrd_set_error("Unsupported vformatter: %s", frmtr);
return NULL;
}
}
dprintfparsed("got strftime: %s\n",strft);
}
if (bitscmp(PARSE_STACK)) {
char *stack=getKeyValueArgument("stack",1,pa);
gdp->stack=(stack)?1:0;
dprintfparsed("got stack: %s\n",stack);
}
if (bitscmp(PARSE_SKIPSCALE)) {
char *skipscale=getKeyValueArgument("skipscale",1,pa);
gdp->skipscale =(skipscale)?1:0;
dprintfparsed("got skipscale: %s\n",skipscale);
}
if (bitscmp(PARSE_REDUCE)) {
char *reduce=getKeyValueArgument("reduce",1,pa);
if (reduce) {
gdp->cf_reduce=cf_conv(reduce);
gdp->cf_reduce_set=1;
dprintfparsed("got reduce: %s (%i)\n",reduce,gdp->cf_reduce);
if (((int)gdp->cf_reduce)==-1) { rrd_set_error("bad reduce CF: %s",reduce); return NULL; }
}
}
if (bitscmp(PARSE_DAEMON)) {
char *daemon=getKeyValueArgument("daemon",1,pa);
if (daemon) {
strncpy(gdp->daemon,daemon,strlen(daemon));
dprintfparsed("got daemon: %s\n", gdp->daemon);
}
}
if (bitscmp(PARSE_XAXIS)) {
long xaxis=0;
char *t,*x;
if ((t=getKeyValueArgument("xaxis",1,pa)) && ((getLong(t,&xaxis,&x,10))||(xaxis<1)||(xaxis>MAX_AXIS))) {
rrd_set_error("Bad xaxis value: %s",t); return NULL; }
dprintfparsed("got xaxis: %s (%li)\n",t,xaxis);
gdp->xaxisidx=xaxis;
}
if (bitscmp(PARSE_YAXIS)) {
long yaxis=0;
char *t,*x;
if ((t=getKeyValueArgument("yaxis",1,pa)) && ((getLong(t,&yaxis,&x,10))||(yaxis<1)||(yaxis>MAX_AXIS))) {
rrd_set_error("Bad yaxis value: %s",t); return NULL; }
dprintfparsed("got yaxis: %s (%li)\n",t,yaxis);
gdp->yaxisidx=yaxis;
}
if (bitscmp(PARSE_LINEWIDTH)) {
double linewidth = 1;
char *t,*x;
if ((t=getKeyValueArgument("linewidth",1,pa))&&(*t!=0)) {
if ((getDouble(t,&linewidth,&x))||(linewidth<=0)) {
rrd_set_error("Bad line width: %s",t); return NULL;
}
}
dprintfparsed("got linewidth: %s (%g)\n",t,linewidth);
gdp->linewidth=linewidth;
}
if (bitscmp(PARSE_GRADHEIGHT)) {
double gradheight=0;
char *t,*x;
if ((t=getKeyValueArgument("gradheight",1,pa))&&(*t!=0)) {
if (getDouble(t,&gradheight,&x)) {
rrd_set_error("Bad gradheight: %s",t); return NULL;
}
dprintfparsed("got gradheight: %s (%g)\n",t,gradheight);
gdp->gradheight=gradheight;
}
}
if (bitscmp(PARSE_STEP)) {
long step=0;
char *t,*x;
if ((t=getKeyValueArgument("step",1,pa)) && ((getLong(t,&step,&x,10))||(step<1))) {
rrd_set_error("Bad step value: %s",t); return NULL; }
dprintfparsed("got step: %s (%li)\n",t,step);
gdp->step=step;
}
if ((bitscmp(PARSE_START)||bitscmp(PARSE_END))) {
/* these should get done together to use the start/end code correctly*/
char* parsetime_error;
/* first start */
char* start;
rrd_time_value_t start_tv;
start_tv.type = ABSOLUTE_TIME;
start_tv.offset = 0;
localtime_r(&gdp->start, &start_tv.tm);
if (bitscmp(PARSE_START)) {
start=getKeyValueArgument("start",1,pa);
if ((start)&&(parsetime_error = rrd_parsetime(start, &start_tv))) {
rrd_set_error("start time: %s", parsetime_error);return NULL; }
dprintfparsed("got start: %s\n",start);
} else {
start = NULL;
}
/* now end */
char* end;
rrd_time_value_t end_tv;
end_tv.type = ABSOLUTE_TIME;
end_tv.offset = 0;
localtime_r(&gdp->end, &end_tv.tm);
if (bitscmp(PARSE_END)) {
end=getKeyValueArgument("end",1,pa);
if ((end)&&(parsetime_error = rrd_parsetime(end, &end_tv))) {
rrd_set_error("end time: %s", parsetime_error); return NULL; }
dprintfparsed("got end: %s\n",end);
} else {
end = NULL;
}
/* and now put the pieces together (relative times like start=end-2days) */
time_t start_tmp = 0, end_tmp = 0;
if (rrd_proc_start_end(&start_tv, &end_tv, &start_tmp, &end_tmp) == -1) {
return NULL;
}
dprintfparsed("got start %s translated to: %lld\n",start,(long long int)start_tmp);
dprintfparsed("got end %s translated to: %lld\n",end,(long long int)end_tmp);
/* check some ranges */
if (start_tmp < 3600 * 24 * 365 * 10) {
rrd_set_error("the first entry to fetch should be "
"after 1980 (%ld)", start_tmp);
return NULL; }
if (end_tmp < start_tmp) {
rrd_set_error("start (%ld) should be less than end (%ld)",
start_tmp, end_tmp);
return NULL; }
/* and finally set it irrespectively of if it has been set or not
* it may have been a relative time and if you just set it partially
* then that is wrong...
*/
gdp->start = start_tmp;
gdp->start_orig = start_tmp;
gdp->end = end_tmp;
gdp->end_orig = end_tmp;
}
if (bitscmp(PARSE_DASHES)) {
char* dashes=getKeyValueArgument("dashes",1,pa);
/* if we got dashes */
if (dashes) {
gdp->dash = 1;
gdp->offset = 0;
/* count the , in dashes */
int cnt=0;for(char*t=dashes;(*t)&&(t=strchr(t,','));t++,cnt++) {;}
dprintfparsed("Got dashes argument: %s with %i comma\n",dashes,cnt);
/* now handle */
gdp->ndash = cnt+1;
gdp->p_dashes = (double *) malloc(sizeof(double)*(gdp->ndash+1));
/* now loop dashes */
for(int i=0;i<gdp->ndash;i++) {
char *x;
int f=getDouble(dashes,&gdp->p_dashes[i],&x);
if(f<0) {
rrd_set_error("Could not parse number: %s",dashes); return NULL;
}
/* we should have this most of the time */
dprintfparsed("Processed %s to %g at index %i\n",dashes,gdp->p_dashes[i],i);
if (f>0) {
if (*x!=',') {
rrd_set_error("expected a ',' at : %s",x); return NULL;}
dashes=x+1;
}
if ((f==0)&&(i!=gdp->ndash-1)) {
rrd_set_error("unexpected end at : %s",dashes); return NULL;}
}
}
char* dashoffset=getKeyValueArgument("dash-offset",1,pa);
if (dashoffset) {
char* x;
if (getDouble(dashoffset,&gdp->offset,&x)) {
rrd_set_error("Could not parse dash-offset: %s",dashoffset); return NULL; }
}
}
/* here now the positional(=legacy) parsers which are EXCLUSIVE - SO ELSE IF !!!
* we also only parse the extra here and assign just further down
* TODO maybe we can generalize this a bit more...
*/
if (bitscmp(PARSE_VNAMERRDDSCF)) {
if ((!vname)||(!rrd)) {
/* get the first unused argument */
keyvalue_t* first=getFirstUnusedArgument(1,pa);
if (!first) { rrd_set_error("No argument for definition of vdef/rrd in %s",pa->arg_orig); return NULL; }
dprintfparsed("got positional vname and rrd: %s - %s\n",first->key,first->value);
if (!vname) {vname=first->key;}
if (!rrd) {rrd=first->value; }
}
/* and now look for datasource */
if (!ds) {
/* get the first unused argument */
keyvalue_t* first=getFirstUnusedArgument(1,pa);
if (!first) { rrd_set_error("No argument for definition of DS in %s",pa->arg_orig); return NULL; }
dprintfparsed("got positional ds: %s - \n",first->value);
ds=first->value;
}
/* and for CF */
if (!cf) {
/* get the first unused argument */
keyvalue_t* first=getFirstUnusedArgument(1,pa);
if (!first) { rrd_set_error("No argument for definition of CF in %s",pa->arg_orig); return NULL; }
dprintfparsed("got positional cf: %s - \n",first->value);
cf=first->value;
}
} else if (bitscmp(PARSE_VNAMECOLORLEGEND)) {
/* vname */
if (!vname) {
keyvalue_t* first=getFirstUnusedArgument(1,pa);
if (first) { vname=first->value;
} else { rrd_set_error("No positional VNAME"); return NULL; }
}
/* fraction added into the parsing mix for TICK */
if ((bitscmp(PARSE_VNAMECOLORFRACTIONLEGEND))&&(!fraction)) {
keyvalue_t* first=getFirstUnusedArgument(1,pa);
if (first) { fraction=first->value;
} else { rrd_set_error("No positional FRACTION"); return NULL; }
}
/* legend (it's optional if no other arguments follow)*/
if (!legend) {
keyvalue_t* first=getFirstUnusedArgument(1,pa);
if (first) {
legend=first->keyvalue;
dprintfparsed("got positional legend: %s - \n",legend);
}
}
} else if (bitscmp(PARSE_VNAMERPN)) {
if ((!vname)||(!rpn)) {
/* get the first unused argument */
keyvalue_t* first=getFirstUnusedArgument(1,pa);
if (!first) { rrd_set_error("No argument for definition of vdef/rrd in %s",pa->arg_orig); return NULL; }
dprintfparsed("got positional vname and rpn: %s - %s\n",first->key,first->value);
if (!vname) {vname=first->key;}
if (!rpn) {rpn=first->value; }
}
} else if (bitscmp(PARSE_VNAMEREFPOS)) {
if ((!vname)) {
/* get the first unused argument */
keyvalue_t* first=getFirstUnusedArgument(1,pa);
if (!first) { rrd_set_error("No argument for definition of vdef/rrd in %s",pa->arg_orig); return NULL; }
dprintfparsed("got positional vname and rrd: %s - %s\n",first->key,first->value);
if (!vname) {vname=first->value;}
}
}
/* and set some of those late assignments to accommodate the legacy parser*/
/* first split vname into color */
if (vname) {
/* check for color */
char *h1=strchr(vname,'#');
char* h2=NULL;
if (h1) {
*h1=0;h1++;
dprintfparsed("got positional color: %s - \n",h1);
h2=strchr(h1,'#');
if (h2) {
*h2=0;h2++;
dprintfparsed("got positional color2: %s - \n",h2);
}
}
if (bitscmp(PARSE_COLOR) && (! color) && (h1)) { color=h1;}
if (bitscmp(PARSE_COLOR2) && (! color2) && (h2)) { color2=h2;}
}
/* check if we are reusing the vname */
if (vname) {
int idx=find_var(im, vname);
dprintfparsed("got positional index %i for %s - \n",idx,vname);
/* some handling */
if (bitscmp(PARSE_VNAMEDEF)) {
if (idx>=0) {
rrd_set_error("trying to reuse vname %s",vname); return NULL; }
} else if (bitscmp(PARSE_VNAMEREF)) {
gdp->vidx=idx;
if (idx < 0){
if (bitscmp(PARSE_VNAMEREFNUM)) {
double val;
char *x;
int f=getDouble(vname,&val,&x);
if (f) {
rrd_set_error("%s is not a vname nor a number",vname); return NULL;
}
if (gf==GF_VRULE){
gdp->xrule=val;
}
else {
gdp->yrule=val;
}
}
else {
rrd_set_error("vname %s not found",vname); return NULL;
}
}
}
}
/* and assign it */
if (vname) {
strncpy(gdp->vname,vname,MAX_VNAME_LEN);
gdp->vname[MAX_VNAME_LEN] = '\0';
}
if (rrd) {
strncpy(gdp->rrd,rrd, 1023);
gdp->rrd[1023] = '\0';
}
if (ds) {
strncpy(gdp->ds_nam,ds,DS_NAM_SIZE - 1);
gdp->ds_nam[DS_NAM_SIZE - 1] = '\0';
}
if (cf) {
gdp->cf=cf_conv(cf);
if (((int)gdp->cf)==-1) {
rrd_set_error("bad CF: %s",cf); return NULL; }
} else { if (bitscmp(PARSE_CF)) { gdp->cf = (enum cf_en) -1; }}
if ((color)&&(parse_color(color,&(gdp->col)))) { return NULL; }
if ((color2)&&(parse_color(color2,&(gdp->col2)))) { return NULL; }
if (rpn) {gdp->rpn=rpn;}
if ((legend)&&(*legend!=0)) {
/* and copy it into place */
strncpy(gdp->legend,legend,FMT_LEG_LEN);
}
if (fraction) {
if (strcmp(fraction,"vname")==0) {
/* check that vname is really a DEF|CDEF */
if (im->gdes[gdp->vidx].gf != GF_DEF && im->gdes[gdp->vidx].gf != GF_CDEF) {
rrd_set_error("variable '%s' not DEF nor CDEF when using dynamic fractions", gdp->vname);
return NULL;
}
/* add as flag to use (c)?def */
gdp->cf=CF_LAST;
gdp->yrule=0.5;
} else {
/* parse number */
double val;
char *x;
int f=getDouble(fraction,&val,&x);
if (f) {
rrd_set_error("error parsing number %s",vname); return NULL;
}
gdp->yrule=val;
}
}
/* remember the index for faster varfind */
char *key = gdes_fetch_key((*gdp));
if (gdp->gf == GF_DEF && !g_hash_table_lookup_extended(im->rrd_map,key,NULL,NULL)){
dprintfhash("ins key %s - %ld\n",key,im->gdes_c-1);
g_hash_table_insert(im->gdef_map,g_strdup(key),GINT_TO_POINTER(im->gdes_c-1));
}
free(key);
if (gdp->gf == GF_DEF || gdp->gf == GF_VDEF || gdp->gf == GF_CDEF){
dprintfhash("ins vname %s - %ld\n",gdp->vname,im->gdes_c-1);
g_hash_table_insert(im->gdef_map,g_strdup(gdp->vname),GINT_TO_POINTER(im->gdes_c-1));
}
return gdp;
}
/* mostly rrd_graph(), just pushed a bit here and stretched a bit there */
int
rrd_xport(int argc, char **argv, int *xsize,
time_t *start,
time_t *end, /* which time frame do you want ?
* will be changed to represent reality */
unsigned long *step, /* which stepsize do you want?
* will be changed to represent reality */
unsigned long *col_cnt, /* number of data columns in the result */
char ***legend_v, /* legend entries */
rrd_value_t **data) /* two dimensional array containing the data */
{
image_desc_t im;
int i;
long long_tmp;
time_t start_tmp=0,end_tmp=0;
char symname[100];
long scancount;
struct rrd_time_value start_tv, end_tv;
char *parsetime_error = NULL;
parsetime("end-24h", &start_tv);
parsetime("now", &end_tv);
/* use the default values from rrd_graph.c */
im.xlab_user.minsec = -1;
im.xgif=0;
im.ygif=0;
im.xsize = 400;
im.ysize = 100;
im.step = 0;
im.ylegend[0] = '\0';
im.title[0] = '\0';
im.minval = DNAN;
im.maxval = DNAN;
im.interlaced = 0;
im.unitsexponent= 9999;
im.unitslength= 9;
im.extra_flags= 0;
im.rigid = 0;
im.imginfo = NULL;
im.lazy = 0;
im.logarithmic = 0;
im.ygridstep = DNAN;
im.draw_x_grid = 1;
im.draw_y_grid = 1;
im.base = 1000;
im.prt_c = 0;
im.gdes_c = 0;
im.gdes = NULL;
im.imgformat = IF_GIF; /* we default to GIF output */
while (1) {
static struct option long_options[] =
{
{"start", required_argument, 0, 's'},
{"end", required_argument, 0, 'e'},
{"maxrows", required_argument, 0, 'm'},
{"step", required_argument, 0, 261},
{0,0,0,0}
};
int option_index = 0;
int opt;
opt = getopt_long(argc, argv, "s:e:m:",
long_options, &option_index);
if (opt == EOF)
break;
switch(opt) {
case 261:
im.step = atoi(optarg);
break;
case 's':
if ((parsetime_error = parsetime(optarg, &start_tv))) {
rrd_set_error( "start time: %s", parsetime_error );
return -1;
}
break;
case 'e':
if ((parsetime_error = parsetime(optarg, &end_tv))) {
rrd_set_error( "end time: %s", parsetime_error );
return -1;
}
break;
case 'm':
long_tmp = atol(optarg);
if (long_tmp < 10) {
rrd_set_error("maxrows below 10 rows");
return -1;
}
im.xsize = long_tmp;
break;
case '?':
if (optopt != 0)
rrd_set_error("unknown option '%c'", optopt);
else
rrd_set_error("unknown option '%s'",argv[optind-1]);
return -1;
}
}
/*
if (optind >= argc) {
rrd_set_error("missing filename");
return -1;
}
*/
if (proc_start_end(&start_tv,&end_tv,&start_tmp,&end_tmp) == -1) {
return -1;
}
if (start_tmp < 3600*24*365*10) {
rrd_set_error("the first entry to fetch should be after 1980 (%ld)",start_tmp);
return -1;
}
if (end_tmp < start_tmp) {
rrd_set_error("start (%ld) should be less than end (%ld)",
start_tmp, end_tmp);
return -1;
}
im.start = start_tmp;
im.end = end_tmp;
for(i=optind; i<argc; i++) {
int argstart=0;
int strstart=0;
char varname[30],*rpnex;
gdes_alloc(&im);
if(sscanf(argv[i],"%10[A-Z0-9]:%n",symname,&argstart)==1) {
if((im.gdes[im.gdes_c-1].gf=gf_conv(symname))==-1) {
im_free(&im);
rrd_set_error("unknown function '%s'",symname);
return -1;
}
} else {
rrd_set_error("can't parse '%s'",argv[i]);
im_free(&im);
return -1;
}
switch(im.gdes[im.gdes_c-1].gf) {
case GF_CDEF:
if((rpnex = malloc(strlen(&argv[i][argstart])*sizeof(char)))==NULL) {
rrd_set_error("malloc for CDEF");
return -1;
}
if(sscanf(
&argv[i][argstart],
DEF_NAM_FMT "=%[^: ]",
im.gdes[im.gdes_c-1].vname,
rpnex) != 2) {
im_free(&im);
free(rpnex);
rrd_set_error("can't parse CDEF '%s'",&argv[i][argstart]);
return -1;
}
/* checking for duplicate DEF CDEFS */
if(find_var(&im,im.gdes[im.gdes_c-1].vname) != -1) {
im_free(&im);
rrd_set_error("duplicate variable '%s'",
im.gdes[im.gdes_c-1].vname);
return -1;
}
if((im.gdes[im.gdes_c-1].rpnp = str2rpn(&im,rpnex))== NULL) {
rrd_set_error("invalid rpn expression '%s'", rpnex);
im_free(&im);
return -1;
}
free(rpnex);
break;
case GF_DEF:
if (sscanf(
&argv[i][argstart],
DEF_NAM_FMT "=%n",
im.gdes[im.gdes_c-1].vname,
&strstart)== 1 && strstart) { /* is the = did not match %n returns 0 */
if(sscanf(&argv[i][argstart
+strstart
+scan_for_col(&argv[i][argstart+strstart],
MAXPATH,im.gdes[im.gdes_c-1].rrd)],
":" DS_NAM_FMT ":" CF_NAM_FMT,
im.gdes[im.gdes_c-1].ds_nam,
symname) != 2) {
im_free(&im);
rrd_set_error("can't parse DEF '%s' -2",&argv[i][argstart]);
return -1;
}
} else {
im_free(&im);
rrd_set_error("can't parse DEF '%s'",&argv[i][argstart]);
return -1;
}
/* checking for duplicate DEF CDEFS */
if (find_var(&im,im.gdes[im.gdes_c-1].vname) != -1) {
im_free(&im);
rrd_set_error("duplicate variable '%s'",
im.gdes[im.gdes_c-1].vname);
return -1;
}
if((im.gdes[im.gdes_c-1].cf=cf_conv(symname))==-1) {
im_free(&im);
rrd_set_error("unknown cf '%s'",symname);
return -1;
}
break;
case GF_XPORT:
if((scancount=sscanf(
&argv[i][argstart],
"%29[^:]:%n",
varname,
&strstart))>=1) {
if(strstart <= 0) {
im.gdes[im.gdes_c-1].legend[0] = '\0';
} else {
scan_for_col(&argv[i][argstart+strstart],FMT_LEG_LEN,im.gdes[im.gdes_c-1].legend);
}
if((im.gdes[im.gdes_c-1].vidx=find_var(&im,varname))==-1) {
im_free(&im);
rrd_set_error("unknown variable '%s'",varname);
return -1;
}
} else {
im_free(&im);
rrd_set_error("can't parse '%s'",&argv[i][argstart]);
return -1;
}
break;
default:
break;
}
}
if (im.gdes_c == 0) {
rrd_set_error("can't make a graph without contents");
im_free(&im);
return(-1);
}
if (rrd_xport_fn(&im, start, end, step, col_cnt, legend_v, data) == -1) {
im_free(&im);
return -1;
}
im_free(&im);
return 0;
}
