1 /*****************************************************************************
2 * RRDtool 1.1.x Copyright Tobias Oetiker, 1997 - 2002
3 *****************************************************************************
4 * rrd_tool.c Startup wrapper
5 *****************************************************************************/
7 #include "rrd_tool.h"
8 #include "rrd_xport.h"
10 void PrintUsage(char *cmd);
11 int CountArgs(char *aLine);
12 int CreateArgs(char *, char *, int, char **);
13 int HandleInputLine(int, char **, FILE*);
14 int RemoteMode=0;
15 int ChangeRoot=0;
16 #define TRUE 1
17 #define FALSE 0
18 #define MAX_LENGTH 10000
21 void PrintUsage(char *cmd)
22 {
24 char help_main[] =
25 "RRDtool 1.1.x Copyright 1997-2003 by Tobias Oetiker <tobi@oetiker.ch>\n"
26 #ifndef WIN32
27 " Compiled " MAKE_TIMESTAMP "\n\n"
28 #else
29 " Compiled " __DATE__ " " __TIME__ "\n\n"
30 #endif
31 "Usage: rrdtool [options] command command_options\n\n";
33 char help_list[] =
34 "Valid commands: create, update, updatev, graph, dump, restore,\n"
35 "\t\tlast, info, fetch, tune, resize, xport\n\n";
37 char help_listremote[] =
38 "Valid remote commands: quit, ls, cd, mkdir\n\n";
41 char help_create[] =
42 "* create - create a new RRD\n\n"
43 "\trrdtool create filename [--start|-b start time]\n"
44 "\t\t[--step|-s step]\n"
45 "\t\t[DS:ds-name:DST:dst arguments]\n"
46 "\t\t[RRA:CF:cf arguments]\n\n";
48 char help_dump[] =
49 "* dump - dump an RRD to XML\n\n"
50 "\trrdtool dump filename.rrd >filename.xml\n\n";
52 char help_info[] =
53 "* info - returns the configuration and status of the RRD\n\n"
54 "\trrdtool info filename.rrd\n\n";
56 char help_restore[] =
57 "* restore - restore an RRD file from its XML form\n\n"
58 "\trrdtool restore [--range-check|-r] [--force-overwrite|-f] filename.xml filename.rrd\n\n";
60 char help_last[] =
61 "* last - show last update time for RRD\n\n"
62 "\trrdtool last filename.rrd\n\n";
64 char help_update[] =
65 "* update - update an RRD\n\n"
66 "\trrdtool update filename\n"
67 "\t\t--template|-t ds-name:ds-name:...\n"
68 "\t\ttime|N:value[:value...]\n\n"
69 "\t\tat-time@value[:value...]\n\n"
70 "\t\t[ time:value[:value...] ..]\n\n";
72 char help_updatev[] =
73 "* updatev - a verbose verion of update\n"
74 "\treturns information about values, RRAs, and datasources updated\n\n"
75 "\trrdtool updatev filename\n"
76 "\t\t--template|-t ds-name:ds-name:...\n"
77 "\t\ttime|N:value[:value...]\n\n"
78 "\t\tat-time@value[:value...]\n\n"
79 "\t\t[ time:value[:value...] ..]\n\n";
81 char help_fetch[] =
82 "* fetch - fetch data out of an RRD\n\n"
83 "\trrdtool fetch filename.rrd CF\n"
84 "\t\t[--resolution|-r resolution]\n"
85 "\t\t[--start|-s start] [--end|-e end]\n\n";
87 char help_graph[] =
88 "* graph - generate a graph from one or several RRD\n\n"
89 "\trrdtool graph filename [-s|--start seconds] [-e|--end seconds]\n"
90 "\t\t[-x|--x-grid x-axis grid and label]\n"
91 "\t\t[--alt-y-grid]\n"
92 "\t\t[-y|--y-grid y-axis grid and label]\n"
93 "\t\t[-v|--vertical-label string] [-w|--width pixels]\n"
94 "\t\t[-h|--height pixels] [-o|--logarithmic]\n"
95 "\t\t[-u|--upper-limit value] [-z|--lazy]\n"
96 "\t\t[-l|--lower-limit value] [-r|--rigid]\n"
97 "\t\t[-g|--no-legend]\n"
98 "\t\t[-j|--only-graph]\n"
99 "\t\t[--font FONTTAG:size:font]\n"
100 "\t\t[--zoom factor]\n"
101 "\t\t[--alt-autoscale]\n"
102 "\t\t[--alt-autoscale-max]\n"
103 "\t\t[--units-exponent value]\n"
104 "\t\t[--step seconds]\n"
105 "\t\t[-f|--imginfo printfstr]\n"
106 "\t\t[-a|--imgformat PNG]\n"
107 "\t\t[-c|--color COLORTAG#rrggbb[aa]] [-t|--title string]\n"
108 "\t\t[DEF:vname=rrd:ds-name:CF]\n"
109 "\t\t[CDEF:vname=rpn-expression]\n"
110 "\t\t[PRINT:vname:CF:format]\n"
111 "\t\t[GPRINT:vname:CF:format]\n"
112 "\t\t[HRULE:value#rrggbb[aa][:legend]]\n"
113 "\t\t[VRULE:value#rrggbb[aa][:legend]]\n"
114 "\t\t[LINE{1|2|3}:vname[#rrggbb[aa][:legend]]]\n"
115 "\t\t[AREA:vname[#rrggbb[aa][:legend]]]\n"
116 "\t\t[STACK:vname[#rrggbb[aa][:legend]]]\n\n";
118 char help_tune[] =
119 " * tune - Modify some basic properties of an RRD\n\n"
120 "\trrdtool tune filename\n"
121 "\t\t[--heartbeat|-h ds-name:heartbeat]\n"
122 "\t\t[--data-source-type|-d ds-name:DST]\n"
123 "\t\t[--data-source-rename|-r old-name:new-name]\n"
124 "\t\t[--minimum|-i ds-name:min] [--maximum|-a ds-name:max]\n"
125 "\t\t[--deltapos scale-value] [--deltaneg scale-value]\n"
126 "\t\t[--failure-threshold integer]\n"
127 "\t\t[--window-length integer]\n"
128 "\t\t[--alpha adaptation-parameter]\n"
129 "\t\t[--beta adaptation-parameter]\n"
130 "\t\t[--gamma adaptation-parameter]\n"
131 "\t\t[--gamma-deviation adaptation-parameter]\n"
132 "\t\t[--aberrant-reset ds-name]\n\n";
134 char help_resize[] =
135 " * resize - alter the lenght of one of the RRAs in an RRD\n\n"
136 "\trrdtool resize filename rranum GROW|SHRINK rows\n\n";
138 char help_xport[] =
139 "* xport - generate XML dump from one or several RRD\n\n"
140 "\trrdtool xport [-s|--start seconds] [-e|--end seconds]\n"
141 "\t\t[-m|--maxrows rows]\n"
142 "\t\t[--step seconds]\n"
143 "\t\t[DEF:vname=rrd:ds-name:CF]\n"
144 "\t\t[CDEF:vname=rpn-expression]\n"
145 "\t\t[XPORT:vname:legend]\n\n";
147 char help_quit[] =
148 " * quit - closeing a session in remote mode\n\n"
149 "\trrdtool quit\n\n";
151 char help_ls[] =
152 " * ls - lists all *.rrd files in current directory\n\n"
153 "\trrdtool ls\n\n";
155 char help_cd[] =
156 " * cd - changes the current directory\n\n"
157 "\trrdtool cd new direcotry\n\n";
159 char help_mkdir[] =
160 " * mkdir - creates a new direcotry\n\n"
161 "\trrdtool mkdir newdirecotryname\n\n";
163 char help_lic[] =
164 "RRDtool is distributed under the Terms of the GNU General\n"
165 "Public License Version 2. (www.gnu.org/copyleft/gpl.html)\n\n"
167 "For more information read the RRD manpages\n\n";
169 enum { C_NONE, C_CREATE, C_DUMP, C_INFO, C_RESTORE, C_LAST,
170 C_UPDATE, C_FETCH, C_GRAPH, C_TUNE, C_RESIZE, C_XPORT,
171 C_QUIT, C_LS, C_CD, C_MKDIR, C_UPDATEV };
173 int help_cmd = C_NONE;
175 if (cmd)
176 {
177 if (!strcmp(cmd,"create"))
178 help_cmd = C_CREATE;
179 else if (!strcmp(cmd,"dump"))
180 help_cmd = C_DUMP;
181 else if (!strcmp(cmd,"info"))
182 help_cmd = C_INFO;
183 else if (!strcmp(cmd,"restore"))
184 help_cmd = C_RESTORE;
185 else if (!strcmp(cmd,"last"))
186 help_cmd = C_LAST;
187 else if (!strcmp(cmd,"update"))
188 help_cmd = C_UPDATE;
189 else if (!strcmp(cmd,"updatev"))
190 help_cmd = C_UPDATEV;
191 else if (!strcmp(cmd,"fetch"))
192 help_cmd = C_FETCH;
193 else if (!strcmp(cmd,"graph"))
194 help_cmd = C_GRAPH;
195 else if (!strcmp(cmd,"tune"))
196 help_cmd = C_TUNE;
197 else if (!strcmp(cmd,"resize"))
198 help_cmd = C_RESIZE;
199 else if (!strcmp(cmd,"xport"))
200 help_cmd = C_XPORT;
201 else if (!strcmp(cmd,"quit"))
202 help_cmd = C_QUIT;
203 else if (!strcmp(cmd,"ls"))
204 help_cmd = C_LS;
205 else if (!strcmp(cmd,"cd"))
206 help_cmd = C_CD;
207 else if (!strcmp(cmd,"mkdir"))
208 help_cmd = C_MKDIR;
209 }
210 fputs(help_main, stdout);
211 switch (help_cmd)
212 {
213 case C_NONE:
214 fputs(help_list, stdout);
215 if (RemoteMode){
216 fputs(help_listremote, stdout);
217 }
218 break;
219 case C_CREATE:
220 fputs(help_create, stdout);
221 break;
222 case C_DUMP:
223 fputs(help_dump, stdout);
224 break;
225 case C_INFO:
226 fputs(help_info, stdout);
227 break;
228 case C_RESTORE:
229 fputs(help_restore, stdout);
230 break;
231 case C_LAST:
232 fputs(help_last, stdout);
233 break;
234 case C_UPDATE:
235 fputs(help_update, stdout);
236 break;
237 case C_UPDATEV:
238 fputs(help_updatev, stdout);
239 break;
240 case C_FETCH:
241 fputs(help_fetch, stdout);
242 break;
243 case C_GRAPH:
244 fputs(help_graph, stdout);
245 break;
246 case C_TUNE:
247 fputs(help_tune, stdout);
248 break;
249 case C_RESIZE:
250 fputs(help_resize, stdout);
251 break;
252 case C_XPORT:
253 fputs(help_xport, stdout);
254 break;
255 case C_QUIT:
256 fputs(help_quit, stdout);
257 break;
258 case C_LS:
259 fputs(help_ls, stdout);
260 break;
261 case C_CD:
262 fputs(help_cd, stdout);
263 break;
264 case C_MKDIR:
265 fputs(help_mkdir, stdout);
266 break;
267 }
268 fputs(help_lic, stdout);
269 }
272 int main(int argc, char *argv[])
273 {
274 char **myargv;
275 char aLine[MAX_LENGTH];
276 #ifdef HAVE_CHROOT
277 char *firstdir="";
278 #endif
279 #ifdef MUST_DISABLE_SIGFPE
280 signal(SIGFPE,SIG_IGN);
281 #endif
282 #ifdef MUST_DISABLE_FPMASK
283 fpsetmask(0);
284 #endif
285 if (argc == 1)
286 {
287 PrintUsage("");
288 return 0;
289 }
291 if (((argc == 2)||(argc == 3)) && !strcmp("-",argv[1]))
292 {
293 #if HAVE_GETRUSAGE
294 struct rusage myusage;
295 struct timeval starttime;
296 struct timeval currenttime;
297 struct timezone tz;
299 tz.tz_minuteswest =0;
300 tz.tz_dsttime=0;
301 gettimeofday(&starttime,&tz);
302 #endif
303 RemoteMode=1;
304 #ifdef HAVE_CHROOT
305 if ((argc == 3) && strcmp("",argv[2])){
306 if (getuid()==0){
307 chroot(argv[2]);
308 if (errno!=0){
309 fprintf(stderr,"ERROR: can't change root to '%s' errno=%d\n",
310 argv[2],errno);
311 exit(errno);
312 }
313 ChangeRoot=1;
314 firstdir="/";
315 }
316 else{
317 firstdir=argv[2];
318 }
319 }
320 if (strcmp(firstdir,"")){
321 chdir(firstdir);
322 if (errno!=0){
323 fprintf(stderr,"ERROR: %s\n",strerror(errno));
324 exit(errno);
325 }
326 }
327 #else
328 fprintf(stderr,"ERROR: change root is not supported by your OS "
329 "or at least by this copy of rrdtool\n");
330 exit(1);
331 #endif
333 while (fgets(aLine, sizeof(aLine)-1, stdin)){
334 if ((argc = CountArgs(aLine)) == 0) {
335 fprintf(stderr,"ERROR: not enough arguments\n");
336 }
337 if ((myargv = (char **) malloc((argc+1) *
338 sizeof(char *))) == NULL) {
339 perror("malloc");
340 return -1;
341 }
342 if ((argc=CreateArgs(argv[0], aLine, argc, myargv)) < 0) {
343 fprintf(stderr, "ERROR: creating arguments\n");
344 return -1;
345 }
347 if (HandleInputLine(argc, myargv, stdout))
348 return -1;
349 free(myargv);
351 #if HAVE_GETRUSAGE
352 getrusage(RUSAGE_SELF,&myusage);
353 gettimeofday(¤ttime,&tz);
354 printf("OK u:%1.2f s:%1.2f r:%1.2f\n",
355 (double)myusage.ru_utime.tv_sec+
356 (double)myusage.ru_utime.tv_usec/1000000.0,
357 (double)myusage.ru_stime.tv_sec+
358 (double)myusage.ru_stime.tv_usec/1000000.0,
359 (double)(currenttime.tv_sec-starttime.tv_sec)
360 +(double)(currenttime.tv_usec-starttime.tv_usec)
361 /1000000.0);
362 #else
363 printf("OK\n");
364 #endif
365 fflush(stdout); /* this is important for pipes to work */
366 }
367 }
368 else if (argc == 2)
369 {
370 PrintUsage(argv[1]);
371 exit(0);
372 }
373 else if (argc == 3 && !strcmp(argv[1],"help"))
374 {
375 PrintUsage(argv[2]);
376 exit(0);
377 }
378 else
379 HandleInputLine(argc, argv, stderr);
380 return 0;
381 }
383 /* HandleInputLine is NOT thread safe - due to readdir issues,
384 resolving them portably is not really simple. */
385 int HandleInputLine(int argc, char **argv, FILE* out)
386 {
387 #if defined(HAVE_OPENDIR) && defined (HAVE_READDIR)
388 DIR *curdir; /* to read current dir with ls */
389 struct dirent *dent;
390 #endif
391 #if defined(HAVE_SYS_STAT_H)
392 struct stat st;
393 #endif
394 optind=0; /* reset gnu getopt */
395 opterr=0; /* no error messages */
397 if (RemoteMode){
398 if (argc>1 && strcmp("quit", argv[1]) == 0){
399 if (argc>2){
400 printf("ERROR: invalid parameter count for quit\n");
401 return(0);
402 }
403 exit(0);
404 }
405 #if defined(HAVE_OPENDIR) && defined(HAVE_READDIR) && defined(HAVE_CHDIR)
406 if (argc>1 && strcmp("cd", argv[1]) == 0){
407 if (argc>3){
408 printf("ERROR: invalid parameter count for cd\n");
409 return(0);
410 }
411 #if ! defined(HAVE_CHROOT) || ! defined(HAVE_GETUID)
412 if (getuid()==0 && ! ChangeRoot){
413 printf("ERROR: chdir security problem - rrdtool is runnig as "
414 "root an no chroot!\n");
415 return(0);
416 }
417 #endif
418 chdir(argv[2]);
419 if (errno!=0){
420 printf("ERROR: %s\n",strerror(errno));
421 }
422 return(0);
423 }
424 if (argc>1 && strcmp("mkdir", argv[1]) == 0){
425 if (argc>3){
426 printf("ERROR: invalid parameter count for mkdir\n");
427 return(0);
428 }
429 #if ! defined(HAVE_CHROOT) || ! defined(HAVE_GETUID)
430 if (getuid()==0 && ! ChangeRoot){
431 printf("ERROR: mkdir security problem - rrdtool is runnig as "
432 "root an no chroot!\n");
433 return(0);
434 }
435 #endif
436 mkdir(argv[2],0777);
437 if (errno!=0){
438 printf("ERROR: %s\n",strerror(errno));
439 }
440 return(0);
441 }
442 if (argc>1 && strcmp("ls", argv[1]) == 0){
443 if (argc>2){
444 printf("ERROR: invalid parameter count for ls\n");
445 return(0);
446 }
447 if ((curdir=opendir("."))!=NULL){
448 while((dent=readdir(curdir))!=NULL){
449 if (!stat(dent->d_name,&st)){
450 if (S_ISDIR(st.st_mode)){
451 printf("d %s\n",dent->d_name);
452 }
453 if (strlen(dent->d_name)>4 && S_ISREG(st.st_mode)){
454 if (!strcmp(dent->d_name+NAMLEN(dent)-4,".rrd") ||
455 !strcmp(dent->d_name+NAMLEN(dent)-4,".RRD")){
456 printf("- %s\n",dent->d_name);
457 }
458 }
459 }
460 }
461 }
462 else{
463 printf("ERROR: %s\n",strerror(errno));
464 return(errno);
465 }
466 return(0);
467 }
468 #endif /* opendir and readdir */
470 }
471 if (argc < 3
472 || strcmp("help", argv[1]) == 0
473 || strcmp("--help", argv[1]) == 0
474 || strcmp("-help", argv[1]) == 0
475 || strcmp("-?", argv[1]) == 0
476 || strcmp("-h", argv[1]) == 0 ) {
477 PrintUsage("");
478 return 0;
479 }
481 if (strcmp("create", argv[1]) == 0)
482 rrd_create(argc-1, &argv[1]);
483 else if (strcmp("dump", argv[1]) == 0)
484 rrd_dump(argc-1, &argv[1]);
485 else if (strcmp("info", argv[1]) == 0
486 || strcmp("updatev", argv[1]) == 0){
487 info_t *data,*save;
488 if (strcmp("info",argv[1]) == 0)
489 data=rrd_info(argc-1, &argv[1]);
490 else
491 data=rrd_update_v(argc-1, &argv[1]);
492 while (data) {
493 save=data;
494 printf ("%s = ", data->key);
495 free(data->key);
497 switch (data->type) {
498 case RD_I_VAL:
499 if (isnan (data->value.u_val))
500 printf("NaN");
501 else
502 printf ("%0.10e", data->value.u_val);
503 break;
504 case RD_I_CNT:
505 printf ("%lu", data->value.u_cnt);
506 break;
507 case RD_I_INT:
508 printf ("%d", data->value.u_int);
509 break;
510 case RD_I_STR:
511 printf ("\"%s\"", data->value.u_str);
512 free(data->value.u_str);
513 break;
514 }
515 data = data->next;
516 free(save);
517 printf ("\n");
518 }
519 free(data);
520 }
522 else if (strcmp("--version", argv[1]) == 0 ||
523 strcmp("version", argv[1]) == 0 ||
524 strcmp("v", argv[1]) == 0 ||
525 strcmp("-v", argv[1]) == 0 ||
526 strcmp("-version", argv[1]) == 0 )
527 printf("RRDtool 1.1.x Copyright (C) 1997-2003 by Tobias Oetiker <tobi@oetiker.ch>\n");
528 else if (strcmp("restore", argv[1]) == 0)
529 rrd_restore(argc-1, &argv[1]);
530 else if (strcmp("resize", argv[1]) == 0)
531 rrd_resize(argc-1, &argv[1]);
532 else if (strcmp("last", argv[1]) == 0)
533 printf("%ld\n",rrd_last(argc-1, &argv[1]));
534 else if (strcmp("update", argv[1]) == 0)
535 rrd_update(argc-1, &argv[1]);
536 else if (strcmp("fetch", argv[1]) == 0) {
537 time_t start,end, ti;
538 unsigned long step, ds_cnt,i,ii;
539 rrd_value_t *data,*datai;
540 char **ds_namv;
541 if (rrd_fetch(argc-1, &argv[1],&start,&end,&step,&ds_cnt,&ds_namv,&data) != -1) {
542 datai=data;
543 printf(" ");
544 for (i = 0; i<ds_cnt;i++)
545 printf("%20s",ds_namv[i]);
546 printf ("\n\n");
547 for (ti = start+step; ti <= end; ti += step){
548 printf("%10lu:", ti);
549 for (ii = 0; ii < ds_cnt; ii++)
550 printf(" %0.10e", *(datai++));
551 printf("\n");
552 }
553 for (i=0;i<ds_cnt;i++)
554 free(ds_namv[i]);
555 free(ds_namv);
556 free (data);
557 }
558 } else if (strcmp("xport", argv[1]) == 0) {
559 int xxsize;
560 unsigned long int j = 0;
561 time_t start,end, ti;
562 unsigned long step, col_cnt,row_cnt;
563 rrd_value_t *data,*ptr;
564 char **legend_v;
565 if(rrd_xport(argc-1, &argv[1], &xxsize,&start,&end,&step,&col_cnt,&legend_v,&data) != -1) {
566 row_cnt = (end-start)/step;
567 ptr = data;
568 printf("<?xml version=\"1.0\" encoding=\"%s\"?>\n\n", XML_ENCODING);
569 printf("<%s>\n", ROOT_TAG);
570 printf(" <%s>\n", META_TAG);
571 printf(" <%s>%lu</%s>\n", META_START_TAG, start+step, META_START_TAG);
572 printf(" <%s>%lu</%s>\n", META_STEP_TAG, step, META_STEP_TAG);
573 printf(" <%s>%lu</%s>\n", META_END_TAG, end, META_END_TAG);
574 printf(" <%s>%lu</%s>\n", META_ROWS_TAG, row_cnt, META_ROWS_TAG);
575 printf(" <%s>%lu</%s>\n", META_COLS_TAG, col_cnt, META_COLS_TAG);
576 printf(" <%s>\n", LEGEND_TAG);
577 for (j = 0; j < col_cnt; j++) {
578 char *entry = NULL;
579 entry = legend_v[j];
580 printf(" <%s>%s</%s>\n", LEGEND_ENTRY_TAG, entry, LEGEND_ENTRY_TAG);
581 free(entry);
582 }
583 free(legend_v);
584 printf(" </%s>\n", LEGEND_TAG);
585 printf(" </%s>\n", META_TAG);
586 printf(" <%s>\n", DATA_TAG);
587 for (ti = start+step; ti <= end; ti += step) {
588 printf (" <%s>", DATA_ROW_TAG);
589 printf ("<%s>%lu</%s>", COL_TIME_TAG, ti, COL_TIME_TAG);
590 for (j = 0; j < col_cnt; j++) {
591 rrd_value_t newval = DNAN;
592 newval = *ptr;
593 if(isnan(newval)){
594 printf("<%s>NaN</%s>", COL_DATA_TAG, COL_DATA_TAG);
595 } else {
596 printf("<%s>%0.10e</%s>", COL_DATA_TAG, newval, COL_DATA_TAG);
597 };
598 ptr++;
599 }
600 printf("</%s>\n", DATA_ROW_TAG);
601 }
602 free(data);
603 printf(" </%s>\n", DATA_TAG);
604 printf("</%s>\n", ROOT_TAG);
605 }
606 }
607 else if (strcmp("graph", argv[1]) == 0) {
608 char **calcpr;
609 const char *imgfile = argv[2]; /* rrd_graph changes argv pointer */
610 int xsize, ysize;
611 int i;
612 int tostdout = (strcmp(argv[2],"-") == 0);
613 if( rrd_graph(argc-1, &argv[1], &calcpr, &xsize, &ysize, NULL) != -1 ) {
614 if (!tostdout)
615 printf ("%dx%d\n",xsize,ysize);
616 if (calcpr) {
617 for(i=0;calcpr[i];i++){
618 if (!tostdout)
619 printf("%s\n",calcpr[i]);
620 free(calcpr[i]);
621 }
622 free(calcpr);
623 }
624 }
626 } else if (strcmp("tune", argv[1]) == 0)
627 rrd_tune(argc-1, &argv[1]);
628 else {
629 rrd_set_error("unknown function '%s'",argv[1]);
630 }
631 if (rrd_test_error()) {
632 fprintf(out, "ERROR: %s\n",rrd_get_error());
633 rrd_clear_error();
634 }
635 return(0);
636 }
638 int CountArgs(char *aLine)
639 {
640 int i=0;
641 int aCount = 0;
642 int inarg = 0;
643 while (aLine[i] == ' ') i++;
644 while (aLine[i] != 0){
645 if((aLine[i]== ' ') && inarg){
646 inarg = 0;
647 }
648 if((aLine[i]!= ' ') && ! inarg){
649 inarg = 1;
650 aCount++;
651 }
652 i++;
653 }
654 return aCount;
655 }
657 /*
658 * CreateArgs - take a string (aLine) and tokenize
659 */
660 int CreateArgs(char *pName, char *aLine, int argc, char **argv)
661 {
662 char *getP, *putP;
663 char **pargv = argv;
664 char Quote = 0;
665 int inArg = 0;
666 int len;
668 len = strlen(aLine);
669 /* remove trailing space and newlines */
670 while (len && aLine[len] <= ' ') {
671 aLine[len] = 0 ; len--;
672 }
673 /* sikp leading blanks */
674 while (*aLine && *aLine <= ' ') aLine++;
676 pargv[0] = pName;
677 argc = 1;
678 getP = aLine;
679 putP = aLine;
680 while (*getP){
681 switch (*getP) {
682 case ' ':
683 if (Quote){
684 *(putP++)=*getP;
685 } else
686 if(inArg) {
687 *(putP++) = 0;
688 inArg = 0;
689 }
690 break;
691 case '"':
692 case '\'':
693 if (Quote != 0) {
694 if (Quote == *getP)
695 Quote = 0;
696 else {
697 *(putP++)=*getP;
698 }
699 } else {
700 if(!inArg){
701 pargv[argc++] = putP;
702 inArg=1;
703 }
704 Quote = *getP;
705 }
706 break;
707 default:
708 if(!inArg){
709 pargv[argc++] = putP;
710 inArg=1;
711 }
712 *(putP++)=*getP;
713 break;
714 }
715 getP++;
716 }
718 *putP = '\0';
720 if (Quote)
721 return -1;
722 else
723 return argc;
724 }