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comparison lwlib/xlwmenu.c @ 410:de805c49cfc1 r21-2-35

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Import from CVS: tag r21-2-35
author cvs
date Mon, 13 Aug 2007 11:19:21 +0200
parents 2f8bb876ab1d
children 697ef44129c6
comparison
equal deleted inserted replaced
409:301b9ebbdf3b 410:de805c49cfc1
514 { 514 {
515 { "labelString", "LabelString", XtRString, sizeof(String), 515 { "labelString", "LabelString", XtRString, sizeof(String),
516 0, XtRImmediate, 0 } 516 0, XtRImmediate, 0 }
517 }; 517 };
518 518
519 /* 519 /* This function searches STRING for parameter inserts of the form:
520 * This function looks through string searching for parameter 520 %[padding]1
521 * inserts of the form: 521 padding is either space (' ') or dash ('-') meaning
522 * %[padding]1 522 padding to the left or right of the inserted parameter.
523 * padding is space (' ') or dash ('-') characters meaning 523 In essence, all %1 strings are replaced by VALUE in the return value.
524 * padding to the left or right of the inserted parameter. 524 The caller is expected to free the return value using XtFree().
525 * In essence all %1 strings are replaced by value in the return 525 %% means insert one % (like printf).
526 * value (which the caller is expected to free). 526 %1 means insert VALUE.
527 * %% means insert one % (like printf). 527 %-1 means insert VALUE followed by one space. The latter is
528 * %1 means insert value. 528 not inserted if VALUE is a zero length string.
529 * %-1 means insert value followed by one space. The latter is 529 */
530 * not inserted if value is a zero length string.
531 */
532 static char* 530 static char*
533 parameterize_string (const char *string, const char *value) 531 parameterize_string (const char *string, const char *value)
534 { 532 {
535 char *percent; 533 const char *percent;
536 char *result; 534 char *result;
537 unsigned int done = 0; 535 unsigned int done = 0;
538 unsigned int ntimes; 536 unsigned int ntimes;
539 537
540 if (!string) 538 if (!string)
541 { 539 {
542 result = XtMalloc(1); 540 result = XtMalloc(1);
543 result[0] = '\0'; 541 result[0] = '\0';
544 return (result); 542 return result;
545 } 543 }
546 544
547 if (!value) 545 if (!value)
548 value = ""; 546 value = "";
549 547
550 for (ntimes = 1, result = (char *) string; (percent = strchr(result, '%')); 548 for (ntimes = 1, percent = string;
549 (percent = strchr (percent, '%'));
551 ntimes++) 550 ntimes++)
552 result = &percent[1]; 551 percent++;
553 552
554 result = XtMalloc ((ntimes * strlen(value)) + strlen(string) + 4); 553 result = XtMalloc ((ntimes * strlen(value)) + strlen(string) + 4);
555 result[0] = '\0'; 554 result[0] = '\0';
556 555
557 while ((percent = strchr(string, '%'))) 556 while ((percent = strchr (string, '%')))
558 { 557 {
559 unsigned int left_pad; 558 unsigned int left_pad;
560 unsigned int right_pad; 559 unsigned int right_pad;
561 char *p; 560 const char *p;
562 561
563 if (percent[1] == '%') 562 if (percent[1] == '%')
564 { /* it's a real % */ 563 { /* it's a real % */
565 strncat (result, string, 1 + percent - string); /* incl % */ 564 strncat (result, string, 1 + percent - string); /* incl % */
566 string = &percent[2]; /* after the second '%' */ 565 string = &percent[2]; /* after the second '%' */