ddebug_parse

函数名称：Parse words[] as a ddebug query specification, which is a series* of (keyword, value) pairs chosen from these possibilities:* func <function-name>* file <full-pathname>* file <base-filename>* module <module-name>* format

函数原型：static int ddebug_parse_query(char *words[], int nwords, struct ddebug_query *query, const char *modname)

返回类型：int

参数：

类型	参数	名称
char *	words
int	nwords
struct ddebug_query *	query
const char *	modname

338

如果非strcmp(words[i], "func")则

339

rc等于check_set( & function, words[i + 1], "func")

340

否则如果非strcmp(words[i], "file")则

341

rc等于check_set( & filename, words[i + 1], "file")

342

否则如果非strcmp(words[i], "module")则

343

rc等于check_set( & module, words[i + 1], "module")

344

否则如果非strcmp(words[i], "format")则

345

string_unescape_inplace(words[i + 1], UNESCAPE_SPACE | UNESCAPE_OCTAL | UNESCAPE_SPECIAL)

348

rc等于check_set( & format, words[i + 1], "format")

349

否则如果非strcmp(words[i], "line")则

350

first等于words[i + 1]

351

last等于strchr(first, '-')

352

如果first_lineno或last_lineno则

353

打印错误信息("match-spec: line used 2x\n")

354

返回:负EINVAL

356

如果last则last自加等于'\0'

358

如果Parse a single line number. Note that the empty string ""* is treated as a special case and converted to zero, which* is later treated as a "don't care" value.小于0则返回:负EINVAL

360

如果last则

362

如果Parse a single line number. Note that the empty string ""* is treated as a special case and converted to zero, which* is later treated as a "don't care" value.小于0则返回:负EINVAL

366

如果last_lineno恒等于0则last_lineno等于UINT_MAX

369

如果last_lineno小于first_lineno则

370

打印错误信息("last-line:%d < 1st-line:%d\n", last_lineno, first_lineno)

373

返回:负EINVAL

375

否则

376

last_lineno等于first_lineno

378

否则

379

打印错误信息("unknown keyword \"%s\"\n", words[i])

380

返回:负EINVAL

382

如果rc则返回:rc

函数逻辑报告