Changeset 1783 for pjproject/trunk/pjlib/include/pj/config.h
- Timestamp:
- Feb 7, 2008 1:11:39 PM (16 years ago)
- File:
-
- 1 edited
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pjproject/trunk/pjlib/include/pj/config.h
r1748 r1783 486 486 * aware of this constant, to make sure that the program will not break when 487 487 * the underlying implementation changes. 488 *489 * For implementation based on select(), the value here will be used as the490 * maximum number of socket handles passed to select() (i.e. FD_SETSIZE will491 * be set to this value).492 *493 * Default: if FD_SETSIZE is defined and the value is greather than 256,494 * then it will be used. Otherwise 256 (64 for WinCE).495 488 */ 496 489 #ifndef PJ_IOQUEUE_MAX_HANDLES … … 539 532 540 533 /** 534 * Determine if FD_SETSIZE is changeable/set-able. If so, then we will 535 * set it to PJ_IOQUEUE_MAX_HANDLES. 536 */ 537 /* This is awful, as we should actually check for __GLIBC__ rather than 538 * __GNUC__. But alas! Libc headers are not included yet at this stage. 539 */ 540 #ifdef __GNUC__ 541 # define PJ_FD_SETSIZE_SETABLE 0 542 #else 543 # define PJ_FD_SETSIZE_SETABLE 1 544 #endif 545 546 /** 541 547 * Overrides FD_SETSIZE so it is consistent throughout the library. 542 * OS specific configuration header (compat/os_*) might have declared 543 * FD_SETSIZE, thus we only set if it hasn't been declared. 548 * We only do this if we detected that FD_SETSIZE is changeable. 544 549 * 545 550 * Default: #PJ_IOQUEUE_MAX_HANDLES 546 551 */ 547 #ifndef FD_SETSIZE 548 # define FD_SETSIZE PJ_IOQUEUE_MAX_HANDLES 549 #endif 552 #if PJ_FD_SETSIZE_SETABLE 553 /* Only override FD_SETSIZE if the value has not been set */ 554 # ifndef FD_SETSIZE 555 # define FD_SETSIZE PJ_IOQUEUE_MAX_HANDLES 556 # endif 557 #else 558 /* When FD_SETSIZE is not changeable, check if PJ_IOQUEUE_MAX_HANDLES 559 * is lower than FD_SETSIZE value. 560 */ 561 # ifdef FD_SETSIZE 562 # if PJ_IOQUEUE_MAX_HANDLES > FD_SETSIZE 563 # error "PJ_IOQUEUE_MAX_HANDLES is greater than FD_SETSIZE" 564 # endif 565 # endif 566 #endif 567 550 568 551 569 /**
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