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setup.h handles definition of _REENTRANT based on NEED_REENTRANT

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definition which might be defined in config.h or config-*.h files
This commit is contained in:
Yang Tse 2008-07-27 03:16:37 +00:00
parent 3d4fb5136d
commit 1ac1212925
5 changed files with 32 additions and 33 deletions
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17
ares/m4/reentrant.m4
View File

@ -310,7 +310,7 @@ dnl CARES_CHECK_NEED_REENTRANT_FUNCTIONS_R
dnl -------------------------------------------------
dnl Checks if the preprocessor _REENTRANT definition
dnl makes several _r functions compiler visible.
dnl Internal macro for CONFIGURE_REENTRANT.
dnl Internal macro for CARES_CONFIGURE_REENTRANT.
AC_DEFUN([CARES_CHECK_NEED_REENTRANT_FUNCTIONS_R], [
#
@ -351,23 +351,18 @@ dnl -------------------------------------------------
dnl This macro ensures that configuration tests done
dnl after this will execute with preprocessor symbol
dnl _REENTRANT defined. This macro also ensures that
dnl the generated config file will equally define it.
dnl Internal macro for CONFIGURE_REENTRANT.
dnl the generated config file defines NEED_REENTRANT
dnl and that in turn setup.h will define _REENTRANT.
dnl Internal macro for CARES_CONFIGURE_REENTRANT.
AC_DEFUN([CARES_CONFIGURE_FROM_NOW_ON_WITH_REENTRANT], [
AH_VERBATIM([NEED_REENTRANT],
[/* Configure process defines NEED_REENTRANT to 1 when it finds out that */
/* _REENTRANT is required or already defined for proper configuration. */
@%:@undef NEED_REENTRANT
@%:@if defined(NEED_REENTRANT) && !defined(_REENTRANT)
@%:@ define _REENTRANT
@%:@endif])
AC_DEFINE(NEED_REENTRANT, 1,
[Define to 1 if _REENTRANT preprocessor symbol must be defined.])
cat >>confdefs.h <<_ACEOF
[@%:@ifndef _REENTRANT
@%:@ define _REENTRANT
@%:@endif]
_ACEOF
AC_DEFINE(NEED_REENTRANT, 1, [])
])

8
ares/setup.h
View File

@ -40,13 +40,15 @@
#endif /* HAVE_CONFIG_H */
/*
* Solaris needs _REENTRANT set for a few function prototypes and
* HP-UX needs _REENTRANT set for a few function prototypes and
* things to appear in the system header files. Unixware needs it
* to build proper reentrant code. Others may also need it.
*/
#ifndef _REENTRANT
# define _REENTRANT
#ifdef NEED_REENTRANT
# ifndef _REENTRANT
# define _REENTRANT
# endif
#endif
/*

8
lib/setup.h
View File

@ -73,13 +73,15 @@
#endif /* HAVE_CONFIG_H */
/*
* Solaris needs _REENTRANT set for a few function prototypes and
* HP-UX needs _REENTRANT set for a few function prototypes and
* things to appear in the system header files. Unixware needs it
* to build proper reentrant code. Others may also need it.
*/
#ifndef _REENTRANT
# define _REENTRANT
#ifdef NEED_REENTRANT
# ifndef _REENTRANT
# define _REENTRANT
# endif
#endif
/*

17
m4/reentrant.m4
View File

@ -332,7 +332,7 @@ dnl CURL_CHECK_NEED_REENTRANT_FUNCTIONS_R
dnl -------------------------------------------------
dnl Checks if the preprocessor _REENTRANT definition
dnl makes several _r functions compiler visible.
dnl Internal macro for CONFIGURE_REENTRANT.
dnl Internal macro for CURL_CONFIGURE_REENTRANT.
AC_DEFUN([CURL_CHECK_NEED_REENTRANT_FUNCTIONS_R], [
#
@ -373,23 +373,18 @@ dnl -------------------------------------------------
dnl This macro ensures that configuration tests done
dnl after this will execute with preprocessor symbol
dnl _REENTRANT defined. This macro also ensures that
dnl the generated config file will equally define it.
dnl Internal macro for CONFIGURE_REENTRANT.
dnl the generated config file defines NEED_REENTRANT
dnl and that in turn setup.h will define _REENTRANT.
dnl Internal macro for CURL_CONFIGURE_REENTRANT.
AC_DEFUN([CURL_CONFIGURE_FROM_NOW_ON_WITH_REENTRANT], [
AH_VERBATIM([NEED_REENTRANT],
[/* Configure process defines NEED_REENTRANT to 1 when it finds out that */
/* _REENTRANT is required or already defined for proper configuration. */
@%:@undef NEED_REENTRANT
@%:@if defined(NEED_REENTRANT) && !defined(_REENTRANT)
@%:@ define _REENTRANT
@%:@endif])
AC_DEFINE(NEED_REENTRANT, 1,
[Define to 1 if _REENTRANT preprocessor symbol must be defined.])
cat >>confdefs.h <<_ACEOF
[@%:@ifndef _REENTRANT
@%:@ define _REENTRANT
@%:@endif]
_ACEOF
AC_DEFINE(NEED_REENTRANT, 1, [])
])

15
src/setup.h
View File

@ -72,11 +72,16 @@
#endif /* HAVE_CONFIG_H */
#if defined(CURLDEBUG) && defined(CURLTOOLDEBUG)
/* This is an ugly hack for CURLDEBUG conditions only. We need to include
the file here, since it might set the _FILE_OFFSET_BITS define, which must
be set BEFORE all normal system headers. */
#include "../lib/setup.h"
/*
* HP-UX needs _REENTRANT set for a few function prototypes and
* things to appear in the system header files. Unixware needs it
* to build proper reentrant code. Others may also need it.
*/
#ifdef NEED_REENTRANT
# ifndef _REENTRANT
# define _REENTRANT
# endif
#endif
/*