RPM Package Manager, CVS Repository
  http://rpm5.org/cvs/
  ____________________________________________________________________________

  Server: rpm5.org                         Name:   Ralf S. Engelschall
  Root:   /v/rpm/cvs                       Email:  rse@rpm5.org
  Module: rpm                              Date:   01-Nov-2007 23:12:40
  Branch: HEAD                             Handle: 2007110122124000

  Modified files:
    rpm                     configure.ac

  Log:
    ok, third attempt: this time really check whether PCRE POSIX API can
    be *used*

  Summary:
    Revision    Changes     Path
    2.246       +10 -5      rpm/configure.ac
  ____________________________________________________________________________

  patch -p0 <<'@@ .'
  Index: rpm/configure.ac
  ============================================================================
  $ cvs diff -u -r2.245 -r2.246 configure.ac
  --- rpm/configure.ac	1 Nov 2007 19:22:53 -0000	2.245
  +++ rpm/configure.ac	1 Nov 2007 22:12:40 -0000	2.246
  @@ -973,12 +973,17 @@
       [PCRE], [pcre],
       [pcre], [pcre_compile], [pcre.h],
       [no,external:none], [],
  -    [ AC_CHECK_HEADERS(pcreposix.h, [
  -          AC_CHECK_LIB(pcreposix, regcomp, [
  -              AC_DEFINE(WITH_PCRE_POSIX, 1, [Define as 1 if PCRE's POSIX API is available])
  -              LIBS="-lpcreposix $LIBS"
  -          ])
  +    [ dnl # make sure PCRE POSIX API can be really _USED_ by RPM
  +      LIBS_SAVED="$LIBS"
  +      LIBS="-lpcreposix $LIBS"
  +      AC_LINK_IFELSE([
  +          AC_LANG_PROGRAM([#include <pcreposix.h>], [(void)regcomp(0, 0, 0)])
  +      ], [
  +          AC_DEFINE(WITH_PCRE_POSIX, 1, [Define as 1 if PCRE's POSIX API is available])
  +      ], [
  +          LIBS="$LIBS_SAVED"
         ])
  +      dnl # enable PCRE native API support for embedded Lua
         if test ".$WITH_LUA" = .yes; then
             WITH_LUA_SUBDIR_DEF="$WITH_LUA_SUBDIR_DEF -DLUA_USE_PCRE"
         fi
  @@ .