88 lines
2.4 KiB
Plaintext
88 lines
2.4 KiB
Plaintext
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dnl RACOON_PATH_LIBS(FUNCTION, LIB, SEARCH-PATHS [, ACTION-IF-FOUND
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dnl [, ACTION-IF-NOT-FOUND [, OTHER-LIBRARIES]]])
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dnl Search for a library defining FUNC, if it's not already available.
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AC_DEFUN(RACOON_PATH_LIBS,
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[AC_PREREQ([2.13])
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AC_CACHE_CHECK([for $2 containing $1], [ac_cv_search_$1],
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[ac_func_search_save_LIBS="$LIBS"
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ac_cv_search_$1="no"
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AC_TRY_LINK_FUNC([$1], [ac_cv_search_$1="none required"],
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[LIBS="-l$2 $LIBS"
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AC_TRY_LINK_FUNC([$1], [ac_cv_search_$1="-l$2"], [])])
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LIBS="$ac_func_search_save_LIBS"
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test "$ac_cv_search_$1" = "no" && for i in $3; do
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LIBS="-L$i -l$2 $ac_func_search_save_LIBS"
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AC_TRY_LINK_FUNC([$1],
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[ac_cv_search_$1="-L$i -l$2"
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break])
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done
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LIBS="$ac_func_search_save_LIBS"])
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if test "$ac_cv_search_$1" != "no"; then
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test "$ac_cv_search_$1" = "none required" || LIBS="$ac_cv_search_$1 $LIBS"
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$4
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else :
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$5
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fi])
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AC_DEFUN(RACOON_SEARCH_HEADER,
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[AC_PREREQ([2.13])
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AC_MSG_CHECKING(for $1)
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AC_TRY_CPP([#include <$1>], [], [
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ac_func_search_save_CPPFLAGS="$CPPFLAGS"
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ac_add_path="no"
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for i in $2; do
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CPPFLAGS="-I$i $CPPFLAGS"
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AC_TRY_CPP([#include <$1>],
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[ac_add_path=$i])
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CPPFLAGS="$ac_func_search_save_CPPFLAGS"
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if test "$ac_add_path" != "no"; then
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break
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fi
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done
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if test "$ac_add_path" != "no"; then
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CPPFLAGS="-I$ac_add_path $CPPFLAGS"
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fi
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AC_MSG_RESULT($ac_add_path)
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])])
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dnl
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dnl openssl 0.94 or higher recommends user to include header files as
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dnl openssl/foo.h, not foo.h with -Ipath/openssl.
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dnl RACOON_SEARCH_OPENSSL copes with this.
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dnl
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AC_DEFUN(RACOON_SEARCH_OPENSSL,
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[AC_PREREQ([2.13])
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AC_MSG_CHECKING(for openssl include path)
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AC_TRY_CPP([#include <openssl/opensslv.h>],
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[AC_EGREP_CPP(yes, [#include <openssl/opensslv.h>
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#if OPENSSL_VERSION_NUMBER >= 0x00904100L
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yes
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#endif], [include_path_openssl=yes])], [
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ac_func_search_save_CPPFLAGS="$CPPFLAGS"
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ac_add_path="no"
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for i in $1; do
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CPPFLAGS="-I$i $CPPFLAGS"
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AC_TRY_CPP([#include <openssl/opensslv.h>],
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[AC_EGREP_CPP(yes, [#include <openssl/opensslv.h>
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#if OPENSSL_VERSION_NUMBER >= 0x00904100L
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yes
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#endif], [ac_add_path=$i])])
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CPPFLAGS="$ac_func_search_save_CPPFLAGS"
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if test "$ac_add_path" != "no"; then
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break
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fi
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done
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if test "$ac_add_path" != "no"; then
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CPPFLAGS="-I$ac_add_path $CPPFLAGS"
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include_path_openssl=yes
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fi
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])
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if test "x$include_path_openssl" = "xyes"; then
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AC_MSG_RESULT(include path needs openssl)
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AC_DEFINE(INCLUDE_PATH_OPENSSL)
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else
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AC_MSG_RESULT(pre-0.94 include path)
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fi
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])
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