aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--ares/configure.ac8
-rw-r--r--ares/m4/cares-functions.m4516
2 files changed, 522 insertions, 2 deletions
diff --git a/ares/configure.ac b/ares/configure.ac
index 80b5be6f5..6468dbe66 100644
--- a/ares/configure.ac
+++ b/ares/configure.ac
@@ -449,6 +449,7 @@ if test "$ac_cv_lib_resolve_strcasecmp" = "$ac_cv_func_strcasecmp"; then
,
-lnsl)
fi
+ac_cv_func_strcasecmp="no"
dnl socket lib?
AC_CHECK_FUNC(connect, , [ AC_CHECK_LIB(socket, connect) ])
@@ -643,7 +644,14 @@ CURL_CHECK_FUNC_RECVFROM
CURL_CHECK_FUNC_SEND
CURL_CHECK_MSG_NOSIGNAL
+CARES_CHECK_FUNC_STRCASECMP
+CARES_CHECK_FUNC_STRCMPI
CARES_CHECK_FUNC_STRDUP
+CARES_CHECK_FUNC_STRICMP
+CARES_CHECK_FUNC_STRNCASECMP
+CARES_CHECK_FUNC_STRNCMPI
+CARES_CHECK_FUNC_STRNICMP
+
dnl check for AF_INET6
CARES_CHECK_CONSTANT(
diff --git a/ares/m4/cares-functions.m4 b/ares/m4/cares-functions.m4
index 3d263cafc..70864ab7b 100644
--- a/ares/m4/cares-functions.m4
+++ b/ares/m4/cares-functions.m4
@@ -22,7 +22,7 @@
dnl CARES_INCLUDES_STRING
dnl -------------------------------------------------
dnl Set up variable with list of headers that must be
-dnl included when string.h is to be included.
+dnl included when string(s).h is to be included.
AC_DEFUN([CARES_INCLUDES_STRING], [
cares_includes_string="\
@@ -33,13 +33,186 @@ cares_includes_string="\
#ifdef HAVE_STRING_H
# include <string.h>
#endif
+#ifdef HAVE_STRINGS_H
+# include <strings.h>
+#endif
/* includes end */"
AC_CHECK_HEADERS(
- sys/types.h string.h,
+ sys/types.h string.h strings.h,
[], [], [$cares_includes_string])
])
+dnl CARES_CHECK_FUNC_STRCASECMP
+dnl -------------------------------------------------
+dnl Verify if strcasecmp is available, prototyped, and
+dnl can be compiled. If all of these are true, and
+dnl usage has not been previously disallowed with
+dnl shell variable cares_disallow_strcasecmp, then
+dnl HAVE_STRCASECMP will be defined.
+
+AC_DEFUN([CARES_CHECK_FUNC_STRCASECMP], [
+ AC_REQUIRE([CARES_INCLUDES_STRING])dnl
+ #
+ tst_links_strcasecmp="unknown"
+ tst_proto_strcasecmp="unknown"
+ tst_compi_strcasecmp="unknown"
+ tst_allow_strcasecmp="unknown"
+ #
+ AC_MSG_CHECKING([if strcasecmp can be linked])
+ AC_LINK_IFELSE([
+ AC_LANG_FUNC_LINK_TRY([strcasecmp])
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_links_strcasecmp="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_links_strcasecmp="no"
+ ])
+ #
+ if test "$tst_links_strcasecmp" = "yes"; then
+ AC_MSG_CHECKING([if strcasecmp is prototyped])
+ AC_EGREP_CPP([strcasecmp],[
+ $cares_includes_string
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_proto_strcasecmp="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_proto_strcasecmp="no"
+ ])
+ fi
+ #
+ if test "$tst_proto_strcasecmp" = "yes"; then
+ AC_MSG_CHECKING([if strcasecmp is compilable])
+ AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM([[
+ $cares_includes_string
+ ]],[[
+ if(0 != strcasecmp(0, 0))
+ return 1;
+ ]])
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_compi_strcasecmp="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_compi_strcasecmp="no"
+ ])
+ fi
+ #
+ if test "$tst_compi_strcasecmp" = "yes"; then
+ AC_MSG_CHECKING([if strcasecmp usage allowed])
+ if test "x$cares_disallow_strcasecmp" != "xyes"; then
+ AC_MSG_RESULT([yes])
+ tst_allow_strcasecmp="yes"
+ else
+ AC_MSG_RESULT([no])
+ tst_allow_strcasecmp="no"
+ fi
+ fi
+ #
+ AC_MSG_CHECKING([if strcasecmp might be used])
+ if test "$tst_links_strcasecmp" = "yes" &&
+ test "$tst_proto_strcasecmp" = "yes" &&
+ test "$tst_compi_strcasecmp" = "yes" &&
+ test "$tst_allow_strcasecmp" = "yes"; then
+ AC_MSG_RESULT([yes])
+ AC_DEFINE_UNQUOTED(HAVE_STRCASECMP, 1,
+ [Define to 1 if you have the strcasecmp function.])
+ ac_cv_func_strcasecmp="yes"
+ else
+ AC_MSG_RESULT([no])
+ ac_cv_func_strcasecmp="no"
+ fi
+])
+
+
+dnl CARES_CHECK_FUNC_STRCMPI
+dnl -------------------------------------------------
+dnl Verify if strcmpi is available, prototyped, and
+dnl can be compiled. If all of these are true, and
+dnl usage has not been previously disallowed with
+dnl shell variable cares_disallow_strcmpi, then
+dnl HAVE_STRCMPI will be defined.
+
+AC_DEFUN([CARES_CHECK_FUNC_STRCMPI], [
+ AC_REQUIRE([CARES_INCLUDES_STRING])dnl
+ #
+ tst_links_strcmpi="unknown"
+ tst_proto_strcmpi="unknown"
+ tst_compi_strcmpi="unknown"
+ tst_allow_strcmpi="unknown"
+ #
+ AC_MSG_CHECKING([if strcmpi can be linked])
+ AC_LINK_IFELSE([
+ AC_LANG_FUNC_LINK_TRY([strcmpi])
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_links_strcmpi="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_links_strcmpi="no"
+ ])
+ #
+ if test "$tst_links_strcmpi" = "yes"; then
+ AC_MSG_CHECKING([if strcmpi is prototyped])
+ AC_EGREP_CPP([strcmpi],[
+ $cares_includes_string
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_proto_strcmpi="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_proto_strcmpi="no"
+ ])
+ fi
+ #
+ if test "$tst_proto_strcmpi" = "yes"; then
+ AC_MSG_CHECKING([if strcmpi is compilable])
+ AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM([[
+ $cares_includes_string
+ ]],[[
+ if(0 != strcmpi(0, 0))
+ return 1;
+ ]])
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_compi_strcmpi="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_compi_strcmpi="no"
+ ])
+ fi
+ #
+ if test "$tst_compi_strcmpi" = "yes"; then
+ AC_MSG_CHECKING([if strcmpi usage allowed])
+ if test "x$cares_disallow_strcmpi" != "xyes"; then
+ AC_MSG_RESULT([yes])
+ tst_allow_strcmpi="yes"
+ else
+ AC_MSG_RESULT([no])
+ tst_allow_strcmpi="no"
+ fi
+ fi
+ #
+ AC_MSG_CHECKING([if strcmpi might be used])
+ if test "$tst_links_strcmpi" = "yes" &&
+ test "$tst_proto_strcmpi" = "yes" &&
+ test "$tst_compi_strcmpi" = "yes" &&
+ test "$tst_allow_strcmpi" = "yes"; then
+ AC_MSG_RESULT([yes])
+ AC_DEFINE_UNQUOTED(HAVE_STRCMPI, 1,
+ [Define to 1 if you have the strcmpi function.])
+ ac_cv_func_strcmpi="yes"
+ else
+ AC_MSG_RESULT([no])
+ ac_cv_func_strcmpi="no"
+ fi
+])
+
+
dnl CARES_CHECK_FUNC_STRDUP
dnl -------------------------------------------------
dnl Verify if strdup is available, prototyped, and
@@ -124,3 +297,342 @@ AC_DEFUN([CARES_CHECK_FUNC_STRDUP], [
fi
])
+
+dnl CARES_CHECK_FUNC_STRICMP
+dnl -------------------------------------------------
+dnl Verify if stricmp is available, prototyped, and
+dnl can be compiled. If all of these are true, and
+dnl usage has not been previously disallowed with
+dnl shell variable cares_disallow_stricmp, then
+dnl HAVE_STRICMP will be defined.
+
+AC_DEFUN([CARES_CHECK_FUNC_STRICMP], [
+ AC_REQUIRE([CARES_INCLUDES_STRING])dnl
+ #
+ tst_links_stricmp="unknown"
+ tst_proto_stricmp="unknown"
+ tst_compi_stricmp="unknown"
+ tst_allow_stricmp="unknown"
+ #
+ AC_MSG_CHECKING([if stricmp can be linked])
+ AC_LINK_IFELSE([
+ AC_LANG_FUNC_LINK_TRY([stricmp])
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_links_stricmp="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_links_stricmp="no"
+ ])
+ #
+ if test "$tst_links_stricmp" = "yes"; then
+ AC_MSG_CHECKING([if stricmp is prototyped])
+ AC_EGREP_CPP([stricmp],[
+ $cares_includes_string
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_proto_stricmp="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_proto_stricmp="no"
+ ])
+ fi
+ #
+ if test "$tst_proto_stricmp" = "yes"; then
+ AC_MSG_CHECKING([if stricmp is compilable])
+ AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM([[
+ $cares_includes_string
+ ]],[[
+ if(0 != stricmp(0, 0))
+ return 1;
+ ]])
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_compi_stricmp="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_compi_stricmp="no"
+ ])
+ fi
+ #
+ if test "$tst_compi_stricmp" = "yes"; then
+ AC_MSG_CHECKING([if stricmp usage allowed])
+ if test "x$cares_disallow_stricmp" != "xyes"; then
+ AC_MSG_RESULT([yes])
+ tst_allow_stricmp="yes"
+ else
+ AC_MSG_RESULT([no])
+ tst_allow_stricmp="no"
+ fi
+ fi
+ #
+ AC_MSG_CHECKING([if stricmp might be used])
+ if test "$tst_links_stricmp" = "yes" &&
+ test "$tst_proto_stricmp" = "yes" &&
+ test "$tst_compi_stricmp" = "yes" &&
+ test "$tst_allow_stricmp" = "yes"; then
+ AC_MSG_RESULT([yes])
+ AC_DEFINE_UNQUOTED(HAVE_STRICMP, 1,
+ [Define to 1 if you have the stricmp function.])
+ ac_cv_func_stricmp="yes"
+ else
+ AC_MSG_RESULT([no])
+ ac_cv_func_stricmp="no"
+ fi
+])
+
+
+dnl CARES_CHECK_FUNC_STRNCASECMP
+dnl -------------------------------------------------
+dnl Verify if strncasecmp is available, prototyped, and
+dnl can be compiled. If all of these are true, and
+dnl usage has not been previously disallowed with
+dnl shell variable cares_disallow_strncasecmp, then
+dnl HAVE_STRNCASECMP will be defined.
+
+AC_DEFUN([CARES_CHECK_FUNC_STRNCASECMP], [
+ AC_REQUIRE([CARES_INCLUDES_STRING])dnl
+ #
+ tst_links_strncasecmp="unknown"
+ tst_proto_strncasecmp="unknown"
+ tst_compi_strncasecmp="unknown"
+ tst_allow_strncasecmp="unknown"
+ #
+ AC_MSG_CHECKING([if strncasecmp can be linked])
+ AC_LINK_IFELSE([
+ AC_LANG_FUNC_LINK_TRY([strncasecmp])
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_links_strncasecmp="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_links_strncasecmp="no"
+ ])
+ #
+ if test "$tst_links_strncasecmp" = "yes"; then
+ AC_MSG_CHECKING([if strncasecmp is prototyped])
+ AC_EGREP_CPP([strncasecmp],[
+ $cares_includes_string
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_proto_strncasecmp="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_proto_strncasecmp="no"
+ ])
+ fi
+ #
+ if test "$tst_proto_strncasecmp" = "yes"; then
+ AC_MSG_CHECKING([if strncasecmp is compilable])
+ AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM([[
+ $cares_includes_string
+ ]],[[
+ if(0 != strncasecmp(0, 0, 0))
+ return 1;
+ ]])
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_compi_strncasecmp="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_compi_strncasecmp="no"
+ ])
+ fi
+ #
+ if test "$tst_compi_strncasecmp" = "yes"; then
+ AC_MSG_CHECKING([if strncasecmp usage allowed])
+ if test "x$cares_disallow_strncasecmp" != "xyes"; then
+ AC_MSG_RESULT([yes])
+ tst_allow_strncasecmp="yes"
+ else
+ AC_MSG_RESULT([no])
+ tst_allow_strncasecmp="no"
+ fi
+ fi
+ #
+ AC_MSG_CHECKING([if strncasecmp might be used])
+ if test "$tst_links_strncasecmp" = "yes" &&
+ test "$tst_proto_strncasecmp" = "yes" &&
+ test "$tst_compi_strncasecmp" = "yes" &&
+ test "$tst_allow_strncasecmp" = "yes"; then
+ AC_MSG_RESULT([yes])
+ AC_DEFINE_UNQUOTED(HAVE_STRNCASECMP, 1,
+ [Define to 1 if you have the strncasecmp function.])
+ ac_cv_func_strncasecmp="yes"
+ else
+ AC_MSG_RESULT([no])
+ ac_cv_func_strncasecmp="no"
+ fi
+])
+
+
+dnl CARES_CHECK_FUNC_STRNCMPI
+dnl -------------------------------------------------
+dnl Verify if strncmpi is available, prototyped, and
+dnl can be compiled. If all of these are true, and
+dnl usage has not been previously disallowed with
+dnl shell variable cares_disallow_strncmpi, then
+dnl HAVE_STRNCMPI will be defined.
+
+AC_DEFUN([CARES_CHECK_FUNC_STRNCMPI], [
+ AC_REQUIRE([CARES_INCLUDES_STRING])dnl
+ #
+ tst_links_strncmpi="unknown"
+ tst_proto_strncmpi="unknown"
+ tst_compi_strncmpi="unknown"
+ tst_allow_strncmpi="unknown"
+ #
+ AC_MSG_CHECKING([if strncmpi can be linked])
+ AC_LINK_IFELSE([
+ AC_LANG_FUNC_LINK_TRY([strncmpi])
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_links_strncmpi="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_links_strncmpi="no"
+ ])
+ #
+ if test "$tst_links_strncmpi" = "yes"; then
+ AC_MSG_CHECKING([if strncmpi is prototyped])
+ AC_EGREP_CPP([strncmpi],[
+ $cares_includes_string
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_proto_strncmpi="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_proto_strncmpi="no"
+ ])
+ fi
+ #
+ if test "$tst_proto_strncmpi" = "yes"; then
+ AC_MSG_CHECKING([if strncmpi is compilable])
+ AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM([[
+ $cares_includes_string
+ ]],[[
+ if(0 != strncmpi(0, 0))
+ return 1;
+ ]])
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_compi_strncmpi="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_compi_strncmpi="no"
+ ])
+ fi
+ #
+ if test "$tst_compi_strncmpi" = "yes"; then
+ AC_MSG_CHECKING([if strncmpi usage allowed])
+ if test "x$cares_disallow_strncmpi" != "xyes"; then
+ AC_MSG_RESULT([yes])
+ tst_allow_strncmpi="yes"
+ else
+ AC_MSG_RESULT([no])
+ tst_allow_strncmpi="no"
+ fi
+ fi
+ #
+ AC_MSG_CHECKING([if strncmpi might be used])
+ if test "$tst_links_strncmpi" = "yes" &&
+ test "$tst_proto_strncmpi" = "yes" &&
+ test "$tst_compi_strncmpi" = "yes" &&
+ test "$tst_allow_strncmpi" = "yes"; then
+ AC_MSG_RESULT([yes])
+ AC_DEFINE_UNQUOTED(HAVE_STRNCMPI, 1,
+ [Define to 1 if you have the strncmpi function.])
+ ac_cv_func_strncmpi="yes"
+ else
+ AC_MSG_RESULT([no])
+ ac_cv_func_strncmpi="no"
+ fi
+])
+
+
+dnl CARES_CHECK_FUNC_STRNICMP
+dnl -------------------------------------------------
+dnl Verify if strnicmp is available, prototyped, and
+dnl can be compiled. If all of these are true, and
+dnl usage has not been previously disallowed with
+dnl shell variable cares_disallow_strnicmp, then
+dnl HAVE_STRNICMP will be defined.
+
+AC_DEFUN([CARES_CHECK_FUNC_STRNICMP], [
+ AC_REQUIRE([CARES_INCLUDES_STRING])dnl
+ #
+ tst_links_strnicmp="unknown"
+ tst_proto_strnicmp="unknown"
+ tst_compi_strnicmp="unknown"
+ tst_allow_strnicmp="unknown"
+ #
+ AC_MSG_CHECKING([if strnicmp can be linked])
+ AC_LINK_IFELSE([
+ AC_LANG_FUNC_LINK_TRY([strnicmp])
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_links_strnicmp="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_links_strnicmp="no"
+ ])
+ #
+ if test "$tst_links_strnicmp" = "yes"; then
+ AC_MSG_CHECKING([if strnicmp is prototyped])
+ AC_EGREP_CPP([strnicmp],[
+ $cares_includes_string
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_proto_strnicmp="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_proto_strnicmp="no"
+ ])
+ fi
+ #
+ if test "$tst_proto_strnicmp" = "yes"; then
+ AC_MSG_CHECKING([if strnicmp is compilable])
+ AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM([[
+ $cares_includes_string
+ ]],[[
+ if(0 != strnicmp(0, 0))
+ return 1;
+ ]])
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_compi_strnicmp="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_compi_strnicmp="no"
+ ])
+ fi
+ #
+ if test "$tst_compi_strnicmp" = "yes"; then
+ AC_MSG_CHECKING([if strnicmp usage allowed])
+ if test "x$cares_disallow_strnicmp" != "xyes"; then
+ AC_MSG_RESULT([yes])
+ tst_allow_strnicmp="yes"
+ else
+ AC_MSG_RESULT([no])
+ tst_allow_strnicmp="no"
+ fi
+ fi
+ #
+ AC_MSG_CHECKING([if strnicmp might be used])
+ if test "$tst_links_strnicmp" = "yes" &&
+ test "$tst_proto_strnicmp" = "yes" &&
+ test "$tst_compi_strnicmp" = "yes" &&
+ test "$tst_allow_strnicmp" = "yes"; then
+ AC_MSG_RESULT([yes])
+ AC_DEFINE_UNQUOTED(HAVE_STRNICMP, 1,
+ [Define to 1 if you have the strnicmp function.])
+ ac_cv_func_strnicmp="yes"
+ else
+ AC_MSG_RESULT([no])
+ ac_cv_func_strnicmp="no"
+ fi
+])