1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/build/autoconf/mozheader.m4 Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,32 @@
1.4 +dnl This Source Code Form is subject to the terms of the Mozilla Public
1.5 +dnl License, v. 2.0. If a copy of the MPL was not distributed with this
1.6 +dnl file, You can obtain one at http://mozilla.org/MPL/2.0/.
1.7 +
1.8 +dnl MOZ_CHECK_HEADER(HEADER-FILE, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND [, INCLUDES]]])
1.9 +AC_DEFUN([MOZ_CHECK_HEADER],
1.10 +[ dnl Do the transliteration at runtime so arg 1 can be a shell variable.
1.11 + ac_safe=`echo "$1" | sed 'y%./+-%__p_%'`
1.12 + AC_MSG_CHECKING([for $1])
1.13 + AC_CACHE_VAL(ac_cv_header_$ac_safe,
1.14 + [ AC_TRY_COMPILE([$4
1.15 +#include <$1>], ,
1.16 + eval "ac_cv_header_$ac_safe=yes",
1.17 + eval "ac_cv_header_$ac_safe=no") ])
1.18 + if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
1.19 + AC_MSG_RESULT(yes)
1.20 + ifelse([$2], , :, [$2])
1.21 + else
1.22 + AC_MSG_RESULT(no)
1.23 + ifelse([$3], , , [$3])
1.24 + fi
1.25 +])
1.26 +
1.27 +dnl MOZ_CHECK_HEADERS(HEADER-FILE... [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND [, INCLUDES]]])
1.28 +AC_DEFUN([MOZ_CHECK_HEADERS],
1.29 +[ for ac_hdr in $1
1.30 + do
1.31 + MOZ_CHECK_HEADER($ac_hdr,
1.32 + [ ac_tr_hdr=HAVE_`echo $ac_hdr | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
1.33 + AC_DEFINE_UNQUOTED($ac_tr_hdr) $2], $3, [$4])
1.34 + done
1.35 +])
