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Diffstat (limited to 'build/autoconf/nspr-build.m4')
| -rw-r--r-- | build/autoconf/nspr-build.m4 | 200 |
1 files changed, 200 insertions, 0 deletions
diff --git a/build/autoconf/nspr-build.m4 b/build/autoconf/nspr-build.m4 new file mode 100644 index 000000000..b733579c2 --- /dev/null +++ b/build/autoconf/nspr-build.m4 @@ -0,0 +1,200 @@ +dnl This Source Code Form is subject to the terms of the Mozilla Public +dnl License, v. 2.0. If a copy of the MPL was not distributed with this +dnl file, You can obtain one at http://mozilla.org/MPL/2.0/. + +AC_DEFUN([MOZ_CONFIG_NSPR], [ + +ifelse([$1],,define(CONFIGURING_JS,yes)) + +dnl Possible ways this can be called: +dnl from toplevel configure: +dnl JS_STANDALONE= MOZ_BUILD_APP!=js +dnl from js/src/configure invoked by toplevel configure: +dnl JS_STANDALONE= MOZ_BUILD_APP=js +dnl from standalone js/src/configure: +dnl JS_STANDALONE=1 MOZ_BUILD_APP=js + +dnl ======================================================== +dnl = Find the right NSPR to use. +dnl ======================================================== +MOZ_ARG_WITH_STRING(nspr-cflags, +[ --with-nspr-cflags=FLAGS + Pass FLAGS to CC when building code that uses NSPR. + Use this when there's no accurate nspr-config + script available. This is the case when building + SpiderMonkey as part of the Mozilla tree: the + top-level configure script computes NSPR flags + that accomodate the quirks of that environment.], + NSPR_CFLAGS=$withval) +MOZ_ARG_WITH_STRING(nspr-libs, +[ --with-nspr-libs=LIBS Pass LIBS to LD when linking code that uses NSPR. + See --with-nspr-cflags for more details.], + NSPR_LIBS=$withval) + +ifdef([CONFIGURING_JS],[ + MOZ_ARG_ENABLE_BOOL(nspr-build, +[ --enable-nspr-build Build NSPR from source tree], + MOZ_BUILD_NSPR=1, + MOZ_BUILD_NSPR=) +]) + +if test "$MOZ_BUILD_APP" != js || test -n "$JS_STANDALONE"; then + _IS_OUTER_CONFIGURE=1 +fi + +MOZ_ARG_WITH_BOOL(system-nspr, +[ --with-system-nspr Use an NSPR that is already built and installed. + Use the 'nspr-config' script in the current path, + or look for the script in the directories given with + --with-nspr-exec-prefix or --with-nspr-prefix. + (Those flags are only checked if you specify + --with-system-nspr.)], + _USE_SYSTEM_NSPR=1 ) + +JS_POSIX_NSPR=unset +ifdef([CONFIGURING_JS],[ + if test -n "$JS_STANDALONE"; then + case "$target" in + *linux*|*darwin*|*dragonfly*|*freebsd*|*netbsd*|*openbsd*) + if test -z "$_HAS_NSPR"; then + JS_POSIX_NSPR_DEFAULT=1 + fi + ;; + esac + fi + + MOZ_ARG_ENABLE_BOOL(posix-nspr-emulation, +[ --enable-posix-nspr-emulation + Enable emulation of NSPR for POSIX systems], + JS_POSIX_NSPR=1, + JS_POSIX_NSPR=) +]) + +dnl Pass at most one of +dnl --with-system-nspr +dnl --with-nspr-cflags/libs +dnl --enable-nspr-build +dnl --enable-posix-nspr-emulation + +AC_MSG_CHECKING([NSPR selection]) +nspr_opts= +which_nspr=default +if test -n "$_USE_SYSTEM_NSPR"; then + nspr_opts="x$nspr_opts" + which_nspr="system" +fi +if test -n "$NSPR_CFLAGS" -o -n "$NSPR_LIBS"; then + nspr_opts="x$nspr_opts" + which_nspr="command-line" +fi +if test -n "$MOZ_BUILD_NSPR"; then + nspr_opts="x$nspr_opts" + which_nspr="source-tree" +fi +if test "$JS_POSIX_NSPR" = unset; then + JS_POSIX_NSPR= +else + nspr_opts="x$nspr_opts" + which_nspr="posix-wrapper" +fi + +if test -z "$nspr_opts"; then + if test "$MOZ_BUILD_APP" != js; then + dnl Toplevel configure defaults to using nsprpub from the source tree + MOZ_BUILD_NSPR=1 + which_nspr="source-tree" + else + dnl JS configure defaults to emulated NSPR if available, falling back + dnl to nsprpub. + JS_POSIX_NSPR="$JS_POSIX_NSPR_DEFAULT" + if test -z "$JS_POSIX_NSPR"; then + MOZ_BUILD_NSPR=1 + which_nspr="source-tree" + else + which_nspr="posix-wrapper" + fi + fi +fi + +if test -z "$nspr_opts" || test "$nspr_opts" = x; then + AC_MSG_RESULT($which_nspr) +else + AC_MSG_ERROR([only one way of using NSPR may be selected. See 'configure --help'.]) +fi + +AC_SUBST(MOZ_BUILD_NSPR) + +if test "$MOZ_BUILD_APP" = js; then + if test "$JS_POSIX_NSPR" = 1; then + AC_DEFINE(JS_POSIX_NSPR) + fi + AC_SUBST(JS_POSIX_NSPR) +fi + +# A (sub)configure invoked by the toplevel configure will always receive +# --with-nspr-libs on the command line. It will never need to figure out +# anything itself. +if test -n "$_IS_OUTER_CONFIGURE"; then + +if test -n "$_USE_SYSTEM_NSPR"; then + AM_PATH_NSPR($NSPR_MINVER, [MOZ_SYSTEM_NSPR=1], [AC_MSG_ERROR([you do not have NSPR installed or your version is older than $NSPR_MINVER.])]) +fi + +if test -n "$MOZ_SYSTEM_NSPR" -o -n "$NSPR_CFLAGS" -o -n "$NSPR_LIBS"; then + _SAVE_CFLAGS=$CFLAGS + CFLAGS="$CFLAGS $NSPR_CFLAGS" + AC_TRY_COMPILE([#include "prtypes.h"], + [#ifndef PR_STATIC_ASSERT + #error PR_STATIC_ASSERT not defined or requires including prtypes.h + #endif], + , + AC_MSG_ERROR([system NSPR does not support PR_STATIC_ASSERT or including prtypes.h does not provide it])) + AC_TRY_COMPILE([#include "prtypes.h"], + [#ifndef PR_UINT64 + #error PR_UINT64 not defined or requires including prtypes.h + #endif], + , + AC_MSG_ERROR([system NSPR does not support PR_UINT64 or including prtypes.h does not provide it])) + CFLAGS=$_SAVE_CFLAGS +elif test -z "$JS_POSIX_NSPR"; then + NSPR_INCLUDE_DIR="${DIST}/include/nspr" + NSPR_CFLAGS="-I${NSPR_INCLUDE_DIR}" + if test -n "$GNU_CC"; then + if test -n "$MOZ_FOLD_LIBS"; then + NSPR_LIB_DIR=${DIST}/lib + else + NSPR_LIB_DIR=${DIST}/bin + fi + NSPR_LIBS="-L${NSPR_LIB_DIR} -lnspr${NSPR_VERSION} -lplc${NSPR_VERSION} -lplds${NSPR_VERSION}" + else + # NSS needs actual static libs to link to, and this is where they are. + NSPR_LIBS="${DIST}/lib/nspr${NSPR_VERSION}.lib ${DIST}/lib/plc${NSPR_VERSION}.lib ${DIST}/lib/plds${NSPR_VERSION}.lib " + NSPR_LIB_DIR="${DIST}/lib" + fi +fi + +AC_SUBST_LIST(NSPR_CFLAGS) +AC_SUBST(NSPR_INCLUDE_DIR) +AC_SUBST(NSPR_LIB_DIR) + +PKGCONF_REQUIRES_PRIVATE="Requires.private: nspr" +if test -n "$MOZ_SYSTEM_NSPR"; then + _SAVE_CFLAGS=$CFLAGS + CFLAGS="$CFLAGS $NSPR_CFLAGS" + AC_TRY_COMPILE([#include "prlog.h"], + [#ifndef PR_STATIC_ASSERT + #error PR_STATIC_ASSERT not defined + #endif], + , + AC_MSG_ERROR([system NSPR does not support PR_STATIC_ASSERT])) + CFLAGS=$_SAVE_CFLAGS + # piggy back on $MOZ_SYSTEM_NSPR to set a variable for the nspr check for js.pc + PKGCONF_REQUIRES_PRIVATE="Requires.private: nspr >= $NSPR_MINVER" +elif test -n "$JS_POSIX_NSPR"; then + PKGCONF_REQUIRES_PRIVATE= +fi +AC_SUBST([PKGCONF_REQUIRES_PRIVATE]) + +fi # _IS_OUTER_CONFIGURE + +]) |