Add pnacl + newlib support to apr and apr-util.

ports/apr/nacl.patch

Index: ports/apr/nacl.patch
diff --git a/ports/apr/nacl.patch b/ports/apr/nacl.patch
index 94cc09857386fabbe8730fca745d5cf87f4286af..898458463c28112c3ea17965821de71100b7c853 100644
--- a/ports/apr/nacl.patch
+++ b/ports/apr/nacl.patch
@@ -1,5 +1,5 @@
 diff --git a/Makefile.in b/Makefile.in
-index 2ccaaf3..3a34445 100644
+index 2ccaaf3..0cdd738 100644
 --- a/Makefile.in
 +++ b/Makefile.in
 @@ -18,7 +18,7 @@ APR_MAJOR_VERSION=@APR_MAJOR_VERSION@
@@ -11,59 +11,46 @@ index 2ccaaf3..3a34445 100644
  
  #
  # Macros for target determination
-@@ -134,7 +134,8 @@ tools/gen_test_char@EXEEXT@: $(OBJECTS_gen_test_char)
- 	$(LINK_PROG) $(OBJECTS_gen_test_char) $(ALL_LIBS)
+@@ -45,8 +45,8 @@ LT_VERSION = @LT_VERSION@
+ @INCLUDE_OUTPUTS@
  
- include/private/apr_escape_test_char.h: tools/gen_test_char@EXEEXT@
+ CLEAN_TARGETS = apr-config.out apr.exp exports.c export_vars.c .make.dirs \
+-	build/apr_rules.out tools/gen_test_char@EXEEXT@ \
+-	tools/gen_test_char.o tools/gen_test_char.lo \
++	build/apr_rules.out tools/gen_test_char \
++	tools/gen_test_char.o \
+ 	include/private/apr_escape_test_char.h
+ DISTCLEAN_TARGETS = config.cache config.log config.status \
+ 	include/apr.h include/arch/unix/apr_private.h \
+@@ -129,12 +129,18 @@ check: $(TARGET_LIB)
+ etags:
+ 	etags `find . -name '*.[ch]'`
+ 
+-OBJECTS_gen_test_char = tools/gen_test_char.lo $(LOCAL_LIBS)
+-tools/gen_test_char@EXEEXT@: $(OBJECTS_gen_test_char)
+-	$(LINK_PROG) $(OBJECTS_gen_test_char) $(ALL_LIBS)
++tools/gen_test_char.o: tools/gen_test_char.c
++	mkdir -p tools
++	gcc -c $< -o $@
+ 
+-include/private/apr_escape_test_char.h: tools/gen_test_char@EXEEXT@
 -	tools/gen_test_char@EXEEXT@ > $@
++
++OBJECTS_gen_test_char = tools/gen_test_char.o
++tools/gen_test_char: $(OBJECTS_gen_test_char)
++	gcc $(OBJECTS_gen_test_char) -o $@
++
++include/private/apr_escape_test_char.h: tools/gen_test_char
 +	mkdir -p include/private
-+	$(RUNPROGRAM) tools/gen_test_char@EXEEXT@ > $@
++	tools/gen_test_char > $@
  
  LINK_PROG = $(LIBTOOL) $(LTFLAGS) --mode=link $(COMPILE) $(LT_LDFLAGS) \
  	    @LT_NO_INSTALL@ $(ALL_LDFLAGS) -o $@
 diff --git a/configure b/configure
-index 0b5b83a..52be06b 100755
+index 0b5b83a..d7370ca 100755
 --- a/configure
 +++ b/configure
-@@ -11760,7 +11760,7 @@ irix5* | irix6* | nonstopux*)
-   ;;
- 
- # This must be glibc/ELF.
--linux* | k*bsd*-gnu | kopensolaris*-gnu)
-+linux* | k*bsd*-gnu | kopensolaris*-gnu | nacl* | nacl*)
-   lt_cv_deplibs_check_method=pass_all
-   ;;
- 
-@@ -16955,6 +16955,28 @@ uts4*)
-   shlibpath_var=LD_LIBRARY_PATH
-   ;;
- 
-+nacl)
-+  if $CC -v 2>&1 | grep -q enable-shared; then
-+    dynamic_linker="GNU/NaCl ld.so"
-+    version_type=linux
-+    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}${major} ${libname}${shared_ext}'
-+    soname_spec='${libname}${release}${shared_ext}$major'
-+  else
-+    dynamic_linker=no
-+  fi
-+  ;;
-+
-+nacl)
-+  if $CC -v 2>&1 | grep -q enable-shared; then
-+    dynamic_linker="GNU/NaCl ld.so"
-+    version_type=linux
-+    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}${major} ${libname}${shared_ext}'
-+    soname_spec='${libname}${release}${shared_ext}$major'
-+  else
-+    dynamic_linker=no
-+  fi
-+  ;;
-+
- *)
-   dynamic_linker=no
-   ;;
-@@ -20959,7 +20981,8 @@ if ${ac_cv_file__dev_zero+:} false; then :
+@@ -20959,7 +20959,8 @@ if ${ac_cv_file__dev_zero+:} false; then :
    $as_echo_n "(cached) " >&6
  else
    test "$cross_compiling" = yes &&
@@ -73,7 +60,7 @@ index 0b5b83a..52be06b 100755
  if test -r "/dev/zero"; then
    ac_cv_file__dev_zero=yes
  else
-@@ -23051,7 +23074,8 @@ if ${ac_cv_func_setpgrp_void+:} false; then :
+@@ -23051,7 +23052,8 @@ if ${ac_cv_func_setpgrp_void+:} false; then :
    $as_echo_n "(cached) " >&6
  else
    if test "$cross_compiling" = yes; then :
@@ -83,16 +70,16 @@ index 0b5b83a..52be06b 100755
  else
    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
  /* end confdefs.h.  */
-@@ -24262,7 +24286,7 @@ if ${ac_cv_sizeof_struct_iovec+:} false; then :
+@@ -24262,7 +24264,7 @@ if ${ac_cv_sizeof_struct_iovec+:} false; then :
    $as_echo_n "(cached) " >&6
  else
    if test "$cross_compiling" = yes; then :
 -  ac_cv_sizeof_struct_iovec=0
-+  ac_cv_sizeof_struct_iovec=8
++  ac_cv_sizeof_struct_iovec=1
  else
    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
  /* end confdefs.h.  */
-@@ -27355,10 +27379,8 @@ if ${apr_cv_tcp_nodelay_with_cork+:} false; then :
+@@ -27355,10 +27357,11 @@ if ${apr_cv_tcp_nodelay_with_cork+:} false; then :
    $as_echo_n "(cached) " >&6
  else
    if test "$cross_compiling" = yes; then :
@@ -101,21 +88,37 @@ index 0b5b83a..52be06b 100755
 -as_fn_error $? "cannot run test program while cross compiling
 -See \`config.log' for more details" "$LINENO" 5; }
 +  apr_cv_tcp_nodelay_with_cork=no
-+  #{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;} as_fn_error $? "cannot run test program while cross compiling See \`config.log' for more details" "$LINENO" 5; }
++  #{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
++#$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
++#as_fn_error $? "cannot run test program while cross compiling
++#See \`config.log' for more details" "$LINENO" 5; }
  else
    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
  /* end confdefs.h.  */
 diff --git a/include/apr.h.in b/include/apr.h.in
-index 0ad7a91..c6372e6 100644
+index 0ad7a91..5f8d86d 100644
 --- a/include/apr.h.in
 +++ b/include/apr.h.in
 @@ -189,6 +189,9 @@
  #endif
  
  /* header files for PATH_MAX, _POSIX_PATH_MAX */
-+#if defined(__native_client__)
++#if defined(__native_client__) && defined(__GLIBC__)
 +#include <linux/limits.h>
 +#endif
  #if APR_HAVE_LIMITS_H
  #include <limits.h>
  #else
+diff --git a/network_io/unix/sockopt.c b/network_io/unix/sockopt.c
+index 6ce4b91..15247ed 100644
+--- a/network_io/unix/sockopt.c
++++ b/network_io/unix/sockopt.c
+@@ -358,7 +358,7 @@ apr_status_t apr_socket_opt_get(apr_socket_t *sock,
+ 
+ apr_status_t apr_socket_atmark(apr_socket_t *sock, int *atmark)
+ {
+-#ifndef BEOS_R5
++#if !defined(BEOS_R5) && (!defined(__native_client__) || defined(__GLIBC__))
+     int oobmark;
+ 
+     if (ioctl(sock->socketdes, SIOCATMARK, (void*) &oobmark) < 0)