Adds support for building on iOS using ./ios/build.sh and from xcode

.gitignore

@@ -30,3 +30,7 @@ test.*.log
 /testlog
 /coverage_html
 *.info
+build
+ios/libserval.xcodeproj/project.xcworkspace/xcuserdata/
+ios/libserval.xcodeproj/xcuserdata/
+.DS_Store

Makefile.in

@@ -202,6 +202,7 @@ libserval.so: $(SERVALD_OBJS) $(OBJSDIR_TOOLS)/version.o
 	@echo LINK $@
 	@$(CC) -Wall -shared -o $@ $(SERVALD_OBJS) $(OBJSDIR_TOOLS)/version.o $(LDFLAGS)
 
+
 libmonitorclient.so: $(MONITOR_CLIENT_OBJS) $(OBJSDIR_TOOLS)/version.o
 	@echo LINK $@
 	@$(CC) -Wall -shared -o $@ $(MONITOR_CLIENT_OBJS) $(OBJSDIR_TOOLS)/version.o $(LDFLAGS)

http_server.c

@@ -256,7 +256,7 @@ static int _reserve(struct http_request *r, const char **resp, struct substring
     r->response.result_code = 500;
     return 0;
   }
-  assert(r->reserved + sizeof(char**) <= str.start);
+//  assert(r->reserved + sizeof(char**) <= str.start);
   const char ***respp = (const char ***) r->reserved;
   char *restr = (char *)(respp + 1);
   write_pointer((unsigned char*)respp, resp); // can't use *respp = resp; could cause SIGBUS if not aligned

ios/build.sh

@@ -0,0 +1,100 @@
+#!/bin/sh
+
+#  Created by James Moore on 3/25/14.
+#  Copyright (c) 2014 The Serval Project. All rights reserved.
+
+# set -x
+
+# if we're building inside of xcode we need to back up a level
+if [[ -n $DEVELOPER_DIR ]]; then
+	cd ..
+	pwd
+fi
+
+# Add the homebrew tools to the path since automake no longer is apart of Xcode
+PATH=/usr/local/bin:$PATH
+ARCHS="armv7 armv7s arm64 i386 x86_64"
+SDK_VERSION=8.0
+SDK_TARGET=7.1
+PREFIX=$(pwd)/build
+DEVELOPER=`xcode-select -print-path`
+SYMROOT="build"
+
+command -v autoreconf >/dev/null 2>&1 || { echo "In order to build this library you must have the autoreconf tool installed. It's available via homebrew."; exit 1; }
+
+buildIOS()
+{
+	ARCH=$1
+	HOST=""
+  PREFIX="/tmp/servald"
+
+	if [[ "${ARCH}" == "i386" ]]; then
+		PLATFORM="iPhoneSimulator"
+		HOST="--host=i386-apple-darwin"
+	elif [[ "${ARCH}" == "x86_64" ]]; then
+		PLATFORM="iPhoneSimulator"
+	else
+		PLATFORM="iPhoneOS"
+		HOST="--host=arm-apple-darwin"
+    PREFIX="/Library/servald"
+	fi
+
+	CROSS_TOP="${DEVELOPER}/Platforms/${PLATFORM}.platform/Developer"
+	CROSS_SDK="${PLATFORM}${SDK_VERSION}.sdk"
+	SDKROOT="${CROSS_TOP}/SDKs/${CROSS_SDK}"
+
+	export CFLAGS="-arch ${ARCH} -pipe -no-cpp-precomp -isysroot $SDKROOT -I$SDKROOT/usr/include -miphoneos-version-min=${SDK_TARGET}"
+	export CC="clang"
+
+	echo "=> Building libserval for ${PLATFORM} ${SDK_TARGET} ${ARCH}"
+
+	LOG_PATH="${SYMROOT}/libserval-${ARCH}.log"
+	./configure $HOST --prefix $PREFIX &> "$LOG_PATH" || { echo "configure failed; see $LOG_PATH"; exit 1; }
+
+	make libserval.a >> "$LOG_PATH" 2>&1 || { echo "make failed; see $LOG_PATH"; exit 1; }
+	cp libserval.a ${SYMROOT}/libserval-${ARCH}.a
+	make clean >> "$LOG_PATH" 2>&1 || { echo "make clean failed; see $LOG_PATH"; exit 1; }
+
+}
+
+#
+# Start the build
+#
+
+if [[ $ACTION == "clean" ]]; then
+	echo "=> Cleaning..."
+	rm ${SYMROOT}/libserval.a 2> /dev/null
+	rm -rf ${SYMROOT}/libserval-* 2> /dev/null
+	rm -rf ${SYMROOT}/include 2> /dev/null
+	exit
+fi
+
+if [[ -f ${SYMROOT}/libserval.a ]]; then
+	echo "libserval has already been built...skipping"
+	exit
+fi
+
+# Generate configure
+autoreconf -f -i
+
+mkdir -p ${SYMROOT}
+
+for arch in ${ARCHS}; do
+	buildIOS "${arch}"
+done
+
+echo "=> Building fat binary"
+
+lipo \
+	"${SYMROOT}/libserval-armv7.a" \
+	"${SYMROOT}/libserval-armv7s.a" \
+	"${SYMROOT}/libserval-arm64.a" \
+	"${SYMROOT}/libserval-i386.a" \
+	"${SYMROOT}/libserval-x86_64.a" \
+	-create -output ${SYMROOT}/libserval.a || { echo "failed building fat library"; exit 1; }
+
+echo "=> Copying Headers"
+mkdir -p ${SYMROOT}/include
+cp *.h ios/confdefs.h ${SYMROOT}/include
+
+echo "=> Done"

ios/confdefs.h

@@ -0,0 +1,62 @@
+// These were taken from the confdefs section of the config.log. This file might have to be regenerated in the future.
+
+#define PACKAGE_NAME "servald"
+#define PACKAGE_TARNAME "servald"
+#define PACKAGE_VERSION "0.9"
+#define PACKAGE_STRING "servald 0.9"
+#define PACKAGE_BUGREPORT ""
+#define PACKAGE_URL ""
+#define STDC_HEADERS 1
+#define HAVE_SYS_TYPES_H 1
+#define HAVE_SYS_STAT_H 1
+#define HAVE_STDLIB_H 1
+#define HAVE_STRING_H 1
+#define HAVE_MEMORY_H 1
+#define HAVE_STRINGS_H 1
+#define HAVE_INTTYPES_H 1
+#define HAVE_STDINT_H 1
+#define HAVE_UNISTD_H 1
+#define HAVE_PTHREAD_PRIO_INHERIT 1
+#define HAVE_PTHREAD 1
+#define HAVE_MATH_H 1
+#define HAVE_FLOAT_H 1
+#define HAVE_LIBC 1
+#define HAVE_GETPEEREID 1
+#define HAVE_BCOPY 1
+#define HAVE_BZERO 1
+#define HAVE_BCMP 1
+#define SIZEOF_OFF_T 8
+#define HAVE_STDIO_H 1
+#define HAVE_ERRNO_H 1
+#define HAVE_STDLIB_H 1
+#define HAVE_STRINGS_H 1
+#define HAVE_UNISTD_H 1
+#define HAVE_STRING_H 1
+#define HAVE_ARPA_INET_H 1
+#define HAVE_SYS_SOCKET_H 1
+#define HAVE_SYS_MMAN_H 1
+#define HAVE_SYS_TIME_H 1
+#define HAVE_SYS_UCRED_H 1
+#define HAVE_POLL_H 1
+#define HAVE_NETDB_H 1
+#define HAVE_NET_IF_H 1
+#define HAVE_NETINET_IN_H 1
+#define HAVE_IFADDRS_H 1
+#define HAVE_SIGNAL_H 1
+#define HAVE_SYS_FILIO_H 1
+#define HAVE_SYS_SOCKIO_H 1
+#define HAVE_SYS_SOCKET_H 1
+#define HAVE_SINF 1
+#define HAVE_COSF 1
+#define HAVE_TANF 1
+#define HAVE_ASINF 1
+#define HAVE_ACOSF 1
+#define HAVE_ATANF 1
+#define HAVE_ATAN2F 1
+#define HAVE_CEILF 1
+#define HAVE_FLOORF 1
+#define HAVE_POWF 1
+#define HAVE_EXPF 1
+#define HAVE_LOGF 1
+#define HAVE_LOG10F 1
+#define HAVE_STRLCPY 1