Avoid needing to distinguis between the install dir and the build

dir.  Use both automagically when compiling.
 -Erik

extra/gcc-uClibc/Makefile

@@ -2,7 +2,7 @@ TOPDIR = ../../
 include $(TOPDIR)Rules.mak
 
 # NOTE: This may need to be modified for your system
-DYNAMIC_LINKER = /usr/$(TARGET_ARCH)-linux-uclibc/lib/ld-linux-uclibc.so.$(MAJOR_VERSION)
+DYNAMIC_LINKER = $(INSTALL_DIR)/lib/ld-linux-uclibc.so.$(MAJOR_VERSION)
 
 UCLIBC_DIR = $(shell (cd ../.. ; /bin/pwd))
 GCC_BIN = $(CC)
@@ -26,9 +26,11 @@ gcc-uClibc: gcc-uClibc.h gcc-uClibc.c
 
 install:
 	@if [ -f $(TARGET_ARCH)-uclibc-gcc ] ; then \
-		install -m 755 $(TARGET_ARCH)-uclibc-gcc $(INSTALL_DIR)/bin/ ; \
+		mkdir -p $(INSTALL_DIR)/usr/bin ; \
+		install -m 755 $(TARGET_ARCH)-uclibc-gcc $(INSTALL_DIR)/usr/bin/ ; \
 	fi
-	$(shell (for app in addr2line ar as gasp ld nm objcopy objdump ranlib size strings strip; do \
+	$(shell (for app in addr2line ar as gasp ld nm objcopy objdump \
+						ranlib size strings strip; do \
 		    ln -fs `which $(CROSS)$${app}` $(INSTALL_DIR)/bin/$${app}; \
 		    done)\
 	)

extra/gcc-uClibc/gcc-uClibc.c

@@ -48,6 +48,7 @@
 #include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
+#include <sys/stat.h>
 
 #include "gcc-uClibc.h"
 
@@ -84,7 +85,7 @@ static char nostdlib[] = "-nostdlib";
 
 int main(int argc, char **argv)
 {
-	int use_build_dir = 0, linking = 1, use_static_linking = 0;
+	int linking = 1, use_static_linking = 0;
 	int use_stdinc = 1, use_start = 1, use_stdlib = 1;
 	int source_count = 0, use_rpath = 0, verbose = 0;
 	int i, j;
@@ -96,10 +97,6 @@ int main(int argc, char **argv)
 		ep = "";
 	}
 
-	if ((strstr(argv[0],"build") != 0) || (strstr(ep,"build") != 0)) {
-		use_build_dir = 1;
-	}
-
 	if ((strstr(argv[0],"rpath") != 0) || (strstr(ep,"rpath") != 0)) {
 		use_rpath = 1;
 	}
@@ -181,7 +178,8 @@ int main(int argc, char **argv)
 	}
 	if (use_stdinc) {
 		gcc_argv[i++] = nostdinc;
-		gcc_argv[i++] = uClibc_inc[use_build_dir];
+		gcc_argv[i++] = uClibc_inc[0];
+		gcc_argv[i++] = uClibc_inc[1];
 		gcc_argv[i++] = GCC_INCDIR;
 	}
 	if (linking && source_count) {
@@ -192,14 +190,22 @@ int main(int argc, char **argv)
 					use_rpath = 0; /* so -rpath not needed for normal case */
 				}
 			}
-			if (use_build_dir || use_rpath) {
-				gcc_argv[i++] = rpath[use_build_dir];
+			if (use_rpath) {
+				gcc_argv[i++] = rpath[0];
+				gcc_argv[i++] = rpath[1];
 			}
 		}
-		gcc_argv[i++] = rpath_link[use_build_dir]; /* just to be safe */
-		gcc_argv[i++] = lib_path[use_build_dir];
+		gcc_argv[i++] = rpath_link[0]; /* just to be safe */
+		gcc_argv[i++] = rpath_link[1]; /* just to be safe */
+		gcc_argv[i++] = lib_path[0];
+		gcc_argv[i++] = lib_path[1];
 		if (use_start) {
-			gcc_argv[i++] = crt0_path[use_build_dir];
+			struct stat buf;
+			if (stat(crt0_path[0], &buf) >= 0) {
+				gcc_argv[i++] = crt0_path[0];
+			} else {
+				gcc_argv[i++] = crt0_path[1];
+			}
 		}
 		if (use_stdlib) {
 			gcc_argv[i++] = nostdlib;