svn commit: trunk/busybox: scripts

vda at busybox.net vda at busybox.net
Thu Mar 15 23:44:15 UTC 2007


Author: vda
Date: 2007-03-15 16:44:10 -0700 (Thu, 15 Mar 2007)
New Revision: 18125

Log:
build system: produce link map. Rather useful when you
are wondering why your busybox is much bigger that you hoped for.


Modified:
   trunk/busybox/Makefile
   trunk/busybox/scripts/trylink


Changeset:
Modified: trunk/busybox/Makefile
===================================================================
--- trunk/busybox/Makefile	2007-03-15 23:30:18 UTC (rev 18124)
+++ trunk/busybox/Makefile	2007-03-15 23:44:10 UTC (rev 18125)
@@ -563,7 +563,7 @@
 # May be overridden by arch/$(ARCH)/Makefile
 quiet_cmd_busybox__ ?= LINK    $@
       cmd_busybox__ ?= $(srctree)/scripts/trylink $(CC) $(LDFLAGS) \
-      -o $@ \
+      -o $@ -Wl,-M \
       -Wl,--warn-common -Wl,--sort-common -Wl,--gc-sections \
       -Wl,--start-group $(busybox-all) -Wl,--end-group
 

Modified: trunk/busybox/scripts/trylink
===================================================================
--- trunk/busybox/scripts/trylink	2007-03-15 23:30:18 UTC (rev 18124)
+++ trunk/busybox/scripts/trylink	2007-03-15 23:44:10 UTC (rev 18125)
@@ -6,7 +6,7 @@
     added="$1"
     shift
     $debug && echo "Trying: $* $added"
-    "$@" $added >/dev/null 2>&1 \
+    "$@" $added >busybox.map 2>busybox_ld.err \
     && exit 0
 }
 
@@ -14,5 +14,5 @@
 try "-lm" "$@"
 try "-lcrypt" "$@"
 try "-Wl,--start-group -lcrypt -lm -Wl,--end-group" "$@"
-# It failed. Rerun & let people see the error messages
-"$@" $added
+# It failed. Let people see the error messages
+cat busybox_ld.err




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