Fix syntax error when makellvm is run in an invalid directory.
Add debugging support.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@8389 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/makellvm b/utils/makellvm
index 25c812a..553ea53 100755
--- a/utils/makellvm
+++ b/utils/makellvm
@@ -6,6 +6,7 @@
set EXEC = opt
set GMAKE_OPTS = ""
+set DEBUG = 0
set doit = 1
unset options_done
@@ -18,6 +19,8 @@
shift argv; set MFILE = $argv[1]; shift argv; breaksw
case -n :
set doit = 0; shift argv; breaksw
+ case -d :
+ set doit = 0; set DEBUG = 1; shift argv; breaksw
case -* :
set GMAKE_OPTS = ( $GMAKE_OPTS $argv[1] ); shift argv; breaksw
default :
@@ -39,6 +42,9 @@
if ($#argv > 0) then
set EXEC = $argv[1]
endif
+if ($DEBUG) then
+ echo "DEBUG: EXEC = $EXEC"
+endif
## Compute LLVMDIR: the root of the current LLVM tree.
## It is recorded in the variable LEVEL in Makefile, to compute it
@@ -52,15 +58,22 @@
set MFILE = Makefile
endif
endif
+if ($DEBUG) then
+ echo "DEBUG: MFILE = $MFILE"
+endif
if (! -f $MFILE) then
echo "Missing or invalid makefile: $MFILE"
exit 1
endif
set LLVMDIR = `awk '/LEVEL[ ]*=/ {print $NF}' $MFILE`
+if ($DEBUG) then
+ echo "DEBUG: LLVMDIR = $LLVMDIR"
+endif
-if ($?LLVMDIR == 0 || ! -d $LLVMDIR) then
- echo "Unable to find LEVEL or LEVEL is invalid ($LEVEL)"
+if ($#LLVMDIR == 0 || ! -d "$LLVMDIR") then
+ echo "Unable to find LLVM obj-root directory or directory is invalid."
+ echo "Are you within a valid LLVM directory for running gmake?"
exit 1
endif