utils/mkpatch

   1 #!/bin/bash
   2 #
   3 # This script makes a patch for LLVM ensuring the correct diff options and
   4 # putting the files in a standard review order.
   5
   6
   7 function error {
   8   retcode="$?"
   9   echo "mkpatch: error: $1 ($retcode)"
  10   exit 1
  11 }
  12
  13 if [ ! -e llvm.spec.in ] ; then
  14   error "Please change directory to the LLVM top source directory"
  15 fi
  16 if [ "$#" -ne 1 ] ; then
  17   error "usage: utils/mkpatch [PATCH_NAME]"
  18 fi
  19 NAME="$1"
  20 echo "mkpatch: Generating differences on top level files"
  21 svn diff -N -x -u > "$NAME".patch.raw 2>&1
  22 echo "mkpatch: Generating differences on all directories"
  23 svn diff -x -u  >> "$NAME".patch.raw 2>&1 \
  24   autoconf docs utils include lib/System lib/Support lib/VMCore lib/AsmParser \
  25   lib/Bitcode lib/Analysis lib/Transforms lib/CodeGen lib/Target \
  26   lib/ExecutionEngine lib/Linker lib/MC \
  27   tools test unittests runtime projects examples Xcode
  28
  29 echo "mkpatch: Removing cruft from the patch file"
  30 sed -e '/^[?] .*/d' -e '/^cvs diff: Diffing/d' "$NAME".patch.raw | awk '\
  31 BEGIN { deleting = 0; } \
  32 /^Index: .*[.]cvs$/ { deleting = 1; fname=substr($0,7); \
  33   print "Skipping: ", fname > "/dev/stderr"; } \
  34 /^Index:.*/ && !/^Index: .*[.]cvs$/ { deleting = 0; } \
  35 { if (! deleting) { print; } } '  > "$NAME".patch  || \
  36   error "sed/awk cleanup failed"
  37