ucx: make/update-rules.sh@255ee4abf2ec (annotated)

make/update-rules.sh@255ee4abf2ec (annotated)

Thu, 23 Nov 2023 23:33:09 +0100

add update-rules script

 #!/bin/sh
 dir="$1"
 if [ -z "$dir" ]; then
   echo "Usage: $0 <src_dir>"
   exit 1
 fi
 if [ -d "$dir" ]; then
   :
 else
   echo "'$dir' is not a directory"
   exit 1
 fi
 if [ -z "$CC" ]; then
   for cc in gcc clang ; do
     if command -v "$cc" > /dev/null ; then
       CC="$cc"
       break
     fi
   done
 fi
 if [ -z "$CC" ]; then
   echo "No suitable compiler found to generate make rules"
   exit 1
 fi
 if command -v sed > /dev/null ; then
   :
 else
   echo "You need the 'sed' program for this script to work."
   exit 1
 fi
 cd "$dir"
 mv Makefile Makefile.old
 sed '/FORCE:/q' Makefile.old > Makefile
 echo >> Makefile
 for file in `ls *.c` ; do
   "$CC" -MT "\$(build_dir)/${file/.c/\$(OBJ_EXT)}" -MM $CFLAGS "$file"
   printf '\t@echo "Compiling $<"\n'
   printf '\t$(CC) -o $@ $(CFLAGS) -c $<\n\n'
 done  >> Makefile
 rm Makefile.old