为什么我运行该脚本后没有gcc,qemu等文件 about rvcc-course HOT 8 CLOSED

make[4]: 离开目录“/home/u20/riscv-temp/riscv-gnu-toolchain/build/build-gdb-linux/sim/riscv”
make[4]: 进入目录“/home/u20/riscv-temp/riscv-gnu-toolchain/build/build-gdb-linux/sim/testsuite”
make[4]: 对“install”无需做任何事。
make[4]: 离开目录“/home/u20/riscv-temp/riscv-gnu-toolchain/build/build-gdb-linux/sim/testsuite”
make[3]: 离开目录“/home/u20/riscv-temp/riscv-gnu-toolchain/build/build-gdb-linux/sim”
 install-info --info-dir=/home/u20/riscv/share/info /home/u20/riscv/share/info/gdb.info
(pod2man --center="GNU Development Tools" --release="gdb-`sed q version.subst`" --section=1 gcore.pod | sed -e '/^.if n .na/d' > gcore.1.T$$ && \
        mv -f gcore.1.T$$ gcore.1) || (rm -f gcore.1.T$$ && exit 1)
(pod2man --center="GNU Development Tools" --release="gdb-`sed q version.subst`" --section=1 gdb-add-index.pod | sed -e '/^.if n .na/d' > gdb-add-index.1.T$$ && \
        mv -f gdb-add-index.1.T$$ gdb-add-index.1) || (rm -f gdb-add-index.1.T$$ && exit 1)
(pod2man --center="GNU Development Tools" --release="gdb-`sed q version.subst`" --section=5 gdbinit.pod | sed -e '/^.if n .na/d' > gdbinit.5.T$$ && \
        mv -f gdbinit.5.T$$ gdbinit.5) || (rm -f gdbinit.5.T$$ && exit 1)
(pod2man --center="GNU Development Tools" --release="gdb-`sed q version.subst`" --section=1 gdbserver.pod | sed -e '/^.if n .na/d' > gdbserver.1.T$$ && \
        mv -f gdbserver.1.T$$ gdbserver.1) || (rm -f gdbserver.1.T$$ && exit 1)
(pod2man --center="GNU Development Tools" --release="gdb-`sed q version.subst`" --section=1 gdb.pod | sed -e '/^.if n .na/d' > gdb.1.T$$ && \
        mv -f gdb.1.T$$ gdb.1) || (rm -f gdb.1.T$$ && exit 1)
 install-info --info-dir=/home/u20/riscv/share/info /home/u20/riscv/share/info/stabs.info
rm -f gcore.pod
rm -f gdb-add-index.pod
rm -f gdbinit.pod
rm -f gdbserver.pod
rm -f gdb.pod
test -z "/home/u20/riscv/share/man/man5" || /bin/bash /home/u20/riscv-temp/riscv-gnu-toolchain/build/../riscv-gdb/gdb/doc/../../mkinstalldirs "/home/u20/riscv/share/man/man5"
test -z "/home/u20/riscv/share/man/man1" || /bin/bash /home/u20/riscv-temp/riscv-gnu-toolchain/build/../riscv-gdb/gdb/doc/../../mkinstalldirs "/home/u20/riscv/share/man/man1"
mkdir -p -- /home/u20/riscv/share/man/man5
 /usr/bin/install -c -m 644 'gdb.1' '/home/u20/riscv/share/man/man1/riscv64-unknown-linux-gnu-gdb.1'
 /usr/bin/install -c -m 644 'gdbinit.5' '/home/u20/riscv/share/man/man5/riscv64-unknown-linux-gnu-gdbinit.5'
 /usr/bin/install -c -m 644 'gdbserver.1' '/home/u20/riscv/share/man/man1/riscv64-unknown-linux-gnu-gdbserver.1'
 /usr/bin/install -c -m 644 'gdb-add-index.1' '/home/u20/riscv/share/man/man1/riscv64-unknown-linux-gnu-gdb-add-index.1'
 install-info --info-dir=/home/u20/riscv/share/info /home/u20/riscv/share/info/annotate.info
make[6]: 离开目录“/home/u20/riscv-temp/riscv-gnu-toolchain/build/build-gdb-linux/gdb/doc”
make[6]: 进入目录“/home/u20/riscv-temp/riscv-gnu-toolchain/build/build-gdb-linux/gdb/testsuite”
make[6]: 对“install”无需做任何事。
make[6]: 离开目录“/home/u20/riscv-temp/riscv-gnu-toolchain/build/build-gdb-linux/gdb/testsuite”
make[6]: 进入目录“/home/u20/riscv-temp/riscv-gnu-toolchain/build/build-gdb-linux/gdb/data-directory”
make[7]: 进入目录“/home/u20/riscv-temp/riscv-gnu-toolchain/build/build-gdb-linux/gdb/data-directory”
/bin/bash /home/u20/riscv-temp/riscv-gnu-toolchain/build/../riscv-gdb/gdb/data-directory/../../mkinstalldirs /home/u20/riscv/share/gdb/syscalls
files='' ; \
if test "x$files" != x ; then \
  for file in $files ; do \
    dir=`echo "$file" | sed 's,/[^/]*$,,'` ; \
    /bin/bash /home/u20/riscv-temp/riscv-gnu-toolchain/build/../riscv-gdb/gdb/data-directory/../../mkinstalldirs /home/u20/riscv/share/gdb/python/$dir ; \
    /usr/bin/install -c -m 644 ./python/$file /home/u20/riscv/share/gdb/python/$dir ; \
  done ; \
fi
files='' ; \
if test "x$files" != x ; then \
  for file in $files ; do \
    dir=`echo "$file" | sed 's,/[^/]*$,,'` ; \
    /bin/bash /home/u20/riscv-temp/riscv-gnu-toolchain/build/../riscv-gdb/gdb/data-directory/../../mkinstalldirs /home/u20/riscv/share/gdb/guile/$dir ; \
    /usr/bin/install -c -m 644 ./guile/$file /home/u20/riscv/share/gdb/guile/$dir ; \
  done ; \
fi
/bin/bash /home/u20/riscv-temp/riscv-gnu-toolchain/build/../riscv-gdb/gdb/data-directory/../../mkinstalldirs /home/u20/riscv/share/gdb/system-gdbinit
mkdir -p -- /home/u20/riscv/share/gdb/syscalls
mkdir -p -- /home/u20/riscv/share/gdb/system-gdbinit
files='gdb-syscalls.dtd freebsd.xml netbsd.xml aarch64-linux.xml amd64-linux.xml arm-linux.xml i386-linux.xml mips-n32-linux.xml mips-n64-linux.xml mips-o32-linux.xml ppc-linux.xml ppc64-linux.xml s390-linux.xml s390x-linux.xml sparc-linux.xml sparc64-linux.xml' ; \
for file in $files; do \
  f=/home/u20/riscv-temp/riscv-gnu-toolchain/build/../riscv-gdb/gdb/data-directory/../syscalls/$file ; \
  if test -f $f ; then \
    /usr/bin/install -c -m 644 $f /home/u20/riscv/share/gdb/syscalls ; \
  fi ; \
done
files='elinos.py wrs-linux.py' ; \
for file in $files; do \
  f=/home/u20/riscv-temp/riscv-gnu-toolchain/build/../riscv-gdb/gdb/data-directory/../system-gdbinit/$file ; \
  if test -f $f ; then \
    /usr/bin/install -c -m 644 $f /home/u20/riscv/share/gdb/system-gdbinit ; \
  fi ; \
done
make[7]: 离开目录“/home/u20/riscv-temp/riscv-gnu-toolchain/build/build-gdb-linux/gdb/data-directory”
make[6]: 离开目录“/home/u20/riscv-temp/riscv-gnu-toolchain/build/build-gdb-linux/gdb/data-directory”
make[5]: 离开目录“/home/u20/riscv-temp/riscv-gnu-toolchain/build/build-gdb-linux/gdb”
make[4]: 离开目录“/home/u20/riscv-temp/riscv-gnu-toolchain/build/build-gdb-linux/gdb”
make[3]: 离开目录“/home/u20/riscv-temp/riscv-gnu-toolchain/build/build-gdb-linux/gdb”
make[2]: 离开目录“/home/u20/riscv-temp/riscv-gnu-toolchain/build/build-gdb-linux”
make[1]: 离开目录“/home/u20/riscv-temp/riscv-gnu-toolchain/build/build-gdb-linux”
mkdir -p stamps/ && touch stamps/build-gdb-linux