| #!/bin/sh |
| # SPDX-License-Identifier: LGPL-2.1 |
| |
| if [ $# -ne 2 ] ; then |
| [ $# -eq 1 ] && hostarch=$1 || hostarch=`uname -m | sed -e s/i.86/x86/ -e s/x86_64/x86/` |
| asm_header_dir=tools/include/uapi/asm-generic |
| arch_header_dir=tools/arch/${hostarch}/include/uapi/asm |
| else |
| asm_header_dir=$1 |
| arch_header_dir=$2 |
| fi |
| |
| common_mman=${asm_header_dir}/mman-common.h |
| arch_mman=${arch_header_dir}/mman.h |
| |
| prefix="PROT" |
| |
| printf "static const char *mmap_prot[] = {\n" |
| regex=`printf '^[[:space:]]*#[[:space:]]*define[[:space:]]+%s_([[:alnum:]_]+)[[:space:]]+(0x[[:xdigit:]]+)[[:space:]]*.*' ${prefix}` |
| ([ ! -f ${arch_mman} ] || grep -E -q '#[[:space:]]*include[[:space:]]+.*uapi/asm-generic/mman.*' ${arch_mman}) && |
| (grep -E $regex ${common_mman} | \ |
| grep -E -vw PROT_NONE | \ |
| sed -r "s/$regex/\2 \1 \1 \1 \2/g" | \ |
| xargs printf "\t[ilog2(%s) + 1] = \"%s\",\n#ifndef ${prefix}_%s\n#define ${prefix}_%s %s\n#endif\n") |
| [ -f ${arch_mman} ] && grep -E -q $regex ${arch_mman} && |
| (grep -E $regex ${arch_mman} | \ |
| grep -E -vw PROT_NONE | \ |
| sed -r "s/$regex/\2 \1 \1 \1 \2/g" | \ |
| xargs printf "\t[ilog2(%s) + 1] = \"%s\",\n#ifndef ${prefix}_%s\n#define ${prefix}_%s %s\n#endif\n") |
| printf "};\n" |
