1#! /bin/sh
2# Validate gperf's operation on a given input file.
3# Usage: validate languages input.gperf [more gperf options]
4# Uses the environment variables GPERF, CC, CFLAGS, CXX, CXXFLAGS.
5# Supposes gcc and g++.
6
7# Exit on error
8set -e
9
10verbose () {
11  echo "$@"
12  "$@"
13}
14
15languages=$1
16shift
17
18# On old systems, it's worth trying gcc -traditional.
19# On glibc-2.1 systems, gcc -traditional doesn't work any more.
20use_traditional=false
21
22for lang in `echo $languages | sed -e 's/,/ /g'`; do
23  case "$lang" in
24    KR-C )
25      echo "${GPERF} -I -L KR-C $@ > valitest.c"
26      ${GPERF} -I -L KR-C "$@" > valitest.c
27      grep -n ' const ' valitest.c /dev/null && exit 1
28      if test $use_traditional = true; then
29        verbose ${CC} ${CFLAGS} -traditional valitest.c -o valitest
30        ./valitest
31      fi
32      verbose ${CC} ${CFLAGS} -ansi -pedantic valitest.c -o valitest
33      ./valitest
34      ;;
35    C )
36      echo "${GPERF} -I -L C $@ > valitest.c"
37      ${GPERF} -I -L C "$@" > valitest.c
38      if test $use_traditional = true; then
39        verbose ${CC} ${CFLAGS} -traditional -Dconst= valitest.c -o valitest
40        ./valitest
41      fi
42      verbose ${CC} ${CFLAGS} -ansi -pedantic -pedantic-errors valitest.c -o valitest
43      ./valitest
44      ;;
45    ANSI-C )
46      echo "${GPERF} -I -L ANSI-C $@ > valitest.c"
47      ${GPERF} -I -L ANSI-C "$@" > valitest.c
48      verbose ${CC} ${CFLAGS} -ansi -pedantic -pedantic-errors valitest.c -o valitest
49      ./valitest
50      verbose ${CXX} ${CXXFLAGS} -ansi -pedantic -pedantic-errors valitest.c -o valitest
51      ./valitest
52      ;;
53    "C++" )
54      echo "${GPERF} -I -L C++ $@ > valitest.c"
55      ${GPERF} -I -L C++ "$@" > valitest.c
56      verbose ${CXX} ${CXXFLAGS} -ansi -pedantic -pedantic-errors -DCPLUSPLUS_TEST valitest.c -o valitest
57      ./valitest
58      ;;
59  esac
60done
61
62exit 0
63