#! /bin/sh
# Set the testing environment.

# top_builddir is passed through the environment
prog=a2ps
top_srcdir=`cd .. && pwd`
top_builddir=`cd ${top_builddir-..} && pwd`
srcdir=`cd . && pwd`
builddir=$top_builddir/tests
AWK=mawk

echo_n='-n'
echo_c=''

# LC_MESSAGES is always shadowed by LC_ALL.  Here are the only cases:
# - GNU:       LANGUAGE -> LC_ALL -> LC_MESSAGES -> LANG
# - POSIX:     LC_ALL -> LC_MESSAGES -> LANG
# - XPG4:      LC_ALL -> LANG
# - SysV/XPG2: LANG
# I saw a broken machine that does not support export LC_ALL before
# its definition!
LANGUAGE=C
export LANGUAGE
LANG=C
export LANG
LC_ALL=C
export LC_ALL

# Make it read the provided resources, not that installed
A2PS_CONFIG=$builddir/a2ps-tst.cfg
export A2PS_CONFIG

# Tell a2ps not to honor other config files than the system's
# (here, A2PS_CONFIG)
NO_HOME_CONF=no
export NO_HOME_CONF

# A var often used to detect failure
failure=0

# where is the tested program?
CHK=$top_builddir/src/${prog}
A2PS=$CHK
export A2PS
REF=${prog}

# Here is stored the produced postscript
REF_DIR=$srcdir/ps-ref
CHK_DIR=$builddir/ps-chk
REF_FILE=$REF_DIR/$OUT_NAME
CHK_FILE=$CHK_DIR/$OUT_NAME

# Here are the test files
TST_DIR=$top_srcdir/tests/tstfiles
TST_FILE=$TST_DIR/$IN_NAME
# Let the user choose the set of test files at run time.
: ${TEST_FILES="
AppDelegate.m:objc
Converter.java:java
a2ps.man:plain
bookie.idl:cidl
configure.in:autoconf
confirm.m3:modula3
ehandler:ps
eplv_chkr.v:verilog
essai2.o2c:o2c
ex1.asn1:asn1
ex_PSGETRS.f90:fortran
fasttrig.pas:pascal
formfeed.txt:plain
ftp2.pml:promela
includeres:perl
mofibida.hs:haskell
mtvplot.octave:octave
mutex.py:python
pi.b:bc
polkaIDL.hh:cxx
prosamp.pre:pre
psmandup:sh
report.pre:texscript
run-help:zsh
s-garnam.adb:ada
snacc.mib:mib
space.pls:plsql
sqlcrtbl.sql:sql
sqlinit.ora:oracle
sqlpq92.sql:sql92
sqlspace.pkb:plsql
strange.mail:mail
symbol.pre:pre
synopsys.setup:dc_shell
tabulation.pre:pre
template.e:eiffel
typing.cl:claire
vrcaml.ml:caml
wide.txt:plain"}

# The temp directory
TMPDIR=${TMPDIR:-/tmp}
tmpdir=$TMPDIR/a2$$

# Remove the junk files.
trap "/bin/rm -rf $tmpdir" 0 1 2 3 13 15

# Make sure the directories exist
for dir in $REF_DIR $CHK_DIR $tmpdir
do
  [ -d "$dir" ] || mkdir $dir
  chmod u+wrx $dir
done

# File descriptor usage:
# 0 standard input
# 1 file creation
# 2 errors and warnings
# 3 some systems may open it to /dev/tty
# 4 used on the Kubota Titan
# 5 a2ps' stderr
if test yes = "$VERBOSE"; then
  exec 5>&2
  verbose=echo
else
  exec 5>/dev/null
  verbose=:
fi

# Any kind of error should be a failure
set -e