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configure: refuse to create config.vars without any database.

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We alter the script to do the move to config.vars right at the end,
which is probably a good idea anyway.

Fixes: #4054
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell 2020-09-17 13:40:40 +09:30
parent 34a6294031
commit d56f8b6c5d
1 changed files with 16 additions and 5 deletions
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21
configure vendored
View file

@ -165,7 +165,7 @@ add_var()
else
echo "$1 not found"
fi
echo "$1=$2" >> $CONFIG_VAR_FILE
echo "$1=$2" >> $CONFIG_VAR_FILE.$$
[ -z "$3" ] || echo "#define $1 $2" >> "$3"
}
@ -364,13 +364,11 @@ else
HAVE_PYTHON3_MAKO=0
fi
mv $CONFIG_VAR_FILE.$$ $CONFIG_VAR_FILE
# Now we can finally set our warning flags
if [ -z ${CWARNFLAGS+x} ]; then
CWARNFLAGS=$(default_cwarnflags "$COPTFLAGS" \
$(sed -n 's/^HAVE_GCC=//p' < $CONFIG_VAR_FILE) \
$(sed -n 's/^HAVE_MODERN_GCC=//p' < $CONFIG_VAR_FILE) )
$(sed -n 's/^HAVE_GCC=//p' < $CONFIG_VAR_FILE.$$) \
$(sed -n 's/^HAVE_MODERN_GCC=//p' < $CONFIG_VAR_FILE.$$) )
fi
add_var PREFIX "$PREFIX"
@ -396,3 +394,16 @@ add_var HAVE_PYTHON3_MAKO "$HAVE_PYTHON3_MAKO"
# Hack to avoid sha256 name clash with libwally: will be fixed when that
# becomes a standalone shared lib.
echo '#include "ccan_compat.h"' >> $CONFIG_HEADER
# Now we set them all and check.
while IFS='=' read VAR VAL; do
eval $VAR=\"$VAL\"
done < $CONFIG_VAR_FILE.$$
if [ "$HAVE_SQLITE3" = 0 -a "$HAVE_POSTGRES" = 0 ]; then
# I have no database yet I must schema!)
echo "*** We need a database, but neither sqlite3 nor postgres found" >&2
exit 1
fi
mv $CONFIG_VAR_FILE.$$ $CONFIG_VAR_FILE