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Silence Bison deprecation warnings

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Bison >=3.0 issues warnings about

    %name-prefix="base_yy"

instead of the now preferred

    %name-prefix "base_yy"

but the latter doesn't work with Bison 2.3 or less.  So for now we
silence the deprecation warnings.
This commit is contained in:
Peter Eisentraut 2014-06-03 22:36:35 -04:00
parent ab14a73a6c
commit 55fb759ab3
2 changed files with 16 additions and 0 deletions
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8
config/programs.m4
View File

@ -23,6 +23,14 @@ if test "$BISON"; then
*** Bison version 1.875 or later is required, but this is $pgac_bison_version.])
BISON=""
fi
# Bison >=3.0 issues warnings about %name-prefix="base_yy", instead
# of the now preferred %name-prefix "base_yy", but the latter
# doesn't work with Bison 2.3 or less. So for now we silence the
# deprecation warnings.
if echo "$pgac_bison_version" | $AWK '{ if ([$]4 >= 3) exit 0; else exit 1;}'
then
BISONFLAGS="$BISONFLAGS -Wno-deprecated"
fi
fi
if test -z "$BISON"; then

8
configure vendored
View File

@ -7075,6 +7075,14 @@ $as_echo "$as_me: WARNING:
*** Bison version 1.875 or later is required, but this is $pgac_bison_version." >&2;}
BISON=""
fi
# Bison >=3.0 issues warnings about %name-prefix="base_yy", instead
# of the now preferred %name-prefix "base_yy", but the latter
# doesn't work with Bison 2.3 or less. So for now we silence the
# deprecation warnings.
if echo "$pgac_bison_version" | $AWK '{ if ($4 >= 3) exit 0; else exit 1;}'
then
BISONFLAGS="$BISONFLAGS -Wno-deprecated"
fi
fi
if test -z "$BISON"; then