From 6ed94c4d5a82da47ba6af9a45ebe706f8d6f3245 Mon Sep 17 00:00:00 2001 From: Eric Blake Date: Wed, 18 Nov 2015 01:52:57 -0700 Subject: qapi: Don't let implicit enum MAX member collide Now that we guarantee the user doesn't have any enum values beginning with a single underscore, we can use that for our own purposes. Renaming ENUM_MAX to ENUM__MAX makes it obvious that the sentinel is generated. This patch was mostly generated by applying a temporary patch: |diff --git a/scripts/qapi.py b/scripts/qapi.py |index e6d014b..b862ec9 100644 |--- a/scripts/qapi.py |+++ b/scripts/qapi.py |@@ -1570,6 +1570,7 @@ const char *const %(c_name)s_lookup[] = { | max_index = c_enum_const(name, 'MAX', prefix) | ret += mcgen(''' | [%(max_index)s] = NULL, |+// %(max_index)s | }; | ''', | max_index=max_index) then running: $ cat qapi-{types,event}.c tests/test-qapi-types.c | sed -n 's,^// \(.*\)MAX,s|\1MAX|\1_MAX|g,p' > list $ git grep -l _MAX | xargs sed -i -f list The only things not generated are the changes in scripts/qapi.py. Rejecting enum members named 'MAX' is now useless, and will be dropped in the next patch. Signed-off-by: Eric Blake Message-Id: <1447836791-369-23-git-send-email-eblake@redhat.com> Reviewed-by: Juan Quintela [Rebased to current master, commit message tweaked] Signed-off-by: Markus Armbruster --- ui/input-keymap.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'ui/input-keymap.c') diff --git a/ui/input-keymap.c b/ui/input-keymap.c index d36be4b..63d71d2 100644 --- a/ui/input-keymap.c +++ b/ui/input-keymap.c @@ -132,7 +132,7 @@ static const int qcode_to_number[] = { [Q_KEY_CODE_RO] = 0x73, [Q_KEY_CODE_KP_COMMA] = 0x7e, - [Q_KEY_CODE_MAX] = 0, + [Q_KEY_CODE__MAX] = 0, }; static int number_to_qcode[0x100]; @@ -154,7 +154,7 @@ int qemu_input_key_number_to_qcode(uint8_t nr) if (first) { int qcode, number; first = false; - for (qcode = 0; qcode < Q_KEY_CODE_MAX; qcode++) { + for (qcode = 0; qcode < Q_KEY_CODE__MAX; qcode++) { number = qcode_to_number[qcode]; assert(number < ARRAY_SIZE(number_to_qcode)); number_to_qcode[number] = qcode; -- cgit v1.1