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authorGravatar Stephane Glondu <steph@glondu.net>2011-12-25 13:19:42 +0100
committerGravatar Stephane Glondu <steph@glondu.net>2011-12-25 13:19:42 +0100
commit300293c119981054c95182a90c829058530a6b6f (patch)
treed7303613741c5796b58ced7db24ec7203327dbb2 /plugins/subtac/subtac_utils.ml
parent9d27ae09786866b6e3d7b79d1fa7667e5e2aa309 (diff)
Imported Upstream version 8.3.pl3upstream/8.3.pl3
Diffstat (limited to 'plugins/subtac/subtac_utils.ml')
-rw-r--r--plugins/subtac/subtac_utils.ml6
1 files changed, 5 insertions, 1 deletions
diff --git a/plugins/subtac/subtac_utils.ml b/plugins/subtac/subtac_utils.ml
index 689b110f..362c4ddc 100644
--- a/plugins/subtac/subtac_utils.ml
+++ b/plugins/subtac/subtac_utils.ml
@@ -23,6 +23,10 @@ let tactics_module = subtac_dir @ ["Tactics"]
let init_constant dir s () = gen_constant contrib_name dir s
let init_reference dir s () = gen_reference contrib_name dir s
+let safe_init_constant md name () =
+ check_required_library ("Coq"::md);
+ init_constant md name ()
+
let fixsub = init_constant fixsub_module "Fix_sub"
let ex_pi1 = init_constant utils_module "ex_pi1"
let ex_pi2 = init_constant utils_module "ex_pi2"
@@ -74,7 +78,7 @@ let eqdep_ind_ref = init_reference [ "Logic";"Eqdep"] "eq_dep"
let eqdep_intro_ref = init_reference [ "Logic";"Eqdep"] "eq_dep_intro"
let jmeq_ind =
- init_constant ["Logic";"JMeq"] "JMeq"
+ safe_init_constant ["Logic";"JMeq"] "JMeq"
let jmeq_rec =
init_constant ["Logic";"JMeq"] "JMeq_rec"