diff options
author | tenderlove <tenderlove@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2010-07-05 23:38:35 +0000 |
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committer | tenderlove <tenderlove@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2010-07-05 23:38:35 +0000 |
commit | ff10d93563e740d02a7a9815df9bd7b7d4b6d3d5 (patch) | |
tree | b912b3d1fe7e47b3bcbfa4efc673604c2376792d /ext/dl/lib | |
parent | c27e0ebab690d2a6c709a5a2c83af2d7a4968492 (diff) | |
download | ruby-ff10d93563e740d02a7a9815df9bd7b7d4b6d3d5.tar.gz |
* ext/dl/lib/dl/import.rb (handler): add a more helpful error message
when calling import_symbol or import_function without calling
dlload. Thanks nobu! [ruby-core:30996]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@28552 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ext/dl/lib')
-rw-r--r-- | ext/dl/lib/dl/import.rb | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/ext/dl/lib/dl/import.rb b/ext/dl/lib/dl/import.rb index fd23bc9676..f9e8faf5f0 100644 --- a/ext/dl/lib/dl/import.rb +++ b/ext/dl/lib/dl/import.rb @@ -194,8 +194,12 @@ module DL return ptr end + def handler + @handler or raise "call dlload before importing symbols and functions" + end + def import_symbol(name) - addr = @handler.sym(name) + addr = handler.sym(name) if( !addr ) raise(DLError, "cannot find the symbol: #{name}") end @@ -203,7 +207,7 @@ module DL end def import_function(name, ctype, argtype, call_type = nil) - addr = @handler.sym(name) + addr = handler.sym(name) if( !addr ) raise(DLError, "cannot find the function: #{name}()") end |