configure: normalize dashes to underscores in exported libraries

it works without it, but technically speaking it's undefined behavior.

Change-Id: Icdcdd5b923ce4cecd9dc9e75f9d5d66d0fa8a032
Reviewed-by: Joerg Bornemann <joerg.bornemann@qt.io>

3 files changed, 13 insertions, 12 deletions

diff --git a/mkspecs/features/qmake_use.prf b/mkspecs/features/qmake_use.prf
index 8159e471a2..64faa4f215 100644
--- a/mkspecs/features/qmake_use.prf
+++ b/mkspecs/features/qmake_use.prf
@@ -5,14 +5,14 @@ for(ever) {
     for (use, QMAKE_USE$${suffix}) {
         use = $$split(use, /)
         name = $$take_first(use)
-        nu = $$upper($$name)
+        nu = $$upper($$replace(name, -, _))
         !contains(use, linkonly): CC_USES += $$nu
         !contains(use, nolink): LD_USES += $$nu
     }
     CC_USES = $$resolve_depends(CC_USES, QMAKE_DEPENDS_, _CC)
     for (nu, CC_USES) {
         !defined(QMAKE_LIBS_$$nu, var): \
-            error("Library '$$lower($$nu)' is not defined.")
+            error("Library '$$lower($$replace(nu, _, -))' is not defined.")
 
         DEFINES += $$eval(QMAKE_DEFINES_$${nu})
         INCLUDEPATH += $$eval(QMAKE_INCDIR_$${nu})
@@ -20,7 +20,7 @@ for(ever) {
     LD_USES = $$resolve_depends(LD_USES, QMAKE_DEPENDS_, _LD)
     for (nu, LD_USES) {
         !defined(QMAKE_LIBS_$$nu, var): \
-            error("Library '$$lower($$nu)' is not defined.")
+            error("Library '$$lower($$replace(nu, _, -))' is not defined.")
 
         debug: \
             LIBS$${suffix} += $$eval(QMAKE_LIBS_$${nu}_DEBUG) $$eval(QMAKE_LIBS_$$nu)
diff --git a/mkspecs/features/qt_configure.prf b/mkspecs/features/qt_configure.prf
index 5798a8a27b..83802cffca 100644
--- a/mkspecs/features/qt_configure.prf
+++ b/mkspecs/features/qt_configure.prf
@@ -439,12 +439,12 @@ defineTest(qtConfSetupLibraries) {
         lpfx = $${currentConfig}.libraries.$${l}
         # 'export' may be omitted, in which case it falls back to the library's name
         !defined($${lpfx}.export, var) {
-            $${lpfx}.export = $$l
+            $${lpfx}.export = $$replace(l, -, _)
             export($${lpfx}.export)
         }
         # 'export' may also be empty, but we need a derived identifier
         alias = $$eval($${lpfx}.export)
-        isEmpty(alias): alias = $$l
+        isEmpty(alias): alias = $$replace(l, -, _)
         $${lpfx}.alias = $$alias
         export($${lpfx}.alias)
         # make it easy to refer to the library by its export name.
@@ -804,7 +804,7 @@ defineTest(qtConfLibrary_pkgConfig) {
     largs = $$qtConfAllLibraryArgs($$eval($${2}.dependencies))
     for (la, largs): \
         eval("$$la")
-    USES = $$eval($$list($$upper($$QMAKE_USE)))
+    USES = $$eval($$list($$upper($$replace(QMAKE_USE, -, _))))
     # _CC == _LD for configure's library sources, so pick first arbitrarily.
     DEPS = $$resolve_depends(USES, QMAKE_DEPENDS_, _CC)
     for (DEP, DEPS) {
@@ -837,7 +837,7 @@ defineTest(qtConfTest_getPkgConfigVariable) {
 }
 
 defineReplace(qtConfLibraryArgs) {
-    NAME = $$upper($$eval($${1}.library))
+    NAME = $$upper($$replace($${1}.library, -, _))
     qmake_args = "QMAKE_LIBS_$${NAME} = $$val_escape($${1}.libs)"
     for (b, $${1}.builds._KEYS_): \
         qmake_args += "QMAKE_LIBS_$${NAME}_$$upper($$b) = $$val_escape($${1}.builds.$${b})"
@@ -853,8 +853,8 @@ defineReplace(qtConfLibraryArgs) {
         for (use, depends): \
             dep_uses += $$section(use, :, 1, 1)
         qmake_args += \
-            "QMAKE_DEPENDS_$${NAME}_CC = $$upper($$dep_uses)" \
-            "QMAKE_DEPENDS_$${NAME}_LD = $$upper($$dep_uses)"
+            "QMAKE_DEPENDS_$${NAME}_CC = $$upper($$replace(dep_uses, -, _))" \
+            "QMAKE_DEPENDS_$${NAME}_LD = $$upper($$replace(dep_uses, -, _))"
     }
     return($$qmake_args)
 }
@@ -917,7 +917,7 @@ defineTest(qtConfExportLibrary) {
             !isEmpty(use_cfg): \
                 depends += $$upper($$eval($${use_cfg}.libraries.$${use_lib}.export))
             else: \
-                depends += $$upper($$use_lib)
+                depends += $$upper($$replace(use_lib, -, _))
         }
         # we use suffixes instead of infixes, because $$resolve_depends() demands it.
         qtConfOutputVar(assign, $$output, QMAKE_DEPENDS_$${NAME}_CC, $$depends)
@@ -1092,7 +1092,7 @@ defineTest(qtConfTestPrepare_compile) {
             }
         }
         isEmpty(libConfig) {
-            nu = $$upper($$u)
+            nu = $$upper($$replace(u, -, _))
             !defined(QMAKE_LIBS_$$nu, var): \
                 error("Test $$1 tries to use undeclared library '$$u'")
             # using an external library by exported name.
diff --git a/mkspecs/features/qt_helper_lib.prf b/mkspecs/features/qt_helper_lib.prf
index 05d3b941bd..2cb54fc547 100644
--- a/mkspecs/features/qt_helper_lib.prf
+++ b/mkspecs/features/qt_helper_lib.prf
@@ -31,6 +31,7 @@ THE_TARGET = $$qt5LibraryTarget($$TARGET)
 
 !build_pass {
     MODULE = $$replace(TARGET, ^qt, )
+    MODULE ~= s,-,_,
     MODULE_PRI = $$MODULE_QMAKE_OUTDIR/mkspecs/modules/qt_ext_$${MODULE}.pri
     ucmodule = $$upper($$MODULE)
 
@@ -46,7 +47,7 @@ THE_TARGET = $$qt5LibraryTarget($$TARGET)
     for (use, QMAKE_USE) {
         use = $$split(use, /)
         name = $$take_first(use)
-        nu = $$upper($$name)
+        nu = $$upper($$replace(name, -, _))
         !contains(use, linkonly): CC_USES += $$nu
         !contains(use, nolink): LD_USES += $$nu
     }