Remove support for LCMS 1

Now that all platforms (including macOS) now support LCMS 2, we no
longer need to support LCMS 1.

Fixes: https://bugs.launchpad.net/inkscape/+bug/1133014

20 files changed, 157 insertions, 239 deletions

diff --git a/src/cms-color-types.h b/src/cms-color-types.h
index f312fa686..a4aec7cd2 100644
--- a/src/cms-color-types.h
+++ b/src/cms-color-types.h
@@ -19,9 +19,6 @@
 # include "config.h"  // only include where actually required!
 #endif
 
-#if HAVE_LIBLCMS1
-# include <icc34.h>
-#endif
 
 #if HAVE_STDINT_H
 # include <cstdint> // uint8_t, etc
@@ -31,34 +28,6 @@ typedef unsigned int guint32;
 typedef void * cmsHPROFILE;
 typedef void * cmsHTRANSFORM;
 
-#if HAVE_LIBLCMS1
-typedef icColorSpaceSignature cmsColorSpaceSignature;
-typedef icProfileClassSignature cmsProfileClassSignature;
-
-#define cmsSigInputClass icSigInputClass
-#define cmsSigDisplayClass icSigDisplayClass
-#define cmsSigOutputClass icSigOutputClass
-#define cmsSigNamedColorClass icSigNamedColorClass
-
-#define cmsSigRgbData icSigRgbData
-
-#define cmsSigXYZData icSigXYZData
-#define cmsSigLabData icSigLabData
-#define cmsSigLuvData icSigLuvData
-#define cmsSigYCbCrData icSigYCbCrData
-#define cmsSigYxyData icSigYxyData
-#define cmsSigRgbData icSigRgbData
-#define cmsSigGrayData icSigGrayData
-#define cmsSigHsvData icSigHsvData
-#define cmsSigHlsData icSigHlsData
-#define cmsSigCmykData icSigCmykData
-#define cmsSigCmyData icSigCmyData
-
-typedef uint32_t cmsUInt32Number;
-typedef uint16_t cmsUInt16Number;
-typedef uint8_t cmsUInt8Number;
-
-#endif // HAVE_LIBLCMS1
 
 namespace Inkscape {
 
diff --git a/src/color-profile-cms-fns.h b/src/color-profile-cms-fns.h
index 4dd321b22..857ee60eb 100644
--- a/src/color-profile-cms-fns.h
+++ b/src/color-profile-cms-fns.h
@@ -16,15 +16,13 @@
 
 #if HAVE_LIBLCMS2
 #  include <lcms2.h>
-#elif HAVE_LIBLCMS1
-#  include <lcms.h>
 #endif // HAVE_LIBLCMS2
 
 #include "cms-color-types.h"
 
 namespace Inkscape {
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
 
 // Note: these can later be adjusted to adapt for lcms2:
 
@@ -47,7 +45,7 @@ public :
 cmsColorSpaceSignature asICColorSpaceSig(ColorSpaceSig const & sig);
 cmsProfileClassSignature asICColorProfileClassSig(ColorProfileClassSig const & sig);
 
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
 } // namespace Inkscape
 
diff --git a/src/display/nr-filter-diffuselighting.cpp b/src/display/nr-filter-diffuselighting.cpp
index cfb8091af..d33d513e6 100644
--- a/src/display/nr-filter-diffuselighting.cpp
+++ b/src/display/nr-filter-diffuselighting.cpp
@@ -139,7 +139,7 @@ void FilterDiffuseLighting::render_cairo(FilterSlot &slot)
     double g = SP_RGBA32_G_F(lighting_color);
     double b = SP_RGBA32_B_F(lighting_color);
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
 
     if (icc) {
         guchar ru, gu, bu;
diff --git a/src/display/nr-filter-flood.cpp b/src/display/nr-filter-flood.cpp
index eb00d6ea3..05c32939f 100644
--- a/src/display/nr-filter-flood.cpp
+++ b/src/display/nr-filter-flood.cpp
@@ -44,7 +44,7 @@ void FilterFlood::render_cairo(FilterSlot &slot)
     double b = SP_RGBA32_B_F(color);
     double a = opacity;
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
 
     if (icc) {
         guchar ru, gu, bu;
diff --git a/src/display/nr-filter-specularlighting.cpp b/src/display/nr-filter-specularlighting.cpp
index 54bc50d5f..330f19c36 100644
--- a/src/display/nr-filter-specularlighting.cpp
+++ b/src/display/nr-filter-specularlighting.cpp
@@ -150,7 +150,7 @@ void FilterSpecularLighting::render_cairo(FilterSlot &slot)
     double g = SP_RGBA32_G_F(lighting_color);
     double b = SP_RGBA32_B_F(lighting_color);
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
 
     if (icc) {
         guchar ru, gu, bu;
diff --git a/src/display/sp-canvas.cpp b/src/display/sp-canvas.cpp
index f3906e24b..e8a36a3a7 100644
--- a/src/display/sp-canvas.cpp
+++ b/src/display/sp-canvas.cpp
@@ -1038,10 +1038,10 @@ static void sp_canvas_init(SPCanvas *canvas)
     canvas->_changecursor = 0;
     bool _is_dragging;
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     canvas->_enable_cms_display_adj = false;
     new (&canvas->_cms_key) Glib::ustring("");
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 }
 
 void SPCanvas::shutdownTransients()
@@ -1084,7 +1084,7 @@ void SPCanvas::dispose(GObject *object)
     }
 
     canvas->shutdownTransients();
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     canvas->_cms_key.~ustring();
 #endif
     if (G_OBJECT_CLASS(sp_canvas_parent_class)->dispose) {
@@ -1871,7 +1871,7 @@ void SPCanvas::paintSingleBuffer(Geom::IntRect const &paint_rect, Geom::IntRect
     // output to X
     cairo_destroy(buf.ct);
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     if (_enable_cms_display_adj) {
         cmsHTRANSFORM transf = nullptr;
         Inkscape::Preferences *prefs = Inkscape::Preferences::get();
@@ -1893,7 +1893,7 @@ void SPCanvas::paintSingleBuffer(Geom::IntRect const &paint_rect, Geom::IntRect
             cairo_surface_mark_dirty(imgs);
         }
     }
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
     cairo_surface_mark_dirty(_backing_store);
     // cairo_surface_write_to_png( _backing_store, "debug3.png" );
diff --git a/src/display/sp-canvas.h b/src/display/sp-canvas.h
index 9b782e8a4..b4be65887 100644
--- a/src/display/sp-canvas.h
+++ b/src/display/sp-canvas.h
@@ -269,10 +269,10 @@ public:
     int _rendermode;
     int _colorrendermode;
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     bool _enable_cms_display_adj;
     Glib::ustring _cms_key;
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
     bool _is_scrolling;
 };
diff --git a/src/object/color-profile.cpp b/src/object/color-profile.cpp
index 0e6d5e08d..36bb32142 100644
--- a/src/object/color-profile.cpp
+++ b/src/object/color-profile.cpp
@@ -38,8 +38,6 @@
 
 #if HAVE_LIBLCMS2
 #  include <lcms2.h>
-#elif HAVE_LIBLCMS1
-#  include <lcms.h>
 #endif // HAVE_LIBLCMS2
 
 #include "xml/repr.h"
@@ -64,12 +62,12 @@ using Inkscape::ColorProfileImpl;
 
 namespace
 {
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
 cmsHPROFILE getSystemProfileHandle();
 cmsHPROFILE getProofProfileHandle();
 void loadProfiles();
 Glib::ustring getNameFromProfile(cmsHPROFILE profile);
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 }
 
 #ifdef DEBUG_LCMS
@@ -116,14 +114,14 @@ namespace Inkscape {
 
 class ColorProfileImpl {
 public:
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     static cmsHPROFILE _sRGBProf;
     static cmsHPROFILE _NullProf;
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
     ColorProfileImpl();
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     static cmsUInt32Number _getInputFormat( cmsColorSpaceSignature space );
 
     static cmsHPROFILE getNULLProfile();
@@ -137,10 +135,10 @@ public:
     cmsHTRANSFORM _transf;
     cmsHTRANSFORM _revTransf;
     cmsHTRANSFORM _gamutTransf;
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 };
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
 cmsColorSpaceSignature asICColorSpaceSig(ColorSpaceSig const & sig)
 {
     return ColorSpaceSigWrapper(sig);
@@ -150,12 +148,12 @@ cmsProfileClassSignature asICColorProfileClassSig(ColorProfileClassSig const & s
 {
     return ColorProfileClassSigWrapper(sig);
 }
-#endif //  defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif //  defined(HAVE_LIBLCMS2)
 
 } // namespace Inkscape
 
 ColorProfileImpl::ColorProfileImpl()
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
 	:
     _profHandle(nullptr),
     _profileClass(cmsSigInputClass),
@@ -163,11 +161,11 @@ ColorProfileImpl::ColorProfileImpl()
     _transf(nullptr),
     _revTransf(nullptr),
     _gamutTransf(nullptr)
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 {
 }
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
 
 cmsHPROFILE ColorProfileImpl::_sRGBProf = nullptr;
 
@@ -187,7 +185,7 @@ cmsHPROFILE ColorProfileImpl::getNULLProfile() {
     return _NullProf;
 }
 
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
 ColorProfile::FilePlusHome::FilePlusHome(Glib::ustring filename, bool isInHome) : filename(std::move(filename)), isInHome(isInHome) {
 }
@@ -265,15 +263,15 @@ void ColorProfile::release() {
         this->intentStr = nullptr;
     }
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     this->impl->_clearProfile();
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
     delete this->impl;
     this->impl = nullptr;
 }
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
 void ColorProfileImpl::_clearProfile()
 {
     _profileSpace = cmsSigRgbData;
@@ -295,7 +293,7 @@ void ColorProfileImpl::_clearProfile()
         _profHandle = nullptr;
     }
 }
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
 /**
  * Callback: set attributes from associated repr.
@@ -334,10 +332,7 @@ void ColorProfile::set(SPAttributeEnum key, gchar const *value) {
             if ( value ) {
                 this->href = g_strdup( value );
                 if ( *this->href ) {
-#if HAVE_LIBLCMS1
-                    cmsErrorAction( LCMS_ERROR_SHOW );
-#endif
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
 
                     // TODO open filename and URIs properly
                     //FILE* fp = fopen_utf8name( filename, "r" );
@@ -372,7 +367,7 @@ void ColorProfile::set(SPAttributeEnum key, gchar const *value) {
                         this->impl->_profileClass = cmsGetDeviceClass( this->impl->_profHandle );
                     }
                     DEBUG_MESSAGE( lcmsOne, "cmsOpenProfileFromFile( '%s'...) = %p", fullname, (void*)this->impl->_profHandle );
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
                 }
             }
             this->requestModified(SP_OBJECT_MODIFIED_FLAG);
@@ -461,7 +456,7 @@ Inkscape::XML::Node* ColorProfile::write(Inkscape::XML::Document *xml_doc, Inksc
 }
 
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
 
 struct MapMap {
     cmsColorSpaceSignature space;
@@ -599,19 +594,13 @@ bool ColorProfile::GamutCheck(SPColor color)
 {
     guint32 val = color.toRGBA32(0);
 
-#if HAVE_LIBLCMS1
-    int alarm_r = 0;
-    int alarm_g = 0;
-    int alarm_b = 0;
-    cmsGetAlarmCodes(&alarm_r, &alarm_g, &alarm_b);
-    cmsSetAlarmCodes(255, 255, 255);
-#elif HAVE_LIBLCMS2
+#if HAVE_LIBLCMS2
     cmsUInt16Number oldAlarmCodes[cmsMAXCHANNELS] = {0};
     cmsGetAlarmCodes(oldAlarmCodes);
     cmsUInt16Number newAlarmCodes[cmsMAXCHANNELS] = {0};
     newAlarmCodes[0] = ~0;
     cmsSetAlarmCodes(newAlarmCodes);
-#endif // HAVE_LIBLCMS1
+#endif
 
     cmsUInt8Number outofgamut = 0;
     guchar check_color[4] = {
@@ -625,11 +614,9 @@ bool ColorProfile::GamutCheck(SPColor color)
         cmsDoTransform(gamutCheck, &check_color, &outofgamut, 1);
     }
 
-#if HAVE_LIBLCMS1
-    cmsSetAlarmCodes(alarm_r, alarm_g, alarm_b);
-#elif HAVE_LIBLCMS2
+#if HAVE_LIBLCMS2
     cmsSetAlarmCodes(oldAlarmCodes);
-#endif // HAVE_LIBLCMS1
+#endif
 
     return (outofgamut != 0);
 }
@@ -727,29 +714,24 @@ gint Inkscape::CMSSystem::getChannelCount(ColorProfile const *profile)
 {
     gint count = 0;
     if ( profile ) {
-#if HAVE_LIBLCMS1
-        count = _cmsChannelsOf( asICColorSpaceSig(profile->getColorSpace()) );
-#elif HAVE_LIBLCMS2
+#if HAVE_LIBLCMS2
         count = cmsChannelsOf( asICColorSpaceSig(profile->getColorSpace()) );
 #endif
     }
     return count;
 }
 
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
 // the bool return value tells if it's a user's directory or a system location
 // note that this will treat places under $HOME as system directories when they are found via $XDG_DATA_DIRS
 std::set<ColorProfile::FilePlusHome> ColorProfile::getBaseProfileDirs() {
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     static bool warnSet = false;
     if (!warnSet) {
-#if HAVE_LIBLCMS1
-        cmsErrorAction( LCMS_ERROR_SHOW );
-#endif
         warnSet = true;
     }
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
     std::set<ColorProfile::FilePlusHome> sources;
 
     // first try user's local dir
@@ -831,7 +813,7 @@ static bool isIccFile( gchar const *filepath )
             }
 
             close(fd);
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
             if (isIccFile) {
                 cmsHPROFILE prof = cmsOpenProfileFromFile( filepath, "r" );
                 if ( prof ) {
@@ -842,7 +824,7 @@ static bool isIccFile( gchar const *filepath )
                     cmsCloseProfile( prof );
                 }
             }
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
         }
     }
     return isIccFile;
@@ -868,7 +850,7 @@ std::set<ColorProfile::FilePlusHomeAndName> ColorProfile::getProfileFilesWithNam
 {
     std::set<FilePlusHomeAndName> result;
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     for (auto &profile: getProfileFiles()) {
         cmsHPROFILE hProfile = cmsOpenProfileFromFile(profile.filename.c_str(), "r");
         if ( hProfile ) {
@@ -877,20 +859,13 @@ std::set<ColorProfile::FilePlusHomeAndName> ColorProfile::getProfileFilesWithNam
             cmsCloseProfile(hProfile);
         }
     }
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
     return result;
 }
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
-#if HAVE_LIBLCMS1
-int errorHandlerCB(int ErrorCode, const char *ErrorText)
-{
-    g_message("lcms: Error %d; %s", ErrorCode, ErrorText);
-
-    return 1;
-}
-#elif HAVE_LIBLCMS2
+#if defined(HAVE_LIBLCMS2)
+#if HAVE_LIBLCMS2
 void errorHandlerCB(cmsContext /*contextID*/, cmsUInt32Number errorCode, char const *errorText)
 {
     g_message("lcms: Error %d", errorCode);
@@ -906,16 +881,7 @@ Glib::ustring getNameFromProfile(cmsHPROFILE profile)
 {
     Glib::ustring nameStr;
     if ( profile ) {
-#if HAVE_LIBLCMS1
-        gchar const *name = cmsTakeProductDesc(profile);
-        if ( !name ) {
-            name = cmsTakeProductName(profile);
-        }
-        if ( name && !g_utf8_validate(name, -1, NULL) ) {
-            name = _("(invalid UTF-8 string)");
-        }
-        nameStr = (name) ? name : C_("Profile name", "None");
-#elif HAVE_LIBLCMS2
+#if HAVE_LIBLCMS2
     cmsUInt32Number byteLen = cmsGetProfileInfo(profile, cmsInfoDescription, "en", "US", nullptr, 0);
     if (byteLen > 0) {
         // TODO investigate wchar_t and cmsGetProfileInfo()
@@ -944,9 +910,7 @@ void loadProfiles()
 {
     static bool error_handler_set = false;
     if (!error_handler_set) {
-#if HAVE_LIBLCMS1
-        cmsSetErrorHandler(errorHandlerCB);
-#elif HAVE_LIBLCMS2
+#if HAVE_LIBLCMS2
         //cmsSetLogErrorHandler(errorHandlerCB);
         //g_message("LCMS error handler set");
 #endif
@@ -1166,9 +1130,7 @@ cmsHTRANSFORM Inkscape::CMSSystem::getDisplayTransform()
                 auto gamutColor_g = gamutColor.get_green_u();
                 auto gamutColor_b = gamutColor.get_blue_u();
 
-#if HAVE_LIBLCMS1
-                cmsSetAlarmCodes(gamutColor_r >> 8, gamutColor_g >> 8, gamutColor_b >> 8);
-#elif HAVE_LIBLCMS2
+#if HAVE_LIBLCMS2
                 cmsUInt16Number newAlarmCodes[cmsMAXCHANNELS] = {0};
                 newAlarmCodes[0] = gamutColor_r;
                 newAlarmCodes[1] = gamutColor_g;
@@ -1328,9 +1290,7 @@ cmsHTRANSFORM Inkscape::CMSSystem::getDisplayPer( Glib::ustring const& id )
                         auto gamutColor_g = gamutColor.get_green_u();
                         auto gamutColor_b = gamutColor.get_blue_u();
 
-#if HAVE_LIBLCMS1
-                        cmsSetAlarmCodes(gamutColor_r >> 8, gamutColor_g >> 8, gamutColor_b >> 8);
-#elif HAVE_LIBLCMS2
+#if HAVE_LIBLCMS2
                         cmsUInt16Number newAlarmCodes[cmsMAXCHANNELS] = {0};
                         newAlarmCodes[0] = gamutColor_r;
                         newAlarmCodes[1] = gamutColor_g;
@@ -1363,7 +1323,7 @@ cmsHTRANSFORM Inkscape::CMSSystem::getDisplayPer( Glib::ustring const& id )
 
 
 
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
 /*
   Local Variables:
diff --git a/src/object/color-profile.h b/src/object/color-profile.h
index a0b320b02..5120b92fc 100644
--- a/src/object/color-profile.h
+++ b/src/object/color-profile.h
@@ -74,7 +74,7 @@ public:
     static std::set<FilePlusHome> getBaseProfileDirs();
     static std::set<FilePlusHome> getProfileFiles();
     static std::set<FilePlusHomeAndName> getProfileFilesWithNames();
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     //icColorSpaceSignature getColorSpace() const;
     ColorSpaceSig getColorSpace() const;
     //icProfileClassSignature getProfileClass() const;
@@ -84,7 +84,7 @@ public:
     cmsHTRANSFORM getTransfGamutCheck();
     bool GamutCheck(SPColor color);
 
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
     char* href;
     char* local;
diff --git a/src/object/sp-image.cpp b/src/object/sp-image.cpp
index 6c3854cb4..03f42c904 100644
--- a/src/object/sp-image.cpp
+++ b/src/object/sp-image.cpp
@@ -41,15 +41,10 @@
 #include "preferences.h"
 #include "io/sys.h"
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
 #include "cms-system.h"
 #include "color-profile.h"
-
-#if HAVE_LIBLCMS2
-#  include <lcms2.h>
-#elif HAVE_LIBLCMS1
-#  include <lcms.h>
-#endif // HAVE_LIBLCMS2
+#include <lcms2.h>
 
 //#define DEBUG_LCMS
 #ifdef DEBUG_LCMS
@@ -61,7 +56,7 @@
 #else
 #define DEBUG_MESSAGE(key, ...)
 #endif // DEBUG_LCMS
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 /*
  * SPImage
  */
@@ -125,9 +120,9 @@ SPImage::SPImage() : SPItem(), SPViewBox() {
     this->curve = nullptr;
 
     this->href = nullptr;
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     this->color_profile = nullptr;
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
     this->pixbuf = nullptr;
 }
 
@@ -163,12 +158,12 @@ void SPImage::release() {
     delete this->pixbuf;
     this->pixbuf = nullptr;
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     if (this->color_profile) {
         g_free (this->color_profile);
         this->color_profile = nullptr;
     }
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
     if (this->curve) {
         this->curve = this->curve->unref();
@@ -230,7 +225,7 @@ void SPImage::set(SPAttributeEnum key, const gchar* value) {
             this->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_VIEWPORT_MODIFIED_FLAG);
             break;
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
         case SP_PROP_COLOR_PROFILE:
             if ( this->color_profile ) {
                 g_free (this->color_profile);
@@ -248,7 +243,7 @@ void SPImage::set(SPAttributeEnum key, const gchar* value) {
             this->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG | SP_IMAGE_HREF_MODIFIED_FLAG);
             break;
 
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
         default:
             SPItem::set(key, value);
@@ -259,7 +254,7 @@ void SPImage::set(SPAttributeEnum key, const gchar* value) {
 }
 
 // BLIP
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
 void SPImage::apply_profile(Inkscape::Pixbuf *pixbuf) {
 
     // TODO: this will prevent using MIME data when exporting.
@@ -327,7 +322,7 @@ void SPImage::apply_profile(Inkscape::Pixbuf *pixbuf) {
         }
     }
 }
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
 void SPImage::update(SPCtx *ctx, unsigned int flags) {
 
@@ -348,7 +343,7 @@ void SPImage::update(SPCtx *ctx, unsigned int flags) {
                                               this->getRepr()->attribute("sodipodi:absref"), doc->getDocumentBase(), svgdpi);
 
             if (pixbuf) {
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
                 if ( this->color_profile ) apply_profile( pixbuf );
 #endif
                 this->pixbuf = pixbuf;
@@ -481,11 +476,11 @@ Inkscape::XML::Node *SPImage::write(Inkscape::XML::Document *xml_doc, Inkscape::
     repr->setAttribute("inkscape:svg-dpi", this->getRepr()->attribute("inkscape:svg-dpi"));
     //XML Tree being used directly here while it shouldn't be...
     repr->setAttribute("preserveAspectRatio", this->getRepr()->attribute("preserveAspectRatio"));
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     if (this->color_profile) {
         repr->setAttribute("color-profile", this->color_profile);
     }
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
     SPItem::write(xml_doc, repr, flags);
 
diff --git a/src/object/sp-image.h b/src/object/sp-image.h
index 2bc5e49a2..d591a499e 100644
--- a/src/object/sp-image.h
+++ b/src/object/sp-image.h
@@ -46,9 +46,9 @@ public:
     SPCurve *curve; // This curve is at the image's boundary for snapping
 
     char *href;
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     char *color_profile;
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
     Inkscape::Pixbuf *pixbuf;
 
@@ -67,9 +67,9 @@ public:
     void snappoints(std::vector<Inkscape::SnapCandidatePoint> &p, Inkscape::SnapPreferences const *snapprefs) const override;
     Geom::Affine set_transform(Geom::Affine const &transform) override;
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     void apply_profile(Inkscape::Pixbuf *pixbuf);
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
     SPCurve *get_curve () const;
     void refresh_if_outdated();
diff --git a/src/svg/svg-color.cpp b/src/svg/svg-color.cpp
index dbd32b706..1c8c021d3 100644
--- a/src/svg/svg-color.cpp
+++ b/src/svg/svg-color.cpp
@@ -33,7 +33,7 @@
 #include "svg-icc-color.h"
 
 #include "color.h"
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
 
 #include <vector>
 #include "object/color-profile.h"
@@ -41,7 +41,7 @@
 #include "document.h"
 #include "inkscape.h"
 #include "profile-manager.h"
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
 #include "cms-system.h"
 
@@ -508,7 +508,7 @@ sp_svg_create_color_hash()
     return colors;
 }
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
 
 void icc_color_to_sRGB(SVGICCColor* icc, guchar* r, guchar* g, guchar* b)
 {
@@ -538,7 +538,7 @@ g_message("transform to sRGB done");
         }
     }
 }
-#endif //defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif //defined(HAVE_LIBLCMS2)
 
 /*
  * Some discussion at http://markmail.org/message/bhfvdfptt25kgtmj
diff --git a/src/ui/dialog/document-properties.cpp b/src/ui/dialog/document-properties.cpp
index 9e212b193..1246a2f89 100644
--- a/src/ui/dialog/document-properties.cpp
+++ b/src/ui/dialog/document-properties.cpp
@@ -44,9 +44,9 @@
 #include "ui/widget/notebook-page.h"
 #include "xml/node-event-vector.h"
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
 #include "object/color-profile.h"
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
 namespace Inkscape {
 namespace UI {
@@ -160,9 +160,9 @@ DocumentProperties::DocumentProperties()
     build_guides();
     build_gridspage();
     build_snap();
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     build_cms();
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
     build_scripting();
     build_metadata();
     _wr.setUpdating (false);
@@ -429,7 +429,7 @@ void DocumentProperties::delete_all_guides()
     }
 }
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
 /// Populates the available color profiles combo box
 void DocumentProperties::populate_available_profiles(){
     _AvailableProfilesListStore->clear(); // Clear any existing items in the combo box
@@ -791,7 +791,7 @@ void DocumentProperties::build_cms()
     _emb_profiles_observer.signal_changed().connect(sigc::mem_fun(*this, &DocumentProperties::populate_linked_profiles_box));
     onColorProfileSelectRow();
 }
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
 void DocumentProperties::build_scripting()
 {
@@ -960,7 +960,7 @@ void DocumentProperties::build_scripting()
 
     _embed_new_btn.signal_clicked().connect(sigc::mem_fun(*this, &DocumentProperties::addEmbeddedScript));
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
 
     _external_remove_btn.signal_clicked().connect(sigc::mem_fun(*this, &DocumentProperties::removeExternalScript));
     _embed_remove_btn.signal_clicked().connect(sigc::mem_fun(*this, &DocumentProperties::removeEmbeddedScript));
@@ -970,7 +970,7 @@ void DocumentProperties::build_scripting()
 
     _EmbeddedScriptsList.signal_button_release_event().connect_notify(sigc::mem_fun(*this, &DocumentProperties::embedded_scripts_list_button_release));
     embedded_create_popup_menu(_EmbeddedScriptsList, sigc::mem_fun(*this, &DocumentProperties::removeEmbeddedScript));
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
 //TODO: review this observers code:
     std::vector<SPObject *> current = SP_ACTIVE_DOCUMENT->getResourceList( "script" );
@@ -1473,10 +1473,10 @@ void DocumentProperties::update()
 
     //------------------------------------------------Color Management page
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     populate_linked_profiles_box();
     populate_available_profiles();
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
     //-----------------------------------------------------------meta pages
     /* update the RDF entities */
diff --git a/src/ui/dialog/document-properties.h b/src/ui/dialog/document-properties.h
index 1d365f555..8b4e08832 100644
--- a/src/ui/dialog/document-properties.h
+++ b/src/ui/dialog/document-properties.h
@@ -66,15 +66,15 @@ protected:
 
     void  create_guides_around_page();
     void  delete_all_guides();
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     void  build_cms();
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
     void  build_scripting();
     void  build_metadata();
     void  init();
 
     virtual void  on_response (int);
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     void  populate_available_profiles();
     void  populate_linked_profiles_box();
     void  linkSelectedProfile();
@@ -82,7 +82,7 @@ protected:
     void  onColorProfileSelectRow();
     void  linked_profiles_list_button_release(GdkEventButton* event);
     void  cms_create_popup_menu(Gtk::Widget& parent, sigc::slot<void> rem);
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
     void  external_scripts_list_button_release(GdkEventButton* event);
     void  embedded_scripts_list_button_release(GdkEventButton* event);
diff --git a/src/ui/dialog/inkscape-preferences.cpp b/src/ui/dialog/inkscape-preferences.cpp
index 0c89a2257..d901c1f1c 100644
--- a/src/ui/dialog/inkscape-preferences.cpp
+++ b/src/ui/dialog/inkscape-preferences.cpp
@@ -1218,7 +1218,7 @@ void InkscapePreferences::initPageUI()
     initKeyboardShortcuts(iter_ui);
 }
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
 static void profileComboChanged( Gtk::ComboBoxText* combo )
 {
     Inkscape::Preferences *prefs = Inkscape::Preferences::get();
@@ -1258,7 +1258,7 @@ static void gamutColorChanged( Gtk::ColorButton* btn ) {
     prefs->setString("/options/softproof/gamutcolor", tmp);
     g_free(tmp);
 }
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
 void InkscapePreferences::initPageIO()
 {
@@ -1396,10 +1396,10 @@ void InkscapePreferences::initPageIO()
     Glib::ustring intentLabels[numIntents] = {_("Perceptual"), _("Relative Colorimetric"), _("Saturation"), _("Absolute Colorimetric")};
     int intentValues[numIntents] = {0, 1, 2, 3};
 
-#if !defined(HAVE_LIBLCMS1) && !defined(HAVE_LIBLCMS2)
+#if !defined(HAVE_LIBLCMS2)
     Gtk::Label* lbl = new Gtk::Label(_("(Note: Color management has been disabled in this build)"));
     _page_cms.add_line( false, "", *lbl, "", "", true);
-#endif // !defined(HAVE_LIBLCMS1) && !defined(HAVE_LIBLCMS2)
+#endif // !defined(HAVE_LIBLCMS2)
 
     _page_cms.add_group_header( _("Display adjustment"));
 
@@ -1475,7 +1475,7 @@ void InkscapePreferences::initPageIO()
 #endif // !defined(cmsFLAGS_PRESERVEBLACK)
 
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     {
         std::vector<Glib::ustring> names = ::Inkscape::CMSSystem::getDisplayNames();
         Glib::ustring current = prefs->getString( "/options/displayprofile/uri" );
@@ -1524,7 +1524,7 @@ void InkscapePreferences::initPageIO()
     _cms_proof_profile.set_sensitive( false );
     _cms_proof_blackpoint.set_sensitive( false );
     _cms_proof_preserveblack.set_sensitive( false );
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
     this->AddPage(_page_cms, _("Color management"), iter_io, PREFS_PAGE_IO_CMS);
 
diff --git a/src/ui/widget/color-icc-selector.cpp b/src/ui/widget/color-icc-selector.cpp
index a8e1d255f..27c4b4bea 100644
--- a/src/ui/widget/color-icc-selector.cpp
+++ b/src/ui/widget/color-icc-selector.cpp
@@ -32,7 +32,7 @@
 
 #define noDEBUG_LCMS
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
 #include "object/color-profile.h"
 #include "cms-system.h"
 #include "color-profile-cms-fns.h"
@@ -40,7 +40,7 @@
 #ifdef DEBUG_LCMS
 #include "preferences.h"
 #endif // DEBUG_LCMS
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
 #ifdef DEBUG_LCMS
 extern guint update_in_progress;
@@ -71,7 +71,7 @@ namespace {
 
 size_t maxColorspaceComponentCount = 0;
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
 
 /**
  * Internal variable to track all known colorspaces.
@@ -132,7 +132,7 @@ colorspace::Component::Component(std::string name, std::string tip, guint scale)
 {
 }
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
 static cmsUInt16Number *getScratch()
 {
     // bytes per pixel * input channels * width
@@ -206,7 +206,7 @@ std::vector<colorspace::Component> colorspace::getColorSpaceInfo(Inkscape::Color
     return getColorSpaceInfo(asICColorSpaceSig(prof->getColorSpace()));
 }
 
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
 namespace Inkscape {
 namespace UI {
@@ -263,7 +263,7 @@ class ColorICCSelectorImpl {
     static void _profileSelected(GtkWidget *src, gpointer data);
     static void _fixupHit(GtkWidget *src, gpointer data);
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     void _setProfile(SVGICCColor *profile);
     void _switchToProfile(gchar const *name);
 #endif
@@ -287,12 +287,12 @@ class ColorICCSelectorImpl {
     GtkWidget *_sbtn;  // Spinbutton
     GtkWidget *_label; // Label
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     std::string _profileName;
     Inkscape::ColorProfile *_prof;
     guint _profChannelCount;
     gulong _profChangedID;
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 };
 
 
@@ -331,12 +331,12 @@ ColorICCSelectorImpl::ColorICCSelectorImpl(ColorICCSelector *owner, SelectedColo
     , _slider(nullptr)
     , _sbtn(nullptr)
     , _label(nullptr)
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     , _profileName()
     , _prof(nullptr)
     , _profChannelCount(0)
     , _profChangedID(0)
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 {
 }
 
@@ -388,23 +388,23 @@ void ColorICCSelector::init()
 
     attachToGridOrTable(t, _impl->_profileSel, 1, row, 1, 1);
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     _impl->_profChangedID = g_signal_connect(G_OBJECT(_impl->_profileSel), "changed",
                                              G_CALLBACK(ColorICCSelectorImpl::_profileSelected), (gpointer)_impl);
 #else
     gtk_widget_set_sensitive(_impl->_profileSel, false);
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
 
     row++;
 
 // populate the data for colorspaces and channels:
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     std::vector<colorspace::Component> things = colorspace::getColorSpaceInfo(cmsSigRgbData);
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
     for (size_t i = 0; i < maxColorspaceComponentCount; i++) {
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
         if (i < things.size()) {
             _impl->_compUI.emplace_back(things[i]);
         }
@@ -437,22 +437,22 @@ void ColorICCSelector::init()
         // Slider
         _impl->_compUI[i]._slider =
             Gtk::manage(new Inkscape::UI::Widget::ColorSlider(Glib::wrap(_impl->_compUI[i]._adj, true)));
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
         _impl->_compUI[i]._slider->set_tooltip_text((i < things.size()) ? things[i].tip.c_str() : "");
 #else
         _impl->_compUI[i]._slider->set_tooltip_text(".");
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
         _impl->_compUI[i]._slider->show();
         _impl->_compUI[i]._slider->set_no_show_all();
 
         attachToGridOrTable(t, _impl->_compUI[i]._slider->gobj(), 1, row, 1, 1, true);
 
         _impl->_compUI[i]._btn = gtk_spin_button_new(_impl->_compUI[i]._adj, step, digits);
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
         gtk_widget_set_tooltip_text(_impl->_compUI[i]._btn, (i < things.size()) ? things[i].tip.c_str() : "");
 #else
         gtk_widget_set_tooltip_text(_impl->_compUI[i]._btn, ".");
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
         sp_dialog_defocus_on_enter(_impl->_compUI[i]._btn);
         gtk_label_set_mnemonic_widget(GTK_LABEL(_impl->_compUI[i]._label), _impl->_compUI[i]._btn);
         gtk_widget_show(_impl->_compUI[i]._btn);
@@ -526,7 +526,7 @@ void ColorICCSelectorImpl::_fixupHit(GtkWidget * /*src*/, gpointer data)
     self->_adjustmentChanged(self->_compUI[0]._adj, self);
 }
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
 void ColorICCSelectorImpl::_profileSelected(GtkWidget * /*src*/, gpointer data)
 {
     ColorICCSelectorImpl *self = reinterpret_cast<ColorICCSelectorImpl *>(data);
@@ -545,9 +545,9 @@ void ColorICCSelectorImpl::_profileSelected(GtkWidget * /*src*/, gpointer data)
         }
     }
 }
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
 void ColorICCSelectorImpl::_switchToProfile(gchar const *name)
 {
     bool dirty = false;
@@ -588,9 +588,7 @@ void ColorICCSelectorImpl::_switchToProfile(gchar const *name)
 #ifdef DEBUG_LCMS
                     g_message("got on out [%04x] [%04x] [%04x] [%04x]", post[0], post[1], post[2], post[3]);
 #endif // DEBUG_LCMS
-#if HAVE_LIBLCMS1
-                    guint count = _cmsChannelsOf(asICColorSpaceSig(newProf->getColorSpace()));
-#elif HAVE_LIBLCMS2
+#if HAVE_LIBLCMS2
                     guint count = cmsChannelsOf(asICColorSpaceSig(newProf->getColorSpace()));
 #endif
 
@@ -649,9 +647,9 @@ void ColorICCSelectorImpl::_switchToProfile(gchar const *name)
 #endif // DEBUG_LCMS
     }
 }
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
 struct _cmp {
   bool operator()(const SPObject * const & a, const SPObject * const & b)
   {
@@ -711,7 +709,7 @@ void ColorICCSelectorImpl::_profilesChanged(std::string const &name)
 }
 #else
 void ColorICCSelectorImpl::_profilesChanged(std::string const & /*name*/) {}
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
 void ColorICCSelector::on_show()
 {
@@ -739,7 +737,7 @@ void ColorICCSelector::_colorChanged()
     _impl->_profilesChanged((_impl->_color.color().icc) ? _impl->_color.color().icc->colorProfile : std::string(""));
     ColorScales::setScaled(_impl->_adj, _impl->_color.alpha());
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     _impl->_setProfile(_impl->_color.color().icc);
     _impl->_fixupNeeded = 0;
     gtk_widget_set_sensitive(_impl->_fixupBtn, FALSE);
@@ -778,7 +776,7 @@ void ColorICCSelector::_colorChanged()
     }
 #else
 //(void)color;
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
     _impl->_updateSliders(-1);
 
 
@@ -788,7 +786,7 @@ void ColorICCSelector::_colorChanged()
 #endif // DEBUG_LCMS
 }
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
 void ColorICCSelectorImpl::_setProfile(SVGICCColor *profile)
 {
 #ifdef DEBUG_LCMS
@@ -815,9 +813,7 @@ void ColorICCSelectorImpl::_setProfile(SVGICCColor *profile)
     if (profile) {
         _prof = SP_ACTIVE_DOCUMENT->getProfileManager()->find(profile->colorProfile.c_str());
         if (_prof && (asICColorProfileClassSig(_prof->getProfileClass()) != cmsSigNamedColorClass)) {
-#if HAVE_LIBLCMS1
-            _profChannelCount = _cmsChannelsOf(asICColorSpaceSig(_prof->getColorSpace()));
-#elif HAVE_LIBLCMS2
+#if HAVE_LIBLCMS2
             _profChannelCount = cmsChannelsOf(asICColorSpaceSig(_prof->getColorSpace()));
 #endif
 
@@ -873,11 +869,11 @@ void ColorICCSelectorImpl::_setProfile(SVGICCColor *profile)
     g_message("\\_________  %p::_setProfile()", this);
 #endif // DEBUG_LCMS
 }
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
 void ColorICCSelectorImpl::_updateSliders(gint ignore)
 {
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     if (_color.color().icc) {
         for (guint i = 0; i < _profChannelCount; i++) {
             gdouble val = 0.0;
@@ -929,7 +925,7 @@ void ColorICCSelectorImpl::_updateSliders(gint ignore)
     }
 #else
     (void)ignore;
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
     guint32 start = _color.color().toRGBA32(0x00);
     guint32 mid = _color.color().toRGBA32(0x7f);
@@ -962,7 +958,7 @@ void ColorICCSelectorImpl::_adjustmentChanged(GtkAdjustment *adjustment, ColorIC
 #endif // DEBUG_LCMS
     }
     else {
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
         for (size_t i = 0; i < iccSelector->_impl->_compUI.size(); i++) {
             if (iccSelector->_impl->_compUI[i]._adj == adjustment) {
                 match = i;
@@ -1012,7 +1008,7 @@ void ColorICCSelectorImpl::_adjustmentChanged(GtkAdjustment *adjustment, ColorIC
                 newColor.icc->colors.push_back(val);
             }
         }
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
     }
     iccSelector->_impl->_color.setColorAlpha(newColor, scaled);
     // iccSelector->_updateInternals( newColor, scaled, iccSelector->_impl->_dragging );
diff --git a/src/ui/widget/color-notebook.cpp b/src/ui/widget/color-notebook.cpp
index 963e5093d..67347d8a4 100644
--- a/src/ui/widget/color-notebook.cpp
+++ b/src/ui/widget/color-notebook.cpp
@@ -73,7 +73,7 @@ ColorNotebook::ColorNotebook(SelectedColor &color)
     _available_pages.push_back(page);
     page = new Page(new ColorWheelSelectorFactory, true);
     _available_pages.push_back(page);
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     page = new Page(new ColorICCSelectorFactory, true);
     _available_pages.push_back(page);
 #endif
@@ -156,7 +156,7 @@ void ColorNotebook::_initUI()
 
     GtkWidget *rgbabox = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 0);
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     /* Create color management icons */
     _box_colormanaged = gtk_event_box_new();
     GtkWidget *colormanaged = sp_get_icon_image("color-management", GTK_ICON_SIZE_SMALL_TOOLBAR);
@@ -178,7 +178,7 @@ void ColorNotebook::_initUI()
     gtk_widget_set_tooltip_text(_box_toomuchink, _("Too much ink!"));
     gtk_widget_set_sensitive(_box_toomuchink, false);
     gtk_box_pack_start(GTK_BOX(rgbabox), _box_toomuchink, FALSE, FALSE, 2);
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
 
     /* Color picker */
@@ -203,10 +203,10 @@ void ColorNotebook::_initUI()
     sp_set_font_size_smaller(rgbabox);
     gtk_widget_show_all(rgbabox);
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     // the "too much ink" icon is initially hidden
     gtk_widget_hide(GTK_WIDGET(_box_toomuchink));
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
   #if GTK_CHECK_VERSION(3, 12, 0)
     gtk_widget_set_margin_start(rgbabox, XPAD);
@@ -269,7 +269,7 @@ void ColorNotebook::_updateICCButtons()
 
     g_return_if_fail((0.0 <= alpha) && (alpha <= 1.0));
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     /* update color management icon*/
     gtk_widget_set_sensitive(_box_colormanaged, color.icc != nullptr);
 
@@ -305,7 +305,7 @@ void ColorNotebook::_updateICCButtons()
             gtk_widget_hide(GTK_WIDGET(_box_toomuchink));
         }
     }
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 }
 
 void ColorNotebook::_setCurrentPage(int i)
diff --git a/src/ui/widget/color-notebook.h b/src/ui/widget/color-notebook.h
index ddc8ea85f..c7bc7b56b 100644
--- a/src/ui/widget/color-notebook.h
+++ b/src/ui/widget/color-notebook.h
@@ -60,9 +60,9 @@ protected:
     GtkWidget *_buttonbox;
     GtkWidget **_buttons;
     GtkWidget *_rgbal; /* RGBA entry */
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     GtkWidget *_box_outofgamut, *_box_colormanaged, *_box_toomuchink;
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
     GtkWidget *_btn_picker;
     GtkWidget *_p; /* Color preview */
     boost::ptr_vector<Page> _available_pages;
diff --git a/src/widgets/desktop-widget.cpp b/src/widgets/desktop-widget.cpp
index a50427c09..40bada366 100644
--- a/src/widgets/desktop-widget.cpp
+++ b/src/widgets/desktop-widget.cpp
@@ -165,7 +165,7 @@ private:
     friend class SoftproofWatcher;
 };
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
 void CMSPrefWatcher::hook(EgeColorProfTracker * /*tracker*/, gint monitor, CMSPrefWatcher * /*watcher*/)
 {
     unsigned char* buf = nullptr;
@@ -178,22 +178,22 @@ void CMSPrefWatcher::hook(EgeColorProfTracker * /*tracker*/, gint monitor, CMSPr
 void CMSPrefWatcher::hook(EgeColorProfTracker * /*tracker*/, gint /*monitor*/, CMSPrefWatcher * /*watcher*/)
 {
 }
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
 /// @todo Use conditional compilation in saner places. The whole PrefWatcher
-/// object is unnecessary if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2) is not defined.
+/// object is unnecessary if defined(HAVE_LIBLCMS2) is not defined.
 void CMSPrefWatcher::_refreshAll()
 {
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     for (auto & it : _widget_list) {
         it->requestCanvasUpdate();
     }
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 }
 
 void CMSPrefWatcher::_setCmsSensitive(bool enabled)
 {
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     for ( auto dtw : _widget_list ) {
         auto cms_adj = dtw->get_cms_adjust();
         if ( cms_adj->get_sensitive() != enabled ) {
@@ -202,7 +202,7 @@ void CMSPrefWatcher::_setCmsSensitive(bool enabled)
     }
 #else
     (void) enabled;
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 }
 
 static CMSPrefWatcher* watcher = nullptr;
@@ -455,7 +455,7 @@ void SPDesktopWidget::init( SPDesktopWidget *dtw )
                                                                     tip ));
     dtw->_cms_adjust->set_name("CMS_Adjust");
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     {
         Glib::ustring current = prefs->getString("/options/displayprofile/uri");
         bool enabled = current.length() > 0;
@@ -470,7 +470,7 @@ void SPDesktopWidget::init( SPDesktopWidget *dtw )
     g_signal_connect_after( G_OBJECT(dtw->_cms_adjust->gobj()), "clicked", G_CALLBACK(SPDesktopWidget::cms_adjust_toggled), dtw );
 #else
     dtw->cms_adjust_set_sensitive(false);
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
     dtw->_canvas_tbl->attach(*dtw->_cms_adjust, 2, 2, 1, 1);
     {
@@ -481,9 +481,9 @@ void SPDesktopWidget::init( SPDesktopWidget *dtw )
     }
     /* Canvas */
     dtw->_canvas = SP_CANVAS(SPCanvas::createAA());
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     dtw->_canvas->_enable_cms_display_adj = prefs->getBool("/options/displayprofile/enable");
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
     gtk_widget_set_can_focus (GTK_WIDGET (dtw->_canvas), TRUE);
 
     sp_ruler_add_track_widget(SP_RULER(dtw->_hruler->gobj()), GTK_WIDGET(dtw->_canvas));
@@ -667,7 +667,7 @@ void SPDesktopWidget::init( SPDesktopWidget *dtw )
 
     // --------------- Color Management ---------------- //
     dtw->_tracker = ege_color_prof_tracker_new(GTK_WIDGET(dtw->layer_selector->gobj()));
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     bool fromDisplay = prefs->getBool( "/options/displayprofile/from_display");
     if ( fromDisplay ) {
         Glib::ustring id = Inkscape::CMSSystem::getDisplayId( 0 );
@@ -678,7 +678,7 @@ void SPDesktopWidget::init( SPDesktopWidget *dtw )
         dtw->cms_adjust_set_sensitive(enabled);
     }
     g_signal_connect( G_OBJECT(dtw->_tracker), "changed", G_CALLBACK(SPDesktopWidget::color_profile_event), dtw );
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
     // ------------------ Finish Up -------------------- //
     dtw->_vbox->show_all();
@@ -982,7 +982,7 @@ SPDesktopWidget::event(GtkWidget *widget, GdkEvent *event, SPDesktopWidget *dtw)
 }
 
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
 void
 SPDesktopWidget::color_profile_event(EgeColorProfTracker */*tracker*/, SPDesktopWidget *dtw)
 {
@@ -1016,11 +1016,11 @@ SPDesktopWidget::color_profile_event(EgeColorProfTracker */*tracker*/, SPDesktop
     enabled = !dtw->_canvas->_cms_key.empty();
     dtw->cms_adjust_set_sensitive(enabled);
 }
-#else // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#else // defined(HAVE_LIBLCMS2)
 void sp_dtw_color_profile_event(EgeColorProfTracker */*tracker*/, SPDesktopWidget * /*dtw*/)
 {
 }
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
 void
 SPDesktopWidget::update_guides_lock()
@@ -1042,7 +1042,7 @@ SPDesktopWidget::update_guides_lock()
     }
 }
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
 void
 SPDesktopWidget::cms_adjust_toggled( GtkWidget */*button*/, gpointer data )
 {
@@ -1061,7 +1061,7 @@ SPDesktopWidget::cms_adjust_toggled( GtkWidget */*button*/, gpointer data )
         }
     }
 }
-#endif // defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#endif // defined(HAVE_LIBLCMS2)
 
 void
 SPDesktopWidget::cms_adjust_set_sensitive(bool enabled)
diff --git a/src/widgets/desktop-widget.h b/src/widgets/desktop-widget.h
index 141d6b057..f0b42222d 100644
--- a/src/widgets/desktop-widget.h
+++ b/src/widgets/desktop-widget.h
@@ -321,7 +321,7 @@ public:
     void rotation_populate_popup(Gtk::Menu *menu);
     void canvas_tbl_size_allocate(Gtk::Allocation &allocation);
 
-#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2)
+#if defined(HAVE_LIBLCMS2)
     static void cms_adjust_toggled( GtkWidget *button, gpointer data );
     static void color_profile_event(EgeColorProfTracker *tracker, SPDesktopWidget *dtw);
 #endif