media-gfx/rawtherapee: import some fedora patches to fix gcc:11 comp

GCC 11 in combination with glibc-2.34 braek overloading some functions
see https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101747

Closes: https://bugs.gentoo.org/807658
Signed-off-by: Joonas Niilola <juippis@gentoo.org>

3 files changed, 982 insertions, 0 deletions

diff --git a/media-gfx/rawtherapee/files/RT_5.8_fix_crop.patch b/media-gfx/rawtherapee/files/RT_5.8_fix_crop.patch
new file mode 100644
index 000000000000..24cbfdcb41db
--- /dev/null
+++ b/media-gfx/rawtherapee/files/RT_5.8_fix_crop.patch
@@ -0,0 +1,221 @@
+From 15db8cdb57161d57af8307bf85aeda02ea69ddde Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Fl=C3=B6ssie?= <floessie.mail@gmail.com>
+Date: Sun, 5 Apr 2020 11:26:47 +0200
+Subject: [PATCH] Guard accesses to `Crop::crop_ratios` (#5701)
+
+---
+ rtgui/crop.cc | 125 +++++++++++++++++++++++++++++++++++---------------
+ rtgui/crop.h  |  11 ++---
+ 2 files changed, 92 insertions(+), 44 deletions(-)
+
+diff --git a/rtgui/crop.cc b/rtgui/crop.cc
+index d9d496523..f092f07a5 100644
+--- a/rtgui/crop.cc
++++ b/rtgui/crop.cc
+@@ -16,6 +16,8 @@
+  *  You should have received a copy of the GNU General Public License
+  *  along with RawTherapee.  If not, see <https://www.gnu.org/licenses/>.
+  */
++#include <vector>
++
+ #include "crop.h"
+ 
+ #include "options.h"
+@@ -46,39 +48,82 @@ inline void get_custom_ratio(int w, int h, double &rw, double &rh)
+ 
+ } // namespace
+ 
++class Crop::CropRatios final
++{
++public:
++    CropRatios() :
++        ratios{
++            {M("GENERAL_ASIMAGE"), 0.0},
++            {M("GENERAL_CURRENT"), -1.0},
++            {"3:2", 3.0 / 2.0},                 // L1.5,        P0.666...
++            {"4:3", 4.0 / 3.0},                 // L1.333...,   P0.75
++            {"16:9", 16.0 / 9.0},               // L1.777...,   P0.5625
++            {"16:10", 16.0 / 10.0},             // L1.6,        P0.625
++            {"1:1", 1.0 / 1.0},                 // L1,          P1
++            {"2:1", 2.0 / 1.0},                 // L2,          P0.5
++            {"3:1", 3.0 / 1.0},                 // L3,          P0.333...
++            {"4:1", 4.0 / 1.0},                 // L4,          P0.25
++            {"5:1", 5.0 / 1.0},                 // L5,          P0.2
++            {"6:1", 6.0 / 1.0},                 // L6,          P0.1666...
++            {"7:1", 7.0 / 1.0},                 // L7,          P0.142...
++            {"4:5", 4.0 / 5.0},                 // L1.25,       P0.8
++            {"5:7", 5.0 / 7.0},                 // L1.4,        P0.714...
++            {"6:7", 6.0 / 7.0},                 // L1.166...,   P0.857...
++            {"6:17", 6.0 / 17.0},               // L2.833...,   P0.352...
++            {"24:65 - XPAN", 24.0 / 65.0},      // L2.708...,   P0.369...
++            {"1.414 - DIN EN ISO 216", 1.414},  // L1.414,      P0.707...
++            {"3.5:5", 3.5 / 5.0},               // L1.428...,   P0.7
++            {"8.5:11 - US Letter", 8.5 / 11.0}, // L1.294...,   P0.772...
++            {"9.5:12", 9.5 / 12.0},             // L1.263...,   P0.791...
++            {"10:12", 10.0 / 12.0},             // L1.2,        P0.833...
++            {"11:14", 11.0 / 14.0},             // L1.272...,   P0.785...
++            {"11:17 - Tabloid", 11.0 / 17.0},   // L1.545...,   P0.647...
++            {"13:19", 13.0 / 19.0},             // L1.461...,   P0.684...
++            {"17:22", 17.0 / 22.0},             // L1.294...,   P0.772...
++            {"45:35 - ePassport", 45.0 / 35.0}, // L1.285,...   P0.777...
++            {"64:27", 64.0 / 27.0},             // L2.370...,   P0.421...
++        }
++    {
++    }
++
++    std::vector<Glib::ustring> getLabels() const
++    {
++        std::vector<Glib::ustring> res;
++
++        res.reserve(ratios.size());
++
++        for (const auto& ratio : ratios) {
++            res.push_back(ratio.label);
++        }
++
++        return res;
++    }
++
++    double getValue(std::size_t index) const
++    {
++        return
++            index < ratios.size()
++                ? ratios[index].value
++                : ratios[0].value;
++    }
++
++    void updateCurrentRatio(double value)
++    {
++        ratios[1].value = value;
++    }
++
++private:
++    struct CropRatio {
++        Glib::ustring label;
++        double value;
++    };
++
++    std::vector<CropRatio> ratios;
++};
++
+ Crop::Crop():
+     FoldableToolPanel(this, "crop", M("TP_CROP_LABEL"), false, true),
+-    crop_ratios{
+-        {M("GENERAL_ASIMAGE"), 0.0},
+-        {M("GENERAL_CURRENT"), -1.0},
+-        {"3:2", 3.0 / 2.0},                 // L1.5,        P0.666...
+-        {"4:3", 4.0 / 3.0},                 // L1.333...,   P0.75
+-        {"16:9", 16.0 / 9.0},               // L1.777...,   P0.5625
+-        {"16:10", 16.0 / 10.0},             // L1.6,        P0.625
+-        {"1:1", 1.0 / 1.0},                 // L1,          P1
+-        {"2:1", 2.0 / 1.0},                 // L2,          P0.5
+-        {"3:1", 3.0 / 1.0},                 // L3,          P0.333...
+-        {"4:1", 4.0 / 1.0},                 // L4,          P0.25
+-        {"5:1", 5.0 / 1.0},                 // L5,          P0.2
+-        {"6:1", 6.0 / 1.0},                 // L6,          P0.1666...
+-        {"7:1", 7.0 / 1.0},                 // L7,          P0.142...
+-        {"4:5", 4.0 / 5.0},                 // L1.25,       P0.8
+-        {"5:7", 5.0 / 7.0},                 // L1.4,        P0.714...
+-        {"6:7", 6.0 / 7.0},                 // L1.166...,   P0.857...
+-        {"6:17", 6.0 / 17.0},               // L2.833...,   P0.352...
+-        {"24:65 - XPAN", 24.0 / 65.0},      // L2.708...,   P0.369...
+-        {"1.414 - DIN EN ISO 216", 1.414},  // L1.414,      P0.707...
+-        {"3.5:5", 3.5 / 5.0},               // L1.428...,   P0.7
+-        {"8.5:11 - US Letter", 8.5 / 11.0}, // L1.294...,   P0.772...
+-        {"9.5:12", 9.5 / 12.0},             // L1.263...,   P0.791...
+-        {"10:12", 10.0 / 12.0},             // L1.2,        P0.833...
+-        {"11:14", 11.0 / 14.0},             // L1.272...,   P0.785...
+-        {"11:17 - Tabloid", 11.0 / 17.0},   // L1.545...,   P0.647...
+-        {"13:19", 13.0 / 19.0},             // L1.461...,   P0.684...
+-        {"17:22", 17.0 / 22.0},             // L1.294...,   P0.772...
+-        {"45:35 - ePassport", 45.0 / 35.0}, // L1.285,...   P0.777...
+-        {"64:27", 64.0 / 27.0},             // L2.370...,   P0.421...
+-    },
++    crop_ratios(new CropRatios),
+     opt(0),
+     wDirty(true),
+     hDirty(true),
+@@ -229,8 +274,8 @@ Crop::Crop():
+     // ppigrid END
+ 
+     // Populate the combobox
+-    for (const auto& crop_ratio : crop_ratios) {
+-        ratio->append (crop_ratio.label);
++    for (const auto& label : crop_ratios->getLabels()) {
++        ratio->append (label);
+     }
+ 
+     ratio->set_active (0);
+@@ -354,7 +399,10 @@ void Crop::read (const ProcParams* pp, const ParamsEdited* pedited)
+         setDimensions (pp->crop.x + pp->crop.w, pp->crop.y + pp->crop.h);
+     }
+ 
+-    const bool flip_orientation = pp->crop.fixratio && crop_ratios[ratio->get_active_row_number()].value > 0 && crop_ratios[ratio->get_active_row_number()].value < 1.0;
++    const bool flip_orientation =
++        pp->crop.fixratio
++        && crop_ratios->getValue(ratio->get_active_row_number()) > 0
++        && crop_ratios->getValue(ratio->get_active_row_number()) < 1.0;
+ 
+     if (pp->crop.orientation == "Landscape") {
+         orientation->set_active (flip_orientation ? 1 : 0);
+@@ -469,7 +517,10 @@ void Crop::write (ProcParams* pp, ParamsEdited* pedited)
+     }
+ 
+     // for historical reasons we store orientation different if ratio is written as 2:3 instead of 3:2, but in GUI 'landscape' is always long side horizontal regardless of the ratio is written short or long side first.
+-    const bool flip_orientation = fixr->get_active() && crop_ratios[ratio->get_active_row_number()].value > 0 && crop_ratios[ratio->get_active_row_number()].value < 1.0;
++    const bool flip_orientation =
++        fixr->get_active()
++        && crop_ratios->getValue(ratio->get_active_row_number()) > 0
++        && crop_ratios->getValue(ratio->get_active_row_number()) < 1.0;
+ 
+     if (orientation->get_active_row_number() == 0) {
+         pp->crop.orientation = flip_orientation ? "Portrait" : "Landscape";
+@@ -1501,7 +1552,7 @@ double Crop::getRatio () const
+         return r;
+     }
+ 
+-    r = crop_ratios[ratio->get_active_row_number()].value;
++    r = crop_ratios->getValue(ratio->get_active_row_number());
+     if (!r) {
+         r = maxh <= maxw ? float(maxh)/float(maxw) : float(maxw)/float(maxh);
+     }
+@@ -1539,5 +1590,5 @@ void Crop::updateCurrentRatio()
+     double rw, rh;
+     get_custom_ratio(w->get_value(), h->get_value(), rw, rh);
+     customRatioLabel->set_text(Glib::ustring::compose("%1:%2", rw, rh));
+-    crop_ratios[1].value = double(w->get_value())/double(h->get_value());
++    crop_ratios->updateCurrentRatio(static_cast<double>(w->get_value()) / static_cast<double>(h->get_value()));
+ }
+diff --git a/rtgui/crop.h b/rtgui/crop.h
+index b9221a803..c6636b917 100644
+--- a/rtgui/crop.h
++++ b/rtgui/crop.h
+@@ -18,7 +18,7 @@
+  */
+ #pragma once
+ 
+-#include <vector>
++#include <memory>
+ 
+ #include <gtkmm.h>
+ 
+@@ -91,16 +91,13 @@ class Crop final :
+     void rotateCrop         (int deg, bool hflip, bool vflip);
+ 
+ private:
+-    struct CropRatio {
+-        Glib::ustring label;
+-        double value;
+-    };
+-
+-    std::vector<CropRatio> crop_ratios;
++    class CropRatios;
+ 
+     void adjustCropToRatio();
+     void updateCurrentRatio();
+ 
++    const std::unique_ptr<CropRatios> crop_ratios;
++
+     Gtk::CheckButton* fixr;
+     MyComboBoxText* ratio;
+     MyComboBoxText* orientation;
diff --git a/media-gfx/rawtherapee/files/RT_5.8_glibc234.patch b/media-gfx/rawtherapee/files/RT_5.8_glibc234.patch
new file mode 100644
index 000000000000..791183e20d52
--- /dev/null
+++ b/media-gfx/rawtherapee/files/RT_5.8_glibc234.patch
@@ -0,0 +1,683 @@
+diff -udHrN -- a/RT_5.8_glibc234.patch b/RT_5.8_glibc234.patch
+--- a/RT_5.8_glibc234.patch	1970-01-01 01:00:00.000000000 +0100
++++ b/RT_5.8_glibc234.patch	2021-08-04 18:50:22.142646367 +0200
+@@ -0,0 +1,334 @@
++diff --git a/rtengine/canon_cr3_decoder.cc b/rtengine/canon_cr3_decoder.cc
++index ddd4b6172..1132b4e01 100644
++--- a/rtengine/canon_cr3_decoder.cc
+++++ b/rtengine/canon_cr3_decoder.cc
++@@ -670,7 +670,7 @@ std::uint32_t _byteswap_ulong(std::uint32_t x)
++ #endif
++ 
++ struct LibRaw_abstract_datastream {
++-    IMFILE* ifp;
+++    rtengine::IMFILE* ifp;
++ 
++     void lock()
++     {
++diff --git a/rtengine/dcraw.cc b/rtengine/dcraw.cc
++index ef0b4e8dc..13a6b054a 100644
++--- a/rtengine/dcraw.cc
+++++ b/rtengine/dcraw.cc
++@@ -1963,7 +1963,7 @@ void CLASS phase_one_load_raw_c()
++ #endif
++ {
++     int len[2], pred[2];
++-    IMFILE ifpthr = *ifp;
+++    rtengine::IMFILE ifpthr = *ifp;
++     ifpthr.plistener = nullptr;
++ 
++ #ifdef _OPENMP
++@@ -3317,7 +3317,7 @@ void CLASS sony_arw2_load_raw()
++ {
++     uchar *data = new (std::nothrow) uchar[raw_width + 1];
++     merror(data, "sony_arw2_load_raw()");
++-    IMFILE ifpthr = *ifp;
+++    rtengine::IMFILE ifpthr = *ifp;
++     int pos = ifpthr.pos;
++     ushort pix[16];
++ 
++@@ -6331,7 +6331,7 @@ int CLASS parse_tiff_ifd (int base)
++   unsigned sony_curve[] = { 0,0,0,0,0,4095 };
++   unsigned *buf, sony_offset=0, sony_length=0, sony_key=0;
++   struct jhead jh;
++-/*RT*/  IMFILE *sfp;
+++/*RT*/  rtengine::IMFILE *sfp;
++ /*RT*/  int pana_raw = 0;
++ 
++   if (tiff_nifds >= sizeof tiff_ifd / sizeof tiff_ifd[0])
++@@ -6895,7 +6895,7 @@ it under the terms of the one of two licenses as you choose:
++     fread (buf, sony_length, 1, ifp);
++     sony_decrypt (buf, sony_length/4, 1, sony_key);
++     sfp = ifp;
++-/*RT*/ ifp = fopen (buf, sony_length);
+++/*RT*/ ifp = rtengine::fopen (buf, sony_length);
++ // if ((ifp = tmpfile())) {
++ // fwrite (buf, sony_length, 1, ifp);
++ // fseek (ifp, 0, SEEK_SET);
++@@ -7203,7 +7203,7 @@ void CLASS parse_external_jpeg()
++ {
++   const char *file, *ext;
++   char *jname, *jfile, *jext;
++-/*RT*/  IMFILE *save=ifp;
+++/*RT*/  rtengine::IMFILE *save=ifp;
++ 
++   ext  = strrchr (ifname, '.');
++   file = strrchr (ifname, '/');
++@@ -7231,7 +7231,7 @@ void CLASS parse_external_jpeg()
++       *jext = '0';
++     }
++   if (strcmp (jname, ifname)) {
++-/*RT*/    if ((ifp = fopen (jname))) {
+++/*RT*/    if ((ifp = rtengine::fopen (jname))) {
++ //    if ((ifp = fopen (jname, "rb"))) {
++       if (verbose)
++ 	fprintf (stderr,_("Reading metadata from %s ...\n"), jname);
++diff --git a/rtengine/dcraw.h b/rtengine/dcraw.h
++index 10c7b9ba6..bc009e67c 100644
++--- a/rtengine/dcraw.h
+++++ b/rtengine/dcraw.h
++@@ -73,7 +73,7 @@ public:
++ 
++ protected:
++     int exif_base, ciff_base, ciff_len;
++-    IMFILE *ifp;
+++    rtengine::IMFILE *ifp;
++     FILE *ofp;
++     short order;
++     const char *ifname;
++@@ -125,7 +125,7 @@ protected:
++         int         cur_buf_size;    // buffer size
++         uchar       *cur_buf;        // currently read block
++         int         fillbytes;          // Counter to add extra byte for block size N*16
++-        IMFILE      *input;
+++        rtengine::IMFILE      *input;
++         struct int_pair grad_even[3][41];    // tables of gradients
++         struct int_pair grad_odd[3][41];
++         ushort		*linealloc;
++@@ -278,7 +278,7 @@ void parse_redcine();
++ class getbithuff_t
++ {
++ public:
++-   getbithuff_t(DCraw *p,IMFILE *&i, unsigned &z):parent(p),bitbuf(0),vbits(0),reset(0),ifp(i),zero_after_ff(z){}
+++   getbithuff_t(DCraw *p,rtengine::IMFILE *&i, unsigned &z):parent(p),bitbuf(0),vbits(0),reset(0),ifp(i),zero_after_ff(z){}
++    unsigned operator()(int nbits, ushort *huff);
++ 
++ private:
++@@ -288,7 +288,7 @@ private:
++    DCraw *parent;
++    unsigned bitbuf;
++    int vbits, reset;
++-   IMFILE *&ifp;
+++   rtengine::IMFILE *&ifp;
++    unsigned &zero_after_ff;
++ };
++ getbithuff_t getbithuff;
++@@ -296,7 +296,7 @@ getbithuff_t getbithuff;
++ class nikbithuff_t
++ {
++ public:
++-   explicit nikbithuff_t(IMFILE *&i):bitbuf(0),errors(0),vbits(0),ifp(i){}
+++   explicit nikbithuff_t(rtengine::IMFILE *&i):bitbuf(0),errors(0),vbits(0),ifp(i){}
++    void operator()() {bitbuf = vbits = 0;};
++    unsigned operator()(int nbits, ushort *huff);
++    unsigned errorCount() { return errors; }
++@@ -309,7 +309,7 @@ private:
++    }
++    unsigned bitbuf, errors;
++    int vbits;
++-   IMFILE *&ifp;
+++   rtengine::IMFILE *&ifp;
++ };
++ nikbithuff_t nikbithuff;
++ 
++@@ -377,7 +377,7 @@ void parse_qt (int end);
++ // ph1_bithuff(int nbits, ushort *huff);
++ class ph1_bithuff_t {
++ public:
++-   ph1_bithuff_t(DCraw *p, IMFILE *i, short &o):order(o),ifp(i),bitbuf(0),vbits(0){}
+++   ph1_bithuff_t(DCraw *p, rtengine::IMFILE *i, short &o):order(o),ifp(i),bitbuf(0),vbits(0){}
++    unsigned operator()(int nbits, ushort *huff);
++    unsigned operator()(int nbits);
++    unsigned operator()();
++@@ -411,7 +411,7 @@ private:
++    }
++ 
++    short &order;
++-   IMFILE* const ifp;
+++   rtengine::IMFILE* const ifp;
++    UINT64 bitbuf;
++    int vbits;
++ };
++@@ -429,11 +429,11 @@ void nokia_load_raw();
++ 
++ class pana_bits_t{
++ public:
++-   pana_bits_t(IMFILE *i, unsigned &u, unsigned enc):
+++   pana_bits_t(rtengine::IMFILE *i, unsigned &u, unsigned enc):
++     ifp(i), load_flags(u), vbits(0), encoding(enc) {}
++    unsigned operator()(int nbits, unsigned *bytes=nullptr);
++ private:
++-   IMFILE *ifp;
+++   rtengine::IMFILE *ifp;
++    unsigned &load_flags;
++    uchar buf[0x4000];
++    int vbits;
++diff --git a/rtengine/dfmanager.cc b/rtengine/dfmanager.cc
++index 7dde668eb..e551c9aad 100644
++--- a/rtengine/dfmanager.cc
+++++ b/rtengine/dfmanager.cc
++@@ -540,7 +540,7 @@ std::vector<badPix> *DFManager::getHotPixels ( const std::string &mak, const std
++ 
++ int DFManager::scanBadPixelsFile( Glib::ustring filename )
++ {
++-    FILE *file = fopen( filename.c_str(), "r" );
+++    FILE *file = ::fopen( filename.c_str(), "r" );
++ 
++     if( !file ) {
++         return false;
++diff --git a/rtengine/myfile.cc b/rtengine/myfile.cc
++index 842766dcf..2321d18bb 100644
++--- a/rtengine/myfile.cc
+++++ b/rtengine/myfile.cc
++@@ -70,7 +70,7 @@ int munmap(void *start, size_t length)
++ 
++ #ifdef MYFILE_MMAP
++ 
++-IMFILE* fopen (const char* fname)
+++rtengine::IMFILE* rtengine::fopen (const char* fname)
++ {
++     int fd;
++ 
++@@ -123,13 +123,13 @@ IMFILE* fopen (const char* fname)
++     return mf;
++ }
++ 
++-IMFILE* gfopen (const char* fname)
+++rtengine::IMFILE* rtengine::gfopen (const char* fname)
++ {
++     return fopen(fname);
++ }
++ #else
++ 
++-IMFILE* fopen (const char* fname)
+++rtengine::IMFILE* rtengine::fopen (const char* fname)
++ {
++ 
++     FILE* f = g_fopen (fname, "rb");
++@@ -152,7 +152,7 @@ IMFILE* fopen (const char* fname)
++     return mf;
++ }
++ 
++-IMFILE* gfopen (const char* fname)
+++rtengine::IMFILE* rtengine::gfopen (const char* fname)
++ {
++ 
++     FILE* f = g_fopen (fname, "rb");
++@@ -176,7 +176,7 @@ IMFILE* gfopen (const char* fname)
++ }
++ #endif //MYFILE_MMAP
++ 
++-IMFILE* fopen (unsigned* buf, int size)
+++rtengine::IMFILE* rtengine::fopen (unsigned* buf, int size)
++ {
++ 
++     IMFILE* mf = new IMFILE;
++@@ -190,7 +190,7 @@ IMFILE* fopen (unsigned* buf, int size)
++     return mf;
++ }
++ 
++-void fclose (IMFILE* f)
+++void rtengine::fclose (IMFILE* f)
++ {
++ #ifdef MYFILE_MMAP
++ 
++@@ -207,7 +207,7 @@ void fclose (IMFILE* f)
++     delete f;
++ }
++ 
++-int fscanf (IMFILE* f, const char* s ...)
+++int rtengine::fscanf (IMFILE* f, const char* s ...)
++ {
++     // fscanf not easily wrapped since we have no terminating \0 at end
++     // of file data and vsscanf() won't tell us how many characters that
++@@ -253,7 +253,7 @@ int fscanf (IMFILE* f, const char* s ...)
++ }
++ 
++ 
++-char* fgets (char* s, int n, IMFILE* f)
+++char* rtengine::fgets (char* s, int n, IMFILE* f)
++ {
++ 
++     if (f->pos >= f->size) {
++@@ -270,7 +270,7 @@ char* fgets (char* s, int n, IMFILE* f)
++     return s;
++ }
++ 
++-void imfile_set_plistener(IMFILE *f, rtengine::ProgressListener *plistener, double progress_range)
+++void rtengine::imfile_set_plistener(IMFILE *f, rtengine::ProgressListener *plistener, double progress_range)
++ {
++     f->plistener = plistener;
++     f->progress_range = progress_range;
++@@ -278,7 +278,7 @@ void imfile_set_plistener(IMFILE *f, rtengine::ProgressListener *plistener, doub
++     f->progress_current = 0;
++ }
++ 
++-void imfile_update_progress(IMFILE *f)
+++void rtengine::imfile_update_progress(IMFILE *f)
++ {
++     if (!f->plistener || f->progress_current < f->progress_next) {
++         return;
++diff --git a/rtengine/myfile.h b/rtengine/myfile.h
++index 34b90c525..ae14ce31a 100644
++--- a/rtengine/myfile.h
+++++ b/rtengine/myfile.h
++@@ -30,8 +30,6 @@ namespace rtengine
++ 
++ class ProgressListener;
++ 
++-}
++-
++ struct IMFILE {
++     int fd;
++     ssize_t pos;
++@@ -141,3 +139,5 @@ inline unsigned char* fdata(int offset, IMFILE* f)
++ 
++ int fscanf (IMFILE* f, const char* s ...);
++ char* fgets (char* s, int n, IMFILE* f);
+++
+++}
++diff --git a/rtengine/rtthumbnail.cc b/rtengine/rtthumbnail.cc
++index 8dc998862..cf500474f 100644
++--- a/rtengine/rtthumbnail.cc
+++++ b/rtengine/rtthumbnail.cc
++@@ -1965,7 +1965,7 @@ bool Thumbnail::writeImage (const Glib::ustring& fname)
++ 
++     Glib::ustring fullFName = fname + ".rtti";
++ 
++-    FILE* f = g_fopen (fullFName.c_str (), "wb");
+++    FILE* f = ::g_fopen (fullFName.c_str (), "wb");
++ 
++     if (!f) {
++         return false;
++@@ -2008,7 +2008,7 @@ bool Thumbnail::readImage (const Glib::ustring& fname)
++         return false;
++     }
++ 
++-    FILE* f = g_fopen(fullFName.c_str (), "rb");
+++    FILE* f = ::g_fopen(fullFName.c_str (), "rb");
++ 
++     if (!f) {
++         return false;
++@@ -2239,7 +2239,7 @@ bool Thumbnail::writeData  (const Glib::ustring& fname)
++         return false;
++     }
++ 
++-    FILE *f = g_fopen (fname.c_str (), "wt");
+++    FILE *f = ::g_fopen (fname.c_str (), "wt");
++ 
++     if (!f) {
++         if (settings->verbose) {
++@@ -2262,7 +2262,7 @@ bool Thumbnail::readEmbProfile  (const Glib::ustring& fname)
++     embProfile = nullptr;
++     embProfileLength = 0;
++ 
++-    FILE* f = g_fopen (fname.c_str (), "rb");
+++    FILE* f = ::g_fopen (fname.c_str (), "rb");
++ 
++     if (f) {
++         if (!fseek (f, 0, SEEK_END)) {
++@@ -2290,7 +2290,7 @@ bool Thumbnail::writeEmbProfile (const Glib::ustring& fname)
++ {
++ 
++     if (embProfileData) {
++-        FILE* f = g_fopen (fname.c_str (), "wb");
+++        FILE* f = ::g_fopen (fname.c_str (), "wb");
++ 
++         if (f) {
++             fwrite (embProfileData, 1, embProfileLength, f);
+diff -udHrN -- a/rtengine/canon_cr3_decoder.cc b/rtengine/canon_cr3_decoder.cc
+--- a/rtengine/canon_cr3_decoder.cc	2020-02-04 07:39:52.000000000 +0100
++++ b/rtengine/canon_cr3_decoder.cc	2021-08-07 11:43:50.725202017 +0200
+@@ -662,7 +662,7 @@
+ #endif
+ 
+ struct LibRaw_abstract_datastream {
+-    IMFILE* ifp;
++    rtengine::IMFILE* ifp;
+ 
+     void lock()
+     {
+diff -udHrN -- a/rtengine/dcraw.cc b/rtengine/dcraw.cc
+--- a/rtengine/dcraw.cc	2020-02-04 07:39:52.000000000 +0100
++++ b/rtengine/dcraw.cc	2021-08-07 11:43:50.736202141 +0200
+@@ -2025,7 +2025,7 @@
+ #endif
+ {
+     int len[2], pred[2];
+-    IMFILE ifpthr = *ifp;
++    rtengine::IMFILE ifpthr = *ifp;
+     ifpthr.plistener = nullptr;
+ 
+ #ifdef _OPENMP
+@@ -3380,7 +3380,7 @@
+ {
+     uchar *data = new (std::nothrow) uchar[raw_width + 1];
+     merror(data, "sony_arw2_load_raw()");
+-    IMFILE ifpthr = *ifp;
++    rtengine::IMFILE ifpthr = *ifp;
+     int pos = ifpthr.pos;
+     ushort pix[16];
+ 
+@@ -6394,7 +6394,7 @@
+   unsigned sony_curve[] = { 0,0,0,0,0,4095 };
+   unsigned *buf, sony_offset=0, sony_length=0, sony_key=0;
+   struct jhead jh;
+-/*RT*/  IMFILE *sfp;
++/*RT*/  rtengine::IMFILE *sfp;
+ /*RT*/  int pana_raw = 0;
+ 
+   if (tiff_nifds >= sizeof tiff_ifd / sizeof tiff_ifd[0])
+@@ -6958,7 +6958,7 @@
+     fread (buf, sony_length, 1, ifp);
+     sony_decrypt (buf, sony_length/4, 1, sony_key);
+     sfp = ifp;
+-/*RT*/ ifp = fopen (buf, sony_length);
++/*RT*/ ifp = rtengine::fopen (buf, sony_length);
+ // if ((ifp = tmpfile())) {
+ // fwrite (buf, sony_length, 1, ifp);
+ // fseek (ifp, 0, SEEK_SET);
+@@ -7264,7 +7264,7 @@
+ {
+   const char *file, *ext;
+   char *jname, *jfile, *jext;
+-/*RT*/  IMFILE *save=ifp;
++/*RT*/  rtengine::IMFILE *save=ifp;
+ 
+   ext  = strrchr (ifname, '.');
+   file = strrchr (ifname, '/');
+@@ -7292,7 +7292,7 @@
+       *jext = '0';
+     }
+   if (strcmp (jname, ifname)) {
+-/*RT*/    if ((ifp = fopen (jname))) {
++/*RT*/    if ((ifp = rtengine::fopen (jname))) {
+ //    if ((ifp = fopen (jname, "rb"))) {
+       if (verbose)
+ 	fprintf (stderr,_("Reading metadata from %s ...\n"), jname);
+diff -udHrN -- a/rtengine/dcraw.h b/rtengine/dcraw.h
+--- a/rtengine/dcraw.h	2020-02-04 07:39:52.000000000 +0100
++++ b/rtengine/dcraw.h	2021-08-07 11:43:50.737202152 +0200
+@@ -73,7 +73,7 @@
+ 
+ protected:
+     int exif_base, ciff_base, ciff_len;
+-    IMFILE *ifp;
++    rtengine::IMFILE *ifp;
+     FILE *ofp;
+     short order;
+     const char *ifname;
+@@ -125,7 +125,7 @@
+         int         cur_buf_size;    // buffer size
+         uchar       *cur_buf;        // currently read block
+         int         fillbytes;          // Counter to add extra byte for block size N*16
+-        IMFILE      *input;
++        rtengine::IMFILE      *input;
+         struct int_pair grad_even[3][41];    // tables of gradients
+         struct int_pair grad_odd[3][41];
+         ushort		*linealloc;
+@@ -278,7 +278,7 @@
+ class getbithuff_t
+ {
+ public:
+-   getbithuff_t(DCraw *p,IMFILE *&i, unsigned &z):parent(p),bitbuf(0),vbits(0),reset(0),ifp(i),zero_after_ff(z){}
++   getbithuff_t(DCraw *p,rtengine::IMFILE *&i, unsigned &z):parent(p),bitbuf(0),vbits(0),reset(0),ifp(i),zero_after_ff(z){}
+    unsigned operator()(int nbits, ushort *huff);
+ 
+ private:
+@@ -288,7 +288,7 @@
+    DCraw *parent;
+    unsigned bitbuf;
+    int vbits, reset;
+-   IMFILE *&ifp;
++   rtengine::IMFILE *&ifp;
+    unsigned &zero_after_ff;
+ };
+ getbithuff_t getbithuff;
+@@ -296,7 +296,7 @@
+ class nikbithuff_t
+ {
+ public:
+-   explicit nikbithuff_t(IMFILE *&i):bitbuf(0),errors(0),vbits(0),ifp(i){}
++   explicit nikbithuff_t(rtengine::IMFILE *&i):bitbuf(0),errors(0),vbits(0),ifp(i){}
+    void operator()() {bitbuf = vbits = 0;};
+    unsigned operator()(int nbits, ushort *huff);
+    unsigned errorCount() { return errors; }
+@@ -309,7 +309,7 @@
+    }
+    unsigned bitbuf, errors;
+    int vbits;
+-   IMFILE *&ifp;
++   rtengine::IMFILE *&ifp;
+ };
+ nikbithuff_t nikbithuff;
+ 
+@@ -378,7 +378,7 @@
+ // ph1_bithuff(int nbits, ushort *huff);
+ class ph1_bithuff_t {
+ public:
+-   ph1_bithuff_t(DCraw *p, IMFILE *i, short &o):order(o),ifp(i),bitbuf(0),vbits(0){}
++   ph1_bithuff_t(DCraw *p, rtengine::IMFILE *i, short &o):order(o),ifp(i),bitbuf(0),vbits(0){}
+    unsigned operator()(int nbits, ushort *huff);
+    unsigned operator()(int nbits);
+    unsigned operator()();
+@@ -412,7 +412,7 @@
+    }
+ 
+    short &order;
+-   IMFILE* const ifp;
++   rtengine::IMFILE* const ifp;
+    UINT64 bitbuf;
+    int vbits;
+ };
+@@ -430,11 +430,11 @@
+ 
+ class pana_bits_t{
+ public:
+-   pana_bits_t(IMFILE *i, unsigned &u, unsigned enc):
++   pana_bits_t(rtengine::IMFILE *i, unsigned &u, unsigned enc):
+     ifp(i), load_flags(u), vbits(0), encoding(enc) {}
+    unsigned operator()(int nbits, unsigned *bytes=nullptr);
+ private:
+-   IMFILE *ifp;
++   rtengine::IMFILE *ifp;
+    unsigned &load_flags;
+    uchar buf[0x4000];
+    int vbits;
+diff -udHrN -- a/rtengine/dfmanager.cc b/rtengine/dfmanager.cc
+--- a/rtengine/dfmanager.cc	2020-02-04 07:39:52.000000000 +0100
++++ b/rtengine/dfmanager.cc	2021-08-07 11:43:50.738202163 +0200
+@@ -540,7 +540,7 @@
+ 
+ int DFManager::scanBadPixelsFile( Glib::ustring filename )
+ {
+-    FILE *file = fopen( filename.c_str(), "r" );
++    FILE *file = ::fopen( filename.c_str(), "r" );
+ 
+     if( !file ) {
+         return false;
+diff -udHrN -- a/rtengine/myfile.cc b/rtengine/myfile.cc
+--- a/rtengine/myfile.cc	2020-02-04 07:39:52.000000000 +0100
++++ b/rtengine/myfile.cc	2021-08-07 11:43:50.738202163 +0200
+@@ -70,7 +70,7 @@
+ 
+ #ifdef MYFILE_MMAP
+ 
+-IMFILE* fopen (const char* fname)
++rtengine::IMFILE* rtengine::fopen (const char* fname)
+ {
+     int fd;
+ 
+@@ -123,13 +123,13 @@
+     return mf;
+ }
+ 
+-IMFILE* gfopen (const char* fname)
++rtengine::IMFILE* rtengine::gfopen (const char* fname)
+ {
+     return fopen(fname);
+ }
+ #else
+ 
+-IMFILE* fopen (const char* fname)
++rtengine::IMFILE* rtengine::fopen (const char* fname)
+ {
+ 
+     FILE* f = g_fopen (fname, "rb");
+@@ -152,7 +152,7 @@
+     return mf;
+ }
+ 
+-IMFILE* gfopen (const char* fname)
++rtengine::IMFILE* rtengine::gfopen (const char* fname)
+ {
+ 
+     FILE* f = g_fopen (fname, "rb");
+@@ -176,7 +176,7 @@
+ }
+ #endif //MYFILE_MMAP
+ 
+-IMFILE* fopen (unsigned* buf, int size)
++rtengine::IMFILE* rtengine::fopen (unsigned* buf, int size)
+ {
+ 
+     IMFILE* mf = new IMFILE;
+@@ -190,7 +190,7 @@
+     return mf;
+ }
+ 
+-void fclose (IMFILE* f)
++void rtengine::fclose (IMFILE* f)
+ {
+ #ifdef MYFILE_MMAP
+ 
+@@ -207,7 +207,7 @@
+     delete f;
+ }
+ 
+-int fscanf (IMFILE* f, const char* s ...)
++int rtengine::fscanf (IMFILE* f, const char* s ...)
+ {
+     // fscanf not easily wrapped since we have no terminating \0 at end
+     // of file data and vsscanf() won't tell us how many characters that
+@@ -253,7 +253,7 @@
+ }
+ 
+ 
+-char* fgets (char* s, int n, IMFILE* f)
++char* rtengine::fgets (char* s, int n, IMFILE* f)
+ {
+ 
+     if (f->pos >= f->size) {
+@@ -270,7 +270,7 @@
+     return s;
+ }
+ 
+-void imfile_set_plistener(IMFILE *f, rtengine::ProgressListener *plistener, double progress_range)
++void rtengine::imfile_set_plistener(IMFILE *f, rtengine::ProgressListener *plistener, double progress_range)
+ {
+     f->plistener = plistener;
+     f->progress_range = progress_range;
+@@ -278,7 +278,7 @@
+     f->progress_current = 0;
+ }
+ 
+-void imfile_update_progress(IMFILE *f)
++void rtengine::imfile_update_progress(IMFILE *f)
+ {
+     if (!f->plistener || f->progress_current < f->progress_next) {
+         return;
+diff -udHrN -- a/rtengine/myfile.h b/rtengine/myfile.h
+--- a/rtengine/myfile.h	2020-02-04 07:39:52.000000000 +0100
++++ b/rtengine/myfile.h	2021-08-07 11:43:50.739202175 +0200
+@@ -30,8 +30,6 @@
+ 
+ class ProgressListener;
+ 
+-}
+-
+ struct IMFILE {
+     int fd;
+     ssize_t pos;
+@@ -141,3 +139,5 @@
+ 
+ int fscanf (IMFILE* f, const char* s ...);
+ char* fgets (char* s, int n, IMFILE* f);
++
++}
+diff -udHrN -- a/rtengine/rtthumbnail.cc b/rtengine/rtthumbnail.cc
+--- a/rtengine/rtthumbnail.cc	2020-02-04 07:39:52.000000000 +0100
++++ b/rtengine/rtthumbnail.cc	2021-08-07 12:02:02.091503230 +0200
+@@ -1922,7 +1922,7 @@
+ 
+     Glib::ustring fullFName = fname + ".rtti";
+ 
+-    FILE* f = g_fopen (fullFName.c_str (), "wb");
++    FILE* f = ::g_fopen (fullFName.c_str (), "wb");
+ 
+     if (!f) {
+         return false;
+@@ -1965,7 +1965,7 @@
+         return false;
+     }
+ 
+-    FILE* f = g_fopen(fullFName.c_str (), "rb");
++    FILE* f = ::g_fopen(fullFName.c_str (), "rb");
+ 
+     if (!f) {
+         return false;
+@@ -2191,7 +2191,7 @@
+         return false;
+     }
+ 
+-    FILE *f = g_fopen (fname.c_str (), "wt");
++    FILE *f = ::g_fopen (fname.c_str (), "wt");
+ 
+     if (!f) {
+         if (settings->verbose) {
+@@ -2214,7 +2214,7 @@
+     embProfile = nullptr;
+     embProfileLength = 0;
+ 
+-    FILE* f = g_fopen (fname.c_str (), "rb");
++    FILE* f = ::g_fopen (fname.c_str (), "rb");
+ 
+     if (f) {
+         if (!fseek (f, 0, SEEK_END)) {
+@@ -2242,7 +2242,7 @@
+ {
+ 
+     if (embProfileData) {
+-        FILE* f = g_fopen (fname.c_str (), "wb");
++        FILE* f = ::g_fopen (fname.c_str (), "wb");
+ 
+         if (f) {
+             fwrite (embProfileData, 1, embProfileLength, f);
+@@ -2257,7 +2257,7 @@
+ bool Thumbnail::readAEHistogram  (const Glib::ustring& fname)
+ {
+ 
+-    FILE* f = g_fopen(fname.c_str(), "rb");
++    FILE* f = ::g_fopen(fname.c_str(), "rb");
+ 
+     if (!f) {
+         aeHistogram.reset();
+@@ -2280,7 +2280,7 @@
+ {
+ 
+     if (aeHistogram) {
+-        FILE* f = g_fopen (fname.c_str (), "wb");
++        FILE* f = ::g_fopen (fname.c_str (), "wb");
+ 
+         if (f) {
+             fwrite (&aeHistogram[0], 1, (65536 >> aeHistCompression)*sizeof (aeHistogram[0]), f);
diff --git a/media-gfx/rawtherapee/rawtherapee-5.8-r1.ebuild b/media-gfx/rawtherapee/rawtherapee-5.8-r1.ebuild
new file mode 100644
index 000000000000..8d30e2bd5ad1
--- /dev/null
+++ b/media-gfx/rawtherapee/rawtherapee-5.8-r1.ebuild
@@ -0,0 +1,78 @@
+# Copyright 1999-2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+MY_P=${P/_rc/-rc}
+inherit cmake flag-o-matic toolchain-funcs xdg-utils
+
+DESCRIPTION="A powerful cross-platform raw image processing program"
+HOMEPAGE="https://www.rawtherapee.com/"
+SRC_URI="https://rawtherapee.com/shared/source/${MY_P}.tar.xz"
+
+LICENSE="GPL-3"
+SLOT="0"
+KEYWORDS="amd64 x86"
+IUSE="openmp tcmalloc"
+
+RDEPEND="
+	dev-libs/expat
+	dev-libs/libsigc++:2
+	media-libs/lcms:2
+	media-libs/lensfun
+	media-libs/libcanberra[gtk3]
+	media-libs/libiptcdata
+	media-libs/libpng:0=
+	media-libs/tiff:0
+	sci-libs/fftw:3.0=
+	sys-libs/zlib
+	virtual/jpeg:0
+	x11-libs/gtk+:3
+	tcmalloc? ( dev-util/google-perftools )"
+DEPEND="${RDEPEND}
+	dev-cpp/gtkmm:3.0
+	gnome-base/librsvg"
+BDEPEND="virtual/pkgconfig"
+
+S="${WORKDIR}/${MY_P}"
+
+PATCHES=(
+    "${FILESDIR}/RT_5.8_fix_crop.patch"
+    "${FILESDIR}/RT_5.8_glibc234.patch"
+)
+
+pkg_pretend() {
+	if use openmp ; then
+		tc-has-openmp || die "Please switch to an openmp compatible compiler"
+	fi
+}
+
+src_configure() {
+	# upstream tested that "fast-math" give wrong results, so filter it
+	# https://bugs.gentoo.org/show_bug.cgi?id=606896#c2
+	filter-flags -ffast-math
+	# -Ofast enable "fast-math" both in gcc and clang
+	replace-flags -Ofast -O3
+	# In case we add an ebuild for klt we can (i)use that one,
+	# see http://cecas.clemson.edu/~stb/klt/
+	local mycmakeargs=(
+		-DOPTION_OMP=$(usex openmp)
+		-DDOCDIR=/usr/share/doc/${PF}
+		-DCREDITSDIR=/usr/share/${PN}
+		-DLICENCEDIR=/usr/share/${PN}
+		-DCACHE_NAME_SUFFIX=""
+		-DWITH_SYSTEM_KLT="off"
+		-DENABLE_TCMALLOC=$(usex tcmalloc)
+	)
+	cmake_src_configure
+}
+
+pkg_postinst() {
+	xdg_icon_cache_update
+	xdg_desktop_database_update
+}
+
+pkg_postrm() {
+	xdg_icon_cache_update
+	xdg_desktop_database_update
+}