diff options
Diffstat (limited to '258')
| -rw-r--r-- | 258/index.md | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/258/index.md b/258/index.md new file mode 100644 index 0000000..d49acd0 --- /dev/null +++ b/258/index.md @@ -0,0 +1,152 @@ +Title: Problems with png-config and fltk-config +Author: rodarima +Created: Wed, 11 Sep 2024 07:56:42 +0000 +State: open + +When installing FLTK in a different directory than /usr while keeping another installation there, I cannot link Dillo as it tries to find the libraries from /usr/lib due to a flag inserted by png-config: + +``` +g++ \ + -I/usr/include/libpng16 \ + -I/home/ram/dev/dillo/fltk/git/install/include \ + -D_LARGEFILE_SOURCE \ + -D_LARGEFILE64_SOURCE \ + -D_FILE_OFFSET_BITS=64 \ + -D_THREAD_SAFE \ + -D_REENTRANT \ + -g \ + -O2 \ + -Wall \ + -W \ + -Wno-unused-parameter \ + -fno-rtti \ + -fno-exceptions \ + -pedantic \ + -std=c++11 \ + -D_POSIX_C_SOURCE=200112L \ + \ + \ + -o \ + dillo \ + dillo.o \ + paths.o \ + tipwin.o \ + ui.o \ + uicmd.o \ + bw.o \ + cookies.o \ + hsts.o \ + auth.o \ + md5.o \ + digest.o \ + colors.o \ + misc.o \ + history.o \ + prefs.o \ + prefsparser.o \ + keys.o \ + url.o \ + bitvec.o \ + klist.o \ + chain.o \ + utf8.o \ + timeout.o \ + dialog.o \ + web.o \ + nav.o \ + cache.o \ + decode.o \ + dicache.o \ + capi.o \ + domain.o \ + css.o \ + cssparser.o \ + styleengine.o \ + plain.o \ + html.o \ + form.o \ + table.o \ + bookmark.o \ + dns.o \ + gif.o \ + jpeg.o \ + png.o \ + svg.o \ + imgbuf.o \ + image.o \ + menu.o \ + dpiapi.o \ + findbar.o \ + xembed.o \ + ../dlib/libDlib.a \ + ../dpip/libDpip.a \ + IO/libDiof.a \ + ../dw/libDw-widgets.a \ + ../dw/libDw-fltk.a \ + ../dw/libDw-core.a \ + ../lout/liblout.a \ + -ljpeg \ + -L/usr/lib \ <-------- here + -lpng16 \ + -L/home/ram/dev/dillo/fltk/git/install/lib \ + -lfltk \ + -lm \ + -lpthread \ + -lXinerama \ + -lXfixes \ + -lXcursor \ + -L/usr/lib \ + -lpangoxft-1.0 \ + -lpangoft2-1.0 \ + -lpango-1.0 \ + -lgobject-2.0 \ + -lglib-2.0 \ + -lharfbuzz \ + -lfontconfig \ + -lfreetype \ + -lXft \ + -lpangocairo-1.0 \ + -lcairo \ + -lX11 \ + -lXrender \ + -lwayland-cursor \ + -lwayland-client \ + -lxkbcommon \ + -ldbus-1 \ + -ldecor-0 \ + -ldl \ + -lz \ + -liconv \ + -lpthread \ + -lX11 \ + -lcrypto \ + -lssl +``` + +Ideally we should either point to the whole path with -l or discover how to make -L only affect the corresponding -l library. + +--%-- +From: rodarima +Date: Wed, 11 Sep 2024 08:36:38 +0000 + +Tried `-Wl,--push-state` but it doesn't seem to affect `-L`. + +--%-- +From: rodarima +Date: Wed, 11 Sep 2024 09:02:07 +0000 + +We should let the users pass the FLTK and other flags manually, so we avoid the problem in which a injected `-L` from fltk-config or png-config affects the rest of the libraries. + +--%-- +From: rodarima +Date: Mon, 14 Apr 2025 17:55:18 +0000 + +Also, fltk-config is injecting its own -O2 flags, which will race with the optimization level for debugging. + +--%-- +From: rodarima +Date: Sun, 31 Aug 2025 22:44:30 +0000 + +There is another issue, if there is already an FLTK library installed in /usr/lib (or potentially /usr/local/lib) it can be loaded *instead* of the one dillo was linked against. We would need to add the corresponding `-Wl,-rpath,...` flags for the linker as well. + +I think leaving the control of the variable to the use for non-standard installation is the best choice, so it can also inject platform or compiler specific flags.
\ No newline at end of file |