[PATCH] libstdc++: Fix python/ not making install directories
Bernhard Reutner-Fischer
rep.dot.nop@gmail.com
Sun Nov 13 20:29:52 GMT 2022
On Sun, 13 Nov 2022 19:42:52 +0000
Jonathan Wakely via Gcc-patches <gcc-patches@gcc.gnu.org> wrote:
> On Sun, 13 Nov 2022, 18:06 Arsen Arsenović via Libstdc++, <
> libstdc++@gcc.gnu.org> wrote:
>
> > I'm unsure why this issue only started manifesting now with how old this
> > code is, but this should fix it.
> >
>
> I just pushed a change to how the debug build makefiles are generated,
> which presumably uncovered this latent bug. I'll review the patch in the
> morning.
Ah, you removed debugdir everywhere but in the install-debug rule :)
I.e.:
$ git diff
diff --git a/libstdc++-v3/src/Makefile.am b/libstdc++-v3/src/Makefile.am
index b545ebf0dcf..bfa031ea395 100644
--- a/libstdc++-v3/src/Makefile.am
+++ b/libstdc++-v3/src/Makefile.am
@@ -422,5 +422,5 @@ build-debug: stamp-debug $(debug_backtrace_supported_h)
# Install debug library.
install-debug: build-debug
- (cd ${debugdir} && $(MAKE) CXXFLAGS='$(DEBUG_FLAGS)' \
- toolexeclibdir=$(glibcxx_toolexeclibdir)/debug install) ;
+ $(MAKE) -C debug CXXFLAGS='$(DEBUG_FLAGS)' \
+ toolexeclibdir=$(glibcxx_toolexeclibdir)/debug install
diff --git a/libstdc++-v3/src/Makefile.in b/libstdc++-v3/src/Makefile.in
index f54ee282fb0..8479d297389 100644
--- a/libstdc++-v3/src/Makefile.in
+++ b/libstdc++-v3/src/Makefile.in
@@ -1142,8 +1142,8 @@ build-debug: stamp-debug $(debug_backtrace_supported_h)
# Install debug library.
install-debug: build-debug
- (cd ${debugdir} && $(MAKE) CXXFLAGS='$(DEBUG_FLAGS)' \
- toolexeclibdir=$(glibcxx_toolexeclibdir)/debug install) ;
+ $(MAKE) -C debug CXXFLAGS='$(DEBUG_FLAGS)' \
+ toolexeclibdir=$(glibcxx_toolexeclibdir)/debug install
# Tell versions [3.59,3.63) of GNU make to not export all variables.
# Otherwise a system limit (for SysV at least) may be exceeded.
I personally did not experience the gdb.py install bug Arsen seems to
have encountered though.
thanks!
>
>
>
> > libstdc++-v3/ChangeLog:
> >
> > * python/Makefile.am: Call mkinstalldirs before INSTALL_DATA
> > when installing gdb scripts.
> > * python/Makefile.in: Regenerate.
> > ---
> > Hi,
> >
> > Someone spotted on IRC spotted an error: if trying to install to a fresh
> > prefix/sysroot with --enable-libstdcxx-debug, the install fails since it's
> > intended target directories don't exist. I could replicate this on
> > r13-3944-g43435c7eb0ff60 using
> >
> > $ ../gcc/configure --disable-bootstrap \
> > --enable-libstdcxx-debug \
> > --enable-languages=c,c++ \
> > --prefix=$(pwd)/pfx
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