[Buildroot] [PATCH] core: detect and reject build paths which contain an '@'
Peter Korsgaard
peter at korsgaard.com
Wed Oct 24 12:30:55 UTC 2018
>>>>> "Peter" == Peter Korsgaard <peter at korsgaard.com> writes:
>>>>> "Yann" == Yann E MORIN <yann.morin.1998 at free.fr> writes:
>> gcc does not build when the srcdir path contains a '@', because that
>> path is then substitued in a texi file as argument to an @include
>> directive. But then, the '@' in the path will start a command evaluation
>> of its own, thus breaking the build. For example, with a $(O) path set
>> to /home/ymorin/dev/buildroot/O/to at ti :
>> perl ../../gcc/../contrib/texi2pod.pl ../../gcc/doc/invoke.texi > gcc.pod
>> ../../gcc/doc/invoke.texi:1678: unknown command `ti'
>> ../../gcc/doc/invoke.texi:1678: @include: could not find /home/ymorin/dev/buildroot/O/to/build/host-gcc-initial-7.3.0/build/gcc/../../gcc/../libiberty/at-file.texi
>> Reported-by: c32 on IRC
>> Signed-off-by: "Yann E. MORIN" <yann.morin.1998 at free.fr>
>> ---
>> Makefile | 5 +++++
>> 1 file changed, 5 insertions(+)
>> diff --git a/Makefile b/Makefile
>> index d1ee9293a2..8a2b614b81 100644
>> --- a/Makefile
>> +++ b/Makefile
>> @@ -60,6 +60,11 @@ override O := $(patsubst %/,%,$(patsubst %.,%,$(O)))
>> # avoid empty CANONICAL_O in case on non-existing entry.
>> CANONICAL_O := $(shell mkdir -p $(O) >/dev/null 2>&1)$(realpath $(O))
>> +# gcc fails to build when the srcdir contains a '@'
>> +ifneq ($(CANONICAL_O),$(subst @,,$(CANONICAL_O)))
> I find findstring easier to read, so I've changed it to:
> ifneq ($(findstring @,$(CANONICAL_O)),)
> And committed, thanks.
Committed to 2018.02.x and 2018.08.x with that change, thanks.
--
Bye, Peter Korsgaard
More information about the buildroot
mailing list