Comment near strncpy explains kernel_cmdline does
not need to be 0-terminated.
Accordingly mark it as QEMU_NONSTRING.
Without this, gcc warns:
'strncpy' specified bound 256 equals destination size
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---
hw/sh4/r2d.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/hw/sh4/r2d.c b/hw/sh4/r2d.c
index 5b399e7161..dcdb3728cb 100644
--- a/hw/sh4/r2d.c
+++ b/hw/sh4/r2d.c
@@ -220,7 +220,7 @@ static struct QEMU_PACKED
char pad[232];
- char kernel_cmdline[256];
+ char kernel_cmdline[256] QEMU_NONSTRING;
} boot_params;
static void r2d_init(MachineState *machine)
--
MST
On 2/2/19 12:00 AM, Michael S. Tsirkin wrote: > Comment near strncpy explains kernel_cmdline does > not need to be 0-terminated. > > Accordingly mark it as QEMU_NONSTRING. > > Without this, gcc warns: > 'strncpy' specified bound 256 equals destination size > > Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com> > --- > hw/sh4/r2d.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/hw/sh4/r2d.c b/hw/sh4/r2d.c > index 5b399e7161..dcdb3728cb 100644 > --- a/hw/sh4/r2d.c > +++ b/hw/sh4/r2d.c > @@ -220,7 +220,7 @@ static struct QEMU_PACKED > > char pad[232]; > > - char kernel_cmdline[256]; > + char kernel_cmdline[256] QEMU_NONSTRING; > } boot_params; > > static void r2d_init(MachineState *machine) >
Patchew URL: https://patchew.org/QEMU/20190201230042.31003-1-mst@redhat.com/ Hi, This series failed the docker-mingw@fedora build test. Please find the testing commands and their output below. If you have Docker installed, you can probably reproduce it locally. === TEST SCRIPT BEGIN === #!/bin/bash time make docker-test-mingw@fedora SHOW_ENV=1 J=14 === TEST SCRIPT END === Configure options: --enable-werror --target-list=x86_64-softmmu,aarch64-softmmu --prefix=/tmp/qemu-test/install --python=/usr/bin/python3 --cross-prefix=x86_64-w64-mingw32- --enable-trace-backends=simple --enable-gnutls --enable-nettle --enable-curl --enable-vnc --enable-bzip2 --enable-guest-agent --with-sdlabi=2.0 ERROR: unknown option --with-sdlabi=2.0 Try '/tmp/qemu-test/src/configure --help' for more information # QEMU configure log Sun Feb 3 17:00:37 UTC 2019 # Configured with: '/tmp/qemu-test/src/configure' '--enable-werror' '--target-list=x86_64-softmmu,aarch64-softmmu' '--prefix=/tmp/qemu-test/install' '--python=/usr/bin/python3' '--cross-prefix=x86_64-w64-mingw32-' '--enable-trace-backends=simple' '--enable-gnutls' '--enable-nettle' '--enable-curl' '--enable-vnc' '--enable-bzip2' '--enable-guest-agent' '--with-sdlabi=2.0' --- funcs: do_compiler do_cc compile_object check_define main lines: 92 122 617 634 0 x86_64-w64-mingw32-gcc -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -Wstrict-prototypes -Wredundant-decls -Wall -Wundef -Wwrite-strings -Wmissing-prototypes -fno-strict-aliasing -fno-common -fwrapv -std=gnu99 -c -o config-temp/qemu-conf.o config-temp/qemu-conf.c config-temp/qemu-conf.c:2:2: error: #error __linux__ not defined #error __linux__ not defined ^~~~~ --- funcs: do_compiler do_cc compile_object check_define main lines: 92 122 617 686 0 x86_64-w64-mingw32-gcc -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -Wstrict-prototypes -Wredundant-decls -Wall -Wundef -Wwrite-strings -Wmissing-prototypes -fno-strict-aliasing -fno-common -fwrapv -std=gnu99 -c -o config-temp/qemu-conf.o config-temp/qemu-conf.c config-temp/qemu-conf.c:2:2: error: #error __i386__ not defined #error __i386__ not defined ^~~~~ --- funcs: do_compiler do_cc compile_object check_define main lines: 92 122 617 689 0 x86_64-w64-mingw32-gcc -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -Wstrict-prototypes -Wredundant-decls -Wall -Wundef -Wwrite-strings -Wmissing-prototypes -fno-strict-aliasing -fno-common -fwrapv -std=gnu99 -c -o config-temp/qemu-conf.o config-temp/qemu-conf.c config-temp/qemu-conf.c:2:2: error: #error __ILP32__ not defined #error __ILP32__ not defined ^~~~~ --- lines: 92 128 920 0 x86_64-w64-mingw32-gcc -mthreads -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -Wstrict-prototypes -Wredundant-decls -Wall -Wundef -Wwrite-strings -Wmissing-prototypes -fno-strict-aliasing -fno-common -fwrapv -std=gnu99 -o config-temp/qemu-conf.exe config-temp/qemu-conf.c -g -liberty /usr/lib/gcc/x86_64-w64-mingw32/8.2.0/../../../../x86_64-w64-mingw32/bin/ld: cannot find -liberty collect2: error: ld returned 1 exit status Failed to run 'configure' Traceback (most recent call last): File "./tests/docker/docker.py", line 563, in <module> The full log is available at http://patchew.org/logs/20190201230042.31003-1-mst@redhat.com/testing.docker-mingw@fedora/?type=message. --- Email generated automatically by Patchew [http://patchew.org/]. Please send your feedback to patchew-devel@redhat.com
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