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b846ad627e
It is pointless to build libgdb_user.fa in a system-only build
(or libgdb_softmmu.fa in a user-only build). Besides, in some
restricted build configurations, some APIs might be restricted /
not available. Example in a KVM-only builds where TCG is disabled:
$ ninja qemu-system-x86_64
[99/2187] Compiling C object gdbstub/libgdb_user.fa.p/user.c.o
FAILED: gdbstub/libgdb_user.fa.p/user.c.o
../../gdbstub/user.c: In function ‘gdb_breakpoint_insert’:
../../gdbstub/user.c:438:19: error: implicit declaration of function ‘cpu_breakpoint_insert’; did you mean ‘gdb_breakpoint_insert’? [-Werror=implicit-function-declaration]
438 | err = cpu_breakpoint_insert(cpu, addr, BP_GDB, NULL);
| ^~~~~~~~~~~~~~~~~~~~~
| gdb_breakpoint_insert
../../gdbstub/user.c:438:19: error: nested extern declaration of ‘cpu_breakpoint_insert’ [-Werror=nested-externs]
../../gdbstub/user.c: In function ‘gdb_breakpoint_remove’:
../../gdbstub/user.c:459:19: error: implicit declaration of function ‘cpu_breakpoint_remove’; did you mean ‘gdb_breakpoint_remove’? [-Werror=implicit-function-declaration]
459 | err = cpu_breakpoint_remove(cpu, addr, BP_GDB);
| ^~~~~~~~~~~~~~~~~~~~~
| gdb_breakpoint_remove
../../gdbstub/user.c:459:19: error: nested extern declaration of ‘cpu_breakpoint_remove’ [-Werror=nested-externs]
cc1: all warnings being treated as errors
ninja: build stopped: subcommand failed.
Fixes: 61b2e136db ("gdbstub: only compile gdbstub twice for whole build")
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20230329161852.84992-1-philmd@linaro.org>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20230403134920.2132362-3-alex.bennee@linaro.org>
40 lines
1.4 KiB
Meson
40 lines
1.4 KiB
Meson
#
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# The main gdbstub still relies on per-build definitions of various
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# types. The bits pushed to softmmu/user.c try to use guest agnostic
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# types such as hwaddr.
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#
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# We need to build the core gdb code via a library to be able to tweak
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# cflags so:
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gdb_user_ss = ss.source_set()
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gdb_softmmu_ss = ss.source_set()
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# We build two versions of gdbstub, one for each mode
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gdb_user_ss.add(files('gdbstub.c', 'user.c'))
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gdb_softmmu_ss.add(files('gdbstub.c', 'softmmu.c'))
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gdb_user_ss = gdb_user_ss.apply(config_host, strict: false)
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gdb_softmmu_ss = gdb_softmmu_ss.apply(config_host, strict: false)
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libgdb_user = static_library('gdb_user',
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gdb_user_ss.sources() + genh,
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name_suffix: 'fa',
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c_args: '-DCONFIG_USER_ONLY',
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build_by_default: have_user)
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libgdb_softmmu = static_library('gdb_softmmu',
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gdb_softmmu_ss.sources() + genh,
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name_suffix: 'fa',
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build_by_default: have_system)
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gdb_user = declare_dependency(link_whole: libgdb_user)
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user_ss.add(gdb_user)
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gdb_softmmu = declare_dependency(link_whole: libgdb_softmmu)
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softmmu_ss.add(gdb_softmmu)
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common_ss.add(files('syscalls.c'))
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# The user-target is specialised by the guest
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specific_ss.add(when: 'CONFIG_USER_ONLY', if_true: files('user-target.c'))
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