From 02153cb0b2d1083dcd587798d9ef7ce963739622 Mon Sep 17 00:00:00 2001 From: Fabrice Fontaine Date: Wed, 19 Aug 2020 18:46:17 +0200 Subject: [PATCH] dump1090.h: fix build with gcc 10 Fix the following build failures on gcc 10 (where -fno-common is enabled by default): /home/test/autobuild/run/instance-0/output-1/per-package/dump1090/host/bin/../lib/gcc/arm-buildroot-linux-gnueabihf/10.2.0/../../../../arm-buildroot-linux-gnueabihf/bin/ld: interactive.o:/home/test/autobuild/run/instance-0/output-1/build/dump1090-bff92c4ad772a0a8d433f788d39dae97e00e4dbe/dump1090.h:373: multiple definition of `Modes'; /home/test/autobuild/run/instance-0/output-1/per-package/dump1090/host/bin/../lib/gcc/arm-buildroot-linux-gnueabihf/10.2.0/../../../../arm-buildroot-linux-gnueabihf/bin/ld: interactive.o:/home/test/autobuild/run/instance-0/output-1/build/dump1090-bff92c4ad772a0a8d433f788d39dae97e00e4dbe/dump1090.h:373: multiple definition of `Modes'; dump1090.o:/home/test/autobuild/run/instance-0/output-1/build/dump1090-bff92c4ad772a0a8d433f788d39dae97e00e4dbe/dump1090.h:373: first defined here /home/test/autobuild/run/instance-0/output-1/per-package/dump1090/host/bin/../lib/gcc/arm-buildroot-linux-gnueabihf/10.2.0/../../../../arm-buildroot-linux-gnueabihf/bin/ld: interactive.o:/home/test/autobuild/run/instance-0/output-1/build/dump1090-bff92c4ad772a0a8d433f788d39dae97e00e4dbe/dump1090.h:238: multiple definition of `tDF'; dump1090.o:/home/test/autobuild/run/instance-0/output-1/build/dump1090-bff92c4ad772a0a8d433f788d39dae97e00e4dbe/dump1090.h:238: first defined here /home/test/autobuild/run/instance-0/output-1/per-package/dump1090/host/bin/../lib/gcc/arm-buildroot-linux-gnueabihf/10.2.0/../../../../arm-buildroot-linux-gnueabihf/bin/ld: view1090.o:/home/test/autobuild/run/instance-0/output-1/build/dump1090-bff92c4ad772a0a8d433f788d39dae97e00e4dbe/dump1090.h:373: first defined here Fixes: - http://autobuild.buildroot.org/results/88dc97fcaa649014edb3b54a5dd4bd8ec4715bbd Signed-off-by: Fabrice Fontaine --- dump1090.c | 3 +++ dump1090.h | 4 ++-- view1090.c | 3 +++ 3 files changed, 8 insertions(+), 2 deletions(-) diff --git a/dump1090.c b/dump1090.c index 60882fc73..148222418 100644 --- a/dump1090.c +++ b/dump1090.c @@ -29,6 +29,9 @@ // #include "coaa.h" #include "dump1090.h" + +struct modes Modes; + // // ============================= Utility functions ========================== // diff --git a/dump1090.h b/dump1090.h index 9ad4de037..283e76026 100644 --- a/dump1090.h +++ b/dump1090.h @@ -235,10 +235,10 @@ struct stDF { uint64_t llTimestamp; // Timestamp at which the this packet was received uint32_t addr; // Timestamp at which the this packet was received unsigned char msg[MODES_LONG_MSG_BYTES]; // the binary -} tDF; +}; // Program global state -struct { // Internal state +extern struct modes { // Internal state pthread_t reader_thread; pthread_mutex_t data_mutex; // Mutex to synchronize buffer access diff --git a/view1090.c b/view1090.c index 0b9b8b9d8..cc072fc7e 100644 --- a/view1090.c +++ b/view1090.c @@ -29,6 +29,9 @@ // #include "coaa.h" #include "view1090.h" + +struct modes Modes; + // // ============================= Utility functions ========================== //