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build-sys: hide magic section variables from exported symbols

Browse Source 
https://github.com/systemd/systemd/issues/234
This commit is contained in:
Kay Sievers
2015-06-17 07:29:15 +02:00
parent 3eb3228e58
commit aac7c5ed8b
2 changed files with 6 additions and 13 deletions
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src/libsystemd/sd-bus/bus-error.c
+5 -3
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@@ -70,9 +70,11 @@ BUS_ERROR_MAP_ELF_REGISTER const sd_bus_error_map bus_standard_errors[] = {
SD_BUS_ERROR_MAP_END
};
/* GCC maps this magically to the beginning and end of the BUS_ERROR_MAP section */
extern const sd_bus_error_map __start_BUS_ERROR_MAP[];
extern const sd_bus_error_map __stop_BUS_ERROR_MAP[];
/* GCC maps this magically to the beginning and end of the BUS_ERROR_MAP section.
* Hide them; for currently unknown reasons they get exported to the shared libries
* even without being listed in the sym file. */
extern const sd_bus_error_map __start_BUS_ERROR_MAP[] _hidden_;
extern const sd_bus_error_map __stop_BUS_ERROR_MAP[] _hidden_;
/* Additional maps registered with sd_bus_error_add_map() are in this
* NULL terminated array */