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[libc] Add dl features in KConfig.

This commit is contained in:
Bernard Xiong 2018-04-25 23:26:20 +08:00
parent 3c31567f14
commit cdd12b7930
3 changed files with 38 additions and 32 deletions
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6
components/libc/Kconfig
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@ -27,6 +27,12 @@ if RT_USING_LIBC && RT_USING_DFS
bool "Enable AIO" bool "Enable AIO"
default n default n
endif endif
if RT_USING_MODULE
config RT_USING_LIBDL
bool "Enable dlopen/dlsym/dlclose feature"
default n
endif
endif endif
config HAVE_SYS_SIGNALS config HAVE_SYS_SIGNALS

1
components/libc/libdl/dlfcn.h
View File

@ -16,3 +16,4 @@ void *dlsym(void *handle, const char *symbol);
int dlclose (void *handle); int dlclose (void *handle);
#endif #endif

5
components/libc/libdl/dlopen.c
View File

@ -16,7 +16,7 @@
#include <rtm.h> #include <rtm.h>
#include <string.h> #include <string.h>
#define MODULE_ROOT_DIR "/module/lib" #define MODULE_ROOT_DIR "/modules"
void* dlopen(const char *filename, int flags) void* dlopen(const char *filename, int flags)
{ {
@ -53,6 +53,5 @@ void* dlopen(const char *filename, int flags)
return (void*)module; return (void*)module;
} }
RTM_EXPORT(dlopen);
RTM_EXPORT(dlopen)