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Implement support for the API shared locking implementation.

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This commit is contained in:
Jeffrey Townsend
2016-01-05 03:20:36 +00:00
parent f13ef3c9ae
commit eda8d39fd0
2 changed files with 57 additions and 1 deletions
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3
packages/base/any/onlp/builds/onlp/Makefile
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@@ -48,6 +48,9 @@ include $(BUILDER)/so.mk
GLOBAL_CFLAGS += -DAIM_CONFIG_INCLUDE_CTOR_DTOR=1
GLOBAL_CFLAGS += -DAIM_CONFIG_INCLUDE_MODULES_INIT=1
GLOBAL_CFLAGS += -DONLP_CONFIG_API_LOCK_GLOBAL_SHARED=1
GLOBAL_CFLAGS += -DONLP_CONFIG_INCLUDE_SHLOCK_GLOBAL_INIT=1
GLOBAL_CFLAGS += -fPIC
GLOBAL_LINK_LIBS += -lpthread $(LIBONLP_PLATFORM) $(LIBONLP_PLATFORM_DEFAULTS)

55
packages/base/any/onlp/src/onlp/module/src/onlp_locks.c
View File

@@ -62,9 +62,62 @@ onlp_api_unlock(void)
}
#else
#error GLOBAL_SHARED API Lock support is not yet implemented.
#include <onlplib/shlocks.h>
void
onlp_api_lock_init(void)
{
onlp_shlock_global_init();
}
void
onlp_api_lock(const char* api)
{
onlp_shlock_global_take();
}
void
onlp_api_unlock(void)
{
onlp_shlock_global_give();
}
#endif
/*
* This function will perform a sanity test on the API locking implementation.
*/
#include <onlplib/file.h>
static int
onlp_api_lock_test_locked__(void)
{
static int counter__ = 1;
int readback = 0;
const char* fname = "/tmp/onlp_api_lock_test";
fclose(fopen(fname, "w"));
onlp_file_write_int(counter__, fname, NULL);
onlp_file_read_int(&readback, fname, NULL);
if(readback != counter__) {
fprintf(stderr, "API LOCK TEST: write=%d read=%d", counter__, readback);
return -1;
}
counter__++;
return 0;
}
ONLP_LOCKED_API0(onlp_api_lock_test);
#else
int
onlp_api_lock_test(void)
{
fprintf(stderr, "API Locking support not available in this build.\n");
return 2;
}
#endif /* ONLP_CONFIG_INCLUDE_API_LOCK */