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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
#if defined(MOZ_PROFILE_GENERATE) && defined(XP_LINUX) && !defined(ANDROID)
# include <pthread.h>
# include <stdio.h>
# include <stdlib.h>
# include <unistd.h>
# include <errno.h>
# if defined(__cplusplus)
extern "C" {
# endif
void __llvm_profile_initialize(void);
void __llvm_profile_initialize_file(void);
void __llvm_profile_set_filename(const char*);
// Use the API to force a different filename, then set back the original one.
// This will make sure the pattern is re-parsed and thus the PID properly
// updated within the lprofCurFilename struct.
static void updateFilenameAfterFork(void) {
__llvm_profile_set_filename("default.profraw");
__llvm_profile_initialize_file();
__llvm_profile_set_filename(getenv("LLVM_PROFILE_FILE"));
__llvm_profile_initialize_file();
}
static int CustomRegisterRuntime(void) {
__llvm_profile_initialize();
if (pthread_atfork(NULL, NULL, updateFilenameAfterFork) < 0) {
fprintf(stderr, "[%d] [%s] pthread_atfork()=%d\n", getpid(),
__PRETTY_FUNCTION__, errno);
}
return 0;
}
MOZ_RUNINIT int __llvm_profile_runtime = CustomRegisterRuntime();
# if defined(__cplusplus)
}
# endif
#endif // defined(MOZ_PROFILE_GENERATE) && defined(XP_LINUX) &&
// !defined(ANDROID)