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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.txt for details.
//
//===----------------------------------------------------------------------===//
#ifndef OFFLOAD_ENV_H_INCLUDED
#define OFFLOAD_ENV_H_INCLUDED
#include <list>
// data structure and routines to parse MIC user environment and pass to MIC
enum MicEnvVarKind
{
c_no_mic, // not MIC env var
c_mic_var, // for <mic-prefix>_<var>
c_mic_card_var, // for <mic-prefix>_<card-number>_<var>
c_mic_card_env // for <mic-prefix>_<card-number>_ENV
};
struct MicEnvVar {
public:
MicEnvVar() : prefix(0) {}
~MicEnvVar();
void analyze_env_var(char *env_var_string);
char** create_environ_for_card(int card_num);
MicEnvVarKind get_env_var_kind(
char *env_var_string,
int *card_number,
char **env_var_name,
int *env_var_name_length,
char **env_var_def
);
void add_env_var(
int card_number,
char *env_var_name,
int env_var_name_length,
char *env_var_def
);
void set_prefix(const char *pref) {
prefix = (pref && *pref != '\0') ? pref : 0;
}
struct VarValue {
public:
char* env_var;
int length;
char* env_var_value;
VarValue(char* var, int ln, char* value)
{
env_var = var;
length = ln;
env_var_value = value;
}
~VarValue();
};
struct CardEnvVars {
public:
int card_number;
std::list<struct VarValue*> env_vars;
CardEnvVars() { card_number = any_card; }
CardEnvVars(int num) { card_number = num; }
~CardEnvVars();
void add_new_env_var(int number, char *env_var, int length,
char *env_var_value);
VarValue* find_var(char* env_var_name, int env_var_name_length);
};
static const int any_card;
private:
void mic_parse_env_var_list(int card_number, char *env_var_def);
CardEnvVars* get_card(int number);
const char *prefix;
std::list<struct CardEnvVars *> card_spec_list;
CardEnvVars common_vars;
};
#endif // OFFLOAD_ENV_H_INCLUDED
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