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Turn the 'mode' parameter of environment variables into an enum

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This commit is contained in:
ridiculousfish 2014-07-13 17:30:48 -07:00
parent b667eee351
commit 7def139020
2 changed files with 34 additions and 38 deletions
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6
env.cpp
View File

@ -622,7 +622,7 @@ static env_node_t *env_get_node(const wcstring &key)
return env;
}
int env_set(const wcstring &key, const wchar_t *val, int var_mode)
int env_set(const wcstring &key, const wchar_t *val, env_mode_flags_t var_mode)
{
ASSERT_IS_MAIN_THREAD();
bool has_changed_old = has_changed_exported;
@ -944,7 +944,7 @@ const wchar_t *env_var_t::c_str(void) const
return wcstring::c_str();
}
env_var_t env_get_string(const wcstring &key, int mode)
env_var_t env_get_string(const wcstring &key, env_mode_flags_t mode)
{
const bool has_scope = mode & (ENV_LOCAL | ENV_GLOBAL | ENV_UNIVERSAL);
const bool search_local = !has_scope || (mode & ENV_LOCAL);
@ -1047,7 +1047,7 @@ env_var_t env_get_string(const wcstring &key, int mode)
return env_var_t::missing_var();
}
bool env_exist(const wchar_t *key, int mode)
bool env_exist(const wchar_t *key, env_mode_flags_t mode)
{
env_node_t *env;

66
env.h
View File

@ -11,37 +11,33 @@
#include "util.h"
#include "common.h"
/**
Flag for local (to the current block) variable
*/
#define ENV_LOCAL 1
/**
Flag for exported (to commands) variable
*/
#define ENV_EXPORT 2
/**
Flag for unexported variable
*/
#define ENV_UNEXPORT 16
/**
Flag for global variable
*/
#define ENV_GLOBAL 4
/**
Flag for variable update request from the user. All variable
changes that are made directly by the user, such as those from the
'set' builtin must have this flag set.
*/
#define ENV_USER 8
/**
Flag for universal variable
*/
#define ENV_UNIVERSAL 32
/* Flags that may be passed as the 'mode' in env_set / env_get_string */
enum
{
/* Default mode */
ENV_DEFAULT = 0,
/** Flag for local (to the current block) variable */
ENV_LOCAL = 1,
/** Flag for exported (to commands) variable */
ENV_EXPORT = 2,
/** Flag for unexported variable */
ENV_UNEXPORT = 16,
/** Flag for global variable */
ENV_GLOBAL = 4,
/** Flag for variable update request from the user. All variable
changes that are made directly by the user, such as those from the
'set' builtin must have this flag set. */
ENV_USER = 8,
/** Flag for universal variable */
ENV_UNIVERSAL = 32
};
typedef uint32_t env_mode_flags_t;
/**
Error code for trying to alter read-only variable
@ -87,7 +83,7 @@ void env_init(const struct config_paths_t *paths = NULL);
* ENV_INVALID, the variable name or mode was invalid
*/
int env_set(const wcstring &key, const wchar_t *val, int mode);
int env_set(const wcstring &key, const wchar_t *val, env_mode_flags_t mode);
/**
@ -175,16 +171,16 @@ public:
\param key The name of the variable to get
\param mode An optional scope to search in. All scopes are searched if unset
*/
env_var_t env_get_string(const wcstring &key, int mode = 0);
env_var_t env_get_string(const wcstring &key, env_mode_flags_t mode = ENV_DEFAULT);
/**
Returns true if the specified key exists. This can't be reliably done
using env_get, since env_get returns null for 0-element arrays
\param key The name of the variable to remove
\param mode the scope to search in. All scopes are searched if unset
\param mode the scope to search in. All scopes are searched if set to default
*/
bool env_exist(const wchar_t *key, int mode);
bool env_exist(const wchar_t *key, env_mode_flags_t mode);
/**
Remove environemnt variable