env.h File Reference

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Functions
int	env_load (const char *path)
	Load environment variables from a .env file.
const char *	env_get (const char *key)
	Get value of a loaded environment variable.
int	env_inject_all (int overwrite)
	Inject all loaded environment variables into the process environment.
void	env_free (void)
	Free all loaded environment variable data.

Function Documentation

env_free()

void env_free

(

void

)

Free all loaded environment variable data.

Free all loaded environment variable data.

env_get()

const char * env_get

(

const char *

key

)

Get value of a loaded environment variable.

Parameters

key	Environment variable key.

Returns

Value string or NULL if not found.

Get value of a loaded environment variable.

Parameters

key	Environment variable key.

Returns

Value string or NULL if not found.

env_inject_all()

int env_inject_all

(

int

overwrite

)

Inject all loaded environment variables into the process environment.

Parameters

overwrite

Nonzero to overwrite existing system variables.

Returns

0 on success, -1 on failure.

Inject all loaded environment variables into the process environment.

Parameters

overwrite

Nonzero to overwrite existing system variables.

Returns

0 on success, -1 on error.

env_load()

int env_load

(

const char *

path

)

Load environment variables from a .env file.

Parameters

path	Path to .env file.

Returns

0 on success, -1 on failure.

Lines beginning with # are treated as comments and ignored. Keys and values are separated by =.

Parameters

path	Path to .env file.

Returns

0 on success, -1 on error (file not found, allocation failure, etc.).