env: Use getenv_yesno() more generally

Move the getenv_yesno() to env_common.c and change most checks for
'y' or 'n' to use this helper.

Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>
This commit is contained in:
Joe Hershberger 2012-12-11 22:16:22 -06:00 committed by Tom Rini
parent 7afcf3a55b
commit ec8a252cd4
16 changed files with 56 additions and 79 deletions

View file

@ -340,6 +340,11 @@ int envmatch (uchar *, int);
char *getenv (const char *);
int getenv_f (const char *name, char *buf, unsigned len);
ulong getenv_ulong(const char *name, int base, ulong default_val);
/*
* Read an environment variable as a boolean
* Return -1 if variable does not exist (default to true)
*/
int getenv_yesno(const char *var);
int saveenv (void);
int setenv (const char *, const char *);
int setenv_ulong(const char *varname, ulong value);