minix/include/minix/optset.h
Ben Gras 6e5a113837 a bit more -Werror compatability
for clang, fix warnings in drivers/, lib/, servers/, sys/, common/.
by turning off fatal warnings (takes effect if the default is on),
fixing warnings or reducing the warning level.

Change-Id: Ia1b4bc877c879ba783158081b59aa6ebb021a50f
2013-08-20 11:37:40 +02:00

30 lines
1 KiB
C

#ifndef _MINIX_OPTSET_H
#define _MINIX_OPTSET_H
typedef enum {
OPT_BOOL,
OPT_STRING,
OPT_INT
} optset_type;
/* An entry for the parser of an options set. The 'os_name' field must point
* to a string, which is treated case-insensitively; the last entry of a table
* must have NULL name. The 'os_type' field must be set to one of the OPT_
* values defined above. The 'os_ptr' field must point to the field that is to
* receive the value of a recognized option. For OPT_STRING, it must point to a
* string of a size set in 'os_val'; the resulting string may be truncated, but
* will always be null-terminated. For OPT_BOOL, it must point to an int which
* will be set to the value in 'os_val' if the option is present. For OPT_INT,
* it must point to an int which will be set to the provided option value;
* 'os_val' is then a base passed to strtol().
*/
struct optset {
const char *os_name;
optset_type os_type;
void *os_ptr;
int os_val;
};
void optset_parse(struct optset *table, char *string);
#endif /* _MINIX_OPTSET_H */