comparison: optparser.h
optparser.h
- changeset 62
- aae5facf9fc5
- parent 58
- 789df543d0c3
- child 79
- 81e9a32b1c0c
equal
deleted
inserted
replaced
| 61:fc585645ad05 | 62:aae5facf9fc5 |
|---|---|
| 14 | 14 |
| 15 | 15 |
| 16 #define OPT_ID_NOSHORT_FLAG 0x10000 | 16 #define OPT_ID_NOSHORT_FLAG 0x10000 |
| 17 #define OPT_ID_RESERVED_FLAG 0x20000 | 17 #define OPT_ID_RESERVED_FLAG 0x20000 |
| 18 | 18 |
| 19 #define OPT_ID(X) ((X)|OPT_ID_NOSHORT_FLAG) | 19 #define OPT_ID(X) ((X)|OPT_ID_NOSHORT_FLAG) |
| 20 #define OPT_ID_RESERVED(X) ((X)|OPT_ID_RESERVED_FLAG) | 20 #define OPT_ID_RESERVED(X) ((X)|OPT_ID_RESERVED_FLAG) |
| 21 | 21 |
| 22 /* OPTP_CHAIN is the normal behavior, i.e. single-letter options can be | 22 /* OPTP_CHAIN is the normal behavior, i.e. single-letter options can be |
| 23 * "chained" together: 'lr -lR'. Use for normal command line programs. | 23 * "chained" together: 'lr -lR'. Use for normal command line programs. |
| 24 * OPTP_MIDLONG allows '-display foo' -like args but disables chaining | 24 * OPTP_MIDLONG allows '-display foo' -like args but disables chaining |
| 25 * of single-letter options. X programs should probably use this. | 25 * of single-letter options. X programs should probably use this. |
| 26 * OPTP_IMMEDIATE allows immediate arguments (-I/usr/include) (and disables | 26 * OPTP_IMMEDIATE allows immediate arguments (-I/usr/include) (and disables |
| 27 * chaining and midlong options). | 27 * chaining and midlong options). |
| 28 * OPTP_NO_DASH is the same as OPTP_CHAIN but allows the dash to be omitted | 28 * OPTP_NO_DASH is the same as OPTP_CHAIN but allows the dash to be omitted |
| 29 * for 'tar xzf foo' -like behavior. | 29 * for 'tar xzf foo' -like behavior. |
| 30 * Long '--foo=bar' options are supported in all of the modes. | 30 * Long '--foo=bar' options are supported in all of the modes. |
| 31 */ | 31 */ |
| 32 | 32 |
| 33 enum{ | 33 enum{ |
| 34 OPTP_CHAIN=0, | 34 OPTP_CHAIN=0, |
| 35 OPTP_DEFAULT=0, | 35 OPTP_DEFAULT=0, |
| 36 OPTP_MIDLONG=1, | 36 OPTP_MIDLONG=1, |
| 37 OPTP_IMMEDIATE=2, | 37 OPTP_IMMEDIATE=2, |
| 38 OPTP_NO_DASH=3 | 38 OPTP_NO_DASH=3 |
| 39 }; | 39 }; |
| 40 | 40 |
| 41 enum{ | 41 enum{ |
| 42 OPT_ARG=1, /* option has an argument */ | 42 OPT_ARG=1, /* option has an argument */ |
| 43 OPT_OPT_ARG=3 /* option may have an argument */ | 43 OPT_OPT_ARG=3 /* option may have an argument */ |
| 44 }; | 44 }; |
| 45 | 45 |
| 46 | 46 |
| 47 #define END_OPTPARSEROPTS {0, NULL, 0, NULL, NULL} | 47 #define END_OPTPARSEROPTS {0, NULL, 0, NULL, NULL} |
| 48 | 48 |
| 49 typedef struct _OptParserOpt{ | 49 typedef struct _OptParserOpt{ |
| 50 int optid; | 50 int optid; |
| 51 const char *longopt; | 51 const char *longopt; |
| 52 int flags; | 52 int flags; |
| 53 const char *argname; | 53 const char *argname; |
| 54 const char *descr; | 54 const char *descr; |
| 55 } OptParserOpt; | 55 } OptParserOpt; |
| 56 | 56 |
| 57 | 57 |
| 58 typedef struct _OptParserCommonInfo{ | 58 typedef struct _OptParserCommonInfo{ |
| 59 const char *version; | 59 const char *version; |
| 60 const char *usage_tmpl; | 60 const char *usage_tmpl; |
| 61 const char *about; | 61 const char *about; |
| 62 } OptParserCommonInfo; | 62 } OptParserCommonInfo; |
| 63 | 63 |
| 64 | 64 |
| 65 enum{ | 65 enum{ |
| 66 OPT_ID_END=0, | 66 OPT_ID_END=0, |
| 67 OPT_ID_ARGUMENT=1, | 67 OPT_ID_ARGUMENT=1, |
| 68 | 68 |
| 69 E_OPT_INVALID_OPTION=-1, | 69 E_OPT_INVALID_OPTION=-1, |
| 70 E_OPT_INVALID_CHAIN_OPTION=-2, | 70 E_OPT_INVALID_CHAIN_OPTION=-2, |
| 71 E_OPT_SYNTAX_ERROR=-3, | 71 E_OPT_SYNTAX_ERROR=-3, |
| 72 E_OPT_MISSING_ARGUMENT=-4, | 72 E_OPT_MISSING_ARGUMENT=-4, |
| 73 E_OPT_UNEXPECTED_ARGUMENT=-5 | 73 E_OPT_UNEXPECTED_ARGUMENT=-5 |
| 74 }; | 74 }; |
| 75 | 75 |
| 76 | 76 |
| 77 extern void optparser_init(int argc, char *const argv[], int mode, | 77 extern void optparser_init(int argc, char *const argv[], int mode, |
| 78 const OptParserOpt *opts, | 78 const OptParserOpt *opts, |
| 79 const OptParserCommonInfo *cinfo); | 79 const OptParserCommonInfo *cinfo); |
| 80 | 80 |
| 81 extern int optparser_get_opt(); | 81 extern int optparser_get_opt(); |
| 82 extern const char* optparser_get_arg(); | 82 extern const char* optparser_get_arg(); |
| 83 extern void optparser_print_error(); | 83 extern void optparser_print_error(); |
| 84 | 84 |
