diff options
author | Norbert Preining <norbert@preining.info> | 2019-09-02 13:46:59 +0900 |
---|---|---|
committer | Norbert Preining <norbert@preining.info> | 2019-09-02 13:46:59 +0900 |
commit | e0c6872cf40896c7be36b11dcc744620f10adf1d (patch) | |
tree | 60335e10d2f4354b0674ec22d7b53f0f8abee672 /support/dktools/dk4opt.c |
Initial commit
Diffstat (limited to 'support/dktools/dk4opt.c')
-rw-r--r-- | support/dktools/dk4opt.c | 235 |
1 files changed, 235 insertions, 0 deletions
diff --git a/support/dktools/dk4opt.c b/support/dktools/dk4opt.c new file mode 100644 index 0000000000..d625f62430 --- /dev/null +++ b/support/dktools/dk4opt.c @@ -0,0 +1,235 @@ +/* + WARNING: This file was generated by dkct. + Changes you make here will be lost if dkct is run again! + You should modify the original source and run dkct on it. + Original source: dk4opt.ctr +*/ + +/* +Copyright (C) 2015-2017, Dirk Krause + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are met: + +* Redistributions of source code must retain the above copyright notice, + this list of conditions and the following disclaimer. +* Redistributions in binary form must reproduce the above opyright notice, + this list of conditions and the following disclaimer in the documentation + and/or other materials provided with the distribution. +* Neither the name of the author nor the names of contributors may be used + to endorse or promote products derived from this software without specific + prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' +AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +ARE DISCLAIMED. +IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY +DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES +(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; +LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND +ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF +THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + +/** @file dk4opt.c The dk4opt module. +*/ + + +#line 303 "dk4opt.ctr" + + + +#include "dk4opt.h" +#include "dk4strd.h" +#include "dk4mem.h" + + + + + +#line 313 "dk4opt.ctr" + + + +/** Compare two options by short option. + @param olp Left option structure. + @param orp Right option structure. + @return Comparison result. +*/ +static +int +dk4option_short_compare(const dk4_option_t *olp, const dk4_option_t *orp) +{ + int back = 0; + if ((olp->spec).c > (orp->spec).c) { + back = 1; + } else { + if ((olp->spec).c < (orp->spec).c) { + back = -1; + } + } + return back; +} + + + +/** Compare two options by long option. + @param olp Left option structure. + @param orp Right option structure. + @return Comparison result. +*/ +static +int +dk4option_long_compare(const dk4_option_t *olp, const dk4_option_t *orp) +{ + int back = 0; + if (NULL != (olp->spec).longopt) { + if (NULL != (orp->spec).longopt) { + back = dk4str_cmp((olp->spec).longopt, (orp->spec).longopt); + if (-1 > back) back = -1; + if ( 1 < back) back = 1; + } else { + back = 1; + } + } else { + if (NULL != (orp->spec).longopt) { + back = -1; + } + } + return back; +} + + + +int +dk4option_compare(const void *l, const void *r, int cr) +{ + const dk4_option_t *olp; + const dk4_option_t *orp; + const dkChar *cp; + + int back = 0; + if (NULL != l) { + olp = (const dk4_option_t *)l; + if (NULL != r) { + switch (cr) { + case 3: { + cp = (const dkChar *)r; + if (NULL != (olp->spec).longopt) { + back = dk4str_cmp((olp->spec).longopt, cp); + if (-1 > back) back = -1; + if ( 1 < back) back = 1; + } else { + back = -1; + } + } break; + case 2: { + orp = (const dk4_option_t *)r; + back = dk4option_long_compare(olp, orp); + if (0 == back) { + back = dk4option_short_compare(olp, orp); + } + } break; + case 1: { + cp = (const dkChar *)r; + if ((olp->spec).c > *cp) { + back = 1; + } else { + if ((olp->spec).c < *cp) { + back = -1; + } + } + } break; + default: { + orp = (const dk4_option_t *)r; + back = dk4option_short_compare(olp, orp); + if (0 == back) { + back = dk4option_long_compare(olp, orp); + } + } break; + } + } else { + back = 1; + } + } else { + if (NULL != r) { + back = -1; + } + } + return back; +} + + + +void +dk4opt_close(dk4_option_t *optptr) +{ + + +#line 430 "dk4opt.ctr" + if (NULL != optptr) { + +#line 431 "dk4opt.ctr" + /* + We can not sanitize the memory for option name and option value + as the option name is constant and the option value was provided + by the shell and is owned by the shell. + */ + (optptr->spec).longopt = NULL; + (optptr->val).t = NULL; + dk4mem_free(optptr); + } + + +#line 441 "dk4opt.ctr" +} + + + +dk4_option_t * +dk4opt_open(const dk4_option_specification_t *spec, dk4_er_t *erp) +{ + dk4_option_t *back = NULL; + if (NULL != spec) { + if ((NULL != spec->longopt) || (dkT('\0') != spec->c)) { + back = dk4mem_new(dk4_option_t,1,NULL); + if (NULL != back) { + DK4_MEMCPY(&(back->spec),spec,sizeof(dk4_option_specification_t)); + back->found = 0; + switch ((back->spec).argtype) { + case DK4_OPT_ARG_BOOL: { + (back->val).b = 0; + } break; + case DK4_OPT_ARG_SIZE: { + (back->val).s = 0; + } break; + case DK4_OPT_ARG_INT: { + (back->val).i = (dk4_im_t)0L; + } break; + case DK4_OPT_ARG_UNSIGNED: { + (back->val).u = (dk4_um_t)0UL; + } break; + case DK4_OPT_ARG_DOUBLE: { + (back->val).d = 0.0; + } break; + case DK4_OPT_ARG_STRING: { + (back->val).t = NULL; + } break; + } + } else { + dk4error_set_elsize_nelem( + erp, DK4_E_MEMORY_ALLOCATION_FAILED, sizeof(dk4_option_t), 1 + ); + } + } else { + dk4error_set_simple_error_code(erp, DK4_E_SYNTAX); + } + } else { + dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS); + } + return back; +} + + |