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authorNorbert Preining <norbert@preining.info>2019-09-02 13:46:59 +0900
committerNorbert Preining <norbert@preining.info>2019-09-02 13:46:59 +0900
commite0c6872cf40896c7be36b11dcc744620f10adf1d (patch)
tree60335e10d2f4354b0674ec22d7b53f0f8abee672 /support/dktools/dk4opt.c
Initial commit
Diffstat (limited to 'support/dktools/dk4opt.c')
-rw-r--r--support/dktools/dk4opt.c235
1 files changed, 235 insertions, 0 deletions
diff --git a/support/dktools/dk4opt.c b/support/dktools/dk4opt.c
new file mode 100644
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+/*
+ 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;
+}
+
+