version 0.2.1

2026-03-20 08:40:55 +03:00 · 2024-11-15 11:42:29 +03:00
parent 511a83e506
commit e77fddc3b8
22 changed files with 1337 additions and 495 deletions
--- a/examples/conffile.c
+++ b/examples/conffile.c
@@ -0,0 +1,101 @@
+/*
+ * This file is part of the Snippets project.
+ * Copyright 2024 Edward V. Emelianov <edward.emelianoff@gmail.com>.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <math.h> // NaN
+#include <stdint.h>
+#include <stdio.h>
+
+#include "usefull_macros.h"
+
+typedef struct{
+    char *sp1;
+    char *sp2;
+    int ip1;
+    int ip2;
+    double dp1;
+    double dp2;
+    float fp1;
+    float fp2;
+    int help;
+    int verbose;
+    char *confname;
+} parameters;
+
+static parameters G = {
+    .ip1 = INT_MIN,
+    .ip2 = INT_MIN,
+    .dp1 = NAN,
+    .dp2 = NAN,
+    .fp1 = NAN,
+    .fp2 = NAN
+};
+
+static sl_option_t cmdlnopts[] = {
+    {"help",        NO_ARGS,    NULL,   'h',    arg_int,    APTR(&G.help),  "show this help"},
+    {"string1",     NEED_ARG,   NULL,   's',    arg_string, APTR(&G.sp1),   "string one"},
+    {"string2",     NEED_ARG,   NULL,   'c',    arg_string, APTR(&G.sp2),   "string two"},
+    {"int1",        NEED_ARG,   NULL,   'i',    arg_int,    APTR(&G.ip1),   "integer one"},
+    {"int2",        NEED_ARG,   NULL,   'u',    arg_int,    APTR(&G.ip2),   "integer two"},
+    {"double1",     NEED_ARG,   NULL,   'd',    arg_double, APTR(&G.dp1),   "double one"},
+    {"double2",     NEED_ARG,   NULL,   'o',    arg_double, APTR(&G.dp2),   "double two"},
+    {"float1",      NEED_ARG,   NULL,   'f',    arg_float,  APTR(&G.fp1),   "float one"},
+    {"float2",      NEED_ARG,   NULL,   'l',    arg_float,  APTR(&G.fp2),   "float two"},
+    {"config",      NEED_ARG,   NULL,   'C',    arg_string, APTR(&G.confname),"name of configuration file"},
+    {"verbose",     NO_ARGS,    NULL,   'v',    arg_none,   APTR(&G.verbose),"verbose level (each -v adds 1)"},
+    end_option
+};
+
+
+int main(int argc, char **argv){
+    sl_init();
+    sl_parseargs(&argc, &argv, cmdlnopts);
+    if(G.help) sl_showhelp(-1, cmdlnopts);
+    sl_loglevel_e lvl = G.verbose + LOGLEVEL_ERR;
+    if(lvl >= LOGLEVEL_AMOUNT) lvl = LOGLEVEL_AMOUNT - 1;
+    printf("verbose level: %d\n", lvl);
+    if(G.sp1){
+        printf("Parsing of string1: ");
+        char key[SL_KEY_LEN], val[SL_VAL_LEN];
+        int k = sl_get_keyval(G.sp1, key, val);
+        switch(k){
+            case 0:
+                red("key not found\n");
+            break;
+            case 1:
+                green("got key='%s'\n", key);
+            break;
+            default:
+                green("got key='%s', value='%s'\n", key, val);
+        }
+    }
+    green("Starting parameters values:\n");
+    char *buf = sl_print_opts(cmdlnopts, TRUE);
+    printf("%s\n", buf);
+    FREE(buf);
+    if(G.confname){
+        int o = sl_conf_readopts(G.confname, cmdlnopts);
+        if(o > 0){
+            printf("got %d options in '%s'\n", o, G.confname);
+            green("And after reading of conffile:\n");
+            buf = sl_print_opts(cmdlnopts, TRUE);
+            printf("%s\n", buf);
+            FREE(buf);
+        }
+    }
+    return 0;
+}