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some useful fixes

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This commit is contained in:
Edward Emelianov
2025-09-10 14:27:51 +03:00
parent 82e66080b3
commit 9e285bbe34
12 changed files with 627 additions and 506 deletions
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94
examples/conffile.c
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@@ -23,12 +23,10 @@
#include "usefull_macros.h"
typedef struct{
char *sp1;
char *sp2;
char **sp;
int ip1;
int ip2;
double dp1;
double dp2;
double **dp;
float fp1;
float fp2;
int help;
@@ -36,66 +34,94 @@ typedef struct{
char *confname;
} parameters;
static parameters G = {
static parameters G, parini = {
.ip1 = INT_MIN,
.ip2 = INT_MIN,
.dp1 = NAN,
.dp2 = NAN,
.fp1 = NAN,
.fp2 = NAN
};
#define CONFOPTS \
{"string", MULT_PAR, NULL, 's', arg_string, APTR(&G.sp), "string array"}, \
{"int1", NEED_ARG, NULL, 'i', arg_int, APTR(&G.ip1), "integer one"}, \
{"int2", NEED_ARG, NULL, 'u', arg_int, APTR(&G.ip2), "integer two"}, \
{"double", MULT_PAR, NULL, 'd', arg_double, APTR(&G.dp), "double array"}, \
{"float1", NEED_ARG, NULL, 'f', arg_float, APTR(&G.fp1), "float one"}, \
{"float2", NEED_ARG, NULL, 'l', arg_float, APTR(&G.fp2), "float two"}, \
{"verbose", NO_ARGS, NULL, 'v', arg_none, APTR(&G.verbose),"verbose level (each -v adds 1)"},
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"},
CONFOPTS
{"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
};
// config options - without some unneed
static sl_option_t confopts[] = {
CONFOPTS
end_option
};
int main(int argc, char **argv){
sl_init();
G = parini;
sl_parseargs(&argc, &argv, cmdlnopts);
if(G.help) sl_showhelp(-1, cmdlnopts);
// if you will end main options with '--', you can write some additional options after and again run sl_parseargs with other sl_option_t array
if(argc) for(int i = 0; i < argc; ++i){
red("Extra arg: `%s`\n", argv[i]);
}
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);
if(G.sp){
char **s = G.sp;
while(*s){
printf("Parsing of string: ");
char key[SL_KEY_LEN], val[SL_VAL_LEN];
int k = sl_get_keyval(*s, 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);
}
++s;
}
}
green("Starting parameters values:\n");
char *buf = sl_print_opts(cmdlnopts, TRUE);
printf("%s\n", buf);
FREE(buf);
FREE(buf); // don't forget to `free` this buffer
if(G.confname){
int o = sl_conf_readopts(G.confname, cmdlnopts);
const char *confname = G.confname;
G = parini;
printf("now v=%d\n", G.verbose);
int o = sl_conf_readopts(confname, confopts);
if(o > 0){
printf("got %d options in '%s'\n", o, G.confname);
printf("got %d options in '%s'\n", o, confname);
green("And after reading of conffile:\n");
buf = sl_print_opts(cmdlnopts, TRUE);
buf = sl_print_opts(confopts, TRUE);
printf("%s\n", buf);
FREE(buf);
}
// if we want to re-read conffile many times over program runs, don't forget to `free` old arrays like this:
if(G.dp){
DBG("Clear double array");
double **p = G.dp;
while(*p){ FREE(*p); ++p; }
FREE(G.dp);
}
if(G.sp){
DBG("Clear string array %s", *G.sp);
char **s = G.sp;
while(*s){ FREE(*s); ++s; }
FREE(G.sp);
}
}
return 0;
}