63 lines
1.2 KiB
C
63 lines
1.2 KiB
C
#include <stdio.h>
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#include <string.h>
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#include <errno.h>
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#include <stdlib.h>
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#include "toml.h"
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static void fatal(const char* msg, const char* msg1)
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{
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fprintf(stderr, "ERROR: %s%s\n", msg, msg1?msg1:"");
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exit(1);
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}
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int main()
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{
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FILE* fp;
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char errbuf[200];
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// 1. Read and parse toml file
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fp = fopen("sample.toml", "r");
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if (!fp) {
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fatal("cannot open sample.toml - ", strerror(errno));
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}
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toml_table_t* conf = toml_parse_file(fp, errbuf, sizeof(errbuf));
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fclose(fp);
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if (!conf) {
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fatal("cannot parse - ", errbuf);
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}
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// 2. Traverse to a table.
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toml_table_t* server = toml_table_in(conf, "server");
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if (!server) {
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fatal("missing [server]", "");
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}
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// 3. Extract values
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toml_datum_t host = toml_string_in(server, "host");
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if (!host.ok) {
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fatal("cannot read server.host", "");
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}
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toml_array_t* portarray = toml_array_in(server, "port");
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if (!portarray) {
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fatal("cannot read server.port", "");
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}
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printf("host: %s\n", host.u.s);
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printf("port: ");
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for (int i = 0; ; i++) {
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toml_datum_t port = toml_int_at(portarray, i);
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if (!port.ok) break;
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printf("%d ", (int)port.u.i);
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}
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printf("\n");
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// 4. Free memory
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free(host.u.s);
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toml_free(conf);
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return 0;
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}
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