Imported Upstream version 1.3.2upstream/1.3.2

1 files changed, 63 insertions, 0 deletions

diff --git a/samples/c/sample1.c b/samples/c/sample1.c
new file mode 100644
index 0000000..a119c10
--- /dev/null
+++ b/samples/c/sample1.c
@@ -0,0 +1,63 @@
+/*************************************************************************
+ ** Sample1
+ ** Load sample.cfg and increment the "X" setting
+ *************************************************************************/
+
+#include <stdio.h>
+#include <libconfig.h>
+
+struct config_t cfg;
+
+/***************************************************************************/
+
+int main(int argc, char **argv)
+{
+  char *file = "sample.cfg", *var = "x";
+
+  if(argc >= 2)
+    file = argv[1];
+
+  if(argc >= 3)
+    var = argv[2];
+
+/* Initialize the configuration */
+  config_init(&cfg);
+
+  /* Load the file */
+  printf("loading [%s]...", file);
+  if(!config_read_file(&cfg, file))
+    printf("failed\n");
+  else
+  {
+    config_setting_t *setting = NULL;
+
+    printf("ok\n");
+
+    /* Get the variable setting from the configuration.. */
+    printf("increment \"%s\"...", var);
+    setting = config_lookup(&cfg, var);
+    if(!setting)
+      printf("failed\n");
+    else
+    {
+      long x = config_setting_get_int(setting);
+      x++;
+      config_setting_set_int(setting, x);
+      printf("ok (%s=%lu)\n", var, x);
+
+      /* Save the changes */
+      printf("saving [%s]...", file);
+      config_write_file(&cfg, file);
+      printf("ok\n");
+
+      printf("Done!\n");
+    }
+  }
+
+  /* Free the configuration */
+  config_destroy(&cfg);
+
+  return 0;
+}
+
+/***************************************************************************/