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#include <stdlib.h>
#include <stdio.h>
#include "../simple-xdg-bdirs.h"
/* a simple example which attempts to read a value from a configuration file
* and write it back to a cache file */
int main(int argc, char *argv[])
{
char *s, *wdir, **rdirs, **cur;
/* alloc a null-terminated array of directories in which to search for
* configuration files */
rdirs = simple_xdg_bdirs_read_dirs(SIMPLE_XDG_BDIRS_CONFIG);
/* in case of error, errno is set, so perror works */
if (rdirs == NULL) {
perror(NULL);
return 1;
}
/* search in the config directories for the given relative path. if not
* found in the first, the second will be checked as a fallback etc */
s = simple_xdg_bdirs_fullpath_read("xdg_bdirs_test/config.conf", rdirs);
/* element strings of rdirs must also be freed */
for (cur = rdirs; *cur != NULL; cur++)
free(*cur);
free(rdirs);
/* check for errors again */
if (s == NULL) {
perror(NULL);
return 1;
}
/* print the fullpath of the file that was found */
puts(s);
free(s);
/* locate the directory into which runtime files should be written
* (things like sockets or lock files) */
wdir = simple_xdg_bdirs_write_dir(SIMPLE_XDG_BDIRS_RUNTIME);
if (wdir == NULL) {
perror(NULL);
return 1;
}
/* a convenience function that builds a fullpath from a relative path and
* write directory */
s = simple_xdg_bdirs_fullpath_write("xdg_bdirs_test.lock", wdir);
free(wdir);
if (s == NULL) {
perror(NULL);
return 1;
}
puts(s);
free(s);
return 0;
}
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