gpiofind: use gpiod_simple_find_line() internally

Switch to using the simple API in gpiofind.

Signed-off-by: Bartosz Golaszewski <bartekgola@gmail.com>

diff --git a/src/tools/gpiofind.c b/src/tools/gpiofind.c
index ac06cfddcdf3846cf11b51917cc01d7fc2ad3d2f..15a62786f06564843ea64de06e3cea7e86ecec2d 100644 (file)
--- a/src/tools/gpiofind.c
+++ b/src/tools/gpiofind.c
@@ -34,9 +34,9 @@ static void print_help(void)
 
 int main(int argc, char **argv)
 {
-       struct gpiod_line *line;
-       struct gpiod_chip *chip;
-       int optc, opti;
+       unsigned int offset;
+       int optc, opti, rv;
+       char chip[32];
 
        for (;;) {
                optc = getopt_long(argc, argv, shortopts, longopts, &opti);
@@ -63,15 +63,13 @@ int main(int argc, char **argv)
        if (argc != 1)
                die("exactly one GPIO line name must be specified");
 
-       line = gpiod_line_find(argv[0]);
-       if (!line)
+       rv = gpiod_simple_find_line(argv[0], chip, sizeof(chip), &offset);
+       if (rv < 0)
+               die_perror("error performing the line lookup");
+       else if (rv == 0)
                return EXIT_FAILURE;
 
-       chip = gpiod_line_get_chip(line);
-
-       printf("%s %u\n", gpiod_chip_name(chip), gpiod_line_offset(line));
-
-       gpiod_chip_close(chip);
+       printf("%s %u\n", chip, offset);
 
        return EXIT_SUCCESS;
 }