diff options
Diffstat (limited to 'center.c')
| -rw-r--r-- | center.c | 24 |
1 files changed, 12 insertions, 12 deletions
@@ -62,19 +62,13 @@ main(int argc, char **argv) char *endptr; void (*centerfunc)(FILE *) = center; - while ((opt = getopt(argc, argv, ":elsw:t:")) != -1) { + while ((opt = getopt(argc, argv, ":elt:w:")) != -1) { switch (opt) { case 'e': lenfunc = utf8len; break; - case 'w': - width = strtol(optarg, &endptr, 0); - if (*optarg == '\0' || *endptr != '\0') - errx(EXIT_FAILURE, "Invalid integer '%s'", optarg); - if (width <= 0) - errx(EXIT_FAILURE, "Width must be >0"); - if (errno == ERANGE || width > INT_MAX) - warnx("Potential overflow of given width"); + case 'l': + centerfunc = center_by_longest; break; case 't': tabwidth = strtol(optarg, &endptr, 0); @@ -85,11 +79,17 @@ main(int argc, char **argv) if (errno == ERANGE || tabwidth > INT_MAX) warnx("Potential overflow of given tab size"); break; - case 'l': - centerfunc = center_by_longest; + case 'w': + width = strtol(optarg, &endptr, 0); + if (*optarg == '\0' || *endptr != '\0') + errx(EXIT_FAILURE, "Invalid integer '%s'", optarg); + if (width <= 0) + errx(EXIT_FAILURE, "Width must be >0"); + if (errno == ERANGE || width > INT_MAX) + warnx("Potential overflow of given width"); break; default: - fprintf(stderr, "Usage: %s [-e] [-w width] [-t tab width] [file ...]\n", argv[0]); + fprintf(stderr, "Usage: %s [-el] [-t tab width] [-w width] [file ...]\n", argv[0]); exit(EXIT_FAILURE); } } |