diff options
author | Erik Andersen <andersen@codepoet.org> | 2000-04-19 07:59:10 +0400 |
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committer | Erik Andersen <andersen@codepoet.org> | 2000-04-19 07:59:10 +0400 |
commit | 3fe7f9f20b6562e667ff3c9388a6ce00bd1ba19f (patch) | |
tree | 98c78a2d9487f52752ed3057d9dd233be6f65161 /loadacm.c | |
parent | a3e57ca7008cbaf612675b9de3dd18109f8150de (diff) |
More minor updates to docs (and making apps behave as the docs
suggest they should)
-Erik
Diffstat (limited to 'loadacm.c')
-rw-r--r-- | loadacm.c | 14 |
1 files changed, 11 insertions, 3 deletions
@@ -7,6 +7,7 @@ * Peter Novodvorsky <petya@logic.ru> */ +#include "internal.h" #include <stdio.h> #include <stdlib.h> #include <memory.h> @@ -21,6 +22,9 @@ #include <sys/ioctl.h> #include <sys/kd.h> +static const char loadacm_usage[] = "loadacm\n\n" + "Loads an acm from standard input.\n"; + typedef unsigned short unicode; static long int ctoi(unsigned char *s, int *is_unicode); @@ -33,20 +37,24 @@ int loadacm_main(int argc, char **argv) { int fd; + if (argc>=2 && *argv[1]=='-') { + usage(loadacm_usage); + } + fd = open("/dev/tty", O_RDWR); if (fd < 0) { fprintf(stderr, "Error opening /dev/tty1: %s\n", strerror(errno)); - return 1; + return( FALSE); } if (screen_map_load(fd, stdin)) { fprintf(stderr, "Error loading acm: %s\n", strerror(errno)); - return 1; + return( FALSE); } write(fd, "\033(K", 3); - return 0; + return( TRUE); } int screen_map_load(int fd, FILE * fp) |