diff options
Diffstat (limited to 'loadfont.c')
| -rw-r--r-- | loadfont.c | 69 |
1 files changed, 24 insertions, 45 deletions
@@ -43,18 +43,15 @@ extern int loadfont_main(int argc, char **argv) { int fd; - if (argc>=2 && *argv[1]=='-') { + if (argc != 1) usage(loadfont_usage); - } fd = open("/dev/tty0", O_RDWR); - if (fd < 0) { - errorMsg("Error opening /dev/tty0: %s\n", strerror(errno)); - return( FALSE); - } + if (fd < 0) + fatalPerror("Error opening /dev/tty0"); loadnewfont(fd); - return( TRUE); + return EXIT_SUCCESS; } static void do_loadfont(int fd, char *inbuf, int unit, int fontsize) @@ -64,10 +61,8 @@ static void do_loadfont(int fd, char *inbuf, int unit, int fontsize) memset(buf, 0, sizeof(buf)); - if (unit < 1 || unit > 32) { - errorMsg("Bad character size %d\n", unit); - exit(1); - } + if (unit < 1 || unit > 32) + fatalError("Bad character size %d\n", unit); for (i = 0; i < fontsize; i++) memcpy(buf + (32 * i), inbuf + (unit * i), unit); @@ -82,13 +77,11 @@ static void do_loadfont(int fd, char *inbuf, int unit, int fontsize) if (ioctl(fd, PIO_FONTX, &cfd) == 0) return; /* success */ - perror("PIO_FONTX ioctl error (trying PIO_FONT)"); + perrorMsg("PIO_FONTX ioctl error (trying PIO_FONT)"); } #endif - if (ioctl(fd, PIO_FONT, buf)) { - perror("PIO_FONT ioctl error"); - exit(1); - } + if (ioctl(fd, PIO_FONT, buf)) + fatalPerror("PIO_FONT ioctl error"); } static void @@ -127,11 +120,10 @@ do_loadtable(int fd, unsigned char *inbuf, int tailsz, int fontsize) #ifdef ENOIOCTLCMD if (errno == ENOIOCTLCMD) { errorMsg("It seems this kernel is older than 1.1.92\n"); - errorMsg("No Unicode mapping table loaded.\n"); + fatalError("No Unicode mapping table loaded.\n"); } else #endif - perror("PIO_UNIMAPCLR"); - exit(1); + fatalPerror("PIO_UNIMAPCLR"); } ud.entry_ct = ct; ud.entries = up; @@ -141,8 +133,7 @@ do_loadtable(int fd, unsigned char *inbuf, int tailsz, int fontsize) /* change advice parameters */ } #endif - perror("PIO_UNIMAP"); - exit(1); + fatalPerror("PIO_UNIMAP"); } } @@ -158,18 +149,14 @@ static void loadnewfont(int fd) * just read the entire file. */ inputlth = fread(inbuf, 1, sizeof(inbuf), stdin); - if (ferror(stdin)) { - perror("Error reading input font"); - exit(1); - } + if (ferror(stdin)) + fatalPerror("Error reading input font"); /* use malloc/realloc in case of giant files; maybe these do not occur: 16kB for the font, and 16kB for the map leaves 32 unicode values for each font position */ - if (!feof(stdin)) { - perror("Font too large"); - exit(1); - } + if (!feof(stdin)) + fatalPerror("Font too large"); /* test for psf first */ { @@ -186,26 +173,20 @@ static void loadnewfont(int fd) if (!PSF_MAGIC_OK(psfhdr)) goto no_psf; - if (psfhdr.mode > PSF_MAXMODE) { - errorMsg("Unsupported psf file mode\n"); - exit(1); - } + if (psfhdr.mode > PSF_MAXMODE) + fatalError("Unsupported psf file mode\n"); fontsize = ((psfhdr.mode & PSF_MODE512) ? 512 : 256); #if !defined( PIO_FONTX ) || defined( __sparc__ ) - if (fontsize != 256) { - errorMsg("Only fontsize 256 supported\n"); - exit(1); - } + if (fontsize != 256) + fatalError("Only fontsize 256 supported\n"); #endif hastable = (psfhdr.mode & PSF_MODEHASTAB); unit = psfhdr.charsize; head0 = sizeof(struct psf_header); head = head0 + fontsize * unit; - if (head > inputlth || (!hastable && head != inputlth)) { - errorMsg("Input file: bad length\n"); - exit(1); - } + if (head > inputlth || (!hastable && head != inputlth)) + fatalError("Input file: bad length\n"); do_loadfont(fd, inbuf + head0, unit, fontsize); if (hastable) do_loadtable(fd, inbuf + head, inputlth - head, fontsize); @@ -219,10 +200,8 @@ static void loadnewfont(int fd) unit = 16; } else { /* bare font */ - if (inputlth & 0377) { - errorMsg("Bad input file size\n"); - exit(1); - } + if (inputlth & 0377) + fatalError("Bad input file size\n"); offset = 0; unit = inputlth / 256; } |