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Source: lcd4linux
Section: utils
Priority: extra
Maintainer: Samuel Mimram <samuel.mimram@ens-lyon.org>
Build-Depends: debhelper (>= 4.0.0), xlibs-dev
Standards-Version: 3.6.0

Package: lcd4linux
Architecture: any
Depends: xlibs, ${shlibs:Depends}
Description: Display informations on an external liquid crystal display
 Grab informations from the kernel and some subsystems and display it on an
 external liquid crystal display.
 .
 The use of special sequences (tokens) gives you full control of the layout,
 and therefore lcd4linux is completely independent from the display size.
generated by cgit v1.2.3 (git 2.39.1) at 2025-03-05 22:12:54 +0000
n> #include <sys/ioctl.h> #include <sys/types.h> #include <sys/stat.h> #include <fcntl.h> #include <linux/dvb/frontend.h> int main (int argc, char **argv) { char *fedev = "/dev/dvb/adapter0/frontend0"; int fd, r; if (argc != 2 || (strcmp(argv[1], "13") && strcmp(argv[1], "18"))) { fprintf (stderr, "usage: %s <13|18>\n", argv[0]); return -1; } if (getenv("FRONTEND")) fedev = getenv("FRONTEND"); printf("setvoltage: using '%s'\n", fedev); if ((fd = open (fedev, O_RDWR)) < 0) perror ("open"); if (strcmp(argv[1], "13") == 0) r = ioctl (fd, FE_SET_VOLTAGE, SEC_VOLTAGE_13); else r = ioctl (fd, FE_SET_VOLTAGE, SEC_VOLTAGE_18); if (r == -1) perror ("ioctl FE_SET_VOLTAGE"); close (fd); return 0; }
generated by cgit v1.2.3 (git 2.39.1) at 2025-03-05 22:12:54 +0000