/* * ---------------------------------------------------------------------------- * "THE BEER-WARE LICENSE" (Revision 42): * wrote this file. As long as you retain this notice you * can do whatever you want with this stuff. If we meet some day, and you think * this stuff is worth it, you can buy me a beer in return. Poul-Henning Kamp * ---------------------------------------------------------------------------- * * $Id: utils.c,v 1.15 1994/11/01 10:10:43 phk Exp $ * */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "sysinstall.h" void Debug(char *fmt, ...) { char *p; va_list ap; p = Malloc(2048); va_start(ap,fmt); vsnprintf(p, 2048, fmt, ap); va_end(ap); write(debug_fd,"Debug <",7); write(debug_fd,p,strlen(p)); write(debug_fd,">\n\r",3); free(p); } void TellEm(char *fmt, ...) { char *p; va_list ap; p = Malloc(2048); va_start(ap,fmt); vsnprintf(p, 2048, fmt, ap); va_end(ap); write(debug_fd,"Progress <",10); write(debug_fd,p,strlen(p)); write(debug_fd,">\n\r",3); dialog_msgbox("Progress", p, 3, 75, 0); free(p); } void Fatal(char *fmt, ...) { char *p; va_list ap; p = Malloc(2048); va_start(ap,fmt); vsnprintf(p, 2048, fmt, ap); va_end(ap); if (dialog_active) dialog_msgbox("Fatal", p, 12, 75, 1); else fprintf(stderr, "Fatal -- %s", p); free(p); ExitSysinstall(); } void AskAbort(char *fmt, ...) { char *p; va_list ap; p = Malloc(2048); va_start(ap,fmt); vsnprintf(p, 2048, fmt, ap); va_end(ap); strcat(p, "\n\nDo you wish to abort the installation?"); if (!dialog_yesno("Abort", p, 15, 60)) { dialog_clear(); Abort(); } dialog_clear(); free(p); } void Abort() { if (dialog_yesno("Exit sysinstall","\n\nAre you sure you want to quit?", 10, 40)) { dialog_clear(); return; } ExitSysinstall(); } void ExitSysinstall() { if (dialog_active) { clear(); dialog_update(); } if (getpid() == 1) { if (reboot(RB_AUTOBOOT) == -1) if (dialog_active) { clear(); dialog_msgbox(TITLE, "\n\nCan't reboot machine -- hit reset button", 5,30,0); } else fprintf(stderr, "Can't reboot the machine -- hit the reset button"); while(1); } else { if (dialog_active) { end_dialog(); dialog_active = 0; } exit(0); } } void * Malloc(size_t size) { void *p = malloc(size); if (!p) { exit(7); /* XXX longjmp bad */ } return p; } char * StrAlloc(char *str) { char *p; p = (char *)Malloc(strlen(str) + 1); strcpy(p,str); return p; } void MountUfs(char *device, char *mountpoint, int do_mkdir, int flags) { struct ufs_args ufsargs; char dbuf[90]; memset(&ufsargs,0,sizeof ufsargs); if(do_mkdir && access(mountpoint,R_OK)) { Mkdir(mountpoint); } strcpy(dbuf,"/dev/"); strcat(dbuf,device); TellEm("mount %s %s",dbuf,mountpoint); ufsargs.fspec = dbuf; if (mount(MOUNT_UFS, mountpoint, flags, (caddr_t) &ufsargs) == -1) { Fatal("Error mounting %s on %s : %s\n", dbuf, mountpoint, strerror(errno)); } } void Mkdir(char *path) { TellEm("mkdir %s",path); if (mkdir(path, S_IRWXU) == -1) { Fatal("Couldn't create directory %s: %s\n", path,strerror(errno)); } } void Link(char *from, char *to) { TellEm("ln %s %s", from, to); if (link(from, to) == -1) Fatal("Couldn't create link: %s -> %s\n", from, to); } void CopyFile(char *p1, char *p2) { char buf[BUFSIZ]; int fd1,fd2; int i; struct stat st; TellEm("Copy %s to %s",p1,p2); fd1 = open(p1,O_RDONLY); if (fd1 < 0) Fatal("Couldn't open %s: %s\n",p1,strerror(errno)); fd2 = open(p2,O_TRUNC|O_CREAT|O_WRONLY,0200); if (fd2 < 0) Fatal("Couldn't open %s: %s\n",p2,strerror(errno)); for(;;) { i = read(fd1,buf,sizeof buf); if (i > 0) if (i != write(fd2,buf,i)) { Fatal("Write errror on %s: %s\n", p2,strerror(errno)); } if (i != sizeof buf) break; } fstat(fd1,&st); fchmod(fd2,st.st_mode & 07777); fchown(fd2,st.st_uid,st.st_gid); close(fd1); close(fd2); } u_long PartMb(struct disklabel *lbl,int part) { u_long l; l = 1024*1024/lbl->d_secsize; return (lbl->d_partitions[part].p_size + l/2)/l; }