/* * Copyright (c) 1989, 1993, 1994 * The Regents of the University of California. All rights reserved. * * This code is derived from software contributed to Berkeley by * Michael Fischbein. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #ifndef lint #if 0 static char sccsid[] = "@(#)print.c 8.4 (Berkeley) 4/17/94"; #else static const char rcsid[] = "$FreeBSD$"; #endif #endif /* not lint */ #include #include #include #include #include #include #include #include #include #include #include #include #ifdef COLORLS #include #include #include #endif #include "ls.h" #include "extern.h" static int printaname __P((FTSENT *, u_long, u_long)); static void printlink __P((FTSENT *)); static void printtime __P((time_t)); static int printtype __P((u_int)); #ifdef COLORLS static void endcolor __P((int)); static int colortype __P((mode_t)); #endif #define IS_NOPRINT(p) ((p)->fts_number == NO_PRINT) #ifdef COLORLS /* Most of these are taken from */ typedef enum Colors { C_DIR, /* directory */ C_LNK, /* symbolic link */ C_SOCK, /* socket */ C_FIFO, /* pipe */ C_EXEC, /* executable */ C_BLK, /* block special */ C_CHR, /* character special */ C_SUID, /* setuid executable */ C_SGID, /* setgid executable */ C_WSDIR, /* directory writeble to others, with sticky bit */ C_WDIR, /* directory writeble to others, without sticky bit */ C_NUMCOLORS /* just a place-holder */ } Colors ; char *defcolors = "4x5x2x3x1x464301060203"; static int colors[C_NUMCOLORS][2]; #endif void printscol(dp) DISPLAY *dp; { FTSENT *p; for (p = dp->list; p; p = p->fts_link) { if (IS_NOPRINT(p)) continue; (void)printaname(p, dp->s_inode, dp->s_block); (void)putchar('\n'); } } void printlong(dp) DISPLAY *dp; { struct stat *sp; FTSENT *p; NAMES *np; char buf[20]; #ifdef COLORLS int color_printed = 0; #endif if (dp->list->fts_level != FTS_ROOTLEVEL && (f_longform || f_size)) (void)printf("total %lu\n", howmany(dp->btotal, blocksize)); for (p = dp->list; p; p = p->fts_link) { if (IS_NOPRINT(p)) continue; sp = p->fts_statp; if (f_inode) (void)printf("%*lu ", dp->s_inode, (u_long)sp->st_ino); if (f_size) (void)printf("%*qd ", dp->s_block, howmany(sp->st_blocks, blocksize)); (void)strmode(sp->st_mode, buf); np = p->fts_pointer; (void)printf("%s %*u %-*s %-*s ", buf, dp->s_nlink, sp->st_nlink, dp->s_user, np->user, dp->s_group, np->group); if (f_flags) (void)printf("%-*s ", dp->s_flags, np->flags); if (S_ISCHR(sp->st_mode) || S_ISBLK(sp->st_mode)) if (minor(sp->st_rdev) > 255 || minor(sp->st_rdev) < 0) (void)printf("%3d, 0x%08x ", major(sp->st_rdev), (u_int)minor(sp->st_rdev)); else (void)printf("%3d, %3d ", major(sp->st_rdev), minor(sp->st_rdev)); else if (dp->bcfile) (void)printf("%*s%*qd ", 8 - dp->s_size, "", dp->s_size, sp->st_size); else (void)printf("%*qd ", dp->s_size, sp->st_size); if (f_accesstime) printtime(sp->st_atime); else if (f_statustime) printtime(sp->st_ctime); else printtime(sp->st_mtime); #ifdef COLORLS if (f_color) color_printed = colortype(sp->st_mode); #endif if (f_octal || f_octal_escape) (void)prn_octal(p->fts_name); else (void)printf("%s", p->fts_name); #ifdef COLORLS if (f_color && color_printed) endcolor(0); #endif if (f_type) (void)printtype(sp->st_mode); if (S_ISLNK(sp->st_mode)) printlink(p); (void)putchar('\n'); } } void printcol(dp) DISPLAY *dp; { extern int termwidth; static FTSENT **array; static int lastentries = -1; FTSENT *p; int base, chcnt, cnt, col, colwidth, num; int endcol, numcols, numrows, row; int tabwidth; if (f_notabs) tabwidth = 1; else tabwidth = 8; /* * Have to do random access in the linked list -- build a table * of pointers. */ if (dp->entries > lastentries) { lastentries = dp->entries; if ((array = realloc(array, dp->entries * sizeof(FTSENT *))) == NULL) { warn(NULL); printscol(dp); } } for (p = dp->list, num = 0; p; p = p->fts_link) if (p->fts_number != NO_PRINT) array[num++] = p; colwidth = dp->maxlen; if (f_inode) colwidth += dp->s_inode + 1; if (f_size) colwidth += dp->s_block + 1; if (f_type) colwidth += 1; colwidth = (colwidth + tabwidth) & ~(tabwidth - 1); if (termwidth < 2 * colwidth) { printscol(dp); return; } numcols = termwidth / colwidth; numrows = num / numcols; if (num % numcols) ++numrows; if (dp->list->fts_level != FTS_ROOTLEVEL && (f_longform || f_size)) (void)printf("total %lu\n", howmany(dp->btotal, blocksize)); for (row = 0; row < numrows; ++row) { endcol = colwidth; for (base = row, chcnt = col = 0; col < numcols; ++col) { chcnt += printaname(array[base], dp->s_inode, dp->s_block); if ((base += numrows) >= num) break; while ((cnt = ((chcnt + tabwidth) & ~(tabwidth - 1))) <= endcol){ (void)putchar(f_notabs ? ' ' : '\t'); chcnt = cnt; } endcol += colwidth; } (void)putchar('\n'); } } /* * print [inode] [size] name * return # of characters printed, no trailing characters. */ static int printaname(p, inodefield, sizefield) FTSENT *p; u_long sizefield, inodefield; { struct stat *sp; int chcnt; #ifdef COLORLS int color_printed = 0; #endif sp = p->fts_statp; chcnt = 0; if (f_inode) chcnt += printf("%*lu ", (int)inodefield, (u_long)sp->st_ino); if (f_size) chcnt += printf("%*qd ", (int)sizefield, howmany(sp->st_blocks, blocksize)); #ifdef COLORLS if (f_color) color_printed = colortype(sp->st_mode); #endif chcnt += (f_octal || f_octal_escape) ? prn_octal(p->fts_name) : printf("%s", p->fts_name); #ifdef COLORLS if (f_color && color_printed) endcolor(0); #endif if (f_type) chcnt += printtype(sp->st_mode); return (chcnt); } static void printtime(ftime) time_t ftime; { int i; char longstring[80]; static time_t now; if (now == 0) now = time(NULL); strftime(longstring, sizeof(longstring), "%c", localtime(&ftime)); for (i = 4; i < 11; ++i) (void)putchar(longstring[i]); #define SIXMONTHS ((365 / 2) * 86400) if (f_sectime) for (i = 11; i < 24; i++) (void)putchar(longstring[i]); else if (ftime + SIXMONTHS > now && ftime < now + SIXMONTHS) for (i = 11; i < 16; ++i) (void)putchar(longstring[i]); else { (void)putchar(' '); for (i = 20; i < 24; ++i) (void)putchar(longstring[i]); } (void)putchar(' '); } static int printtype(mode) u_int mode; { switch (mode & S_IFMT) { case S_IFDIR: (void)putchar('/'); return (1); case S_IFIFO: (void)putchar('|'); return (1); case S_IFLNK: (void)putchar('@'); return (1); case S_IFSOCK: (void)putchar('='); return (1); case S_IFWHT: (void)putchar('%'); return (1); } if (mode & (S_IXUSR | S_IXGRP | S_IXOTH)) { (void)putchar('*'); return (1); } return (0); } #ifdef COLORLS static int putch(c) int c; { (void) putchar(c); return 0; } static int writech(c) int c; { char tmp = c; (void) write(STDOUT_FILENO, &tmp, 1); return 0; } static void printcolor(c) Colors c; { char *ansiseq; if (colors[c][0] != -1) { ansiseq = tgoto(ansi_fgcol, 0, colors[c][0]); if (ansiseq) tputs(ansiseq, 1, putch); } if (colors[c][1] != -1) { ansiseq = tgoto(ansi_bgcol, 0, colors[c][1]); if (ansiseq) tputs(ansiseq, 1, putch); } } static void endcolor(sig) int sig; { tputs(ansi_coloff, 1, sig ? writech : putch); } static int colortype(mode) mode_t mode; { switch(mode & S_IFMT) { case S_IFDIR: if (mode & S_IWOTH) if (mode & S_ISTXT) printcolor(C_WSDIR); else printcolor(C_WDIR); else printcolor(C_DIR); return(1); case S_IFLNK: printcolor(C_LNK); return(1); case S_IFSOCK: printcolor(C_SOCK); return(1); case S_IFIFO: printcolor(C_FIFO); return(1); case S_IFBLK: printcolor(C_BLK); return(1); case S_IFCHR: printcolor(C_CHR); return(1); } if (mode & (S_IXUSR | S_IXGRP | S_IXOTH)) { if (mode & S_ISUID) printcolor(C_SUID); else if (mode & S_ISGID) printcolor(C_SGID); else printcolor(C_EXEC); return(1); } return(0); } void parsecolors(cs) char *cs; { int i, j, len; char c[2]; if (cs == NULL) cs = ""; /* LSCOLORS not set */ len = strlen(cs); for (i = 0 ; i < C_NUMCOLORS ; i++) { if (len <= 2*i) { c[0] = defcolors[2*i]; c[1] = defcolors[2*i+1]; } else { c[0] = cs[2*i]; c[1] = cs[2*i+1]; } for (j = 0 ; j < 2 ; j++) { if ((c[j] < '0' || c[j] > '7') && tolower((unsigned char)c[j]) != 'x') { fprintf(stderr, "error: invalid character '%c' in LSCOLORS env var\n", c[j]); c[j] = defcolors[2*i+j]; } if (tolower((unsigned char)c[j]) == 'x') colors[i][j] = -1; else colors[i][j] = c[j]-'0'; } } } void colorquit(sig) int sig; { endcolor(sig); (void) signal(sig, SIG_DFL); (void) kill(getpid(), sig); } #endif /*COLORLS*/ static void printlink(p) FTSENT *p; { int lnklen; char name[MAXPATHLEN + 1], path[MAXPATHLEN + 1]; if (p->fts_level == FTS_ROOTLEVEL) (void)snprintf(name, sizeof(name), "%s", p->fts_name); else (void)snprintf(name, sizeof(name), "%s/%s", p->fts_parent->fts_accpath, p->fts_name); if ((lnklen = readlink(name, path, sizeof(path) - 1)) == -1) { (void)fprintf(stderr, "\nls: %s: %s\n", name, strerror(errno)); return; } path[lnklen] = '\0'; if (f_octal || f_octal_escape) { (void)printf(" -> "); (void)prn_octal(path); } else (void)printf(" -> %s", path); }