Begin converting the client utils

1 files changed, 0 insertions, 901 deletions

diff --git a/ldso/util/ldconfig.c b/ldso/util/ldconfig.c
deleted file mode 100644
index 0b6890ff1..000000000
--- a/ldso/util/ldconfig.c
+++ /dev/null
@@ -1,901 +0,0 @@
-/*
- * ldconfig - update shared library symlinks
- *
- * usage: ldconfig [-DvqnNX] [-f conf] [-C cache] [-r root] dir ...
- *        ldconfig -l [-Dv] lib ...
- *        ldconfig -p
- *        -D: debug mode, don't update links
- *        -v: verbose mode, print things as we go
- *        -q: quiet mode, don't print warnings
- *        -n: don't process standard directories
- *        -N: don't update the library cache
- *        -X: don't update the library links
- *        -l: library mode, manually link libraries
- *        -p: print the current library cache
- *        -f conf: use conf instead of /etc/ld.so.conf
- *        -C cache: use cache instead of /etc/ld.so.cache
- *        -r root: first, do a chroot to the indicated directory
- *        dir ...: directories to process
- *        lib ...: libraries to link
- *
- * Copyright 1994-2000 David Engel and Mitch D'Souza
- *
- * This program may be used for any purpose as long as this
- * copyright notice is kept.
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <stdarg.h>
-#include <string.h>
-#include <ctype.h>
-#include <getopt.h>
-#include <dirent.h>
-#include <unistd.h>
-#include <link.h>
-#include <fcntl.h>
-//#include <err.h>
-#include <errno.h>
-#include <sys/stat.h>
-#include <sys/mman.h>
-#include <ld_elf.h>
-#include "readsoname.h"
-
-struct exec
-{
-  unsigned long a_info;		/* Use macros N_MAGIC, etc for access */
-  unsigned a_text;		/* length of text, in bytes */
-  unsigned a_data;		/* length of data, in bytes */
-  unsigned a_bss;		/* length of uninitialized data area for file, in bytes */
-  unsigned a_syms;		/* length of symbol table data in file, in bytes */
-  unsigned a_entry;		/* start address */
-  unsigned a_trsize;		/* length of relocation info for text, in bytes */
-  unsigned a_drsize;		/* length of relocation info for data, in bytes */
-};
-
-#if !defined (N_MAGIC)
-#define N_MAGIC(exec) ((exec).a_info & 0xffff)
-#endif
-/* Code indicating object file or impure executable.  */
-#define OMAGIC 0407
-/* Code indicating pure executable.  */
-#define NMAGIC 0410
-/* Code indicating demand-paged executable.  */
-#define ZMAGIC 0413
-/* This indicates a demand-paged executable with the header in the text. 
-   The first page is unmapped to help trap NULL pointer references */
-#define QMAGIC 0314
-/* Code indicating core file.  */
-#define CMAGIC 0421
-
-char *___strtok = NULL;
-
-/* For SunOS */
-#ifndef PATH_MAX
-#include <limits.h>
-#define PATH_MAX _POSIX_PATH_MAX
-#endif
-
-/* For SunOS */
-#ifndef N_MAGIC
-#define N_MAGIC(exec) ((exec).a_magic & 0xffff)
-#endif
-
-#define EXIT_OK    0
-#define EXIT_FATAL 128
-
-char *prog = NULL;
-int debug = 0;			/* debug mode */
-int verbose = 0;		/* verbose mode */
-int libmode = 0;		/* library mode */
-int nocache = 0;		/* don't build cache */
-int nolinks = 0;		/* don't update links */
-
-char *conffile = LDSO_CONF;	/* default conf file */
-char *cachefile = LDSO_CACHE;	/* default cache file */
-void cache_print(void);
-void cache_dolib(const char *dir, const char *so, int libtype);
-void cache_write(void);
-
-/* These two are used internally -- you shouldn't need to use them */
-static void verror_msg(const char *s, va_list p)
-{
-	fflush(stdout);
-	fprintf(stderr, "%s: ", prog);
-	vfprintf(stderr, s, p);
-}
-
-extern void warnx(const char *s, ...)
-{
-	va_list p;
-
-	va_start(p, s);
-	verror_msg(s, p);
-	va_end(p);
-	fprintf(stderr, "\n");
-}
-
-extern void err(int errnum, const char *s, ...)
-{
-	va_list p;
-
-	va_start(p, s);
-	verror_msg(s, p);
-	va_end(p);
-	fprintf(stderr, "\n");
-	exit(errnum);
-}
-
-static void vperror_msg(const char *s, va_list p)
-{
-	int err = errno;
-
-	if (s == 0)
-		s = "";
-	verror_msg(s, p);
-	if (*s)
-		s = ": ";
-	fprintf(stderr, "%s%s\n", s, strerror(err));
-}
-
-extern void warn(const char *s, ...)
-{
-	va_list p;
-
-	va_start(p, s);
-	vperror_msg(s, p);
-	va_end(p);
-}
-
-void *xmalloc(size_t size)
-{
-    void *ptr;
-    if ((ptr = malloc(size)) == NULL)
-	err(EXIT_FATAL,"out of memory");
-    return ptr;
-}
-
-char *xstrdup(const char *str)
-{
-    char *ptr;
-    if ((ptr = strdup(str)) == NULL)
-	err(EXIT_FATAL,"out of memory");
-    return ptr;
-}
-
-/* If shared library, return a malloced copy of the soname and set the
-   type, else return NULL.
-
-   expected_type should be either LIB_ANY or one of the following:-
-   LIB_DLL
-   LIB_ELF
-   LIB_ELF_LIBC5
-   LIB_ELF_LIBC6
-
-   If the lib is ELF and we can not deduce the type the type will
-   be set based on expected_type.
-
-   If the expected, actual/deduced types missmatch we display a warning
-   and use the actual/deduced type.
-*/
-char *is_shlib(const char *dir, const char *name, int *type,
-	int *islink, int expected_type)
-{
-    char *good = NULL;
-    char *cp, *cp2;
-    FILE *file;
-    struct exec exec;
-    ElfW(Ehdr) *elf_hdr;
-    struct stat statbuf;
-    char buff[4096];
-
-    /* see if name is of the form libZ.so* */
-    if ((strncmp(name, "lib", 3) == 0 || strncmp(name, "ld-", 3) == 0) && \
-	    name[strlen(name)-1] != '~' && (cp = strstr(name, ".so")))
-    {
-	/* find the start of the Vminor part, if any */
-	if (cp[3] == '.' && (cp2 = strchr(cp + 4, '.')))
-	    cp = cp2;
-	else
-	    cp = cp + strlen(cp);
-
-	/* construct the full path name */
-	sprintf(buff, "%s%s%s", dir, (*dir && strcmp(dir, "/")) ?
-		"/" : "", name);
-
-	/* first, make sure it's a regular file */
-	if (lstat(buff, &statbuf))
-	    warn("skipping %s", buff);
-	else if (!S_ISREG(statbuf.st_mode) && !S_ISLNK(statbuf.st_mode))
-	    warnx("%s is not a regular file or symlink, skipping", buff);
-	else
-	{
-	    /* is it a regular file or a symlink */
-	    *islink = S_ISLNK(statbuf.st_mode);
-
-	    /* then try opening it */
-	    if (!(file = fopen(buff, "rb")))
-		warn("skipping %s", buff);
-	    else
-	    {
-		/* now make sure it's a shared library */
-		if (fread(&exec, sizeof exec, 1, file) < 1)
-		    warnx("can't read header from %s, skipping", buff);
-		else if (N_MAGIC(exec) != ZMAGIC && N_MAGIC(exec) != QMAGIC)
-		{
-		    elf_hdr = (ElfW(Ehdr) *) &exec;
-		    if (elf_hdr->e_ident[0] != 0x7f ||
-			    strncmp(&elf_hdr->e_ident[1], "ELF",3) != 0)
-		    {
-			/* silently ignore linker scripts */
-			if (strncmp((char *)&exec, "/* GNU ld", 9) != 0)
-			    warnx("%s is not a shared library, skipping", buff);
-		    }
-		    else
-		    {
-			/* always call readsoname to update type */
-			if(expected_type == LIB_DLL) {
-			    warnx("%s is not an a.out library, its ELF!\n", buff);
-			    expected_type=LIB_ANY;
-			}
-			*type = LIB_ELF;
-			good = readsoname(buff, file, expected_type, type, 
-				elf_hdr->e_ident[EI_CLASS]);
-			if (good == NULL || *islink)
-			{
-			    if (good != NULL)
-				free(good);
-			    good = xstrdup(name);
-			}
-			else
-			{
-			    /* if the soname does not match the filename,
-			       issue a warning, but only in debug mode. */
-			    int len = strlen(good);
-			    if (debug && (strncmp(good, name, len) != 0 ||
-					(name[len] != '\0' && name[len] != '.')))
-				warnx("%s has inconsistent soname (%s)", buff, good);
-			}
-		    }
-		}
-		else
-		{
-		    if (*islink)
-			good = xstrdup(name);
-		    else
-		    {
-			good = xmalloc(cp - name + 1);
-			strncpy(good, name, cp - name);
-			good[cp - name] = '\0';
-		    }
-		    if(expected_type != LIB_ANY && expected_type != LIB_DLL)
-		    {
-			warnx("%s is not an ELF library, its an a.out DLL!", buff);
-			expected_type=LIB_ANY;
-		    }
-
-		    *type = LIB_DLL;
-		}
-		fclose(file);
-	    }
-	}
-    }
-
-    return good;
-}
-
-/* update the symlink to new library */
-void link_shlib(const char *dir, const char *file, const char *so)
-{
-    int change = 1;
-    char libname[4096];
-    char linkname[4096];
-    struct stat libstat;
-    struct stat linkstat;
-
-    /* construct the full path names */
-    sprintf(libname, "%s/%s", dir, file);
-    sprintf(linkname, "%s/%s", dir, so);
-
-    /* see if a link already exists */
-    if (!stat(linkname, &linkstat))
-    {
-	/* now see if it's the one we want */
-	if (stat(libname, &libstat))
-	    warn("can't stat %s", libname);
-	else if (libstat.st_dev == linkstat.st_dev &&
-		libstat.st_ino == linkstat.st_ino)
-	    change = 0;
-    }
-
-    /* then update the link, if required */
-    if (change > 0 && !nolinks)
-    {
-	if (!lstat(linkname, &linkstat))
-	{
-	    if (!S_ISLNK(linkstat.st_mode))
-	    {
-		warnx("%s is not a symlink", linkname);
-		change = -1;
-	    }
-	    else if (remove(linkname))
-	    {
-		warn("can't unlink %s", linkname);
-		change = -1;
-	    }
-	}
-	if (change > 0)
-	{
-	    if (symlink(file, linkname))
-	    {
-		warn("can't link %s to %s", linkname, file);
-		change = -1;
-	    }
-	}
-    }
-
-    /* some people like to know what we're doing */
-    if (verbose > 0)
-	printf("\t%s => %s%s\n", so, file,
-		change < 0 ? " (SKIPPED)" :
-		(change > 0 ? " (changed)" : ""));
-
-    return;
-}
-
-/* figure out which library is greater */
-int libcmp(char *p1, char *p2)
-{
-    while (*p1)
-    {
-	if (isdigit(*p1) && isdigit(*p2))
-	{
-	    /* must compare this numerically */
-	    int v1, v2;
-	    v1 = strtoul(p1, &p1, 10);
-	    v2 = strtoul(p2, &p2, 10);
-	    if (v1 != v2)
-		return v1 - v2;
-	}
-	else if (isdigit(*p1) && !isdigit(*p2))
-	    return 1;
-	else if (!isdigit(*p1) && isdigit(*p2))
-	    return -1;
-	else if (*p1 != *p2)
-	    return *p1 - *p2;
-	else
-	    p1++, p2++;
-    }
-
-    return *p1 - *p2;
-}
-
-struct lib
-{
-    char *so;			/* soname of a library */
-    char *name;			/* name of a library */
-    int libtype;		/* type of a library */
-    int islink;			/* is it a symlink */
-    struct lib *next;		/* next library in list */
-};
-
-/* update all shared library links in a directory */
-void scan_dir(const char *rawname)
-{
-    DIR *dir;
-    const char *name;
-    struct dirent *ent;
-    char *so, *path, *path_n;
-    struct lib *lp, *libs = NULL;
-    int i, libtype, islink, expected_type = LIB_ANY;
-
-    /* We need a writable copy of this string */
-    path = strdup(rawname);
-    if (!path) {
-	err(EXIT_FATAL, "Out of memory!\n");
-    }
-    /* Eliminate all double //s */
-    path_n=path;
-    while((path_n=strstr(path_n, "//"))) {
-	i = strlen(path_n);
-	memmove(path_n, path_n+1, i-1);
-	*(path_n + i - 1)='\0';
-    }
-    name = path;
-
-#if 0
-    char *t;
-    /* Check for an embedded expected type */
-    t=strrchr(name, '=');
-    if( t )
-    {
-	*t++ = '\0'; /* Skip = char */
-	if(strcasecmp(t, "libc4") == 0)
-	{
-	    expected_type = LIB_DLL;
-	} 
-	else
-	{
-	    if(strcasecmp(t, "libc5") == 0)
-	    {
-		expected_type = LIB_ELF_LIBC5; 
-	    }
-	    else
-	    {
-		if(strcasecmp(t, "libc6") == 0)
-		{
-		    expected_type = LIB_ELF_LIBC6;
-		}
-		else 
-		{
-		    if(strcasecmp(t, "libc0") == 0)
-		    {
-			expected_type = LIB_ELF_LIBC0;
-		    }
-		    else
-		    {
-			warnx("Unknown type field '%s' for dir '%s' - ignored\n", t, name);
-			expected_type = LIB_ANY;
-		    }
-		}
-	    }
-	}
-    }
-#endif
-
-    /* let 'em know what's going on */
-    if (verbose > 0)
-	printf("%s:\n", name);
-
-    /* if we can't open it, we can't do anything */
-    if ((dir = opendir(name)) == NULL)
-    {
-	warn("skipping %s", name);
-	free(path);
-	return;
-    }
-
-    /* yes, we have to look at every single file */
-    while ((ent = readdir(dir)) != NULL)
-    {
-	/* if it's not a shared library, don't bother */
-	if ((so = is_shlib(name, ent->d_name, &libtype, &islink, expected_type)) == NULL)
-	    continue;
-
-	/* have we already seen one with the same so name? */
-	for (lp = libs; lp; lp = lp->next)
-	{
-	    if (strcmp(so, lp->so) == 0)
-	    {
-		/* we have, which one do we want to use? */
-		if ((!islink && lp->islink) ||
-			(islink == lp->islink && 
-			 libcmp(ent->d_name, lp->name) > 0))
-		{
-		    /* let's use the new one */
-		    free(lp->name);
-		    lp->name = xstrdup(ent->d_name);
-		    lp->libtype = libtype;
-		    lp->islink = islink;
-		} 
-		break;
-	    }
-	}
-
-	/* congratulations, you're the first one we've seen */
-	if (!lp)
-	{
-	    lp = xmalloc(sizeof *lp);
-	    lp->so = xstrdup(so);
-	    lp->name = xstrdup(ent->d_name);
-	    lp->libtype = libtype;
-	    lp->islink = islink;
-	    lp->next = libs;
-	    libs = lp;
-	}
-
-	free(so);
-    }
-
-    /* don't need this any more */
-    closedir(dir);
-
-    /* now we have all the latest libs, update the links */
-    for (lp = libs; lp; lp = lp->next)
-    {
-	if (!lp->islink)
-	    link_shlib(name, lp->name, lp->so);
-#ifdef USE_CACHE
-	if (!nocache)
-	    cache_dolib(name, lp->so, lp->libtype);
-#endif
-    }
-
-    /* always try to clean up after ourselves */
-    while (libs)
-    {
-	lp = libs->next;
-	free(libs->so);
-	free(libs->name);
-	free(libs);
-	libs = lp;
-    }
-
-    free(path);
-    return;
-}
-
-/* return the list of system-specific directories */
-char *get_extpath(void)
-{
-    char *res = NULL, *cp;
-    FILE *file;
-    struct stat stat;
-
-    if ((file = fopen(conffile, "r")) != NULL)
-    {
-	fstat(fileno(file), &stat);
-	res = xmalloc(stat.st_size + 1);
-	fread(res, 1, stat.st_size, file);
-	fclose(file);
-	res[stat.st_size] = '\0';
-
-	/* convert comments fo spaces */
-	for (cp = res; *cp; /*nada*/) {
-	    if (*cp == '#') {
-		do
-		    *cp++ = ' ';
-		while (*cp && *cp != '\n');
-	    } else {
-		cp++;
-	    }
-	}	  
-    }
-
-    return res;
-}
-
-#ifdef USE_CACHE
-typedef struct liblist
-{
-    int flags;
-    int sooffset;
-    int liboffset;
-    char *soname;
-    char *libname;
-    struct liblist *next;
-} liblist_t;
-
-static header_t magic = { LDSO_CACHE_MAGIC, LDSO_CACHE_VER, 0 };
-static liblist_t *lib_head = NULL;
-
-static int liblistcomp(liblist_t *x, liblist_t *y)
-{
-    int res;
-
-    if ((res = libcmp(x->soname, y->soname)) == 0)
-    {
-	res = libcmp(strrchr(x->libname, '/') + 1,
-		strrchr(y->libname, '/') + 1);
-    }
-
-    return res;
-}
-
-void cache_dolib(const char *dir, const char *so, int libtype)
-{
-    char fullpath[PATH_MAX];
-    liblist_t *new_lib, *cur_lib;
-
-    magic.nlibs++;
-    sprintf(fullpath, "%s/%s", dir, so);
-    new_lib = xmalloc(sizeof (liblist_t));
-    new_lib->flags = libtype;
-    new_lib->soname = xstrdup(so);
-    new_lib->libname = xstrdup(fullpath);
-
-    if (lib_head == NULL || liblistcomp(new_lib, lib_head) > 0)
-    {
-	new_lib->next = lib_head;
-	lib_head = new_lib;
-    }
-    else
-    {
-	for (cur_lib = lib_head; cur_lib->next != NULL &&
-		liblistcomp(new_lib, cur_lib->next) <= 0;
-		cur_lib = cur_lib->next)
-	    /* nothing */;
-	new_lib->next = cur_lib->next;
-	cur_lib->next = new_lib;
-    }
-}
-
-void cache_write(void)
-{
-    int cachefd;
-    int stroffset = 0;
-    char tempfile[4096];
-    liblist_t *cur_lib;
-
-    if (!magic.nlibs)
-	return;
-
-    sprintf(tempfile, "%s~", cachefile);
-
-    if (unlink(tempfile) && errno != ENOENT)
-	err(EXIT_FATAL,"can't unlink %s (%s)", tempfile, strerror(errno));
-
-    if ((cachefd = creat(tempfile, 0644)) < 0)
-	err(EXIT_FATAL,"can't create %s (%s)", tempfile, strerror(errno));
-
-    if (write(cachefd, &magic, sizeof (header_t)) != sizeof (header_t))
-	err(EXIT_FATAL,"can't write %s (%s)", tempfile, strerror(errno));
-
-    for (cur_lib = lib_head; cur_lib != NULL; cur_lib = cur_lib->next)
-    {
-	cur_lib->sooffset = stroffset;
-	stroffset += strlen(cur_lib->soname) + 1;
-	cur_lib->liboffset = stroffset;
-	stroffset += strlen(cur_lib->libname) + 1;
-	if (write(cachefd, cur_lib, sizeof (libentry_t)) !=
-		sizeof (libentry_t))
-	    err(EXIT_FATAL,"can't write %s (%s)", tempfile, strerror(errno));
-    }
-
-    for (cur_lib = lib_head; cur_lib != NULL; cur_lib = cur_lib->next)
-    {
-	if (write(cachefd, cur_lib->soname, strlen(cur_lib->soname) + 1)
-		!= strlen(cur_lib->soname) + 1)
-	    err(EXIT_FATAL,"can't write %s (%s)", tempfile, strerror(errno));
-	if (write(cachefd, cur_lib->libname, strlen(cur_lib->libname) + 1)
-		!= strlen(cur_lib->libname) + 1)
-	    err(EXIT_FATAL,"can't write %s (%s)", tempfile, strerror(errno));
-    }
-
-    if (close(cachefd))
-	err(EXIT_FATAL,"can't close %s (%s)", tempfile, strerror(errno));
-
-    if (chmod(tempfile, 0644))
-	err(EXIT_FATAL,"can't chmod %s (%s)", tempfile, strerror(errno));
-
-    if (rename(tempfile, cachefile))
-	err(EXIT_FATAL,"can't rename %s (%s)", tempfile, strerror(errno));
-}
-
-void cache_print(void)
-{
-    caddr_t c;
-    struct stat st;
-    int fd = 0;
-    char *strs;
-    header_t *header;
-    libentry_t *libent;
-
-    if (stat(cachefile, &st) || (fd = open(cachefile, O_RDONLY))<0)
-	err(EXIT_FATAL,"can't read %s (%s)", cachefile, strerror(errno));
-    if ((c = mmap(0,st.st_size, PROT_READ, MAP_SHARED ,fd, 0)) == (caddr_t)-1)
-	err(EXIT_FATAL,"can't map %s (%s)", cachefile, strerror(errno));
-    close(fd);
-
-    if (memcmp(((header_t *)c)->magic, LDSO_CACHE_MAGIC, LDSO_CACHE_MAGIC_LEN))
-	err(EXIT_FATAL,"%s cache corrupt", cachefile);
-
-    if (memcmp(((header_t *)c)->version, LDSO_CACHE_VER, LDSO_CACHE_VER_LEN))
-	err(EXIT_FATAL,"wrong cache version - expected %s", LDSO_CACHE_VER);
-
-    header = (header_t *)c;
-    libent = (libentry_t *)(c + sizeof (header_t));
-    strs = (char *)&libent[header->nlibs];
-
-    printf("%d libs found in cache `%s' (version %s)\n",
-	    header->nlibs, cachefile, LDSO_CACHE_VER);
-
-    for (fd = 0; fd < header->nlibs; fd++)
-    {
-	printf("\t%s ", strs + libent[fd].sooffset);
-	switch (libent[fd].flags & ~LIB_ELF64) 
-	{
-	    case LIB_DLL:
-		printf("(libc4)");
-		break;
-	    case LIB_ELF:
-		printf("(ELF%s)", libent[fd].flags & LIB_ELF64 ? "/64" : "");
-		break;
-	    case LIB_ELF_LIBC5:
-	    case LIB_ELF_LIBC6:
-		printf("(libc%d%s)", (libent[fd].flags & ~LIB_ELF64) + 3,
-			libent[fd].flags & LIB_ELF64 ? "/64" : "");
-		break;
-	    default:
-		printf("(unknown)");
-		break;
-	}
-	printf(" => %s\n", strs + libent[fd].liboffset);
-    }
-
-    munmap (c,st.st_size);
-}
-#else
-void cache_print(void)
-{
-    warnx("Cache support disabled\n");
-}
-#endif
-
-void usage(void)
-{
-    fprintf(stderr,
-	    "ldconfig - updates symlinks for shared libraries\n\n"
-	    "Usage: ldconfig [-DvqnNX] [-f conf] [-C cache] [-r root] dir ...\n"
-	    "       ldconfig -l [-Dv] lib ...\n"
-	    "       ldconfig -p\n\nOptions:\n"
-	    "\t-D:\t\tdebug mode, don't update links\n"
-	    "\t-v:\t\tverbose mode, print things as we go\n"
-	    "\t-q:\t\tquiet mode, don't print warnings\n"
-	    "\t-n:\t\tdon't process standard directories\n"
-	    "\t-N:\t\tdon't update the library cache\n"
-	    "\t-X:\t\tdon't update the library links\n"
-	    "\t-l:\t\tlibrary mode, manually link libraries\n"
-	    "\t-p:\t\tprint the current library cache\n"
-	    "\t-f conf :\tuse conf instead of %s\n"
-	    "\t-C cache:\tuse cache instead of %s\n"
-	    "\t-r root :\tfirst, do a chroot to the indicated directory\n"
-	    "\tdir ... :\tdirectories to process\n"
-	    "\tlib ... :\tlibraries to link\n\n",
-	    LDSO_CONF, LDSO_CACHE
-	   );
-    exit(EXIT_FATAL);
-}
-
-#define DIR_SEP      ":, \t\n"
-int main(int argc, char **argv)
-{
-    int i, c;
-    int nodefault = 0;
-    int printcache = 0;
-    char *cp, *dir, *so;
-    char *extpath;
-    int libtype, islink;
-    char *chroot_dir = NULL;
-
-    prog = argv[0];
-    opterr = 0;
-
-    while ((c = getopt(argc, argv, "DvqnNXlpf:C:r:")) != EOF)
-	switch (c)
-	{
-	    case 'D':
-		debug = 1;		/* debug mode */
-		nocache = 1;
-		nolinks = 1;
-		verbose = 1;
-		break;
-	    case 'v':
-		verbose = 1;	/* verbose mode */
-		break;
-	    case 'q':
-		if (verbose <= 0)
-		    verbose = -1;	/* quiet mode */
-		break;
-	    case 'n':
-		nodefault = 1;	/* no default dirs */
-		nocache = 1;
-		break;
-	    case 'N':
-		nocache = 1;	/* don't build cache */
-		break;
-	    case 'X':
-		nolinks = 1;	/* don't update links */
-		break;
-	    case 'l':
-		libmode = 1;	/* library mode */
-		break;
-	    case 'p':
-		printcache = 1;	/* print cache */
-		break;
-	    case 'f':
-		conffile = optarg;	/* alternate conf file */
-		break;
-	    case 'C':
-		cachefile = optarg;	/* alternate cache file */
-		break;
-	    case 'r':
-		chroot_dir = optarg;
-		break;
-	    default:
-		usage();
-		break;
-
-		/* THE REST OF THESE ARE UNDOCUMENTED AND MAY BE REMOVED
-		   IN FUTURE VERSIONS. */
-	}
-
-    if (chroot_dir && *chroot_dir) {
-	if (chroot(chroot_dir) < 0)
-	    err(EXIT_FATAL,"couldn't chroot to %s (%s)", chroot_dir, strerror(errno));
-	if (chdir("/") < 0)
-	    err(EXIT_FATAL,"couldn't chdir to / (%s)", strerror(errno));
-    }
-
-    /* allow me to introduce myself, hi, my name is ... */
-    if (verbose > 0)
-	printf("%s: uClibc version\n", argv[0]);
-
-    if (printcache)
-    {
-	/* print the cache -- don't you trust me? */
-	cache_print();
-	exit(EXIT_OK);
-    }
-    else if (libmode)
-    {
-	/* so you want to do things manually, eh? */
-
-	/* ok, if you're so smart, which libraries do we link? */
-	for (i = optind; i < argc; i++)
-	{
-	    /* split into directory and file parts */
-	    if (!(cp = strrchr(argv[i], '/')))
-	    {
-		dir = ".";	/* no dir, only a filename */
-		cp = argv[i];
-	    }
-	    else
-	    {
-		if (cp == argv[i])
-		    dir = "/";	/* file in root directory */
-		else
-		    dir = argv[i];
-		*cp++ = '\0';	/* neither of the above */
-	    }
-
-	    /* we'd better do a little bit of checking */
-	    if ((so = is_shlib(dir, cp, &libtype, &islink, LIB_ANY)) == NULL)
-		err(EXIT_FATAL,"%s%s%s is not a shared library", dir,
-			(*dir && strcmp(dir, "/")) ? "/" : "", cp);
-
-	    /* so far, so good, maybe he knows what he's doing */
-	    link_shlib(dir, cp, so);
-	}
-    }
-    else
-    {
-	/* the lazy bum want's us to do all the work for him */
-
-	/* don't cache dirs on the command line */
-	int nocache_save = nocache;
-	nocache = 1;
-
-	/* OK, which directories should we do? */
-	for (i = optind; i < argc; i++)
-	    scan_dir(argv[i]);
-
-	/* restore the desired caching state */
-	nocache = nocache_save;
-
-	/* look ma, no defaults */
-	if (!nodefault)
-	{
-	    /* I guess the defaults aren't good enough */
-	    if ((extpath = get_extpath()))
-	    {
-		for (cp = strtok(extpath, DIR_SEP); cp;
-			cp = strtok(NULL, DIR_SEP))
-		    scan_dir(cp);
-		free(extpath);
-	    }
-
-	    scan_dir(UCLIBC_RUNTIME_PREFIX "/usr/X11R6/lib");
-	    scan_dir(UCLIBC_RUNTIME_PREFIX "/usr/lib");
-	    scan_dir(UCLIBC_RUNTIME_PREFIX "/lib");
-	}
-
-#ifdef USE_CACHE
-	if (!nocache)
-	    cache_write();
-#endif
-    }
-
-    exit(EXIT_OK);
-}
-