Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 411 insertions, 0 deletions

diff --git a/config/nsinstall.c b/config/nsinstall.c
new file mode 100644
index 0000000000..ca70dc40f8
--- /dev/null
+++ b/config/nsinstall.c
@@ -0,0 +1,411 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+/*
+** Netscape portable install command.
+**
+** Brendan Eich, 7/20/95
+*/
+#include <stdio.h> /* OSF/1 requires this before grp.h, so put it first */
+#include <assert.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <dirent.h>
+#include <limits.h>
+#include <grp.h>
+#include <pwd.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <utime.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include "pathsub.h"
+
+#ifdef HAVE_GETOPT_H
+#  include <getopt.h>
+#endif
+
+#ifdef SUNOS4
+#  include "sunos4.h"
+#endif
+
+#ifdef NEXTSTEP
+#  include <bsd/libc.h>
+#endif
+
+#ifdef __QNX__
+#  include <unix.h>
+#endif
+
+#ifdef NEED_S_ISLNK
+#  if !defined(S_ISLNK) && defined(S_IFLNK)
+#    define S_ISLNK(a) (((a)&S_IFMT) == S_IFLNK)
+#  endif
+#endif
+
+#ifndef _DIRECTORY_SEPARATOR
+#  define _DIRECTORY_SEPARATOR "/"
+#endif /* _DIRECTORY_SEPARATOR */
+
+#ifdef NEED_FCHMOD_PROTO
+extern int fchmod(int fildes, mode_t mode);
+#endif
+
+static void usage(void) {
+  fprintf(stderr,
+          "usage: %s [-C cwd] [-L linkprefix] [-m mode] [-o owner] [-g group]\n"
+          "       %*s [-DdltR] file [file ...] directory\n",
+          program, (int)strlen(program), "");
+  exit(2);
+}
+
+static int mkdirs(char* path, mode_t mode) {
+  char* cp;
+  struct stat sb;
+  int res;
+  int l;
+
+  /* strip trailing "/." */
+  l = strlen(path);
+  if (l > 1 && path[l - 1] == '.' && path[l - 2] == '/') path[l - 2] = 0;
+
+  while (*path == '/' && path[1] == '/') path++;
+  for (cp = strrchr(path, '/'); cp && cp != path && *(cp - 1) == '/'; cp--)
+    ;
+  if (cp && cp != path) {
+    *cp = '\0';
+    if ((lstat(path, &sb) < 0 || !S_ISDIR(sb.st_mode)) &&
+        mkdirs(path, mode) < 0) {
+      return -1;
+    }
+    *cp = '/';
+  }
+
+  res = mkdir(path, mode);
+  if ((res != 0) && (errno == EEXIST))
+    return 0;
+  else
+    return res;
+}
+
+static uid_t touid(char* owner) {
+  struct passwd* pw;
+  uid_t uid;
+  char* cp;
+
+  pw = getpwnam(owner);
+  if (pw) return pw->pw_uid;
+  uid = strtol(owner, &cp, 0);
+  if (uid == 0 && cp == owner) fail("cannot find uid for %s", owner);
+  return uid;
+}
+
+static gid_t togid(char* group) {
+  struct group* gr;
+  gid_t gid;
+  char* cp;
+
+  gr = getgrnam(group);
+  if (gr) return gr->gr_gid;
+  gid = strtol(group, &cp, 0);
+  if (gid == 0 && cp == group) fail("cannot find gid for %s", group);
+  return gid;
+}
+
+static void copyfile(char* name, char* toname, mode_t mode, char* group,
+                     char* owner, int dotimes, uid_t uid, gid_t gid) {
+  int fromfd, tofd = -1, cc, wc, exists;
+  char buf[BUFSIZ], *bp;
+  struct stat sb, tosb;
+  struct utimbuf utb;
+
+  exists = (lstat(toname, &tosb) == 0);
+
+  fromfd = open(name, O_RDONLY);
+  if (fromfd < 0 || fstat(fromfd, &sb) < 0) fail("cannot access %s", name);
+  if (exists) {
+    if (S_ISREG(tosb.st_mode)) {
+      /* See if we can open it. This is more reliable than 'access'. */
+      tofd = open(toname, O_CREAT | O_WRONLY, 0666);
+    }
+    if (tofd < 0) {
+      (void)(S_ISDIR(tosb.st_mode) ? rmdir : unlink)(toname);
+    }
+  }
+  if (tofd < 0) {
+    tofd = open(toname, O_CREAT | O_WRONLY, 0666);
+    if (tofd < 0) fail("cannot create %s", toname);
+  }
+
+  bp = buf;
+  while ((cc = read(fromfd, bp, sizeof buf)) > 0) {
+    while ((wc = write(tofd, bp, (unsigned int)cc)) > 0) {
+      if ((cc -= wc) == 0) break;
+      bp += wc;
+    }
+    if (wc < 0) fail("cannot write to %s", toname);
+  }
+  if (cc < 0) fail("cannot read from %s", name);
+
+  if (ftruncate(tofd, sb.st_size) < 0) fail("cannot truncate %s", toname);
+#if !defined(VMS)
+  if (dotimes) {
+    utb.actime = sb.st_atime;
+    utb.modtime = sb.st_mtime;
+    if (utime(toname, &utb) < 0) fail("cannot set times of %s", toname);
+  }
+#  ifdef HAVE_FCHMOD
+  if (fchmod(tofd, mode) < 0)
+#  else
+  if (chmod(toname, mode) < 0)
+#  endif
+    fail("cannot change mode of %s", toname);
+#endif
+  if ((owner || group) && fchown(tofd, uid, gid) < 0)
+    fail("cannot change owner of %s", toname);
+
+  /* Must check for delayed (NFS) write errors on close. */
+  if (close(tofd) < 0) fail("cannot write to %s", toname);
+  close(fromfd);
+#if defined(VMS)
+  if (chmod(toname, (mode & (S_IREAD | S_IWRITE))) < 0)
+    fail("cannot change mode of %s", toname);
+  if (dotimes) {
+    utb.actime = sb.st_atime;
+    utb.modtime = sb.st_mtime;
+    if (utime(toname, &utb) < 0) fail("cannot set times of %s", toname);
+  }
+#endif
+}
+
+static void copydir(char* from, char* to, mode_t mode, char* group, char* owner,
+                    int dotimes, uid_t uid, gid_t gid) {
+  DIR* dir;
+  struct dirent* ep;
+  struct stat sb;
+  char *base, *destdir, *direntry, *destentry;
+
+  base = xbasename(from);
+
+  /* create destination directory */
+  destdir = xmalloc((unsigned int)(strlen(to) + 1 + strlen(base) + 1));
+  sprintf(destdir, "%s%s%s", to, _DIRECTORY_SEPARATOR, base);
+  if (mkdirs(destdir, mode) != 0) {
+    fail("cannot make directory %s\n", destdir);
+    free(destdir);
+    return;
+  }
+
+  if (!(dir = opendir(from))) {
+    fail("cannot open directory %s\n", from);
+    free(destdir);
+    return;
+  }
+
+  direntry = xmalloc((unsigned int)PATH_MAX);
+  destentry = xmalloc((unsigned int)PATH_MAX);
+
+  while ((ep = readdir(dir))) {
+    if (strcmp(ep->d_name, ".") == 0 || strcmp(ep->d_name, "..") == 0) continue;
+
+    sprintf(direntry, "%s/%s", from, ep->d_name);
+    sprintf(destentry, "%s%s%s", destdir, _DIRECTORY_SEPARATOR, ep->d_name);
+
+    if (stat(direntry, &sb) == 0 && S_ISDIR(sb.st_mode))
+      copydir(direntry, destdir, mode, group, owner, dotimes, uid, gid);
+    else
+      copyfile(direntry, destentry, mode, group, owner, dotimes, uid, gid);
+  }
+
+  free(destdir);
+  free(direntry);
+  free(destentry);
+  closedir(dir);
+}
+
+int main(int argc, char** argv) {
+  int onlydir, dodir, dolink, dorelsymlink, dotimes, opt, len, lplen, tdlen,
+      bnlen, exists;
+  mode_t mode = 0755;
+  char *linkprefix, *owner, *group, *cp, *cwd, *todir, *toname, *name, *base,
+      *linkname, buf[BUFSIZ];
+  uid_t uid;
+  gid_t gid;
+  struct stat sb, tosb, fromsb;
+
+  program = argv[0];
+  cwd = linkname = linkprefix = owner = group = 0;
+  onlydir = dodir = dolink = dorelsymlink = dotimes = lplen = 0;
+
+  while ((opt = getopt(argc, argv, "C:DdlL:Rm:o:g:t")) != EOF) {
+    switch (opt) {
+      case 'C':
+        cwd = optarg;
+        break;
+      case 'D':
+        onlydir = 1;
+        break;
+      case 'd':
+        dodir = 1;
+        break;
+      case 'L':
+        linkprefix = optarg;
+        lplen = strlen(linkprefix);
+        dolink = 1;
+        break;
+      case 'R':
+        dolink = dorelsymlink = 1;
+        break;
+      case 'm':
+        mode = strtoul(optarg, &cp, 8);
+        if (mode == 0 && cp == optarg) usage();
+        break;
+      case 'o':
+        owner = optarg;
+        break;
+      case 'g':
+        group = optarg;
+        break;
+      case 't':
+        dotimes = 1;
+        break;
+      default:
+        usage();
+    }
+  }
+
+  argc -= optind;
+  argv += optind;
+  if (argc < 2 - onlydir) usage();
+
+  todir = argv[argc - 1];
+  if ((stat(todir, &sb) < 0 || !S_ISDIR(sb.st_mode)) &&
+      mkdirs(todir, 0777) < 0) {
+    fail("cannot make directory %s", todir);
+  }
+  if (onlydir) return 0;
+
+  if (!cwd) {
+#ifndef NEEDS_GETCWD
+#  ifndef GETCWD_CANT_MALLOC
+    cwd = getcwd(0, PATH_MAX);
+#  else
+    cwd = malloc(PATH_MAX + 1);
+    cwd = getcwd(cwd, PATH_MAX);
+#  endif
+#else
+    cwd = malloc(PATH_MAX + 1);
+    cwd = getwd(cwd);
+#endif
+  }
+
+  xchdir(todir);
+#ifndef NEEDS_GETCWD
+#  ifndef GETCWD_CANT_MALLOC
+  todir = getcwd(0, PATH_MAX);
+#  else
+  todir = malloc(PATH_MAX + 1);
+  todir = getcwd(todir, PATH_MAX);
+#  endif
+#else
+  todir = malloc(PATH_MAX + 1);
+  todir = getwd(todir);
+#endif
+  tdlen = strlen(todir);
+  xchdir(cwd);
+  tdlen = strlen(todir);
+
+  uid = owner ? touid(owner) : (uid_t)(-1);
+  gid = group ? togid(group) : (gid_t)(-1);
+
+  while (--argc > 0) {
+    name = *argv++;
+    len = strlen(name);
+    base = xbasename(name);
+    bnlen = strlen(base);
+    toname = xmalloc((unsigned int)(tdlen + 1 + bnlen + 1));
+    sprintf(toname, "%s%s%s", todir, _DIRECTORY_SEPARATOR, base);
+    exists = (lstat(toname, &tosb) == 0);
+
+    if (dodir) {
+      /* -d means create a directory, always */
+      if (exists && !S_ISDIR(tosb.st_mode)) {
+        (void)unlink(toname);
+        exists = 0;
+      }
+      if (!exists && mkdir(toname, mode) < 0)
+        fail("cannot make directory %s", toname);
+      if ((owner || group) && chown(toname, uid, gid) < 0)
+        fail("cannot change owner of %s", toname);
+    } else if (dolink) {
+      if (access(name, R_OK) != 0) {
+        fail("cannot access %s", name);
+      }
+      if (*name == '/') {
+        /* source is absolute pathname, link to it directly */
+        linkname = 0;
+      } else {
+        if (linkprefix) {
+          /* -L prefixes names with a $cwd arg. */
+          len += lplen + 1;
+          linkname = xmalloc((unsigned int)(len + 1));
+          sprintf(linkname, "%s/%s", linkprefix, name);
+        } else if (dorelsymlink) {
+          /* Symlink the relative path from todir to source name. */
+          linkname = xmalloc(PATH_MAX);
+
+          if (*todir == '/') {
+            /* todir is absolute: skip over common prefix. */
+            lplen = relatepaths(todir, cwd, linkname);
+            strcpy(linkname + lplen, name);
+          } else {
+            /* todir is named by a relative path: reverse it. */
+            reversepath(todir, name, len, linkname);
+            xchdir(cwd);
+          }
+
+          len = strlen(linkname);
+        }
+        name = linkname;
+      }
+
+      /* Check for a pre-existing symlink with identical content. */
+      if (exists &&
+          (!S_ISLNK(tosb.st_mode) || readlink(toname, buf, sizeof buf) != len ||
+           strncmp(buf, name, (unsigned int)len) != 0 ||
+           ((stat(name, &fromsb) == 0) && (fromsb.st_mtime > tosb.st_mtime)))) {
+        (void)(S_ISDIR(tosb.st_mode) ? rmdir : unlink)(toname);
+        exists = 0;
+      }
+      if (!exists && symlink(name, toname) < 0)
+        fail("cannot make symbolic link %s", toname);
+#ifdef HAVE_LCHOWN
+      if ((owner || group) && lchown(toname, uid, gid) < 0)
+        fail("cannot change owner of %s", toname);
+#endif
+
+      if (linkname) {
+        free(linkname);
+        linkname = 0;
+      }
+    } else {
+      /* Copy from name to toname, which might be the same file. */
+      if (stat(name, &sb) == 0 && S_IFDIR & sb.st_mode) {
+        /* then is directory: must explicitly create destination dir  */
+        /*  and manually copy files over                              */
+        copydir(name, todir, mode, group, owner, dotimes, uid, gid);
+      } else {
+        copyfile(name, toname, mode, group, owner, dotimes, uid, gid);
+      }
+    }
+
+    free(toname);
+  }
+
+  free(cwd);
+  free(todir);
+  return 0;
+}