diff options
Diffstat (limited to 'apt-pkg/contrib/fileutl.cc')
| -rw-r--r-- | apt-pkg/contrib/fileutl.cc | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/apt-pkg/contrib/fileutl.cc b/apt-pkg/contrib/fileutl.cc index 52f517ee0..50019872e 100644 --- a/apt-pkg/contrib/fileutl.cc +++ b/apt-pkg/contrib/fileutl.cc @@ -42,6 +42,11 @@ #include <errno.h> #include <set> #include <algorithm> + +#include <config.h> +#ifdef WORDS_BIGENDIAN +#include <inttypes.h> +#endif /*}}}*/ using namespace std; @@ -62,6 +67,15 @@ bool RunScripts(const char *Cnf) // This is the child if (Child == 0) { + if (_config->FindDir("DPkg::Chroot-Directory","/") != "/") + { + std::cerr << "Chrooting into " + << _config->FindDir("DPkg::Chroot-Directory") + << std::endl; + if (chroot(_config->FindDir("DPkg::Chroot-Directory","/").c_str()) != 0) + _exit(100); + } + if (chdir("/tmp/") != 0) _exit(100); @@ -962,9 +976,16 @@ unsigned long FileFd::Size() off_t orig_pos = lseek(iFd, 0, SEEK_CUR); if (lseek(iFd, -4, SEEK_END) < 0) return _error->Errno("lseek","Unable to seek to end of gzipped file"); + size = 0L; if (read(iFd, &size, 4) != 4) return _error->Errno("read","Unable to read original size of gzipped file"); - size &= 0xFFFFFFFF; + +#ifdef WORDS_BIGENDIAN + uint32_t tmp_size = size; + uint8_t const * const p = (uint8_t const * const) &tmp_size; + tmp_size = (p[3] << 24) | (p[2] << 16) | (p[1] << 8) | p[0]; + size = tmp_size; +#endif if (lseek(iFd, orig_pos, SEEK_SET) < 0) return _error->Errno("lseek","Unable to seek in gzipped file"); |