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a/src/internfile/uncomp.cpp |
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b/src/internfile/uncomp.cpp |
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*/
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*/
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#include "autoconfig.h"
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#include "autoconfig.h"
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#include <errno.h>
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#include <errno.h>
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#include <sys/stat.h>
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#include <string>
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#include <string>
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#include <vector>
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#include <vector>
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#include <map>
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#include <map>
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using std::map;
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using std::string;
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using std::vector;
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#include "uncomp.h"
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#include "uncomp.h"
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#include "debuglog.h"
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#include "debuglog.h"
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#include "smallut.h"
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#include "smallut.h"
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#include "execmd.h"
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#include "execmd.h"
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#include "pathut.h"
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#include "pathut.h"
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using std::map;
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using std::string;
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using std::vector;
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Uncomp::UncompCache Uncomp::o_cache;
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Uncomp::UncompCache Uncomp::o_cache;
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bool Uncomp::uncompressfile(const string& ifn,
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bool Uncomp::uncompressfile(const string& ifn,
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const vector<string>& cmdv, string& tfile)
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const vector<string>& cmdv, string& tfile)
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if (!fsocc(m_dir->dirname(), &pc, &availmbs)) {
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if (!fsocc(m_dir->dirname(), &pc, &availmbs)) {
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LOGERR(("uncompressfile: can't retrieve avail space for %s\n",
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LOGERR(("uncompressfile: can't retrieve avail space for %s\n",
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m_dir->dirname()));
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m_dir->dirname()));
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// Hope for the best
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// Hope for the best
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} else {
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} else {
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struct stat stb;
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long long fsize = path_filesize(ifn);
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if (stat(ifn.c_str(), &stb) < 0) {
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if (fsize < 0) {
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LOGERR(("uncompressfile: stat input file %s errno %d\n",
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LOGERR(("uncompressfile: stat input file %s errno %d\n",
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ifn.c_str(), errno));
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ifn.c_str(), errno));
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return false;
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return false;
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}
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}
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// We need at least twice the file size for the uncompressed
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// We need at least twice the file size for the uncompressed
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// and compressed versions. Most compressors don't store the
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// and compressed versions. Most compressors don't store the
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// uncompressed size, so we have no way to be sure that we
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// uncompressed size, so we have no way to be sure that we
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// have enough space before trying. We take a little margin
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// have enough space before trying. We take a little margin
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// use same Mb def as fsocc()
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// use same Mb def as fsocc()
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long long filembs = stb.st_size / (1024 * 1024);
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long long filembs = fsize / (1024 * 1024);
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if (availmbs < 2 * filembs + 1) {
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if (availmbs < 2 * filembs + 1) {
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LOGERR(("uncompressfile. %lld MBs available in %s not enough "
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LOGERR(("uncompressfile. %lld MBs available in %s not enough "
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"to uncompress %s of size %lld mbs\n", availmbs,
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"to uncompress %s of size %lld mbs\n", availmbs,
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m_dir->dirname(), ifn.c_str(), filembs));
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m_dir->dirname(), ifn.c_str(), filembs));
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