compat/disk.h

   1 #ifndef COMPAT_DISK_H
   2 #define COMPAT_DISK_H
   3
   4 #include "git-compat-util.h"
   5 #include "abspath.h"
   6 #include "gettext.h"
   7
   8 static int get_disk_info(struct strbuf *out)
   9 {
  10         struct strbuf buf = STRBUF_INIT;
  11         int res = 0;
  12
  13 #ifdef GIT_WINDOWS_NATIVE
  14         char volume_name[MAX_PATH], fs_name[MAX_PATH];
  15         DWORD serial_number, component_length, flags;
  16         ULARGE_INTEGER avail2caller, total, avail;
  17
  18         strbuf_realpath(&buf, ".", 1);
  19         if (!GetDiskFreeSpaceExA(buf.buf, &avail2caller, &total, &avail)) {
  20                 error(_("could not determine free disk size for '%s'"),
  21                       buf.buf);
  22                 res = -1;
  23                 goto cleanup;
  24         }
  25
  26         strbuf_setlen(&buf, offset_1st_component(buf.buf));
  27         if (!GetVolumeInformationA(buf.buf, volume_name, sizeof(volume_name),
  28                                    &serial_number, &component_length, &flags,
  29                                    fs_name, sizeof(fs_name))) {
  30                 error(_("could not get info for '%s'"), buf.buf);
  31                 res = -1;
  32                 goto cleanup;
  33         }
  34         strbuf_addf(out, "Available space on '%s': ", buf.buf);
  35         strbuf_humanise_bytes(out, avail2caller.QuadPart);
  36         strbuf_addch(out, '\n');
  37 #else
  38         struct statvfs stat;
  39
  40         strbuf_realpath(&buf, ".", 1);
  41         if (statvfs(buf.buf, &stat) < 0) {
  42                 error_errno(_("could not determine free disk size for '%s'"),
  43                             buf.buf);
  44                 res = -1;
  45                 goto cleanup;
  46         }
  47
  48         strbuf_addf(out, "Available space on '%s': ", buf.buf);
  49         strbuf_humanise_bytes(out, (off_t)stat.f_bsize * (off_t)stat.f_bavail);
  50         strbuf_addf(out, " (mount flags 0x%lx)\n", stat.f_flag);
  51 #endif
  52
  53 cleanup:
  54         strbuf_release(&buf);
  55         return res;
  56 }
  57
  58 #endif /* COMPAT_DISK_H */