diff options
Diffstat (limited to 'Build/source/texk/kpathsea/file-p.c')
-rw-r--r-- | Build/source/texk/kpathsea/file-p.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/Build/source/texk/kpathsea/file-p.c b/Build/source/texk/kpathsea/file-p.c index 23218c94467..eb8955f08a3 100644 --- a/Build/source/texk/kpathsea/file-p.c +++ b/Build/source/texk/kpathsea/file-p.c @@ -26,6 +26,44 @@ boolean same_file_p (const_string filename1, const_string filename2) { +#ifdef _WIN32 + intptr_t handle1, handle2; + FILE *f1, *f2; + BY_HANDLE_FILE_INFORMATION fileinfo1, fileinfo2; + + f1 = fopen(filename1, "r"); + if(!f1) return false; + f2 = fopen(filename2, "r"); + if(!f2) { + fclose(f1); + return false; + } + + handle1 = _get_osfhandle(fileno(f1)); + handle2 = _get_osfhandle(fileno(f2)); + + if (!GetFileInformationByHandle((HANDLE)handle1, &fileinfo1)) { + fclose(f1); + fclose(f2); + return false; + } + + if (!GetFileInformationByHandle((HANDLE)handle2, &fileinfo2)) { + fclose(f1); + fclose(f2); + return false; + } + + fclose(f1); + fclose(f2); + + if (fileinfo1.dwVolumeSerialNumber == fileinfo2.dwVolumeSerialNumber && + fileinfo1.nFileIndexHigh == fileinfo2.nFileIndexHigh && + fileinfo1.nFileIndexLow == fileinfo2.nFileIndexLow) + return true; + else + return false; +#else struct stat sb1, sb2; /* These are put in variables only so the results can be inspected under gdb. */ @@ -33,4 +71,5 @@ same_file_p (const_string filename1, const_string filename2) int r2 = stat (filename2, &sb2); return r1 == 0 && r2 == 0 ? SAME_FILE_P (sb1, sb2) : false; +#endif } |