fast_python_deps.patch

   1 diff -dur -x '*~' -x '*.orig' rpm-5.4.15.orig/lib/rpmfc.c rpm-5.4.15/lib/rpmfc.c
   2 --- rpm-5.4.15.orig/lib/rpmfc.c 2015-11-23 20:38:44.516459734 +0100
   3 +++ rpm-5.4.15/lib/rpmfc.c      2015-11-23 20:39:56.267070624 +0100
   4 @@ -604,8 +604,6 @@
   5    /* XXX "a /usr/bin/python -t script text executable" */
   6    /* XXX "python 2.3 byte-compiled" */
   7    { " /usr/bin/python",                RPMFC_PYTHON|RPMFC_INCLUDE },
   8 -  { "python ",                 RPMFC_PYTHON|RPMFC_INCLUDE },
   9 -  { "Python script",           RPMFC_PYTHON|RPMFC_INCLUDE },
  10
  11    { "libtool library ",                RPMFC_LIBTOOL|RPMFC_INCLUDE },
  12    { "pkgconfig ",              RPMFC_PKGCONFIG|RPMFC_INCLUDE },
  13 @@ -1114,6 +1112,9 @@
  14      int i;
  15      int xx;
  16      int skipping;
  17 +    int l;
  18 +    const char * lastPycDir = NULL;
  19 +    const char * p;
  20
  21      miRE mire;
  22      int skipProv = fc->skipProv;
  23 @@ -1156,8 +1157,25 @@
  24                 if ((fn[0] == '3' && fn[1] == '2') ||
  25                         (fn[0] == '6' && fn[1] == '4'))
  26                     fn += 2;
  27 -               if (!strncmp(fn, "/python", sizeof("/python")-1))
  28 -                   fc->fcolor->vals[fc->ix] |= RPMFC_PYTHON;
  29 +               if (!strncmp(fn, "/python", sizeof("/python")-1)) {
  30 +                   l = strlen(fn);
  31 +                   if (fn[l-4] == '.' && fn[l-3] == 'p' && fn[l-2] == 'y'
  32 +                           && (fn[l-1] == 'c' || fn[l-1] == 'o')) {
  33 +                       p = strchr(fn, '/');
  34 +                       if (p) {
  35 +                           l = p - fc->fn[fc->ix];
  36 +                           if (!lastPycDir || strncmp(lastPycDir, fc->fn[fc->ix], l)) {
  37 +                               /* one pyc/pyo file per python library directory should be enough to get the dependency */
  38 +                               fc->fcolor->vals[fc->ix] |= RPMFC_PYTHON;
  39 +                               lastPycDir = fc->fn[fc->ix];
  40 +                           }
  41 +                       }
  42 +                   }
  43 +                   else if (l > 17 && !strcmp(fn + l - 17, "egg-info/PKG-INFO")) {
  44 +                       /* get all PKG-INFO files for egg-info data */
  45 +                       fc->fcolor->vals[fc->ix] |= RPMFC_PYTHON;
  46 +                   }
  47 +               }
  48                 else if (!strncmp(fn, "/ruby", sizeof("/ruby")-1)) {
  49                     fc->fcolor->vals[fc->ix] |= RPMFC_RUBY;
  50                     if ((strstr(fn, ".gemspec") || strstr(fn, "rbconfig.rb"))) {
  51 @@ -1184,8 +1202,25 @@
  52             fn = strstr(fc->fn[fc->ix], "/usr/share");
  53             if (fn) {
  54                 fn += sizeof("/usr/share")-1;
  55 -               if (!strncmp(fn, "/python", sizeof("/python")-1))
  56 -                   fc->fcolor->vals[fc->ix] |= RPMFC_PYTHON;
  57 +               if (!strncmp(fn, "/python", sizeof("/python")-1)) {
  58 +                   l = strlen(fn);
  59 +                   if (fn[l-4] == '.' && fn[l-3] == 'p' && fn[l-2] == 'y'
  60 +                           && (fn[l-1] == 'c' || fn[l-1] == 'o')) {
  61 +                       p = strchr(fn, '/');
  62 +                       if (p) {
  63 +                           l = p - fc->fn[fc->ix];
  64 +                           if (!lastPycDir || strncmp(lastPycDir, fc->fn[fc->ix], l)) {
  65 +                               /* one pyc/pyo file per python library directory should be enough to get the dependency */
  66 +                               fc->fcolor->vals[fc->ix] |= RPMFC_PYTHON;
  67 +                               lastPycDir = fc->fn[fc->ix];
  68 +                           }
  69 +                       }
  70 +                   }
  71 +                   else if (l > 17 && !strcmp(fn + l - 17, "egg-info/PKG-INFO")) {
  72 +                       /* get all PKG-INFO files for egg-info data */
  73 +                       fc->fcolor->vals[fc->ix] |= RPMFC_PYTHON;
  74 +                   }
  75 +               }
  76                 else if (!strncmp(fn, "/ruby", sizeof("/ruby")-1) || !strncmp(fn, "/gems/specifications", sizeof("/gems/specifications")-1)) {
  77                     fc->fcolor->vals[fc->ix] |= RPMFC_RUBY;
  78                     if ((strstr(fn, ".gemspec") || strstr(fn, "rbconfig.rb"))) {