[xsrc/trunk]: xsrc/external/mit/MesaLib/dist/src Wherever we test for setuid, ...

[maya <maya%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/xsrc/rev/aee39b99dc69
branches:  trunk
changeset: 10411:aee39b99dc69
user:      maya <maya%NetBSD.org@localhost>
date:      Thu Dec 05 17:41:10 2019 +0000

description:
Wherever we test for setuid, also test for setgid.

Inspired by a diff to openbsd but with a few more instances.

diffstat:

 external/mit/MesaLib/dist/src/intel/dev/gen_device_info.c |  2 +-
 external/mit/MesaLib/dist/src/loader/loader.c             |  4 ++--
 external/mit/MesaLib/dist/src/mesa/main/context.c         |  2 +-
 external/mit/MesaLib/dist/src/util/disk_cache.c           |  2 +-
 4 files changed, 5 insertions(+), 5 deletions(-)

diffs (57 lines):

diff -r 13026c576414 -r aee39b99dc69 external/mit/MesaLib/dist/src/intel/dev/gen_device_info.c
--- a/external/mit/MesaLib/dist/src/intel/dev/gen_device_info.c Sun Dec 01 20:21:21 2019 +0000
+++ b/external/mit/MesaLib/dist/src/intel/dev/gen_device_info.c Thu Dec 05 17:41:10 2019 +0000
@@ -83,7 +83,7 @@
 int
 gen_get_pci_device_id_override(void)
 {
-   if (geteuid() == getuid()) {
+   if (!issetugid()) {
       const char *devid_override = getenv("INTEL_DEVID_OVERRIDE");
       if (devid_override) {
          const int id = gen_device_name_to_pci_device_id(devid_override);
diff -r 13026c576414 -r aee39b99dc69 external/mit/MesaLib/dist/src/loader/loader.c
--- a/external/mit/MesaLib/dist/src/loader/loader.c     Sun Dec 01 20:21:21 2019 +0000
+++ b/external/mit/MesaLib/dist/src/loader/loader.c     Thu Dec 05 17:41:10 2019 +0000
@@ -445,7 +445,7 @@
     * user's problem, but this allows vc4 simulator to run on an i965 host,
     * and may be useful for some touch testing of i915 on an i965 host.
     */
-   if (geteuid() == getuid()) {
+   if (!issetugid()) {
       driver = getenv("MESA_LOADER_DRIVER_OVERRIDE");
       if (driver)
          return strdup(driver);
@@ -533,7 +533,7 @@
    const struct __DRIextensionRec **(*get_extensions)(void);
 
    search_paths = NULL;
-   if (geteuid() == getuid() && search_path_vars) {
+   if (!issetugid() && search_path_vars) {
       for (int i = 0; search_path_vars[i] != NULL; i++) {
          search_paths = getenv(search_path_vars[i]);
          if (search_paths)
diff -r 13026c576414 -r aee39b99dc69 external/mit/MesaLib/dist/src/mesa/main/context.c
--- a/external/mit/MesaLib/dist/src/mesa/main/context.c Sun Dec 01 20:21:21 2019 +0000
+++ b/external/mit/MesaLib/dist/src/mesa/main/context.c Thu Dec 05 17:41:10 2019 +0000
@@ -1240,7 +1240,7 @@
     */
    if (env_var_as_boolean("MESA_NO_ERROR", false)) {
 #if !defined(_WIN32)
-      if (geteuid() == getuid())
+      if (!issetugid())
 #endif
          ctx->Const.ContextFlags |= GL_CONTEXT_FLAG_NO_ERROR_BIT_KHR;
    }
diff -r 13026c576414 -r aee39b99dc69 external/mit/MesaLib/dist/src/util/disk_cache.c
--- a/external/mit/MesaLib/dist/src/util/disk_cache.c   Sun Dec 01 20:21:21 2019 +0000
+++ b/external/mit/MesaLib/dist/src/util/disk_cache.c   Thu Dec 05 17:41:10 2019 +0000
@@ -212,7 +212,7 @@
    size_t cv_size = sizeof(cache_version);
 
    /* If running as a users other than the real user disable cache */
-   if (geteuid() != getuid())
+   if (issetugid())
       return NULL;
 
    /* A ralloc context for transient data during this invocation. */