diff options
Diffstat (limited to 'mesalib/src/mesa/main/extensions.c')
| -rw-r--r-- | mesalib/src/mesa/main/extensions.c | 24 |
1 files changed, 19 insertions, 5 deletions
diff --git a/mesalib/src/mesa/main/extensions.c b/mesalib/src/mesa/main/extensions.c index 4b6e91c4f..d0c08ca71 100644 --- a/mesalib/src/mesa/main/extensions.c +++ b/mesalib/src/mesa/main/extensions.c @@ -753,7 +753,7 @@ _mesa_extension_is_enabled( struct gl_context *ctx, const char *name ) static char * get_extension_override( struct gl_context *ctx ) { - const char *env_const= _mesa_getenv("MESA_EXTENSION_OVERRIDE"); + const char *env_const = _mesa_getenv("MESA_EXTENSION_OVERRIDE"); char *env; char *ext; char *extra_exts; @@ -794,7 +794,7 @@ get_extension_override( struct gl_context *ctx ) } /* Remove trailing space. */ - len = strlen(extra_exts); + len = strlen(extra_exts); if (extra_exts[len - 1] == ' ') extra_exts[len - 1] = '\0'; @@ -875,12 +875,24 @@ _mesa_make_extension_string(struct gl_context *ctx) GLboolean *base = (GLboolean *) &ctx->Extensions; const struct extension *i; unsigned j; - + unsigned maxYear = ~0; + + /* Check if the MESA_EXTENSION_MAX_YEAR env var is set */ + { + const char *env = getenv("MESA_EXTENSION_MAX_YEAR"); + if (env) { + maxYear = atoi(env); + _mesa_debug(ctx, "Note: limiting GL extensions to %u or earlier\n", + maxYear); + } + } /* Compute length of the extension string. */ count = 0; for (i = extension_table; i->name != 0; ++i) { - if (base[i->offset] && (i->api_set & (1 << ctx->API))) { + if (base[i->offset] && + i->year <= maxYear && + (i->api_set & (1 << ctx->API))) { length += strlen(i->name) + 1; /* +1 for space */ ++count; } @@ -908,7 +920,9 @@ _mesa_make_extension_string(struct gl_context *ctx) */ j = 0; for (i = extension_table; i->name != 0; ++i) { - if (base[i->offset] && (i->api_set & (1 << ctx->API))) { + if (base[i->offset] && + i->year <= maxYear && + (i->api_set & (1 << ctx->API))) { extension_indices[j++] = i - extension_table; } } |