X-Git-Url: https://git.libre-soc.org/?p=mesa.git;a=blobdiff_plain;f=src%2Fglx%2Fglxglvnd.c;h=bf5c2a06b0cfd845196de4491987cc464ff2c870;hp=2fc9b0080f878bea29c83cd9a497a1b3c3c1b347;hb=HEAD;hpb=deb0eb1660f612862c77d225582e102e7ab717ee diff --git a/src/glx/glxglvnd.c b/src/glx/glxglvnd.c index 2fc9b0080f8..bf5c2a06b0c 100644 --- a/src/glx/glxglvnd.c +++ b/src/glx/glxglvnd.c @@ -1,11 +1,11 @@ #include +#include #include #include "glvnd/libglxabi.h" #include "glxglvnd.h" - static Bool __glXGLVNDIsScreenSupported(Display *dpy, int screen) { /* TODO: Think of a better heuristic... */ @@ -17,33 +17,31 @@ static void *__glXGLVNDGetProcAddress(const GLubyte *procName) return glXGetProcAddressARB(procName); } +static int +compare(const void *l, const void *r) +{ + const char *s = *(const char **)r; + return strcmp(l, s); +} + static unsigned FindGLXFunction(const GLubyte *name) { - int first = 0; - int last = DI_FUNCTION_COUNT - 1; - - while (first <= last) { - int middle = (first + last) / 2; - int comp = strcmp(__glXDispatchTableStrings[middle], - (const char *) name); - - if (comp < 0) - first = middle + 1; - else if (comp > 0) - last = middle - 1; - else - return middle; - } + const char **match; + + match = bsearch(name, __glXDispatchTableStrings, DI_FUNCTION_COUNT, + sizeof(const char *), compare); + + if (match == NULL) + return DI_FUNCTION_COUNT; - /* Just point to the dummy entry at the end of the respective table */ - return DI_FUNCTION_COUNT; + return match - __glXDispatchTableStrings; } static void *__glXGLVNDGetDispatchAddress(const GLubyte *procName) { unsigned internalIndex = FindGLXFunction(procName); - return __glXDispatchFunctions[internalIndex]; + return (void*)__glXDispatchFunctions[internalIndex]; } static void __glXGLVNDSetDispatchIndex(const GLubyte *procName, int index)