diff options
author | Daniel Borca <dborca@users.sourceforge.net> | 2005-01-14 08:40:43 +0000 |
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committer | José Fonseca <jfonseca@vmware.com> | 2011-07-11 20:03:33 +0100 |
commit | 459a837a098a4a6a6466c23de8024040d95e6f85 (patch) | |
tree | f0e3cc24a1af45f9126253cd2aeb0c0f58991819 | |
parent | 13e76c1fd30686b2a528209506e34c4c78d4a222 (diff) | |
download | glut-459a837a098a4a6a6466c23de8024040d95e6f85.tar.gz |
changed coding style. added a NULL pointer check.
-rw-r--r-- | src/glut/dos/extens.c | 58 |
1 files changed, 31 insertions, 27 deletions
diff --git a/src/glut/dos/extens.c b/src/glut/dos/extens.c index 8427990..b0cff69 100644 --- a/src/glut/dos/extens.c +++ b/src/glut/dos/extens.c @@ -19,9 +19,9 @@ */ /* - * DOS/DJGPP glut driver v1.4 for Mesa + * DOS/DJGPP glut driver v1.5 for Mesa * - * Copyright (C) 2002 - Borca Daniel + * Copyright (C) 2002 - Daniel Borca * Email : dborca@yahoo.com * Web : http://www.geocities.com/dborca */ @@ -34,39 +34,43 @@ #include "GL/dmesa.h" -int APIENTRY glutExtensionSupported (const char *extension) +int APIENTRY +glutExtensionSupported (const char *extension) { - static const GLubyte *extensions = NULL; - const GLubyte *last, *where; + static const GLubyte *extensions = NULL; + const GLubyte *last, *where; - /* Extension names should not have spaces. */ - if (strchr(extension, ' ') || *extension == '\0') { - return GL_FALSE; - } + /* Extension names should not have spaces. */ + if (strchr(extension, ' ') || *extension == '\0') { + return GL_FALSE; + } - /* Not my problem if you don't have a valid OpenGL context */ - if (!extensions) { - extensions = glGetString(GL_EXTENSIONS); - } + /* Not my problem if you don't have a valid OpenGL context */ + if (!extensions) { + extensions = glGetString(GL_EXTENSIONS); + } + if (!extensions) { + return GL_FALSE; + } - /* Take care of sub-strings etc. */ - for (last = extensions;;) { - if ((where = (GLubyte *)strstr((const char *)last, extension)) == NULL) { - return GL_FALSE; - } - last = where + strlen(extension); - if (where == extensions || *(where - 1) == ' ') { - if (*last == ' ' || *last == '\0') { - return GL_TRUE; - } - } - } + /* Take care of sub-strings etc. */ + for (last = extensions;;) { + if ((where = (GLubyte *)strstr((const char *)last, extension)) == NULL) { + return GL_FALSE; + } + last = where + strlen(extension); + if (where == extensions || *(where - 1) == ' ') { + if (*last == ' ' || *last == '\0') { + return GL_TRUE; + } + } + } } GLUTproc APIENTRY glutGetProcAddress (const char *procName) { - /* TODO - handle glut namespace */ - return (GLUTproc)DMesaGetProcAddress(procName); + /* TODO - handle glut namespace */ + return (GLUTproc)DMesaGetProcAddress(procName); } |