/* Copyright (c) Mark J. Kilgard, 1994. */ /* This program is freely distributable without licensing fees and is provided without guarantee or warrantee expressed or implied. This program is -not- in the public domain. */ #include <stdlib.h> #include <stdarg.h> #include <string.h> #include <stdio.h> #include "glutint.h" /* strdup is actually not a standard ANSI C or POSIX routine so implement a private one for GLUT. OpenVMS does not have a strdup; Linux's standard libc doesn't declare strdup by default (unless BSD or SVID interfaces are requested). */ char * __glutStrdup(const char *string) { char *copy; copy = (char*) malloc(strlen(string) + 1); if (copy == NULL) return NULL; strcpy(copy, string); return copy; } void __glutWarning(char *format,...) { va_list args; va_start(args, format); fprintf(stderr, "GLUT: Warning in %s: ", __glutProgramName ? __glutProgramName : "(unamed)"); vfprintf(stderr, format, args); va_end(args); putc('\n', stderr); } /* CENTRY */ void APIENTRY glutReportErrors(void) { GLenum error; while ((error = glGetError()) != GL_NO_ERROR) __glutWarning("GL error: %s", gluErrorString(error)); } /* ENDCENTRY */ void __glutFatalError(char *format,...) { va_list args; va_start(args, format); fprintf(stderr, "GLUT: Fatal Error in %s: ", __glutProgramName ? __glutProgramName : "(unamed)"); vfprintf(stderr, format, args); va_end(args); putc('\n', stderr); exit(1); } void __glutFatalUsage(char *format,...) { va_list args; va_start(args, format); fprintf(stderr, "GLUT: Fatal API Usage in %s: ", __glutProgramName ? __glutProgramName : "(unamed)"); vfprintf(stderr, format, args); va_end(args); putc('\n', stderr); abort(); }