diff options
Diffstat (limited to 'src/mesa')
| -rw-r--r-- | src/mesa/SConscript | 1 | ||||
| -rw-r--r-- | src/mesa/main/descrip.mms | 3 | ||||
| -rw-r--r-- | src/mesa/main/errors.c | 276 | ||||
| -rw-r--r-- | src/mesa/main/errors.h | 66 | ||||
| -rw-r--r-- | src/mesa/main/imports.c | 245 | ||||
| -rw-r--r-- | src/mesa/main/imports.h | 17 | ||||
| -rw-r--r-- | src/mesa/sources.mak | 1 |
7 files changed, 357 insertions, 252 deletions
diff --git a/src/mesa/SConscript b/src/mesa/SConscript index 10a04689df5..dc37a673033 100644 --- a/src/mesa/SConscript +++ b/src/mesa/SConscript @@ -64,6 +64,7 @@ main_sources = [ 'main/drawtex.c', 'main/enable.c', 'main/enums.c', + 'main/errors.c', 'main/eval.c', 'main/execmem.c', 'main/extensions.c', diff --git a/src/mesa/main/descrip.mms b/src/mesa/main/descrip.mms index 70bc2637268..91d7225c311 100644 --- a/src/mesa/main/descrip.mms +++ b/src/mesa/main/descrip.mms @@ -42,6 +42,7 @@ SOURCES =accum.c \ drawpix.c \ enable.c \ enums.c \ + errors.c \ eval.c \ execmem.c \ extensions.c \ @@ -116,6 +117,7 @@ dlist.obj,\ drawpix.obj,\ enable.obj,\ enums.obj,\ +errors.obj,\ eval.obj,\ execmem.obj,\ extensions.obj,\ @@ -200,6 +202,7 @@ dlist.obj : dlist.c drawpix.obj : drawpix.c enable.obj : enable.c enums.obj : enums.c +errors.obj : errors.c eval.obj : eval.c execmem.obj : execmem.c extensions.obj : extensions.c diff --git a/src/mesa/main/errors.c b/src/mesa/main/errors.c new file mode 100644 index 00000000000..a571cdfe809 --- /dev/null +++ b/src/mesa/main/errors.c @@ -0,0 +1,276 @@ +/** + * \file errors.c + * Mesa debugging and error handling functions. + */ + +/* + * Mesa 3-D graphics library + * Version: 7.1 + * + * Copyright (C) 1999-2007 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + + +#include "errors.h" + +#include "imports.h" +#include "context.h" +#include "mtypes.h" +#include "version.h" + + +#define MAXSTRING 4000 /* for _mesa_vsnprintf() */ + +/**********************************************************************/ +/** \name Diagnostics */ +/*@{*/ + +static void +output_if_debug(const char *prefixString, const char *outputString, + GLboolean newline) +{ + static int debug = -1; + + /* Check the MESA_DEBUG environment variable if it hasn't + * been checked yet. We only have to check it once... + */ + if (debug == -1) { + char *env = _mesa_getenv("MESA_DEBUG"); + + /* In a debug build, we print warning messages *unless* + * MESA_DEBUG is 0. In a non-debug build, we don't + * print warning messages *unless* MESA_DEBUG is + * set *to any value*. + */ +#ifdef DEBUG + debug = (env != NULL && atoi(env) == 0) ? 0 : 1; +#else + debug = (env != NULL) ? 1 : 0; +#endif + } + + /* Now only print the string if we're required to do so. */ + if (debug) { + fprintf(stderr, "%s: %s", prefixString, outputString); + if (newline) + fprintf(stderr, "\n"); + +#if defined(_WIN32) && !defined(_WIN32_WCE) + /* stderr from windows applications without console is not usually + * visible, so communicate with the debugger instead */ + { + char buf[4096]; + _mesa_snprintf(buf, sizeof(buf), "%s: %s%s", prefixString, outputString, newline ? "\n" : ""); + OutputDebugStringA(buf); + } +#endif + } +} + + +/** + * Return string version of GL error code. + */ +static const char * +error_string( GLenum error ) +{ + switch (error) { + case GL_NO_ERROR: + return "GL_NO_ERROR"; + case GL_INVALID_VALUE: + return "GL_INVALID_VALUE"; + case GL_INVALID_ENUM: + return "GL_INVALID_ENUM"; + case GL_INVALID_OPERATION: + return "GL_INVALID_OPERATION"; + case GL_STACK_OVERFLOW: + return "GL_STACK_OVERFLOW"; + case GL_STACK_UNDERFLOW: + return "GL_STACK_UNDERFLOW"; + case GL_OUT_OF_MEMORY: + return "GL_OUT_OF_MEMORY"; + case GL_TABLE_TOO_LARGE: + return "GL_TABLE_TOO_LARGE"; + case GL_INVALID_FRAMEBUFFER_OPERATION_EXT: + return "GL_INVALID_FRAMEBUFFER_OPERATION"; + default: + return "unknown"; + } +} + + +/** + * When a new type of error is recorded, print a message describing + * previous errors which were accumulated. + */ +static void +flush_delayed_errors( struct gl_context *ctx ) +{ + char s[MAXSTRING]; + + if (ctx->ErrorDebugCount) { + _mesa_snprintf(s, MAXSTRING, "%d similar %s errors", + ctx->ErrorDebugCount, + error_string(ctx->ErrorValue)); + + output_if_debug("Mesa", s, GL_TRUE); + + ctx->ErrorDebugCount = 0; + } +} + + +/** + * Report a warning (a recoverable error condition) to stderr if + * either DEBUG is defined or the MESA_DEBUG env var is set. + * + * \param ctx GL context. + * \param fmtString printf()-like format string. + */ +void +_mesa_warning( struct gl_context *ctx, const char *fmtString, ... ) +{ + char str[MAXSTRING]; + va_list args; + va_start( args, fmtString ); + (void) _mesa_vsnprintf( str, MAXSTRING, fmtString, args ); + va_end( args ); + + if (ctx) + flush_delayed_errors( ctx ); + + output_if_debug("Mesa warning", str, GL_TRUE); +} + + +/** + * Report an internal implementation problem. + * Prints the message to stderr via fprintf(). + * + * \param ctx GL context. + * \param fmtString problem description string. + */ +void +_mesa_problem( const struct gl_context *ctx, const char *fmtString, ... ) +{ + va_list args; + char str[MAXSTRING]; + static int numCalls = 0; + + (void) ctx; + + if (numCalls < 50) { + numCalls++; + + va_start( args, fmtString ); + _mesa_vsnprintf( str, MAXSTRING, fmtString, args ); + va_end( args ); + fprintf(stderr, "Mesa %s implementation error: %s\n", + MESA_VERSION_STRING, str); + fprintf(stderr, "Please report at bugs.freedesktop.org\n"); + } +} + + +/** + * Record an OpenGL state error. These usually occur when the user + * passes invalid parameters to a GL function. + * + * If debugging is enabled (either at compile-time via the DEBUG macro, or + * run-time via the MESA_DEBUG environment variable), report the error with + * _mesa_debug(). + * + * \param ctx the GL context. + * \param error the error value. + * \param fmtString printf() style format string, followed by optional args + */ +void +_mesa_error( struct gl_context *ctx, GLenum error, const char *fmtString, ... ) +{ + static GLint debug = -1; + + /* Check debug environment variable only once: + */ + if (debug == -1) { + const char *debugEnv = _mesa_getenv("MESA_DEBUG"); + +#ifdef DEBUG + if (debugEnv && strstr(debugEnv, "silent")) + debug = GL_FALSE; + else + debug = GL_TRUE; +#else + if (debugEnv) + debug = GL_TRUE; + else + debug = GL_FALSE; +#endif + } + + if (debug) { + if (ctx->ErrorValue == error && + ctx->ErrorDebugFmtString == fmtString) { + ctx->ErrorDebugCount++; + } + else { + char s[MAXSTRING], s2[MAXSTRING]; + va_list args; + + flush_delayed_errors( ctx ); + + va_start(args, fmtString); + _mesa_vsnprintf(s, MAXSTRING, fmtString, args); + va_end(args); + + _mesa_snprintf(s2, MAXSTRING, "%s in %s", error_string(error), s); + output_if_debug("Mesa: User error", s2, GL_TRUE); + + ctx->ErrorDebugFmtString = fmtString; + ctx->ErrorDebugCount = 0; + } + } + + _mesa_record_error(ctx, error); +} + + +/** + * Report debug information. Print error message to stderr via fprintf(). + * No-op if DEBUG mode not enabled. + * + * \param ctx GL context. + * \param fmtString printf()-style format string, followed by optional args. + */ +void +_mesa_debug( const struct gl_context *ctx, const char *fmtString, ... ) +{ +#ifdef DEBUG + char s[MAXSTRING]; + va_list args; + va_start(args, fmtString); + _mesa_vsnprintf(s, MAXSTRING, fmtString, args); + va_end(args); + output_if_debug("Mesa", s, GL_FALSE); +#endif /* DEBUG */ + (void) ctx; + (void) fmtString; +} + +/*@}*/ diff --git a/src/mesa/main/errors.h b/src/mesa/main/errors.h new file mode 100644 index 00000000000..78dd57ae2dc --- /dev/null +++ b/src/mesa/main/errors.h @@ -0,0 +1,66 @@ +/* + * Mesa 3-D graphics library + * Version: 7.5 + * + * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + + +/** + * \file errors.h + * Mesa debugging and error handling functions. + * + * This file provides functions to record errors, warnings, and miscellaneous + * debug information. + */ + + +#ifndef ERRORS_H +#define ERRORS_H + + +#include "compiler.h" +#include "glheader.h" + + +#ifdef __cplusplus +extern "C" { +#endif + +struct gl_context; + +extern void +_mesa_warning( struct gl_context *gc, const char *fmtString, ... ) PRINTFLIKE(2, 3); + +extern void +_mesa_problem( const struct gl_context *ctx, const char *fmtString, ... ) PRINTFLIKE(2, 3); + +extern void +_mesa_error( struct gl_context *ctx, GLenum error, const char *fmtString, ... ) PRINTFLIKE(3, 4); + +extern void +_mesa_debug( const struct gl_context *ctx, const char *fmtString, ... ) PRINTFLIKE(2, 3); + +#ifdef __cplusplus +} +#endif + + +#endif /* ERRORS_H */ diff --git a/src/mesa/main/imports.c b/src/mesa/main/imports.c index 82713a13b17..2d592a68ecb 100644 --- a/src/mesa/main/imports.c +++ b/src/mesa/main/imports.c @@ -57,8 +57,6 @@ #endif -#define MAXSTRING 4000 /* for vsnprintf() */ - #ifdef WIN32 #define vsnprintf _vsnprintf #elif defined(__IBMC__) || defined(__IBMCPP__) || ( defined(__VMS) && __CRTL_VER < 70312000 ) @@ -794,6 +792,13 @@ _mesa_str_checksum(const char *str) /*@}*/ +/** Needed due to #ifdef's, above. */ +int +_mesa_vsnprintf(char *str, size_t size, const char *fmt, va_list args) +{ + return vsnprintf( str, size, fmt, args); +} + /** Wrapper around vsnprintf() */ int _mesa_snprintf( char *str, size_t size, const char *fmt, ... ) @@ -807,239 +812,3 @@ _mesa_snprintf( char *str, size_t size, const char *fmt, ... ) } -/**********************************************************************/ -/** \name Diagnostics */ -/*@{*/ - -static void -output_if_debug(const char *prefixString, const char *outputString, - GLboolean newline) -{ - static int debug = -1; - - /* Check the MESA_DEBUG environment variable if it hasn't - * been checked yet. We only have to check it once... - */ - if (debug == -1) { - char *env = _mesa_getenv("MESA_DEBUG"); - - /* In a debug build, we print warning messages *unless* - * MESA_DEBUG is 0. In a non-debug build, we don't - * print warning messages *unless* MESA_DEBUG is - * set *to any value*. - */ -#ifdef DEBUG - debug = (env != NULL && atoi(env) == 0) ? 0 : 1; -#else - debug = (env != NULL) ? 1 : 0; -#endif - } - - /* Now only print the string if we're required to do so. */ - if (debug) { - fprintf(stderr, "%s: %s", prefixString, outputString); - if (newline) - fprintf(stderr, "\n"); - -#if defined(_WIN32) && !defined(_WIN32_WCE) - /* stderr from windows applications without console is not usually - * visible, so communicate with the debugger instead */ - { - char buf[4096]; - _mesa_snprintf(buf, sizeof(buf), "%s: %s%s", prefixString, outputString, newline ? "\n" : ""); - OutputDebugStringA(buf); - } -#endif - } -} - - -/** - * Return string version of GL error code. - */ -static const char * -error_string( GLenum error ) -{ - switch (error) { - case GL_NO_ERROR: - return "GL_NO_ERROR"; - case GL_INVALID_VALUE: - return "GL_INVALID_VALUE"; - case GL_INVALID_ENUM: - return "GL_INVALID_ENUM"; - case GL_INVALID_OPERATION: - return "GL_INVALID_OPERATION"; - case GL_STACK_OVERFLOW: - return "GL_STACK_OVERFLOW"; - case GL_STACK_UNDERFLOW: - return "GL_STACK_UNDERFLOW"; - case GL_OUT_OF_MEMORY: - return "GL_OUT_OF_MEMORY"; - case GL_TABLE_TOO_LARGE: - return "GL_TABLE_TOO_LARGE"; - case GL_INVALID_FRAMEBUFFER_OPERATION_EXT: - return "GL_INVALID_FRAMEBUFFER_OPERATION"; - default: - return "unknown"; - } -} - - -/** - * When a new type of error is recorded, print a message describing - * previous errors which were accumulated. - */ -static void -flush_delayed_errors( struct gl_context *ctx ) -{ - char s[MAXSTRING]; - - if (ctx->ErrorDebugCount) { - _mesa_snprintf(s, MAXSTRING, "%d similar %s errors", - ctx->ErrorDebugCount, - error_string(ctx->ErrorValue)); - - output_if_debug("Mesa", s, GL_TRUE); - - ctx->ErrorDebugCount = 0; - } -} - - -/** - * Report a warning (a recoverable error condition) to stderr if - * either DEBUG is defined or the MESA_DEBUG env var is set. - * - * \param ctx GL context. - * \param fmtString printf()-like format string. - */ -void -_mesa_warning( struct gl_context *ctx, const char *fmtString, ... ) -{ - char str[MAXSTRING]; - va_list args; - va_start( args, fmtString ); - (void) vsnprintf( str, MAXSTRING, fmtString, args ); - va_end( args ); - - if (ctx) - flush_delayed_errors( ctx ); - - output_if_debug("Mesa warning", str, GL_TRUE); -} - - -/** - * Report an internal implementation problem. - * Prints the message to stderr via fprintf(). - * - * \param ctx GL context. - * \param fmtString problem description string. - */ -void -_mesa_problem( const struct gl_context *ctx, const char *fmtString, ... ) -{ - va_list args; - char str[MAXSTRING]; - static int numCalls = 0; - - (void) ctx; - - if (numCalls < 50) { - numCalls++; - - va_start( args, fmtString ); - vsnprintf( str, MAXSTRING, fmtString, args ); - va_end( args ); - fprintf(stderr, "Mesa %s implementation error: %s\n", - MESA_VERSION_STRING, str); - fprintf(stderr, "Please report at bugs.freedesktop.org\n"); - } -} - - -/** - * Record an OpenGL state error. These usually occur when the user - * passes invalid parameters to a GL function. - * - * If debugging is enabled (either at compile-time via the DEBUG macro, or - * run-time via the MESA_DEBUG environment variable), report the error with - * _mesa_debug(). - * - * \param ctx the GL context. - * \param error the error value. - * \param fmtString printf() style format string, followed by optional args - */ -void -_mesa_error( struct gl_context *ctx, GLenum error, const char *fmtString, ... ) -{ - static GLint debug = -1; - - /* Check debug environment variable only once: - */ - if (debug == -1) { - const char *debugEnv = _mesa_getenv("MESA_DEBUG"); - -#ifdef DEBUG - if (debugEnv && strstr(debugEnv, "silent")) - debug = GL_FALSE; - else - debug = GL_TRUE; -#else - if (debugEnv) - debug = GL_TRUE; - else - debug = GL_FALSE; -#endif - } - - if (debug) { - if (ctx->ErrorValue == error && - ctx->ErrorDebugFmtString == fmtString) { - ctx->ErrorDebugCount++; - } - else { - char s[MAXSTRING], s2[MAXSTRING]; - va_list args; - - flush_delayed_errors( ctx ); - - va_start(args, fmtString); - vsnprintf(s, MAXSTRING, fmtString, args); - va_end(args); - - _mesa_snprintf(s2, MAXSTRING, "%s in %s", error_string(error), s); - output_if_debug("Mesa: User error", s2, GL_TRUE); - - ctx->ErrorDebugFmtString = fmtString; - ctx->ErrorDebugCount = 0; - } - } - - _mesa_record_error(ctx, error); -} - - -/** - * Report debug information. Print error message to stderr via fprintf(). - * No-op if DEBUG mode not enabled. - * - * \param ctx GL context. - * \param fmtString printf()-style format string, followed by optional args. - */ -void -_mesa_debug( const struct gl_context *ctx, const char *fmtString, ... ) -{ -#ifdef DEBUG - char s[MAXSTRING]; - va_list args; - va_start(args, fmtString); - vsnprintf(s, MAXSTRING, fmtString, args); - va_end(args); - output_if_debug("Mesa", s, GL_FALSE); -#endif /* DEBUG */ - (void) ctx; - (void) fmtString; -} - -/*@}*/ diff --git a/src/mesa/main/imports.h b/src/mesa/main/imports.h index ce7b45d7733..aa5eb3200af 100644 --- a/src/mesa/main/imports.h +++ b/src/mesa/main/imports.h @@ -38,7 +38,7 @@ #include "compiler.h" #include "glheader.h" - +#include "errors.h" #ifdef __cplusplus extern "C" { @@ -622,19 +622,8 @@ _mesa_str_checksum(const char *str); extern int _mesa_snprintf( char *str, size_t size, const char *fmt, ... ) PRINTFLIKE(3, 4); -struct gl_context; - -extern void -_mesa_warning( struct gl_context *gc, const char *fmtString, ... ) PRINTFLIKE(2, 3); - -extern void -_mesa_problem( const struct gl_context *ctx, const char *fmtString, ... ) PRINTFLIKE(2, 3); - -extern void -_mesa_error( struct gl_context *ctx, GLenum error, const char *fmtString, ... ) PRINTFLIKE(3, 4); - -extern void -_mesa_debug( const struct gl_context *ctx, const char *fmtString, ... ) PRINTFLIKE(2, 3); +extern int +_mesa_vsnprintf(char *str, size_t size, const char *fmt, va_list arg); #if defined(_MSC_VER) && !defined(snprintf) diff --git a/src/mesa/sources.mak b/src/mesa/sources.mak index b57a10e4d1c..c746b8afa68 100644 --- a/src/mesa/sources.mak +++ b/src/mesa/sources.mak @@ -33,6 +33,7 @@ MAIN_SOURCES = \ main/drawtex.c \ main/enable.c \ main/enums.c \ + main/errors.c \ main/eval.c \ main/execmem.c \ main/extensions.c \ |