From 646c8ce03217dbda87fd1f5aedddd3f75a477754 Mon Sep 17 00:00:00 2001 From: Vinson Lee Date: Fri, 1 Jan 2010 17:54:11 -0800 Subject: progs/samples: 'Silence no previous prototype' warnings. --- progs/samples/olympic.c | 20 ++++++++++---------- progs/samples/overlay.c | 18 +++++++++--------- progs/samples/rgbtoppm.c | 6 +++--- progs/samples/sphere.c | 30 +++++++++++++++--------------- progs/samples/star.c | 20 ++++++++++---------- progs/samples/stretch.c | 20 ++++++++++---------- progs/samples/wave.c | 2 +- 7 files changed, 58 insertions(+), 58 deletions(-) (limited to 'progs/samples') diff --git a/progs/samples/olympic.c b/progs/samples/olympic.c index 5385e48702..209a8c141b 100644 --- a/progs/samples/olympic.c +++ b/progs/samples/olympic.c @@ -74,7 +74,7 @@ int iters[RINGS]; GLuint theTorus; -void FillTorus(float rc, int numc, float rt, int numt) +static void FillTorus(float rc, int numc, float rt, int numt) { int i, j, k; double s, t; @@ -106,7 +106,7 @@ void FillTorus(float rc, int numc, float rt, int numt) } } -float Clamp(int iters_left, float t) +static float Clamp(int iters_left, float t) { if (iters_left < 3) { return 0.0; @@ -114,7 +114,7 @@ float Clamp(int iters_left, float t) return (iters_left-2)*t/iters_left; } -void DrawScene(void) +static void DrawScene(void) { int i, j; GLboolean goIdle; @@ -172,7 +172,7 @@ void DrawScene(void) } } -float MyRand(void) +static float MyRand(void) { return 10.0 * ( (float) rand() / (float) RAND_MAX - 0.5 ); } @@ -181,12 +181,12 @@ float MyRand(void) #define GLUTCALLBACK #endif -void GLUTCALLBACK glut_post_redisplay_p(void) +static void GLUTCALLBACK glut_post_redisplay_p(void) { glutPostRedisplay(); } -void ReInit(void) +static void ReInit(void) { int i; float deviation; @@ -206,7 +206,7 @@ void ReInit(void) glutIdleFunc(glut_post_redisplay_p); } -void Init(void) +static void Init(void) { float base, height; float aspect, x, y; @@ -312,13 +312,13 @@ void Init(void) glMatrixMode(GL_MODELVIEW); } -void Reshape(int width, int height) +static void Reshape(int width, int height) { glViewport(0, 0, width, height); } -void Key(unsigned char key, int x, int y) +static void Key(unsigned char key, int x, int y) { switch (key) { @@ -330,7 +330,7 @@ void Key(unsigned char key, int x, int y) } } -GLenum Args(int argc, char **argv) +static GLenum Args(int argc, char **argv) { GLint i; diff --git a/progs/samples/overlay.c b/progs/samples/overlay.c index 23b5a4793b..6087cef281 100644 --- a/progs/samples/overlay.c +++ b/progs/samples/overlay.c @@ -69,19 +69,19 @@ starRec stars[MAXSTARS]; float sinTable[MAXANGLES]; -float Sin(float angle) +static float Sin(float angle) { return (sinTable[(GLint)angle]); } -float Cos(float angle) +static float Cos(float angle) { return (sinTable[((GLint)angle+(MAXANGLES/4))%MAXANGLES]); } -void NewStar(GLint n, GLint d) +static void NewStar(GLint n, GLint d) { if (rand()%4 == 0) { @@ -103,7 +103,7 @@ void NewStar(GLint n, GLint d) } } -void RotatePoint(float *x, float *y, float rotation) +static void RotatePoint(float *x, float *y, float rotation) { float tmpX, tmpY; @@ -113,7 +113,7 @@ void RotatePoint(float *x, float *y, float rotation) *y = tmpY; } -void MoveStars(void) +static void MoveStars(void) { float offset; GLint n; @@ -134,7 +134,7 @@ void MoveStars(void) } } -GLenum StarPoint(GLint n) +static GLenum StarPoint(GLint n) { float x0, y0, x1, y1, width; GLint i; @@ -182,7 +182,7 @@ GLenum StarPoint(GLint n) } } -void ShowStars(void) +static void ShowStars(void) { GLint n; @@ -221,7 +221,7 @@ static void Init(void) glDisable(GL_DITHER); } -void Reshape(int width, int height) +static void Reshape(int width, int height) { windW = (GLint)width; @@ -262,7 +262,7 @@ static void Key(unsigned char key, int x, int y) } } -void Idle(void) +static void Idle(void) { if (overlayInit == GL_FALSE) { diff --git a/progs/samples/rgbtoppm.c b/progs/samples/rgbtoppm.c index dcb74228df..adc91469e5 100644 --- a/progs/samples/rgbtoppm.c +++ b/progs/samples/rgbtoppm.c @@ -25,7 +25,7 @@ typedef struct _ImageRec { int *rowSize; } ImageRec; -void +static void rgbtorgb(unsigned char *r,unsigned char *g,unsigned char *b,unsigned char *l,int n) { while(n--) { l[0] = r[0]; @@ -170,7 +170,7 @@ ImageGetRow(ImageRec *image, unsigned char *buf, int y, int z) { } } -GLubyte * +static GLubyte * read_alpha_texture(char *name, int *width, int *height) { unsigned char *base, *lptr; @@ -200,7 +200,7 @@ read_alpha_texture(char *name, int *width, int *height) return (unsigned char *) base; } -GLubyte * +static GLubyte * read_rgb_texture(char *name, int *width, int *height) { unsigned char *base, *ptr; diff --git a/progs/samples/sphere.c b/progs/samples/sphere.c index 7d0508dee9..23d4fe32c0 100644 --- a/progs/samples/sphere.c +++ b/progs/samples/sphere.c @@ -445,7 +445,7 @@ GLfloat identity[16] = { }; -void BuildCylinder(int numEdges) +static void BuildCylinder(int numEdges) { int i, top = 1.0, bottom = -1.0; float x[100], y[100], angle; @@ -481,7 +481,7 @@ void BuildCylinder(int numEdges) glEndList(); } -void BuildTorus(float rc, int numc, float rt, int numt) +static void BuildTorus(float rc, int numc, float rt, int numt) { int i, j, k; double s, t; @@ -515,7 +515,7 @@ void BuildTorus(float rc, int numc, float rt, int numt) glEndList(); } -void BuildCage(void) +static void BuildCage(void) { int i; float inc; @@ -609,7 +609,7 @@ void BuildCage(void) glEndList(); } -void BuildCube(void) +static void BuildCube(void) { int i, j; @@ -628,7 +628,7 @@ void BuildCube(void) glEndList(); } -void BuildLists(void) +static void BuildLists(void) { cube = glGenLists(1); @@ -646,7 +646,7 @@ void BuildLists(void) genericObject = torus; } -void SetDefaultSettings(void) +static void SetDefaultSettings(void) { magFilter = nnearest; @@ -657,7 +657,7 @@ void SetDefaultSettings(void) autoRotate = GL_TRUE; } -unsigned char *AlphaPadImage(int bufSize, unsigned char *inData, int alpha) +static unsigned char *AlphaPadImage(int bufSize, unsigned char *inData, int alpha) { unsigned char *outData, *out_ptr, *in_ptr; int i; @@ -677,7 +677,7 @@ unsigned char *AlphaPadImage(int bufSize, unsigned char *inData, int alpha) return outData; } -void Init(void) +static void Init(void) { float ambient[] = {0.0, 0.0, 0.0, 1.0}; float diffuse[] = {1.0, 1.0, 1.0, 1.0}; @@ -753,7 +753,7 @@ void Init(void) BuildLists(); } -void ReInit(void) +static void ReInit(void) { if (genericObject == torus) { glEnable(GL_DEPTH_TEST); @@ -773,7 +773,7 @@ void ReInit(void) glTexEnvfv(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, textureEnvironment); } -void Draw(void) +static void Draw(void) { glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT); @@ -806,7 +806,7 @@ void Draw(void) glutSwapBuffers(); } -void Reshape(int width, int height) +static void Reshape(int width, int height) { W = width; H = height; @@ -818,7 +818,7 @@ void Reshape(int width, int height) glMatrixMode(GL_MODELVIEW); } -void Idle(void) +static void Idle(void) { static double t0 = -1.; double t, dt; @@ -833,7 +833,7 @@ void Idle(void) glutPostRedisplay(); } -void Key2(int key, int x, int y) +static void Key2(int key, int x, int y) { switch (key) { @@ -863,7 +863,7 @@ void Key2(int key, int x, int y) glutPostRedisplay(); } -void Key(unsigned char key, int x, int y) +static void Key(unsigned char key, int x, int y) { switch (key) { @@ -950,7 +950,7 @@ void Key(unsigned char key, int x, int y) glutPostRedisplay(); } -GLenum Args(int argc, char **argv) +static GLenum Args(int argc, char **argv) { GLint i; diff --git a/progs/samples/star.c b/progs/samples/star.c index 2cf470e2a2..2c44ebfd49 100644 --- a/progs/samples/star.c +++ b/progs/samples/star.c @@ -67,19 +67,19 @@ starRec stars[MAXSTARS]; float sinTable[MAXANGLES]; -float Sin(float angle) +static float Sin(float angle) { return (sinTable[(GLint)angle]); } -float Cos(float angle) +static float Cos(float angle) { return (sinTable[((GLint)angle+(MAXANGLES/4))%MAXANGLES]); } -void NewStar(GLint n, GLint d) +static void NewStar(GLint n, GLint d) { if (rand()%4 == 0) { @@ -101,7 +101,7 @@ void NewStar(GLint n, GLint d) } } -void RotatePoint(float *x, float *y, float rotation) +static void RotatePoint(float *x, float *y, float rotation) { float tmpX, tmpY; @@ -111,7 +111,7 @@ void RotatePoint(float *x, float *y, float rotation) *y = tmpY; } -void MoveStars(void) +static void MoveStars(void) { float offset; GLint n; @@ -142,7 +142,7 @@ void MoveStars(void) } } -GLenum StarPoint(GLint n) +static GLenum StarPoint(GLint n) { float x0, y0, x1, y1, width; GLint i; @@ -190,7 +190,7 @@ GLenum StarPoint(GLint n) } } -void ShowStars(void) +static void ShowStars(void) { GLint n; @@ -229,7 +229,7 @@ static void Init(void) glDisable(GL_DITHER); } -void Reshape(int width, int height) +static void Reshape(int width, int height) { windW = (GLint)width; @@ -260,7 +260,7 @@ static void Key(unsigned char key, int x, int y) } } -void Draw(void) +static void Draw(void) { MoveStars(); @@ -307,7 +307,7 @@ static GLenum Args(int argc, char **argv) #define GLUTCALLBACK #endif -void GLUTCALLBACK glut_post_redisplay_p(void) +static void GLUTCALLBACK glut_post_redisplay_p(void) { glutPostRedisplay(); } diff --git a/progs/samples/stretch.c b/progs/samples/stretch.c index 1fd015d794..11201dca23 100644 --- a/progs/samples/stretch.c +++ b/progs/samples/stretch.c @@ -67,7 +67,7 @@ int cCount, cIndex[2], cStep; GLenum op = OP_NOOP; -void DrawImage(void) +static void DrawImage(void) { glRasterPos2i(0, 0); @@ -84,7 +84,7 @@ void DrawImage(void) image->data); } -void DrawPoint(void) +static void DrawPoint(void) { int i; @@ -102,7 +102,7 @@ void DrawPoint(void) } } -void InitVList(void) +static void InitVList(void) { vList[0].x = 0.0; @@ -141,7 +141,7 @@ void InitVList(void) vList[4].tY = cList[0].y / (float)imageSizeY; } -void ScaleImage(int sizeX, int sizeY) +static void ScaleImage(int sizeX, int sizeY) { GLubyte *buf; @@ -154,7 +154,7 @@ void ScaleImage(int sizeX, int sizeY) image->sizeY = sizeY; } -void SetPoint(int x, int y) +static void SetPoint(int x, int y) { cList[cCount].x = (float)x; @@ -162,7 +162,7 @@ void SetPoint(int x, int y) cCount++; } -void Stretch(void) +static void Stretch(void) { glBegin(GL_TRIANGLES); @@ -221,7 +221,7 @@ void Stretch(void) } } -void Key(unsigned char key, int x, int y) +static void Key(unsigned char key, int x, int y) { switch (key) { @@ -245,7 +245,7 @@ void Key(unsigned char key, int x, int y) glutPostRedisplay(); } -void Mouse(int button, int state, int mouseX, int mouseY) +static void Mouse(int button, int state, int mouseX, int mouseY) { if (state != GLUT_DOWN) @@ -263,7 +263,7 @@ void Mouse(int button, int state, int mouseX, int mouseY) glutPostRedisplay(); } -void Animate(void) +static void Animate(void) { static double t0 = -1.; double t, dt; @@ -322,7 +322,7 @@ static GLenum Args(int argc, char **argv) #define GLUTCALLBACK #endif -void GLUTCALLBACK glut_post_redisplay_p(void) +static void GLUTCALLBACK glut_post_redisplay_p(void) { glutPostRedisplay(); } diff --git a/progs/samples/wave.c b/progs/samples/wave.c index d3c4687459..396a6943e3 100644 --- a/progs/samples/wave.c +++ b/progs/samples/wave.c @@ -92,7 +92,7 @@ GLubyte contourTexture2[] = { #endif -void GLUTCALLBACK glut_post_redisplay_p(void) +static void GLUTCALLBACK glut_post_redisplay_p(void) { static double t0 = -1.; double t, dt; -- cgit v1.2.3 From 3ea5a95078bddaed66e3c9412b4b0c4685bc9ec7 Mon Sep 17 00:00:00 2001 From: Vinson Lee Date: Sun, 3 Jan 2010 21:29:33 -0800 Subject: progs/samples: Silence compiler warnings. --- progs/samples/rgbtoppm.c | 25 ++++++++++++++++++------- 1 file changed, 18 insertions(+), 7 deletions(-) (limited to 'progs/samples') diff --git a/progs/samples/rgbtoppm.c b/progs/samples/rgbtoppm.c index adc91469e5..403578ef42 100644 --- a/progs/samples/rgbtoppm.c +++ b/progs/samples/rgbtoppm.c @@ -3,6 +3,7 @@ /* texload is a simplistic routine for reading an SGI .rgb image file. */ +#include #include #include #include @@ -72,6 +73,7 @@ static ImageRec *ImageOpen(char *fileName) ImageRec *image; int swapFlag; int x; + int result; endianTest.testWord = 1; if (endianTest.testByte[0] == 1) { @@ -90,7 +92,8 @@ static ImageRec *ImageOpen(char *fileName) return NULL; } - fread(image, 1, 12, image->file); + result = fread(image, 1, 12, image->file); + assert(result == 12); if (swapFlag) { ConvertShort(&image->imagic, 1); @@ -117,8 +120,10 @@ static ImageRec *ImageOpen(char *fileName) } image->rleEnd = 512 + (2 * x); fseek(image->file, 512, SEEK_SET); - fread(image->rowStart, 1, x, image->file); - fread(image->rowSize, 1, x, image->file); + result = fread(image->rowStart, 1, x, image->file); + assert(result == x); + result = fread(image->rowSize, 1, x, image->file); + assert(result == x); if (swapFlag) { ConvertUint(image->rowStart, x/(int) sizeof(unsigned)); ConvertUint((unsigned *)image->rowSize, x/(int) sizeof(int)); @@ -138,11 +143,13 @@ static void ImageGetRow(ImageRec *image, unsigned char *buf, int y, int z) { unsigned char *iPtr, *oPtr, pixel; int count; + int result; if ((image->type & 0xFF00) == 0x0100) { fseek(image->file, (long) image->rowStart[y+z*image->ysize], SEEK_SET); - fread(image->tmp, 1, (unsigned int)image->rowSize[y+z*image->ysize], - image->file); + result = fread(image->tmp, 1, (unsigned int)image->rowSize[y+z*image->ysize], + image->file); + assert(result == (unsigned int)image->rowSize[y+z*image->ysize]); iPtr = image->tmp; oPtr = buf; @@ -166,10 +173,12 @@ ImageGetRow(ImageRec *image, unsigned char *buf, int y, int z) { } else { fseek(image->file, 512+(y*image->xsize)+(z*image->xsize*image->ysize), SEEK_SET); - fread(buf, 1, image->xsize, image->file); + result = fread(buf, 1, image->xsize, image->file); + assert(result == image->xsize); } } +#if 0 static GLubyte * read_alpha_texture(char *name, int *width, int *height) { @@ -199,6 +208,7 @@ read_alpha_texture(char *name, int *width, int *height) return (unsigned char *) base; } +#endif static GLubyte * read_rgb_texture(char *name, int *width, int *height) @@ -261,7 +271,8 @@ read_rgb_texture(char *name, int *width, int *height) int main(int argc, char **argv) { - int width, height; + int width = 0; + int height = 0; GLubyte *data; char buff[32]; int n; -- cgit v1.2.3