Sponsored Content
Full Discussion: How to typedef
Top Forums Programming How to typedef Post 302119788 by porter on Thursday 31st of May 2007 11:04:32 PM
Old 06-01-2007
How about

Code:
typedef char ch_9[9];

however you can't do this...

Code:
ch_9 my_func(int x)
{
  ch_9 blah;

  return blah;
}

As in specific cases arrays are treated as pointers.

In that case you would have to do

Code:
typedef struct { char ch[9]; } ch_9;

 

7 More Discussions You Might Find Interesting

1. Solaris

Conflicting 'typedef' error - Which gcc switch to use?

I am using gcc3.3.5 on solaris2.7. Its a 64 bit compilation I am compiling a file 'plugin.cpp'. It includes mach.h and the complation gives the following error. ----------------------------------------------------------------- mach.h error: conflicting types for `typedef vx_u32_t... (0 Replies)
Discussion started by: amitc
0 Replies

2. Programming

typedef struct forward declaration

I've google a bit about this and couldn't find an answer. Actually I read that it can't be done. Basically I've defined the following structure and typedef it as follows. stuct Name { }; typdef struct Name Name. and right after it, defined some API that use it. void blabla(Name*... (6 Replies)
Discussion started by: emitrax
6 Replies

3. Programming

typedef help

Hi! This is part of my my code : typedef struct{ int x; char na; char sur; } Stu; typedef struct{ Stu *arr; int size; int sort; } Stus; I want to ask how can i free() the matrix arr. I tried free(arr), free(Stus.arr) and i get errors with gcc. My problem, in... (3 Replies)
Discussion started by: giampoul
3 Replies

4. Programming

Compilation problem with typedef

I am getting confused compiling a program that gives me the following error ../../../tomso/algeb/vector.hpp:19:9: error: ‘Vector' does not name a type typedef Vector<float> Vecflt; (1 Reply)
Discussion started by: kristinu
1 Replies

5. Programming

Event driven programming / epoll / typedef union / session data array

Sorry for the “word salad” subject, but I wanted to cast a wide net for help. I've created an IP (Internet Protocol) server which serves HTTP, SMTP, and FTP requests. As you probably know, they all require creating a socket, listening on it, accepting connections, and then having a short... (3 Replies)
Discussion started by: John S.
3 Replies

6. Programming

Typedef does not work to name a type

Hello, This is related to the closed post in the forum for the installation of the same software called arachne, but with different error message: In file included from ueberal/MiniSuperizer.cc:5:0: ./random/GnuRandom.h:54:5: error: ‘_G_uint32_t’ does not name a type _G_uint32_t u; ^... (11 Replies)
Discussion started by: yifangt
11 Replies

7. Programming

Help me to understand strange 'typedef ... ' in some source...

Working on some source I've found some strange declaration in included header file. I am looking for someone's help to understand me that syntax's, as it is fine (it is compiled without any complain,) but for me it seems out of any sense! Acctually, it warning by CC compiler: " Warning: Implicit... (1 Reply)
Discussion started by: alex_5161
1 Replies
XcmsColor(3X11) 						  XLIB FUNCTIONS						   XcmsColor(3X11)

NAME
XcmsColor, XcmsRGB, XcmsRGBi, XcmsCIEXYZ, XcmsCIEuvY, XcmsCIExyY, XcmsCIELab, XcmsCIELuv, XcmsTekHVC, XcmsPad - Xcms color struture STRUCTURES
The structure for XcmsColor contains: typedef unsigned long XcmsColorFormat; typedef struct { union { XcmsRGB RGB; XcmsRGBi RGBi; XcmsCIEXYZ CIEXYZ; XcmsCIEuvY CIEuvY; XcmsCIExyY CIExyY; XcmsCIELab CIELab; XcmsCIELuv CIELuv; XcmsTekHVC TekHVC; XcmsPad Pad; } spec; unsigned long pixel; XcmsColorFormat format; } XcmsColor; typedef double XcmsFloat; typedef struct { unsigned short red; unsigned short green; unsigned short blue; } XcmsRGB; typedef struct { XcmsFloat red; XcmsFloat green; XcmsFloat blue; } XcmsRGBi; typedef struct { XcmsFloat X; XcmsFloat Y; XcmsFloat Z; } XcmsCIEXYZ; typedef struct { XcmsFloat u_prime; XcmsFloat v_prime; XcmsFloat Y; } XcmsCIEuvY; typedef struct { XcmsFloat x; XcmsFloat y; XcmsFloat Y; } XcmsCIExyY; typedef struct { XcmsFloat L_star; XcmsFloat a_star; XcmsFloat b_star; } XcmsCIELab; typedef struct { XcmsFloat L_star; XcmsFloat u_star; XcmsFloat v_star; } XcmsCIELuv; typedef struct { XcmsFloat H; XcmsFloat V; XcmsFloat C; } XcmsTekHVC; typedef struct { XcmsFloat pad0; XcmsFloat pad1; XcmsFloat pad2; XcmsFloat pad3; } XcmsPad; DESCRIPTION
The XcmsColor structure contains a union of substructures, each supporting color specification encoding for a particular color space. SEE ALSO
XcmsAllocColor(3X11), XcmsStoreColor(3X11), XcmsConvertColors(3X11), Xlib - C Language X Interface X Version 11 Release 6.6 XcmsColor(3X11)
All times are GMT -4. The time now is 03:26 AM.
Unix & Linux Forums Content Copyright 1993-2022. All Rights Reserved.
Privacy Policy