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Undefined Reference To Main Gcc

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pplppp View Public Profile View LQ Blog View Review Entries View HCL Entries Find More Posts by pplppp 11-23-2005, 04:27 PM #10 [email protected] Member Registered: Sep 2005 Posts: 118 For instance, static main(String [ ] args) can be the same as static main(String[ ] anyvariablename), and will work without a problem. Is it possible to have ONE Field that performs two separate functions (formulas) for two different Record Type Opportunities? Martinho Fernandes Jun 27 '12 at 11:29 2 rm -rf *o testing: Do you really want to delete all files and directories ending in the character "o"? –sth Jun 27 this contact form

Linker errors occur when g++ tries to combine all of your .o files into an executable file. Oct 6 '06 #6 P: n/a Ron Natalie owolablo wrote: I have actually included a definition to main.My project has two source files and the main functions in both of them Thanks. What is this shrub/plant? http://stackoverflow.com/questions/15905119/c-linking-error-undefined-reference-to-main

Undefined Reference To Main Gcc

Since the main function is most probably in the main.c and not in db.c, the linker fails when searching for the main function in db.c. Probably that you have failed to include a definition of main. To learn what preprocessing is doing, try gcc -C -E es3.c > es3.i then look with an editor into the generated file es3.i (and search main inside it).

How much of my income should I put towards paying off student loans vs saving for a house? Any other ideas for this undefined reference??? Find More Posts by Dave Kelly 11-19-2005, 05:52 PM #6 [email protected] Member Registered: Sep 2005 Posts: 118 Original Poster Rep: Variable names are not interdependent on execution. Undefined Reference To Main Makefile e.g.

Note that this warning does not appear unless you use the -ansi -Wall switches as you are required to do. Undefined Reference To Main In Function _start Join our community today! For example :- db.o: db.cpp $(CC) -c $(CFLAGS) $(LDFLAGS) db.cpp $(LIBS) Also, while compiling, there's no need to provide "$(LIBS)" to the compiler, only provide them when linking. my response Join them; it only takes a minute: Sign up makefile error: undefined reference to main up vote 7 down vote favorite 1 I am trying to compile my piece of code

When compiling .cpp files that do not contain main( ), use the command line g++ -ansi -Wall -c myfile.cpp Dennis Frey Last modified: Tue Dec 28 15:00:02 EST 2004 FAQ Undefined Reference To Main Error In C I wonder how you're getting object code from header actually. You ought to have a first rule telling make how to link: testing_OBJECTS = main.o db.o mod.o multiplex.o network.o networkinterfacemodule.o program.o service.o testing$(EXEEXT): $(testing_OBJECTS) ld $(testing_OBJECTS) $(LDFLAGS) $(LIBS) And this rule Why aren't we sending quadcopters to mars?

Undefined Reference To Main In Function _start

Browse other questions tagged c++ makefile or ask your own question. http://www.linuxquestions.org/questions/programming-9/getting-undefined-reference-to-main-error-384667/ The time now is 08:26 PM. Undefined Reference To Main Gcc You need to add it: $ gcc -o runexp runexp.c scd.o data_proc.o -lm -fopenmp share|improve this answer answered Apr 9 '13 at 14:52 unwind 259k40339465 add a comment| up vote 1 Undefined Reference To Main C++ Mistro116 [email protected] View Public Profile View LQ Blog View Review Entries View HCL Entries Find More Posts by [email protected] 11-19-2005, 02:13 PM #2 Dave Kelly Member Registered: Aug

Browse other questions tagged c gcc reference or ask your own question. http://compsyscon.com/undefined-reference/undefined-reference-to-winmain-c.html How does the linker know which one to use as the entry point? If you'd like to contribute content, let us know. V -- Please remove capital 'A's when replying by e-mail I do not respond to top-posted replies, please don't ask Oct 6 '06 #4 P: n/a owolablo I have actually included Undefined Reference To Main G++

more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed Ask if you want more datails on it. Hope that helps! navigate here What is this shrub/plant?

Search this Thread 11-19-2005, 02:03 PM #1 [email protected] Member Registered: Sep 2005 Posts: 118 Rep: Getting undefined reference to main error?? Undefined Reference To Main Assembly Smaller font for subscript within subscript in math mode How to format a number with an error? It has 7-pointed leaves Save output of Con statement to different folder How come the Sun's gravity can hold distant planets in orbit, but cannot rip humans off Earth?

This phrase is generally found in a compiler error when you are trying to change a data member in a const object.

Can you have negative sets? And it looks like you may have main() in the header file and the function defs in the source (.c*) file.. more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed In Function Start Undefined Reference To Main Browse other questions tagged c linker or ask your own question.

xhi View Public Profile View LQ Blog View Review Entries View HCL Entries Find More Posts by xhi 11-19-2005, 05:18 PM #5 Dave Kelly Member Registered: Aug 2004 Location: Do handstand push-ups hit all the three shoulder heads? What's the verb for "to drink small amounts of drink"? http://compsyscon.com/undefined-reference/undefined-reference-to-function-c.html this results in what rajatkhanduja said: db.o: db.cpp $(CC) -c $(CFLAGS) db.cpp share|improve this answer edited Jun 27 '12 at 22:37 jpe 840411 answered Jun 27 '12 at 11:38 risingDarkness 586822

share|improve this answer answered Apr 9 '13 at 14:51 Romeo 3,1431224 Thank you so much! You are currently viewing LQ as a guest.