help please first module

[hinawa]

Unfortunately, although i was looking at had not seen, i was centered
in the code ... excuse me and thank you (both) for your time


On Tue, Jul 26, 2016 at 07:10:10AM +0530, Rajesh Bhaskaran wrote:
> Yes the way comments are included within / ... / is wrong as there is an Asterisk after the / too . Compiler is not able to recognise the same.
> 
> 
> 
> 
> via CloudMagic Email [https://cloudmagic.com/k/d/mailapp?ct=pa&cv=8.5.49&pv=6.0.1&source=email_footer_2] On Mon, Jul 25, 2016 at 11:48 PM, Mike Krinkin < krinkin.m.u at gmail.com [krinkin.m.u at gmail.com] > wrote:
> On Mon, Jul 25, 2016 at 08:04:41PM +0200, hinawa wrote:
> > hello i am starting to write modules and this code does not compile
> >
> > hello.c:
> >
> > /********************
> >
> > Modulo experimental
> >
> > ********************/*
> 
> Probably, error is in the line above.
> 
> >
> > #include <linux/init.h>
> > #include <linux/module.h>
> > #include <linux/kernel.h>
> >
> > MODULE_LICENSE("GPL");
> > MODULE_AUTHOR("Alberto Cerezo <ac90869 at gmail.com>");
> > MODULE_DESCRIPTION("\"Hola Mundo\" Modulo experimental");
> > MODULE_VERSION("printk");
> >
> > static int __init hola_init(void)
> > {
> > printk(KERN_INFO "Hola mundo\n");
> > return 0;
> > }
> >
> >
> > static void __exit hola_exit(void)
> > {
> > printk(KERN_INFO "Adios, me marcho\n");
> > }
> >
> > module_init(hola_init);
> > module_exit(hola_exit);
> >
> >
> > Makefile:
> >
> > obj-m += hello.o
> >
> > all:
> > make -C /lib/modules/$(shell uname -r)/build M=${PWD} modules
> > clean:
> > make -C /lib/modules/$(shell uname -r)/build M=${PWD} clean
> >
> >
> > error:
> >
> > In file included from
> > /usr/src/linux-headers-4.6.0-1-common/include/linux/init.h:4:0,
> > from
> > /home/hinawa/Documentos/programasC/modulos/mod1/hello.c:9:
> > /usr/src/linux-headers-4.6.0-1-common/include/linux/compiler.h:89:1:
> > error: expected identifier or ‘(’ before ‘struct’
> > struct ftrace_branch_data {
> > ^
> > make[4]: *** [/home/hinawa/Documentos/programasC/modulos/mod1/hello.o]
> > Error 1
> > make[3]: *** [_module_/home/hinawa/Documentos/programasC/modulos/mod1]
> > Error 2
> > make[2]: *** [sub-make] Error 2
> > make[1]: *** [all] Error 2
> > make: *** [all] Error 2
> >
> >
> >
> > I do not get to find the error because the code appears to be correct ...
> >
> > thks
> >
> > _______________________________________________
> > Kernelnewbies mailing list
> > Kernelnewbies at kernelnewbies.org
> > https://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies
> 
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Usuario Linux Debian #594057
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