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_foo...] On Mon, Jul 25, 2016 at 11:48 PM, Mike Krinkin < krinkin.m.u@gmail.com [krinkin.m.u@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@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
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