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Question : Need help to compile some code
Hi
i am trying to compile any code from bellow site
http://tldp.org/HOWTO/NCUR
SES-Progra
mming-HOWT
O/
ncurses_
programs/m
enus/
example :
menu_multi_column.c
i am tring to run like ths
gcc menu_multi_column.c -lcurses
menu_multi_column.c: In function âmainâ:
menu_multi_column.c:35: warning: incompatible implicit declaration of built-in function âcallocâ
/tmp/cci3uwBY.o: In function `main':
menu_multi_column.c:(.text
+0xc0): undefined reference to `new_item'
menu_multi_column.c:(.text
+0xd9): undefined reference to `new_menu'
menu_multi_column.c:(.text
+0xef): undefined reference to `menu_opts_off'
menu_multi_column.c:(.text
+0x13b): undefined reference to `set_menu_win'
menu_multi_column.c:(.text
+0x175): undefined reference to `set_menu_sub'
menu_multi_column.c:(.text
+0x190): undefined reference to `set_menu_format'
menu_multi_column.c:(.text
+0x1a3): undefined reference to `set_menu_mark'
menu_multi_column.c:(.text
+0x280): undefined reference to `post_menu'
menu_multi_column.c:(.text
+0x2ef): undefined reference to `menu_driver'
menu_multi_column.c:(.text
+0x304): undefined reference to `menu_driver'
menu_multi_column.c:(.text
+0x319): undefined reference to `menu_driver'
menu_multi_column.c:(.text
+0x32e): undefined reference to `menu_driver'
menu_multi_column.c:(.text
+0x343): undefined reference to `menu_driver'
/tmp/cci3uwBY.o:menu_multi
_column.c:
(.text+0x3
58): more undefined references to `menu_driver' follow
/tmp/cci3uwBY.o: In function `main':
menu_multi_column.c:(.text
+0x389): undefined reference to `unpost_menu'
menu_multi_column.c:(.text
+0x394): undefined reference to `free_menu'
menu_multi_column.c:(.text
+0x3b0): undefined reference to `free_item'
collect2: ld returned 1 exit status
how to compile these code
every code giving me same kind of problem
thanks for help
I am trying to execute this from linux console
Answer : Need help to compile some code
>> incompatible implicit declaration of built-in function calloc
You are missing a standard library:
#include <stdlib.h>
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