07-27-2023, 10:36 AM
I'm trying to compile a C program, with these headers:
gcc `pkg-config --cflags --libs dbus-1` `pkg-config --cflags --libs glib-2.0` signals-tutorial.c
However, it still doesn't work and gives me this error:
/tmp/cc3BkbdA.o: In function `filter_example':
signals-tutorial.c:(.text+0x1a3): undefined reference to `dbus_connection_setup_with_g_main'
/tmp/cc3BkbdA.o: In function `proxy_example':
signals-tutorial.c:(.text+0x29a): undefined reference to `g_type_init'
signals-tutorial.c:(.text+0x2b3): undefined reference to `dbus_g_bus_get'
signals-tutorial.c:(.text+0x323): undefined reference to `dbus_g_proxy_new_for_name'
signals-tutorial.c:(.text+0x369): undefined reference to `dbus_g_proxy_add_signal'
signals-tutorial.c:(.text+0x38a): undefined reference to `dbus_g_proxy_connect_signal'
collect2: ld returned 1 exit status
I'm not sure what to do from here.
==================================
A nice explanation - thank you. However, I can't get it working. Running your command above (with an added \) yield the following result
gcc `pkg-config --cflags dbus-1` \
> `pkg-config --cflags glib-2.0` \
> signals-tutorial.c \
> `pkg-config --libs dbus-1` \
> `pkg-config --libs glib-2.0`
/tmp/ccjN0QMh.o: In function `filter_example':
signals-tutorial.c:(.text+0x1a3): undefined reference to `dbus_connection_setup_with_g_main'
/tmp/ccjN0QMh.o: In function `proxy_example':
signals-tutorial.c:(.text+0x29a): undefined reference to `g_type_init'
signals-tutorial.c:(.text+0x2b3): undefined reference to `dbus_g_bus_get'
signals-tutorial.c:(.text+0x323): undefined reference to `dbus_g_proxy_new_for_name'
signals-tutorial.c:(.text+0x369): undefined reference to `dbus_g_proxy_add_signal'
signals-tutorial.c:(.text+0x38a): undefined reference to `dbus_g_proxy_connect_signal'
collect2: ld returned 1 exit status
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, on Ubuntu. At first I didn't have any luck at all, but after reading about pkg-config I crafted this line:gcc `pkg-config --cflags --libs dbus-1` `pkg-config --cflags --libs glib-2.0` signals-tutorial.c
However, it still doesn't work and gives me this error:
/tmp/cc3BkbdA.o: In function `filter_example':
signals-tutorial.c:(.text+0x1a3): undefined reference to `dbus_connection_setup_with_g_main'
/tmp/cc3BkbdA.o: In function `proxy_example':
signals-tutorial.c:(.text+0x29a): undefined reference to `g_type_init'
signals-tutorial.c:(.text+0x2b3): undefined reference to `dbus_g_bus_get'
signals-tutorial.c:(.text+0x323): undefined reference to `dbus_g_proxy_new_for_name'
signals-tutorial.c:(.text+0x369): undefined reference to `dbus_g_proxy_add_signal'
signals-tutorial.c:(.text+0x38a): undefined reference to `dbus_g_proxy_connect_signal'
collect2: ld returned 1 exit status
I'm not sure what to do from here.
==================================
A nice explanation - thank you. However, I can't get it working. Running your command above (with an added \) yield the following result
gcc `pkg-config --cflags dbus-1` \
> `pkg-config --cflags glib-2.0` \
> signals-tutorial.c \
> `pkg-config --libs dbus-1` \
> `pkg-config --libs glib-2.0`
/tmp/ccjN0QMh.o: In function `filter_example':
signals-tutorial.c:(.text+0x1a3): undefined reference to `dbus_connection_setup_with_g_main'
/tmp/ccjN0QMh.o: In function `proxy_example':
signals-tutorial.c:(.text+0x29a): undefined reference to `g_type_init'
signals-tutorial.c:(.text+0x2b3): undefined reference to `dbus_g_bus_get'
signals-tutorial.c:(.text+0x323): undefined reference to `dbus_g_proxy_new_for_name'
signals-tutorial.c:(.text+0x369): undefined reference to `dbus_g_proxy_add_signal'
signals-tutorial.c:(.text+0x38a): undefined reference to `dbus_g_proxy_connect_signal'
collect2: ld returned 1 exit status