[英]How to compile doom on ubuntu?
I am trying to compile the source code for the original doom as a way to learn C. I downloaded it from github and fixed an obvious mistake in i_video.c line 49 (errnos.h -> errno.h).我正在尝试编译原始 doom 的源代码作为学习 C 的一种方式。我从github下载它并修复了 i_video.c 第 49 行(errnos.h -> errno.h)中的一个明显错误。
I now get this:我现在明白了:
m_misc.c:257:5: warning: initialization from incompatible pointer type [enabled by default]
m_misc.c:257:5: warning: (near initialization for ‘defaults[14].location’) [enabled by default]
m_misc.c:257:5: error: initializer element is not computable at load time
m_misc.c:257:5: error: (near initialization for ‘defaults[14].defaultvalue’)
m_misc.c:264:35: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
m_misc.c:264:5: error: initializer element is not constant
m_misc.c:264:5: error: (near initialization for ‘defaults[16].defaultvalue’)
m_misc.c:265:37: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
m_misc.c:265:5: error: initializer element is not constant
m_misc.c:265:5: error: (near initialization for ‘defaults[17].defaultvalue’)
m_misc.c:288:45: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
m_misc.c:288:5: error: initializer element is not constant
m_misc.c:288:5: error: (near initialization for ‘defaults[31].defaultvalue’)
m_misc.c:289:45: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
m_misc.c:289:5: error: initializer element is not constant
m_misc.c:289:5: error: (near initialization for ‘defaults[32].defaultvalue’)
m_misc.c:290:45: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
m_misc.c:290:5: error: initializer element is not constant
m_misc.c:290:5: error: (near initialization for ‘defaults[33].defaultvalue’)
m_misc.c:291:45: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
m_misc.c:291:5: error: initializer element is not constant
m_misc.c:291:5: error: (near initialization for ‘defaults[34].defaultvalue’)
m_misc.c:292:45: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
m_misc.c:292:5: error: initializer element is not constant
m_misc.c:292:5: error: (near initialization for ‘defaults[35].defaultvalue’)
m_misc.c:293:45: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
m_misc.c:293:5: error: initializer element is not constant
m_misc.c:293:5: error: (near initialization for ‘defaults[36].defaultvalue’)
m_misc.c:294:45: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
m_misc.c:294:5: error: initializer element is not constant
m_misc.c:294:5: error: (near initialization for ‘defaults[37].defaultvalue’)
m_misc.c:295:45: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
m_misc.c:295:5: error: initializer element is not constant
m_misc.c:295:5: error: (near initialization for ‘defaults[38].defaultvalue’)
m_misc.c:296:45: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
m_misc.c:296:5: error: initializer element is not constant
m_misc.c:296:5: error: (near initialization for ‘defaults[39].defaultvalue’)
m_misc.c:297:45: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
m_misc.c:297:5: error: initializer element is not constant
m_misc.c:297:5: error: (near initialization for ‘defaults[40].defaultvalue’)
m_misc.c: In function ‘M_LoadDefaults’:
m_misc.c:395:5: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
make: *** [linux/m_misc.o] Error 1
in the m_misc.c file during this declaration on the lines that contain casts:在此声明期间的 m_misc.c 文件中,包含强制转换的行:
default_t defaults[] =
{
{"mouse_sensitivity",&mouseSensitivity, 5},
{"sfx_volume",&snd_SfxVolume, 8},
{"music_volume",&snd_MusicVolume, 8},
{"show_messages",&showMessages, 1},
#ifdef NORMALUNIX
{"key_right",&key_right, KEY_RIGHTARROW},
{"key_left",&key_left, KEY_LEFTARROW},
{"key_up",&key_up, KEY_UPARROW},
{"key_down",&key_down, KEY_DOWNARROW},
{"key_strafeleft",&key_strafeleft, ','},
{"key_straferight",&key_straferight, '.'},
{"key_fire",&key_fire, KEY_RCTRL},
{"key_use",&key_use, ' '},
{"key_strafe",&key_strafe, KEY_RALT},
{"key_speed",&key_speed, KEY_RSHIFT},
// UNIX hack, to be removed.
#ifdef SNDSERV
{"sndserver", (int *) &sndserver_filename, (int) "sndserver"},
{"mb_used", &mb_used, 2},
#endif
#endif
#ifdef LINUX
{"mousedev", (int*)&mousedev, (int)"/dev/ttyS0"},
{"mousetype", (int*)&mousetype, (int)"microsoft"},
#endif
{"use_mouse",&usemouse, 1},
{"mouseb_fire",&mousebfire,0},
{"mouseb_strafe",&mousebstrafe,1},
{"mouseb_forward",&mousebforward,2},
{"use_joystick",&usejoystick, 0},
{"joyb_fire",&joybfire,0},
{"joyb_strafe",&joybstrafe,1},
{"joyb_use",&joybuse,3},
{"joyb_speed",&joybspeed,2},
{"screenblocks",&screenblocks, 9},
{"detaillevel",&detailLevel, 0},
{"snd_channels",&numChannels, 3},
{"usegamma",&usegamma, 0},
{"chatmacro0", (int *) &chat_macros[0], (int) HUSTR_CHATMACRO0 },
{"chatmacro1", (int *) &chat_macros[1], (int) HUSTR_CHATMACRO1 },
{"chatmacro2", (int *) &chat_macros[2], (int) HUSTR_CHATMACRO2 },
{"chatmacro3", (int *) &chat_macros[3], (int) HUSTR_CHATMACRO3 },
{"chatmacro4", (int *) &chat_macros[4], (int) HUSTR_CHATMACRO4 },
{"chatmacro5", (int *) &chat_macros[5], (int) HUSTR_CHATMACRO5 },
{"chatmacro6", (int *) &chat_macros[6], (int) HUSTR_CHATMACRO6 },
{"chatmacro7", (int *) &chat_macros[7], (int) HUSTR_CHATMACRO7 },
{"chatmacro8", (int *) &chat_macros[8], (int) HUSTR_CHATMACRO8 },
{"chatmacro9", (int *) &chat_macros[9], (int) HUSTR_CHATMACRO9 }
};
Is this an incompatibility with modern compilers?这与现代编译器不兼容吗? Has anyone managed to get passed it?
有没有人设法通过它?
If you are using 64-bit compiler, try to use the -m32
flag and link with -L/usr/lib/i386-linux-gnu/
for 32-bit libraries.如果您使用的是 64 位编译器,请尝试使用
-m32
标志并与-L/usr/lib/i386-linux-gnu/
用于 32 位库。
By the way, if you will compile this source, you will still have an issue with running as this build needs 320x200 screen resolution.顺便说一下,如果你编译这个源代码,你仍然会遇到运行问题,因为这个构建需要 320x200 的屏幕分辨率。 Otherwise it will not run.
否则它不会运行。
I am working on the SDL port of the DOOM, so you can try my source from the GitHub .我正在开发 DOOM 的 SDL 端口,因此您可以从GitHub尝试我的源代码。
You will need to install SDL library to run it.您需要安装 SDL 库才能运行它。 Also, there is no sound there.
此外,那里没有声音。
As for the initializer list error, it's right there - the elements in the initializer lists are not constant expressions.至于初始化列表错误,它就在那里 - 初始化列表中的元素不是常量表达式。 Take a look at this:
看看这个:
{"mousedev", (int*)&mousedev, (int)"/dev/ttyS0"},
I guess mousedev
is another variable.我猜
mousedev
是另一个变量。 There you have it.你有它。
I can't remember now, but I think non-constants in initializer lists were introduced in one of the later C standards.我现在不记得了,但我认为初始化列表中的非常量是在后来的 C 标准之一中引入的。 Try making the compiler stick to a different one - I'd take a shot with C99.
尝试使编译器坚持使用不同的编译器 - 我会用 C99 试一试。 http://gcc.gnu.org/onlinedocs/gcc/C-Dialect-Options.html#C-Dialect-Options
http://gcc.gnu.org/onlinedocs/gcc/C-Dialect-Options.html#C-Dialect-Options
The one about integer vs pointer size was correctly answered by Alex. Alex 正确回答了关于整数与指针大小的问题。
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