Config.arm 5.9 KB

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  1. # Library Configuration rules for uClibc
  2. #
  3. # This file contains rules which are shared between multiple Makefiles. Feel
  4. # free to adjust to taste...
  5. # -Erik Andersen <andersen@lineo.com> <andersee@debian.org>
  6. #
  7. # Copyright (C) 2000 by Lineo, inc.
  8. #
  9. # This program is free software; you can redistribute it and/or modify it under
  10. # the terms of the GNU Library General Public License as published by the Free
  11. # Software Foundation; either version 2 of the License, or (at your option) any
  12. # later version.
  13. #
  14. # This program is distributed in the hope that it will be useful, but WITHOUT
  15. # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  16. # FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for more
  17. # details.
  18. #
  19. # You should have received a copy of the GNU Library General Public License
  20. # along with this program; if not, write to the Free Software Foundation, Inc.,
  21. # 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  22. #
  23. # Derived in part from the Linux-8086 C library, the GNU C Library, and several
  24. # other sundry sources. Files within this library are copyright by their
  25. # respective copyright holders.
  26. # What arch do you want to compile for...
  27. TARGET_ARCH=arm
  28. #TARGET_ARCH=i386
  29. #TARGET_ARCH=m68k
  30. #TARGET_ARCH=powerpc
  31. #TARGET_ARCH=sh
  32. #TARGET_ARCH=sparc
  33. # If you are running a cross compiler, you may want to set this
  34. # to something more interesting...
  35. NATIVE_CC = gcc
  36. CROSS = #arm-linux-
  37. CC = $(CROSS)gcc
  38. AR = $(CROSS)ar
  39. LD = $(CROSS)ld
  40. STRIPTOOL = $(CROSS)strip
  41. #STRIPTOOL = /bin/true
  42. # Set the following to `true' to make a debuggable build, and `false' for
  43. # production builds.
  44. DODEBUG = false
  45. # Compiler warnings you want to see
  46. WARNINGS=-Wall
  47. # Note that the kernel source you use to compile with should be the same as the
  48. # Linux kernel you run your apps on. uClibc doesn't even try to achieve binary
  49. # compatibility across kernel versions. So don't expect, for example, uClibc
  50. # compiled with Linux kernel 2.0.x to implement lchown properly, since 2.0.x
  51. # can't do that. Similarly, if you compile uClibc vs Linux 2.4.x kernel headers,
  52. # but then run on Linux 2.0.x, lchown will be compiled into uClibc, but won't
  53. # work at all. You have been warned.
  54. KERNEL_SOURCE=/usr/src/linux
  55. # Set this to `false' if your CPU doesn't have a memory management unit (MMU).
  56. # Set it to `true' otherwise.
  57. HAS_MMU = false
  58. # Set this to `false' if you don't have/need basic floating point support
  59. # support in libc (strtod, printf, scanf). Set it to `true' otherwise.
  60. # Note: If not true, Rules.mak disables libm as well.
  61. HAS_FLOATING_POINT = false
  62. # Set this to `false' if you don't have/need float functions in libm.
  63. # Set it to `true' otherwise, and make sure HAS_FLOATING_POINT is true as well.
  64. HAS_LIBM_FLOAT = false
  65. # Set this to `false' if you don't have/need double functions in libm.
  66. # Set it to `true' otherwise, and make sure HAS_FLOATING_POINT is true as well.
  67. HAS_LIBM_DOUBLE = false
  68. # Set this to `false' if you don't have/need long double functions in libm.
  69. # Set it to `true' otherwise, and make sure HAS_FLOATING_POINT is true as well.
  70. HAS_LIBM_LONG_DOUBLE = false
  71. # Set this to `false' if you don't have/need "(unsigned) long long int" support.
  72. # Set it to `true' otherwise.
  73. # Affects *printf and *scanf functions.
  74. # Also omits strto(u)ll, and (u)lltostr from the library if `false'.
  75. HAS_LONG_LONG = true
  76. # Set this to `false' if you don't have/need locale support; `true' otherwise.
  77. # Note: Currently only affects the ctype functions. You must also generate
  78. # a locale file for anything but the C locale. See directory extra/locale for
  79. # a utility to do so. Also see the following option.
  80. HAS_LOCALE = false
  81. # Set this to the path of your uClibc locale file directory.
  82. # Warning! This must be different than the glibc locale directory to avoid
  83. # name conflicts, as the locale files are entirely different in format!
  84. LOCALE_DIR = "/usr/share/uClibc-locale/"
  85. # This specifies which malloc implementation is used.
  86. # "malloc-simple" is very, very small, but is also very, very dumb
  87. # and does not try to make good use of memory or clean up after itself.
  88. #
  89. # "malloc" on the other hand is a bit bigger, but is pretty smart thereby
  90. # minimizing memory wastage and reusing already allocated memory. This
  91. # can be lots faster and safer IMHO.
  92. #
  93. # "malloc-930716" is from libc-5.3.12 and was/is the standard gnu malloc.
  94. # It is actually smaller than "malloc", at least on i386. Right now, it
  95. # only works on i386 (and maybe m68k) because it needs sbrk.
  96. #MALLOC = malloc-simple
  97. MALLOC = malloc
  98. #MALLOC = malloc-930716
  99. # If you want to collect common syscall code into one function, set to this to
  100. # `true'. Set it to false otherwise.
  101. # On i386 this saves about than 2.8k over all syscalls.
  102. # The idea came from the implementation in dietlibc.
  103. # At present, only affects i386.
  104. UNIFIED_SYSCALL = false
  105. # If you want large file summit support (greater then 2 Gib),
  106. # turn this on. This has no effect unless your kernel supports
  107. # lfs. This currently does nothing, but may someday...
  108. DOLFS = false
  109. # If you want to include RPC support, enable this. RPC is almost never used
  110. # for anything except NFS support, so unless you plan to use NFS, leave this
  111. # disabled. This is off by default.
  112. INCLUDE_RPC = false
  113. # Installation location. For the default uClinux installation from
  114. # Lineo for m68k, it should be:
  115. # /opt/uClinux/m68k-pic-coff
  116. # so includes installed in: /opt/uClinux/m68k-pic-coff/include
  117. # libc.a and crt0.o in: /opt/uClinux/m68k-pic-coff/lib
  118. #
  119. # For ARM it should be:
  120. # /opt/uClinux/arm-pic-elf
  121. # so includes installed in: /opt/uClinux/arm-pic-elf/include
  122. # libc.a and crt0.o in: /opt/uClinux/arm-pic-elf/lib
  123. #
  124. # For x86 this should be:
  125. # /usr/i386-linux-uclibc
  126. # so includes installed in: /usr/i386-linux-uclibc/include
  127. # libc.a, libc.so.#, crt0.o in: /usr/i386-linux-uclibc/lib
  128. #
  129. INSTALL_DIR = /usr/$(TARGET_ARCH)-linux-uclibc