1 1.1 mrg # Copyright 2005 Adam Jackson. 2 1.1 mrg # 3 1.1 mrg # Permission is hereby granted, free of charge, to any person obtaining a 4 1.1 mrg # copy of this software and associated documentation files (the "Software"), 5 1.1 mrg # to deal in the Software without restriction, including without limitation 6 1.1 mrg # on the rights to use, copy, modify, merge, publish, distribute, sub 7 1.1 mrg # license, and/or sell copies of the Software, and to permit persons to whom 8 1.1 mrg # the Software is furnished to do so, subject to the following conditions: 9 1.1 mrg # 10 1.1 mrg # The above copyright notice and this permission notice (including the next 11 1.1 mrg # paragraph) shall be included in all copies or substantial portions of the 12 1.1 mrg # Software. 13 1.1 mrg # 14 1.1 mrg # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 1.1 mrg # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 1.1 mrg # FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL 17 1.1 mrg # ADAM JACKSON BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER 18 1.1 mrg # IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 19 1.1 mrg # CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 20 1.1 mrg 21 1.1 mrg AC_PREREQ(2.57) 22 1.1.1.2 mrg AC_INIT([libdrm], 2.4.11, [dri-devel (a] lists.sourceforge.net], libdrm) 23 1.1 mrg AC_CONFIG_SRCDIR([Makefile.am]) 24 1.1 mrg AM_INIT_AUTOMAKE([dist-bzip2]) 25 1.1 mrg 26 1.1 mrg AM_CONFIG_HEADER([libdrm/config.h]) 27 1.1 mrg 28 1.1 mrg AC_DISABLE_STATIC 29 1.1 mrg AC_PROG_LIBTOOL 30 1.1 mrg AC_PROG_CC 31 1.1 mrg 32 1.1 mrg AC_HEADER_STDC 33 1.1 mrg AC_SYS_LARGEFILE 34 1.1 mrg 35 1.1.1.2 mrg PKG_CHECK_MODULES(PTHREADSTUBS, pthread-stubs) 36 1.1.1.2 mrg AC_SUBST(PTHREADSTUBS_CFLAGS) 37 1.1.1.2 mrg AC_SUBST(PTHREADSTUBS_LIBS) 38 1.1.1.2 mrg 39 1.1 mrg pkgconfigdir=${libdir}/pkgconfig 40 1.1 mrg AC_SUBST(pkgconfigdir) 41 1.1.1.2 mrg AC_ARG_ENABLE(udev, AS_HELP_STRING([--enable-udev], 42 1.1.1.2 mrg [Enable support for using udev instead of mknod (default: disabled)]), 43 1.1.1.2 mrg [UDEV=$enableval], [UDEV=no]) 44 1.1.1.2 mrg 45 1.1.1.2 mrg AC_ARG_ENABLE(nouveau-experimental-api, 46 1.1.1.2 mrg AS_HELP_STRING([--enable-nouveau-experimental-api], 47 1.1.1.2 mrg [Enable support for nouveau's experimental API (default: disabled)]), 48 1.1.1.2 mrg [NOUVEAU=$enableval], [NOUVEAU=no]) 49 1.1.1.2 mrg 50 1.1.1.2 mrg dnl =========================================================================== 51 1.1.1.2 mrg dnl check compiler flags 52 1.1.1.2 mrg AC_DEFUN([LIBDRM_CC_TRY_FLAG], [ 53 1.1.1.2 mrg AC_MSG_CHECKING([whether $CC supports $1]) 54 1.1.1.2 mrg 55 1.1.1.2 mrg libdrm_save_CFLAGS="$CFLAGS" 56 1.1.1.2 mrg CFLAGS="$CFLAGS $1" 57 1.1.1.2 mrg 58 1.1.1.2 mrg AC_COMPILE_IFELSE([ ], [libdrm_cc_flag=yes], [libdrm_cc_flag=no]) 59 1.1.1.2 mrg CFLAGS="$libdrm_save_CFLAGS" 60 1.1.1.2 mrg 61 1.1.1.2 mrg if test "x$libdrm_cc_flag" = "xyes"; then 62 1.1.1.2 mrg ifelse([$2], , :, [$2]) 63 1.1.1.2 mrg else 64 1.1.1.2 mrg ifelse([$3], , :, [$3]) 65 1.1.1.2 mrg fi 66 1.1.1.2 mrg AC_MSG_RESULT([$libdrm_cc_flag]) 67 1.1.1.2 mrg ]) 68 1.1.1.2 mrg 69 1.1.1.2 mrg dnl We use clock_gettime to check for timeouts in drmWaitVBlank 70 1.1.1.2 mrg 71 1.1.1.2 mrg AC_CHECK_FUNCS([clock_gettime], [CLOCK_LIB=], 72 1.1.1.2 mrg [AC_CHECK_LIB([rt], [clock_gettime], [CLOCK_LIB=-lrt], 73 1.1.1.2 mrg [AC_MSG_ERROR([Couldn't find clock_gettime])])]) 74 1.1.1.2 mrg AC_SUBST([CLOCK_LIB]) 75 1.1.1.2 mrg 76 1.1.1.2 mrg dnl Use lots of warning flags with with gcc and compatible compilers 77 1.1.1.2 mrg 78 1.1.1.2 mrg dnl Note: if you change the following variable, the cache is automatically 79 1.1.1.2 mrg dnl skipped and all flags rechecked. So there's no need to do anything 80 1.1.1.2 mrg dnl else. If for any reason you need to force a recheck, just change 81 1.1.1.2 mrg dnl MAYBE_WARN in an ignorable way (like adding whitespace) 82 1.1.1.2 mrg 83 1.1.1.2 mrg MAYBE_WARN="-Wall -Wextra \ 84 1.1.1.2 mrg -Wsign-compare -Werror-implicit-function-declaration \ 85 1.1.1.2 mrg -Wpointer-arith -Wwrite-strings -Wstrict-prototypes \ 86 1.1.1.2 mrg -Wmissing-prototypes -Wmissing-declarations -Wnested-externs \ 87 1.1.1.2 mrg -Wpacked -Wswitch-enum -Wmissing-format-attribute \ 88 1.1.1.2 mrg -Wstrict-aliasing=2 -Winit-self -Wunsafe-loop-optimizations \ 89 1.1.1.2 mrg -Wdeclaration-after-statement -Wold-style-definition \ 90 1.1.1.2 mrg -Wno-missing-field-initializers -Wno-unused-parameter \ 91 1.1.1.2 mrg -Wno-attributes -Wno-long-long -Winline" 92 1.1.1.2 mrg 93 1.1.1.2 mrg # invalidate cached value if MAYBE_WARN has changed 94 1.1.1.2 mrg if test "x$libdrm_cv_warn_maybe" != "x$MAYBE_WARN"; then 95 1.1.1.2 mrg unset libdrm_cv_warn_cflags 96 1.1.1.2 mrg fi 97 1.1.1.2 mrg AC_CACHE_CHECK([for supported warning flags], libdrm_cv_warn_cflags, [ 98 1.1.1.2 mrg echo 99 1.1.1.2 mrg WARN_CFLAGS="" 100 1.1.1.2 mrg 101 1.1.1.2 mrg # Some warning options are not supported by all versions of 102 1.1.1.2 mrg # gcc, so test all desired options against the current 103 1.1.1.2 mrg # compiler. 104 1.1.1.2 mrg # 105 1.1.1.2 mrg # Note that there are some order dependencies 106 1.1.1.2 mrg # here. Specifically, an option that disables a warning will 107 1.1.1.2 mrg # have no net effect if a later option then enables that 108 1.1.1.2 mrg # warnings, (perhaps implicitly). So we put some grouped 109 1.1.1.2 mrg # options (-Wall and -Wextra) up front and the -Wno options 110 1.1.1.2 mrg # last. 111 1.1.1.2 mrg 112 1.1.1.2 mrg for W in $MAYBE_WARN; do 113 1.1.1.2 mrg LIBDRM_CC_TRY_FLAG([$W], [WARN_CFLAGS="$WARN_CFLAGS $W"]) 114 1.1.1.2 mrg done 115 1.1.1.2 mrg 116 1.1.1.2 mrg libdrm_cv_warn_cflags=$WARN_CFLAGS 117 1.1.1.2 mrg libdrm_cv_warn_maybe=$MAYBE_WARN 118 1.1.1.2 mrg 119 1.1.1.2 mrg AC_MSG_CHECKING([which warning flags were supported])]) 120 1.1.1.2 mrg WARN_CFLAGS="$libdrm_cv_warn_cflags" 121 1.1.1.2 mrg 122 1.1.1.2 mrg if test "x$UDEV" = xyes; then 123 1.1.1.2 mrg AC_DEFINE(UDEV, 1, [Have UDEV support]) 124 1.1.1.2 mrg fi 125 1.1.1.2 mrg 126 1.1.1.2 mrg AM_CONDITIONAL(HAVE_NOUVEAU, [test "x$NOUVEAU" = xyes]) 127 1.1.1.2 mrg 128 1.1.1.2 mrg PKG_CHECK_MODULES(CAIRO, cairo, [HAVE_CAIRO=yes], [HAVE_CAIRO=no]) 129 1.1.1.2 mrg if test "x$HAVE_CAIRO" = xyes; then 130 1.1.1.2 mrg AC_DEFINE(HAVE_CAIRO, 1, [Have cairo support]) 131 1.1.1.2 mrg fi 132 1.1.1.2 mrg AM_CONDITIONAL(HAVE_CAIRO, [test "x$HAVE_CAIRO" = xyes]) 133 1.1.1.2 mrg 134 1.1.1.2 mrg # For enumerating devices in test case 135 1.1.1.2 mrg PKG_CHECK_MODULES(LIBUDEV, libudev, [HAVE_LIBUDEV=yes], [HAVE_LIBUDEV=no]) 136 1.1.1.2 mrg if test "x$HAVE_LIBUDEV" = xyes; then 137 1.1.1.2 mrg AC_DEFINE(HAVE_LIBUDEV, 1, [Have libudev support]) 138 1.1.1.2 mrg fi 139 1.1.1.2 mrg AM_CONDITIONAL(HAVE_LIBUDEV, [test "x$HAVE_LIBUDEV" = xyes]) 140 1.1.1.2 mrg 141 1.1 mrg 142 1.1.1.2 mrg AC_SUBST(WARN_CFLAGS) 143 1.1 mrg AC_OUTPUT([ 144 1.1 mrg Makefile 145 1.1 mrg libdrm/Makefile 146 1.1.1.2 mrg libdrm/intel/Makefile 147 1.1.1.2 mrg libdrm/nouveau/Makefile 148 1.1.1.2 mrg libdrm/nouveau/libdrm_nouveau.pc 149 1.1 mrg shared-core/Makefile 150 1.1 mrg tests/Makefile 151 1.1.1.2 mrg tests/modeprint/Makefile 152 1.1.1.2 mrg tests/modetest/Makefile 153 1.1.1.2 mrg libdrm.pc 154 1.1.1.2 mrg libdrm_intel.pc]) 155
Indexes created Mon Sep 22 13:09:51 GMT 2025