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Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac new file mode 100644 index 0000000..0a81c03 --- /dev/null +++ b/configure.ac @@ -0,0 +1,72 @@ +dnl Process this file with autoconf to produce a configure script. +AC_INIT(ltrace.c) +AC_CONFIG_HEADER(config.h) +AC_PREREQ(2.50) + +dnl Check host system type +AC_CANONICAL_HOST +HOST_OS="$host_os" +AC_SUBST(HOST_OS) + +dnl Checks for programs. +AC_PROG_CC +AC_PROG_INSTALL + +dnl Checks for libraries. +AC_CHECK_LIB(iberty, cplus_demangle,,,) +AC_CHECK_LIB(supc++, __cxa_demangle,,,) + +dnl +dnl The following stuff may be useful, but I don't use it now. +dnl + +dnl dnl Checks for header files. +AC_HEADER_STDC +dnl AC_HEADER_SYS_WAIT +dnl AC_CHECK_HEADERS(fcntl.h limits.h sys/time.h unistd.h) +AC_CHECK_HEADERS(getopt.h) +dnl +dnl dnl Checks for typedefs, structures, and compiler characteristics. +AC_C_CONST +AC_TYPE_UID_T +AC_TYPE_PID_T +dnl AC_HEADER_TIME +dnl AC_STRUCT_TM +dnl +dnl dnl Checks for library functions. +dnl AC_FUNC_MMAP +dnl AC_TYPE_SIGNAL +dnl AC_FUNC_VPRINTF +dnl AC_CHECK_FUNCS(gettimeofday strdup strerror strspn) +AC_CHECK_FUNCS(getopt getopt_long) + +AC_CHECK_HEADER(gelf.h,,[ + if test -f /usr/include/elfutils/gelf.h; then + CPPFLAGS="$CPPFLAGS -I /usr/include/elfutils" + elif test -f /usr/local/include/elfutils/gelf.h; then + CPPFLAGS="$CPPFLAGS -I /usr/local/include/elfutils" + elif test -f /usr/include/libelf/gelf.h; then + CPPFLAGS="$CPPFLAGS -I /usr/include/libelf" + elif test -f /usr/local/include/libelf/gelf.h; then + CPPFLAGS="$CPPFLAGS -I /usr/local/include/libelf" + else + AC_MSG_ERROR(gelf.h not found) + fi]) +AC_CHECK_LIB(elf,gelf_getdyn) + +ac_cv_have_elf_c_read_mmap=no +AC_MSG_CHECKING(elf_begin accepts ELF_C_READ_MMAP) +AC_TRY_COMPILE([#include <gelf.h>], + [Elf *elf = elf_begin (4, ELF_C_READ_MMAP, 0);], + [ac_cv_have_elf_c_read_mmap=yes]) +AC_MSG_RESULT($ac_cv_have_elf_c_read_mmap) +if test $ac_cv_have_elf_c_read_mmap = yes; then +AC_DEFINE(HAVE_ELF_C_READ_MMAP, 1, + [Defined if ELF_C_READ_MMAP is valid argument for elf_begin]) +dnl This is not 100% correct, but all elfutils installations +dnl are built with LFS, while AFAIK all Michael Riepe's libelfs +dnl are built without LFS. It is important that LFS setting +dnl of libelf and ltrace matches. +AC_SYS_LARGEFILE +fi +AC_OUTPUT(Makefile) |