From 1b4ac058f7daeb9bac9ab0e63a7e73535208dfef Mon Sep 17 00:00:00 2001 From: Joel Brobecker Date: Sun, 15 Nov 2020 03:08:40 -0500 Subject: gdb: Make GMP a required dependency for building GDB This commit modifies gdb's configure script to trigger an error if we cannot find a usable libgmp. For the record, making this a requirement was discussed in March 2018: https://sourceware.org/pipermail/gdb-patches/2018-March/147373.html gdb/ChangeLog: * configure.ac: Generate an error if a usable GMP library could not be found. * configure: Regenerate. --- gdb/ChangeLog | 6 ++++++ gdb/configure | 3 +++ gdb/configure.ac | 3 +++ 3 files changed, 12 insertions(+) diff --git a/gdb/ChangeLog b/gdb/ChangeLog index ee1dea3..8de390a 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,5 +1,11 @@ 2020-11-15 Joel Brobecker + * configure.ac: Generate an error if a usable GMP library + could not be found. + * configure: Regenerate. + +2020-11-15 Joel Brobecker + * configure.ac: Add support for --with-libgmp-prefix. * Makefile.in (LIBGMP): New variable. (CLIBS): Include $(LIBGMP). diff --git a/gdb/configure b/gdb/configure index 2bf0856..a3e73b4 100755 --- a/gdb/configure +++ b/gdb/configure @@ -10469,6 +10469,9 @@ $as_echo "$LIBGMP" >&6; } +if test "$HAVE_LIBGMP" != yes; then + as_fn_error $? "GMP is missing or unusable" "$LINENO" 5 +fi # Check whether --with-mpfr was given. diff --git a/gdb/configure.ac b/gdb/configure.ac index 0264a4f..32f25d9 100644 --- a/gdb/configure.ac +++ b/gdb/configure.ac @@ -687,6 +687,9 @@ fi AC_LIB_HAVE_LINKFLAGS([gmp], [], [#include ], [mpz_t n; mpz_init (n);]) +if test "$HAVE_LIBGMP" != yes; then + AC_MSG_ERROR([GMP is missing or unusable]) +fi AC_ARG_WITH(mpfr, AS_HELP_STRING([--with-mpfr], [include MPFR support (auto/yes/no)]), -- cgit v1.1