diff options
Diffstat (limited to 'gprof/configure.in')
| -rw-r--r-- | gprof/configure.in | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/gprof/configure.in b/gprof/configure.in index 01dd81f..e130b0d 100644 --- a/gprof/configure.in +++ b/gprof/configure.in @@ -32,6 +32,16 @@ AC_EXEEXT AC_CHECK_HEADERS(sys/gmon_out.h) +AC_MSG_CHECKING(for a known getopt prototype in unistd.h) +AC_CACHE_VAL(gprof_cv_decl_getopt_unistd_h, +[AC_TRY_COMPILE([#include <unistd.h>], [extern int getopt (int, char *const*, const char *);], +gprof_cv_decl_getopt_unistd_h=yes, gprof_cv_decl_getopt_unistd_h=no)]) +AC_MSG_RESULT($gprof_cv_decl_getopt_unistd_h) +if test $gprof_cv_decl_getopt_unistd_h = yes; then + AC_DEFINE([HAVE_DECL_GETOPT], 1, + [Is the prototype for getopt in <unistd.h> in the expected format?]) +fi + build_warnings="-W -Wall -Wstrict-prototypes -Wmissing-prototypes" AC_ARG_ENABLE(werror, |