From 74c1b268c657a9845250bfd8d30ead960b38771b Mon Sep 17 00:00:00 2001 From: Andrew Cagney Date: Wed, 31 Jan 2001 02:08:23 +0000 Subject: [PATCH] Cleanup autoconfigury of vfork(). --- gdb/ChangeLog | 10 + gdb/config.in | 12 +- gdb/configure | 625 ++++++++++++++++++++++++++++++++--------------- gdb/configure.in | 3 +- gdb/fork-child.c | 5 +- gdb/gdb_vfork.h | 28 +++ gdb/ser-pipe.c | 6 +- 7 files changed, 486 insertions(+), 203 deletions(-) create mode 100644 gdb/gdb_vfork.h diff --git a/gdb/ChangeLog b/gdb/ChangeLog index e4ba9f6a5f7..f0e6130feed 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,13 @@ +Tue Jan 30 17:27:11 2001 Andrew Cagney + + * configure.in (AC_CHECK_FUNCS): Replace vfork test with + AC_FUNC_VFORK macro. + * config.in, configure: Re-generate. + + * gdb_vfork.h: New file. + * ser-pipe.c (pipe_open): Update. Include "gdb_vfork.h". + * fork-child.c (fork_inferior): Ditto. + Tue Jan 30 17:09:07 2001 Andrew Cagney * defs.h (strsave): Delete declaration. diff --git a/gdb/config.in b/gdb/config.in index f6f00318b8a..402e9d070f2 100644 --- a/gdb/config.in +++ b/gdb/config.in @@ -29,12 +29,18 @@ /* Define if you have a working `mmap' system call. */ #undef HAVE_MMAP +/* Define if you have . */ +#undef HAVE_VFORK_H + /* Define as __inline if that's what the C compiler calls it. */ #undef inline /* Define to `long' if doesn't define. */ #undef off_t +/* Define to `int' if doesn't define. */ +#undef pid_t + /* Define if you need to in order for stat and other things to work. */ #undef _POSIX_SOURCE @@ -59,6 +65,9 @@ /* Define if you have the ANSI C header files. */ #undef STDC_HEADERS +/* Define vfork as fork if vfork does not work. */ +#undef vfork + /* Define if compiling on Solaris 7. */ #undef _MSE_INT_H @@ -225,9 +234,6 @@ /* Define if you have the strchr function. */ #undef HAVE_STRCHR -/* Define if you have the vfork function. */ -#undef HAVE_VFORK - /* Define if you have the header file. */ #undef HAVE_ARGZ_H diff --git a/gdb/configure b/gdb/configure index 57ab4a45d20..96765ccb2e8 100755 --- a/gdb/configure +++ b/gdb/configure @@ -3560,7 +3560,7 @@ EOF fi -for ac_func in setpgid sbrk sigaction isascii bzero bcopy btowc poll sigprocmask vfork +for ac_func in setpgid sbrk sigaction isascii bzero bcopy btowc poll sigprocmask do echo $ac_n "checking for $ac_func""... $ac_c" 1>&6 echo "configure:3567: checking for $ac_func" >&5 @@ -3615,22 +3615,265 @@ else fi done +echo $ac_n "checking for pid_t""... $ac_c" 1>&6 +echo "configure:3620: checking for pid_t" >&5 +if eval "test \"`echo '$''{'ac_cv_type_pid_t'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + cat > conftest.$ac_ext < +#if STDC_HEADERS +#include +#include +#endif +EOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + egrep "(^|[^a-zA-Z_0-9])pid_t[^a-zA-Z_0-9]" >/dev/null 2>&1; then + rm -rf conftest* + ac_cv_type_pid_t=yes +else + rm -rf conftest* + ac_cv_type_pid_t=no +fi +rm -f conftest* + +fi +echo "$ac_t""$ac_cv_type_pid_t" 1>&6 +if test $ac_cv_type_pid_t = no; then + cat >> confdefs.h <<\EOF +#define pid_t int +EOF + +fi + +ac_safe=`echo "vfork.h" | sed 'y%./+-%__p_%'` +echo $ac_n "checking for vfork.h""... $ac_c" 1>&6 +echo "configure:3654: checking for vfork.h" >&5 +if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + cat > conftest.$ac_ext < +EOF +ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out" +{ (eval echo configure:3664: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } +ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"` +if test -z "$ac_err"; then + rm -rf conftest* + eval "ac_cv_header_$ac_safe=yes" +else + echo "$ac_err" >&5 + echo "configure: failed program was:" >&5 + cat conftest.$ac_ext >&5 + rm -rf conftest* + eval "ac_cv_header_$ac_safe=no" +fi +rm -f conftest* +fi +if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then + echo "$ac_t""yes" 1>&6 + cat >> confdefs.h <<\EOF +#define HAVE_VFORK_H 1 +EOF + +else + echo "$ac_t""no" 1>&6 +fi + +echo $ac_n "checking for working vfork""... $ac_c" 1>&6 +echo "configure:3689: checking for working vfork" >&5 +if eval "test \"`echo '$''{'ac_cv_func_vfork_works'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + if test "$cross_compiling" = yes; then + echo $ac_n "checking for vfork""... $ac_c" 1>&6 +echo "configure:3695: checking for vfork" >&5 +if eval "test \"`echo '$''{'ac_cv_func_vfork'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + cat > conftest.$ac_ext < +/* Override any gcc2 internal prototype to avoid an error. */ +/* We use char because int might match the return type of a gcc2 + builtin and then its argument prototype would still apply. */ +char vfork(); + +int main() { + +/* The GNU C library defines this for functions which it implements + to always fail with ENOSYS. Some functions are actually named + something starting with __ and the normal name is an alias. */ +#if defined (__stub_vfork) || defined (__stub___vfork) +choke me +#else +vfork(); +#endif + +; return 0; } +EOF +if { (eval echo configure:3723: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then + rm -rf conftest* + eval "ac_cv_func_vfork=yes" +else + echo "configure: failed program was:" >&5 + cat conftest.$ac_ext >&5 + rm -rf conftest* + eval "ac_cv_func_vfork=no" +fi +rm -f conftest* +fi + +if eval "test \"`echo '$ac_cv_func_'vfork`\" = yes"; then + echo "$ac_t""yes" 1>&6 + : +else + echo "$ac_t""no" 1>&6 +fi + +ac_cv_func_vfork_works=$ac_cv_func_vfork +else + cat > conftest.$ac_ext < +#include +#include +#ifdef HAVE_UNISTD_H +#include +#endif +#ifdef HAVE_VFORK_H +#include +#endif +/* On some sparc systems, changes by the child to local and incoming + argument registers are propagated back to the parent. + The compiler is told about this with #include , + but some compilers (e.g. gcc -O) don't grok . + Test for this by using a static variable whose address + is put into a register that is clobbered by the vfork. */ +static +#ifdef __cplusplus +sparc_address_test (int arg) +#else +sparc_address_test (arg) int arg; +#endif +{ + static pid_t child; + if (!child) { + child = vfork (); + if (child < 0) { + perror ("vfork"); + _exit(2); + } + if (!child) { + arg = getpid(); + write(-1, "", 0); + _exit (arg); + } + } +} +main() { + pid_t parent = getpid (); + pid_t child; + + sparc_address_test (); + + child = vfork (); + + if (child == 0) { + /* Here is another test for sparc vfork register problems. + This test uses lots of local variables, at least + as many local variables as main has allocated so far + including compiler temporaries. 4 locals are enough for + gcc 1.40.3 on a Solaris 4.1.3 sparc, but we use 8 to be safe. + A buggy compiler should reuse the register of parent + for one of the local variables, since it will think that + parent can't possibly be used any more in this routine. + Assigning to the local variable will thus munge parent + in the parent process. */ + pid_t + p = getpid(), p1 = getpid(), p2 = getpid(), p3 = getpid(), + p4 = getpid(), p5 = getpid(), p6 = getpid(), p7 = getpid(); + /* Convince the compiler that p..p7 are live; otherwise, it might + use the same hardware register for all 8 local variables. */ + if (p != p1 || p != p2 || p != p3 || p != p4 + || p != p5 || p != p6 || p != p7) + _exit(1); + + /* On some systems (e.g. IRIX 3.3), + vfork doesn't separate parent from child file descriptors. + If the child closes a descriptor before it execs or exits, + this munges the parent's descriptor as well. + Test for this by closing stdout in the child. */ + _exit(close(fileno(stdout)) != 0); + } else { + int status; + struct stat st; + + while (wait(&status) != child) + ; + exit( + /* Was there some problem with vforking? */ + child < 0 + + /* Did the child fail? (This shouldn't happen.) */ + || status + + /* Did the vfork/compiler bug occur? */ + || parent != getpid() + + /* Did the file descriptor bug occur? */ + || fstat(fileno(stdout), &st) != 0 + ); + } +} +EOF +if { (eval echo configure:3840: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null +then + ac_cv_func_vfork_works=yes +else + echo "configure: failed program was:" >&5 + cat conftest.$ac_ext >&5 + rm -fr conftest* + ac_cv_func_vfork_works=no +fi +rm -fr conftest* +fi + +fi + +echo "$ac_t""$ac_cv_func_vfork_works" 1>&6 +if test $ac_cv_func_vfork_works = no; then + cat >> confdefs.h <<\EOF +#define vfork fork +EOF + +fi + # The Ultrix 4.2 mips builtin alloca declared by alloca.h only works # for constant arguments. Useless! echo $ac_n "checking for working alloca.h""... $ac_c" 1>&6 -echo "configure:3622: checking for working alloca.h" >&5 +echo "configure:3865: checking for working alloca.h" >&5 if eval "test \"`echo '$''{'ac_cv_header_alloca_h'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext < int main() { char *p = alloca(2 * sizeof(int)); ; return 0; } EOF -if { (eval echo configure:3634: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:3877: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then rm -rf conftest* ac_cv_header_alloca_h=yes else @@ -3651,12 +3894,12 @@ EOF fi echo $ac_n "checking for alloca""... $ac_c" 1>&6 -echo "configure:3655: checking for alloca" >&5 +echo "configure:3898: checking for alloca" >&5 if eval "test \"`echo '$''{'ac_cv_func_alloca_works'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:3931: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then rm -rf conftest* ac_cv_func_alloca_works=yes else @@ -3716,12 +3959,12 @@ EOF echo $ac_n "checking whether alloca needs Cray hooks""... $ac_c" 1>&6 -echo "configure:3720: checking whether alloca needs Cray hooks" >&5 +echo "configure:3963: checking whether alloca needs Cray hooks" >&5 if eval "test \"`echo '$''{'ac_cv_os_cray'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <&6 if test $ac_cv_os_cray = yes; then for ac_func in _getb67 GETB67 getb67; do echo $ac_n "checking for $ac_func""... $ac_c" 1>&6 -echo "configure:3750: checking for $ac_func" >&5 +echo "configure:3993: checking for $ac_func" >&5 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:4021: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then rm -rf conftest* eval "ac_cv_func_$ac_func=yes" else @@ -3801,7 +4044,7 @@ done fi echo $ac_n "checking stack direction for C alloca""... $ac_c" 1>&6 -echo "configure:3805: checking stack direction for C alloca" >&5 +echo "configure:4048: checking stack direction for C alloca" >&5 if eval "test \"`echo '$''{'ac_cv_c_stack_direction'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -3809,7 +4052,7 @@ else ac_cv_c_stack_direction=0 else cat > conftest.$ac_ext <&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null +if { (eval echo configure:4075: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null then ac_cv_c_stack_direction=1 else @@ -3853,19 +4096,19 @@ fi # See if machine/reg.h supports the %fs and %gs i386 segment registers. # Older i386 BSD's don't have the r_fs and r_gs members of `struct reg'. echo $ac_n "checking for r_fs in struct reg""... $ac_c" 1>&6 -echo "configure:3857: checking for r_fs in struct reg" >&5 +echo "configure:4100: checking for r_fs in struct reg" >&5 if eval "test \"`echo '$''{'gdb_cv_struct_reg_r_fs'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext < int main() { struct reg r; r.r_fs; ; return 0; } EOF -if { (eval echo configure:3869: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then +if { (eval echo configure:4112: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* gdb_cv_struct_reg_r_fs=yes else @@ -3885,19 +4128,19 @@ EOF fi echo $ac_n "checking for r_gs in struct reg""... $ac_c" 1>&6 -echo "configure:3889: checking for r_gs in struct reg" >&5 +echo "configure:4132: checking for r_gs in struct reg" >&5 if eval "test \"`echo '$''{'gdb_cv_struct_reg_r_gs'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext < int main() { struct reg r; r.r_gs; ; return 0; } EOF -if { (eval echo configure:3901: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then +if { (eval echo configure:4144: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* gdb_cv_struct_reg_r_gs=yes else @@ -3918,19 +4161,19 @@ EOF fi echo $ac_n "checking for PTRACE_GETREGS""... $ac_c" 1>&6 -echo "configure:3922: checking for PTRACE_GETREGS" >&5 +echo "configure:4165: checking for PTRACE_GETREGS" >&5 if eval "test \"`echo '$''{'gdb_cv_have_ptrace_getregs'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext < int main() { PTRACE_GETREGS; ; return 0; } EOF -if { (eval echo configure:3934: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then +if { (eval echo configure:4177: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* gdb_cv_have_ptrace_getregs=yes else @@ -3951,19 +4194,19 @@ EOF fi echo $ac_n "checking for PTRACE_GETFPXREGS""... $ac_c" 1>&6 -echo "configure:3955: checking for PTRACE_GETFPXREGS" >&5 +echo "configure:4198: checking for PTRACE_GETFPXREGS" >&5 if eval "test \"`echo '$''{'gdb_cv_have_ptrace_getfpxregs'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext < int main() { PTRACE_GETFPXREGS; ; return 0; } EOF -if { (eval echo configure:3967: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then +if { (eval echo configure:4210: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* gdb_cv_have_ptrace_getfpxregs=yes else @@ -3984,7 +4227,7 @@ EOF fi echo $ac_n "checking for socketpair in -lsocket""... $ac_c" 1>&6 -echo "configure:3988: checking for socketpair in -lsocket" >&5 +echo "configure:4231: checking for socketpair in -lsocket" >&5 ac_lib_var=`echo socket'_'socketpair | sed 'y%./+-%__p_%'` if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 @@ -3992,7 +4235,7 @@ else ac_save_LIBS="$LIBS" LIBS="-lsocket $LIBS" cat > conftest.$ac_ext <&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:4250: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then rm -rf conftest* eval "ac_cv_lib_$ac_lib_var=yes" else @@ -4033,12 +4276,12 @@ fi for ac_func in socketpair do echo $ac_n "checking for $ac_func""... $ac_c" 1>&6 -echo "configure:4037: checking for $ac_func" >&5 +echo "configure:4280: checking for $ac_func" >&5 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:4308: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then rm -rf conftest* eval "ac_cv_func_$ac_func=yes" else @@ -4088,12 +4331,12 @@ done echo $ac_n "checking whether malloc must be declared""... $ac_c" 1>&6 -echo "configure:4092: checking whether malloc must be declared" >&5 +echo "configure:4335: checking whether malloc must be declared" >&5 if eval "test \"`echo '$''{'bfd_cv_decl_needed_malloc'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext < @@ -4114,7 +4357,7 @@ int main() { char *(*pfn) = (char *(*)) malloc ; return 0; } EOF -if { (eval echo configure:4118: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then +if { (eval echo configure:4361: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* bfd_cv_decl_needed_malloc=no else @@ -4135,12 +4378,12 @@ EOF fi echo $ac_n "checking whether realloc must be declared""... $ac_c" 1>&6 -echo "configure:4139: checking whether realloc must be declared" >&5 +echo "configure:4382: checking whether realloc must be declared" >&5 if eval "test \"`echo '$''{'bfd_cv_decl_needed_realloc'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext < @@ -4161,7 +4404,7 @@ int main() { char *(*pfn) = (char *(*)) realloc ; return 0; } EOF -if { (eval echo configure:4165: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then +if { (eval echo configure:4408: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* bfd_cv_decl_needed_realloc=no else @@ -4182,12 +4425,12 @@ EOF fi echo $ac_n "checking whether free must be declared""... $ac_c" 1>&6 -echo "configure:4186: checking whether free must be declared" >&5 +echo "configure:4429: checking whether free must be declared" >&5 if eval "test \"`echo '$''{'bfd_cv_decl_needed_free'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext < @@ -4208,7 +4451,7 @@ int main() { char *(*pfn) = (char *(*)) free ; return 0; } EOF -if { (eval echo configure:4212: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then +if { (eval echo configure:4455: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* bfd_cv_decl_needed_free=no else @@ -4229,12 +4472,12 @@ EOF fi echo $ac_n "checking whether strerror must be declared""... $ac_c" 1>&6 -echo "configure:4233: checking whether strerror must be declared" >&5 +echo "configure:4476: checking whether strerror must be declared" >&5 if eval "test \"`echo '$''{'bfd_cv_decl_needed_strerror'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext < @@ -4255,7 +4498,7 @@ int main() { char *(*pfn) = (char *(*)) strerror ; return 0; } EOF -if { (eval echo configure:4259: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then +if { (eval echo configure:4502: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* bfd_cv_decl_needed_strerror=no else @@ -4276,12 +4519,12 @@ EOF fi echo $ac_n "checking whether strdup must be declared""... $ac_c" 1>&6 -echo "configure:4280: checking whether strdup must be declared" >&5 +echo "configure:4523: checking whether strdup must be declared" >&5 if eval "test \"`echo '$''{'bfd_cv_decl_needed_strdup'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext < @@ -4302,7 +4545,7 @@ int main() { char *(*pfn) = (char *(*)) strdup ; return 0; } EOF -if { (eval echo configure:4306: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then +if { (eval echo configure:4549: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* bfd_cv_decl_needed_strdup=no else @@ -4323,12 +4566,12 @@ EOF fi echo $ac_n "checking whether strstr must be declared""... $ac_c" 1>&6 -echo "configure:4327: checking whether strstr must be declared" >&5 +echo "configure:4570: checking whether strstr must be declared" >&5 if eval "test \"`echo '$''{'bfd_cv_decl_needed_strstr'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext < @@ -4349,7 +4592,7 @@ int main() { char *(*pfn) = (char *(*)) strstr ; return 0; } EOF -if { (eval echo configure:4353: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then +if { (eval echo configure:4596: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* bfd_cv_decl_needed_strstr=no else @@ -4376,9 +4619,9 @@ fi # could be expunged. --jsm 1999-03-22 echo $ac_n "checking for HPUX save_state structure""... $ac_c" 1>&6 -echo "configure:4380: checking for HPUX save_state structure" >&5 +echo "configure:4623: checking for HPUX save_state structure" >&5 cat > conftest.$ac_ext < EOF @@ -4393,7 +4636,7 @@ fi rm -f conftest* cat > conftest.$ac_ext < EOF @@ -4457,12 +4700,12 @@ fi if test "$ac_cv_header_sys_procfs_h" = yes; then echo $ac_n "checking for pstatus_t in sys/procfs.h""... $ac_c" 1>&6 -echo "configure:4461: checking for pstatus_t in sys/procfs.h" >&5 +echo "configure:4704: checking for pstatus_t in sys/procfs.h" >&5 if eval "test \"`echo '$''{'bfd_cv_have_sys_procfs_type_pstatus_t'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <&5; (eval $ac_compile) 2>&5; }; then +if { (eval echo configure:4718: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* bfd_cv_have_sys_procfs_type_pstatus_t=yes else @@ -4493,12 +4736,12 @@ EOF echo "$ac_t""$bfd_cv_have_sys_procfs_type_pstatus_t" 1>&6 echo $ac_n "checking for prrun_t in sys/procfs.h""... $ac_c" 1>&6 -echo "configure:4497: checking for prrun_t in sys/procfs.h" >&5 +echo "configure:4740: checking for prrun_t in sys/procfs.h" >&5 if eval "test \"`echo '$''{'bfd_cv_have_sys_procfs_type_prrun_t'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <&5; (eval $ac_compile) 2>&5; }; then +if { (eval echo configure:4754: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* bfd_cv_have_sys_procfs_type_prrun_t=yes else @@ -4529,12 +4772,12 @@ EOF echo "$ac_t""$bfd_cv_have_sys_procfs_type_prrun_t" 1>&6 echo $ac_n "checking for gregset_t in sys/procfs.h""... $ac_c" 1>&6 -echo "configure:4533: checking for gregset_t in sys/procfs.h" >&5 +echo "configure:4776: checking for gregset_t in sys/procfs.h" >&5 if eval "test \"`echo '$''{'bfd_cv_have_sys_procfs_type_gregset_t'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <&5; (eval $ac_compile) 2>&5; }; then +if { (eval echo configure:4790: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* bfd_cv_have_sys_procfs_type_gregset_t=yes else @@ -4565,12 +4808,12 @@ EOF echo "$ac_t""$bfd_cv_have_sys_procfs_type_gregset_t" 1>&6 echo $ac_n "checking for fpregset_t in sys/procfs.h""... $ac_c" 1>&6 -echo "configure:4569: checking for fpregset_t in sys/procfs.h" >&5 +echo "configure:4812: checking for fpregset_t in sys/procfs.h" >&5 if eval "test \"`echo '$''{'bfd_cv_have_sys_procfs_type_fpregset_t'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <&5; (eval $ac_compile) 2>&5; }; then +if { (eval echo configure:4826: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* bfd_cv_have_sys_procfs_type_fpregset_t=yes else @@ -4601,12 +4844,12 @@ EOF echo "$ac_t""$bfd_cv_have_sys_procfs_type_fpregset_t" 1>&6 echo $ac_n "checking for prgregset_t in sys/procfs.h""... $ac_c" 1>&6 -echo "configure:4605: checking for prgregset_t in sys/procfs.h" >&5 +echo "configure:4848: checking for prgregset_t in sys/procfs.h" >&5 if eval "test \"`echo '$''{'bfd_cv_have_sys_procfs_type_prgregset_t'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <&5; (eval $ac_compile) 2>&5; }; then +if { (eval echo configure:4862: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* bfd_cv_have_sys_procfs_type_prgregset_t=yes else @@ -4637,12 +4880,12 @@ EOF echo "$ac_t""$bfd_cv_have_sys_procfs_type_prgregset_t" 1>&6 echo $ac_n "checking for prfpregset_t in sys/procfs.h""... $ac_c" 1>&6 -echo "configure:4641: checking for prfpregset_t in sys/procfs.h" >&5 +echo "configure:4884: checking for prfpregset_t in sys/procfs.h" >&5 if eval "test \"`echo '$''{'bfd_cv_have_sys_procfs_type_prfpregset_t'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <&5; (eval $ac_compile) 2>&5; }; then +if { (eval echo configure:4898: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* bfd_cv_have_sys_procfs_type_prfpregset_t=yes else @@ -4673,12 +4916,12 @@ EOF echo "$ac_t""$bfd_cv_have_sys_procfs_type_prfpregset_t" 1>&6 echo $ac_n "checking for prgregset32_t in sys/procfs.h""... $ac_c" 1>&6 -echo "configure:4677: checking for prgregset32_t in sys/procfs.h" >&5 +echo "configure:4920: checking for prgregset32_t in sys/procfs.h" >&5 if eval "test \"`echo '$''{'bfd_cv_have_sys_procfs_type_prgregset32_t'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <&5; (eval $ac_compile) 2>&5; }; then +if { (eval echo configure:4934: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* bfd_cv_have_sys_procfs_type_prgregset32_t=yes else @@ -4709,12 +4952,12 @@ EOF echo "$ac_t""$bfd_cv_have_sys_procfs_type_prgregset32_t" 1>&6 echo $ac_n "checking for prfpregset32_t in sys/procfs.h""... $ac_c" 1>&6 -echo "configure:4713: checking for prfpregset32_t in sys/procfs.h" >&5 +echo "configure:4956: checking for prfpregset32_t in sys/procfs.h" >&5 if eval "test \"`echo '$''{'bfd_cv_have_sys_procfs_type_prfpregset32_t'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <&5; (eval $ac_compile) 2>&5; }; then +if { (eval echo configure:4970: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* bfd_cv_have_sys_procfs_type_prfpregset32_t=yes else @@ -4745,12 +4988,12 @@ EOF echo "$ac_t""$bfd_cv_have_sys_procfs_type_prfpregset32_t" 1>&6 echo $ac_n "checking for lwpid_t in sys/procfs.h""... $ac_c" 1>&6 -echo "configure:4749: checking for lwpid_t in sys/procfs.h" >&5 +echo "configure:4992: checking for lwpid_t in sys/procfs.h" >&5 if eval "test \"`echo '$''{'bfd_cv_have_sys_procfs_type_lwpid_t'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <&5; (eval $ac_compile) 2>&5; }; then +if { (eval echo configure:5006: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* bfd_cv_have_sys_procfs_type_lwpid_t=yes else @@ -4781,12 +5024,12 @@ EOF echo "$ac_t""$bfd_cv_have_sys_procfs_type_lwpid_t" 1>&6 echo $ac_n "checking for psaddr_t in sys/procfs.h""... $ac_c" 1>&6 -echo "configure:4785: checking for psaddr_t in sys/procfs.h" >&5 +echo "configure:5028: checking for psaddr_t in sys/procfs.h" >&5 if eval "test \"`echo '$''{'bfd_cv_have_sys_procfs_type_psaddr_t'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <&5; (eval $ac_compile) 2>&5; }; then +if { (eval echo configure:5042: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* bfd_cv_have_sys_procfs_type_psaddr_t=yes else @@ -4819,12 +5062,12 @@ EOF echo $ac_n "checking for struct link_map32 in sys/link.h""... $ac_c" 1>&6 -echo "configure:4823: checking for struct link_map32 in sys/link.h" >&5 +echo "configure:5066: checking for struct link_map32 in sys/link.h" >&5 if eval "test \"`echo '$''{'gdb_cv_have_struct_link_map32'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext < @@ -4832,7 +5075,7 @@ int main() { struct link_map32 l; ; return 0; } EOF -if { (eval echo configure:4836: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then +if { (eval echo configure:5079: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* gdb_cv_have_struct_link_map32=yes else @@ -4856,7 +5099,7 @@ EOF if test $bfd_cv_have_sys_procfs_type_prfpregset_t = yes; then echo $ac_n "checking whether prfpregset_t type is broken""... $ac_c" 1>&6 -echo "configure:4860: checking whether prfpregset_t type is broken" >&5 +echo "configure:5103: checking whether prfpregset_t type is broken" >&5 if eval "test \"`echo '$''{'gdb_cv_prfpregset_t_broken'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -4864,7 +5107,7 @@ else gdb_cv_prfpregset_t_broken=yes else cat > conftest.$ac_ext < int main () @@ -4874,7 +5117,7 @@ else return 0; } EOF -if { (eval echo configure:4878: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null +if { (eval echo configure:5121: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null then gdb_cv_prfpregset_t_broken=no else @@ -4899,12 +5142,12 @@ EOF echo $ac_n "checking for PIOCSET ioctl entry in sys/procfs.h""... $ac_c" 1>&6 -echo "configure:4903: checking for PIOCSET ioctl entry in sys/procfs.h" >&5 +echo "configure:5146: checking for PIOCSET ioctl entry in sys/procfs.h" >&5 if eval "test \"`echo '$''{'gdb_cv_have_procfs_piocset'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext < #include @@ -4917,7 +5160,7 @@ int main() { ; return 0; } EOF -if { (eval echo configure:4921: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then +if { (eval echo configure:5164: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* gdb_cv_have_procfs_piocset=yes else @@ -4939,7 +5182,7 @@ EOF fi echo $ac_n "checking for main in -lm""... $ac_c" 1>&6 -echo "configure:4943: checking for main in -lm" >&5 +echo "configure:5186: checking for main in -lm" >&5 ac_lib_var=`echo m'_'main | sed 'y%./+-%__p_%'` if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 @@ -4947,14 +5190,14 @@ else ac_save_LIBS="$LIBS" LIBS="-lm $LIBS" cat > conftest.$ac_ext <&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:5201: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then rm -rf conftest* eval "ac_cv_lib_$ac_lib_var=yes" else @@ -4983,7 +5226,7 @@ fi echo $ac_n "checking for wctype in -lc""... $ac_c" 1>&6 -echo "configure:4987: checking for wctype in -lc" >&5 +echo "configure:5230: checking for wctype in -lc" >&5 ac_lib_var=`echo c'_'wctype | sed 'y%./+-%__p_%'` if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 @@ -4991,7 +5234,7 @@ else ac_save_LIBS="$LIBS" LIBS="-lc $LIBS" cat > conftest.$ac_ext <&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:5249: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then rm -rf conftest* eval "ac_cv_lib_$ac_lib_var=yes" else @@ -5021,7 +5264,7 @@ if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then else echo "$ac_t""no" 1>&6 echo $ac_n "checking for wctype in -lw""... $ac_c" 1>&6 -echo "configure:5025: checking for wctype in -lw" >&5 +echo "configure:5268: checking for wctype in -lw" >&5 ac_lib_var=`echo w'_'wctype | sed 'y%./+-%__p_%'` if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 @@ -5029,7 +5272,7 @@ else ac_save_LIBS="$LIBS" LIBS="-lw $LIBS" cat > conftest.$ac_ext <&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:5287: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then rm -rf conftest* eval "ac_cv_lib_$ac_lib_var=yes" else @@ -5072,12 +5315,12 @@ fi echo $ac_n "checking for long long support in compiler""... $ac_c" 1>&6 -echo "configure:5076: checking for long long support in compiler" >&5 +echo "configure:5319: checking for long long support in compiler" >&5 if eval "test \"`echo '$''{'gdb_cv_c_long_long'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <&5; (eval $ac_compile) 2>&5; }; then +if { (eval echo configure:5334: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* gdb_cv_c_long_long=yes else @@ -5109,7 +5352,7 @@ fi echo $ac_n "checking for long long support in printf""... $ac_c" 1>&6 -echo "configure:5113: checking for long long support in printf" >&5 +echo "configure:5356: checking for long long support in printf" >&5 if eval "test \"`echo '$''{'gdb_cv_printf_has_long_long'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -5117,7 +5360,7 @@ else gdb_cv_printf_has_long_long=no else cat > conftest.$ac_ext <&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null +if { (eval echo configure:5378: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null then gdb_cv_printf_has_long_long=yes else @@ -5155,19 +5398,19 @@ echo "$ac_t""$gdb_cv_printf_has_long_long" 1>&6 echo $ac_n "checking for long double support in compiler""... $ac_c" 1>&6 -echo "configure:5159: checking for long double support in compiler" >&5 +echo "configure:5402: checking for long double support in compiler" >&5 if eval "test \"`echo '$''{'ac_cv_c_long_double'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <&5; (eval $ac_compile) 2>&5; }; then +if { (eval echo configure:5414: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* ac_cv_c_long_double=yes else @@ -5189,7 +5432,7 @@ fi echo $ac_n "checking for long double support in printf""... $ac_c" 1>&6 -echo "configure:5193: checking for long double support in printf" >&5 +echo "configure:5436: checking for long double support in printf" >&5 if eval "test \"`echo '$''{'gdb_cv_printf_has_long_double'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -5197,7 +5440,7 @@ else gdb_cv_printf_has_long_double=no else cat > conftest.$ac_ext <&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null +if { (eval echo configure:5454: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null then gdb_cv_printf_has_long_double=yes else @@ -5231,7 +5474,7 @@ echo "$ac_t""$gdb_cv_printf_has_long_double" 1>&6 echo $ac_n "checking for long double support in scanf""... $ac_c" 1>&6 -echo "configure:5235: checking for long double support in scanf" >&5 +echo "configure:5478: checking for long double support in scanf" >&5 if eval "test \"`echo '$''{'gdb_cv_scanf_has_long_double'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -5239,7 +5482,7 @@ else gdb_cv_scanf_has_long_double=no else cat > conftest.$ac_ext < 3.14159 && f < 3.14160); } EOF -if { (eval echo configure:5253: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null +if { (eval echo configure:5496: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null then gdb_cv_scanf_has_long_double=yes else @@ -5275,17 +5518,17 @@ for ac_hdr in unistd.h do ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'` echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6 -echo "configure:5279: checking for $ac_hdr" >&5 +echo "configure:5522: checking for $ac_hdr" >&5 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext < EOF ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out" -{ (eval echo configure:5289: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } +{ (eval echo configure:5532: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"` if test -z "$ac_err"; then rm -rf conftest* @@ -5314,12 +5557,12 @@ done for ac_func in getpagesize do echo $ac_n "checking for $ac_func""... $ac_c" 1>&6 -echo "configure:5318: checking for $ac_func" >&5 +echo "configure:5561: checking for $ac_func" >&5 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:5589: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then rm -rf conftest* eval "ac_cv_func_$ac_func=yes" else @@ -5367,7 +5610,7 @@ fi done echo $ac_n "checking for working mmap""... $ac_c" 1>&6 -echo "configure:5371: checking for working mmap" >&5 +echo "configure:5614: checking for working mmap" >&5 if eval "test \"`echo '$''{'ac_cv_func_mmap_fixed_mapped'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -5375,7 +5618,7 @@ else ac_cv_func_mmap_fixed_mapped=no else cat > conftest.$ac_ext <&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null +if { (eval echo configure:5762: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null then ac_cv_func_mmap_fixed_mapped=yes else @@ -5544,7 +5787,7 @@ if test ${build} = ${host} -a ${host} = ${target} ; then case ${host_os} in hpux*) echo $ac_n "checking for HPUX/OSF thread support""... $ac_c" 1>&6 -echo "configure:5548: checking for HPUX/OSF thread support" >&5 +echo "configure:5791: checking for HPUX/OSF thread support" >&5 if test -f /usr/include/dce/cma_config.h ; then if test "$GCC" = "yes" ; then echo "$ac_t""yes" 1>&6 @@ -5563,7 +5806,7 @@ EOF ;; solaris*) echo $ac_n "checking for Solaris thread debugging library""... $ac_c" 1>&6 -echo "configure:5567: checking for Solaris thread debugging library" >&5 +echo "configure:5810: checking for Solaris thread debugging library" >&5 if test -f /usr/lib/libthread_db.so.1 ; then echo "$ac_t""yes" 1>&6 cat >> confdefs.h <<\EOF @@ -5573,7 +5816,7 @@ EOF CONFIG_LIB_OBS="${CONFIG_LIB_OBS} sol-thread.o" CONFIG_SRCS="${CONFIG_SRCS} sol-thread.c" echo $ac_n "checking for dlopen in -ldl""... $ac_c" 1>&6 -echo "configure:5577: checking for dlopen in -ldl" >&5 +echo "configure:5820: checking for dlopen in -ldl" >&5 ac_lib_var=`echo dl'_'dlopen | sed 'y%./+-%__p_%'` if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 @@ -5581,7 +5824,7 @@ else ac_save_LIBS="$LIBS" LIBS="-ldl $LIBS" cat > conftest.$ac_ext <&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:5839: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then rm -rf conftest* eval "ac_cv_lib_$ac_lib_var=yes" else @@ -5624,17 +5867,17 @@ fi # all symbols visible in the dynamic symbol table. hold_ldflags=$LDFLAGS echo $ac_n "checking for the ld -export-dynamic flag""... $ac_c" 1>&6 -echo "configure:5628: checking for the ld -export-dynamic flag" >&5 +echo "configure:5871: checking for the ld -export-dynamic flag" >&5 LDFLAGS="${LDFLAGS} -Wl,-export-dynamic" cat > conftest.$ac_ext <&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:5881: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then rm -rf conftest* found=yes else @@ -5653,13 +5896,13 @@ rm -f conftest* # Sun randomly tweaked the prototypes in # at one point. echo $ac_n "checking if is old""... $ac_c" 1>&6 -echo "configure:5657: checking if is old" >&5 +echo "configure:5900: checking if is old" >&5 if eval "test \"`echo '$''{'gdb_cv_proc_service_is_old'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext < @@ -5670,7 +5913,7 @@ int main() { ; return 0; } EOF -if { (eval echo configure:5674: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then +if { (eval echo configure:5917: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* gdb_cv_proc_service_is_old=no else @@ -5887,7 +6130,7 @@ WERROR_CFLAGS="" if test "x${build_warnings}" != x -a "x$GCC" = xyes then echo $ac_n "checking compiler warning flags""... $ac_c" 1>&6 -echo "configure:5891: checking compiler warning flags" >&5 +echo "configure:6134: checking compiler warning flags" >&5 # Separate out the -Werror flag as some files just cannot be # compiled with it enabled. for w in ${build_warnings}; do @@ -5950,12 +6193,12 @@ fi if test $want_included_regex = false; then echo $ac_n "checking for GNU regex""... $ac_c" 1>&6 -echo "configure:5954: checking for GNU regex" >&5 +echo "configure:6197: checking for GNU regex" >&5 if eval "test \"`echo '$''{'gdb_cv_have_gnu_regex'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext < #include @@ -5967,7 +6210,7 @@ int main() { ; return 0; } EOF -if { (eval echo configure:5971: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then +if { (eval echo configure:6214: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* gdb_cv_have_gnu_regex=yes else @@ -5996,12 +6239,12 @@ fi # In the Cygwin environment, we need some additional flags. echo $ac_n "checking for cygwin""... $ac_c" 1>&6 -echo "configure:6000: checking for cygwin" >&5 +echo "configure:6243: checking for cygwin" >&5 if eval "test \"`echo '$''{'gdb_cv_os_cygwin'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <&6 -echo "configure:6043: checking for tgetent in -lncurses" >&5 +echo "configure:6286: checking for tgetent in -lncurses" >&5 ac_lib_var=`echo ncurses'_'tgetent | sed 'y%./+-%__p_%'` if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 @@ -6047,7 +6290,7 @@ else ac_save_LIBS="$LIBS" LIBS="-lncurses $LIBS" cat > conftest.$ac_ext <&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:6305: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then rm -rf conftest* eval "ac_cv_lib_$ac_lib_var=yes" else @@ -6077,7 +6320,7 @@ if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then else echo "$ac_t""no" 1>&6 echo $ac_n "checking for tgetent in -lHcurses""... $ac_c" 1>&6 -echo "configure:6081: checking for tgetent in -lHcurses" >&5 +echo "configure:6324: checking for tgetent in -lHcurses" >&5 ac_lib_var=`echo Hcurses'_'tgetent | sed 'y%./+-%__p_%'` if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 @@ -6085,7 +6328,7 @@ else ac_save_LIBS="$LIBS" LIBS="-lHcurses $LIBS" cat > conftest.$ac_ext <&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:6343: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then rm -rf conftest* eval "ac_cv_lib_$ac_lib_var=yes" else @@ -6115,7 +6358,7 @@ if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then else echo "$ac_t""no" 1>&6 echo $ac_n "checking for tgetent in -ltermlib""... $ac_c" 1>&6 -echo "configure:6119: checking for tgetent in -ltermlib" >&5 +echo "configure:6362: checking for tgetent in -ltermlib" >&5 ac_lib_var=`echo termlib'_'tgetent | sed 'y%./+-%__p_%'` if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 @@ -6123,7 +6366,7 @@ else ac_save_LIBS="$LIBS" LIBS="-ltermlib $LIBS" cat > conftest.$ac_ext <&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:6381: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then rm -rf conftest* eval "ac_cv_lib_$ac_lib_var=yes" else @@ -6153,7 +6396,7 @@ if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then else echo "$ac_t""no" 1>&6 echo $ac_n "checking for tgetent in -ltermcap""... $ac_c" 1>&6 -echo "configure:6157: checking for tgetent in -ltermcap" >&5 +echo "configure:6400: checking for tgetent in -ltermcap" >&5 ac_lib_var=`echo termcap'_'tgetent | sed 'y%./+-%__p_%'` if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 @@ -6161,7 +6404,7 @@ else ac_save_LIBS="$LIBS" LIBS="-ltermcap $LIBS" cat > conftest.$ac_ext <&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:6419: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then rm -rf conftest* eval "ac_cv_lib_$ac_lib_var=yes" else @@ -6191,7 +6434,7 @@ if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then else echo "$ac_t""no" 1>&6 echo $ac_n "checking for tgetent in -lcurses""... $ac_c" 1>&6 -echo "configure:6195: checking for tgetent in -lcurses" >&5 +echo "configure:6438: checking for tgetent in -lcurses" >&5 ac_lib_var=`echo curses'_'tgetent | sed 'y%./+-%__p_%'` if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 @@ -6199,7 +6442,7 @@ else ac_save_LIBS="$LIBS" LIBS="-lcurses $LIBS" cat > conftest.$ac_ext <&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:6457: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then rm -rf conftest* eval "ac_cv_lib_$ac_lib_var=yes" else @@ -6229,7 +6472,7 @@ if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then else echo "$ac_t""no" 1>&6 echo $ac_n "checking for tgetent in -lterminfo""... $ac_c" 1>&6 -echo "configure:6233: checking for tgetent in -lterminfo" >&5 +echo "configure:6476: checking for tgetent in -lterminfo" >&5 ac_lib_var=`echo terminfo'_'tgetent | sed 'y%./+-%__p_%'` if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 @@ -6237,7 +6480,7 @@ else ac_save_LIBS="$LIBS" LIBS="-lterminfo $LIBS" cat > conftest.$ac_ext <&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:6495: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then rm -rf conftest* eval "ac_cv_lib_$ac_lib_var=yes" else @@ -6406,7 +6649,7 @@ if test "${with_tclconfig+set}" = set; then fi echo $ac_n "checking for Tcl configuration""... $ac_c" 1>&6 -echo "configure:6410: checking for Tcl configuration" >&5 +echo "configure:6653: checking for Tcl configuration" >&5 if eval "test \"`echo '$''{'ac_cv_c_tclconfig'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -6514,7 +6757,7 @@ if test "${with_tkconfig+set}" = set; then fi echo $ac_n "checking for Tk configuration""... $ac_c" 1>&6 -echo "configure:6518: checking for Tk configuration" >&5 +echo "configure:6761: checking for Tk configuration" >&5 if eval "test \"`echo '$''{'ac_cv_c_tkconfig'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -6610,7 +6853,7 @@ fi no_tcl=true echo $ac_n "checking for Tcl private headers. dir=${configdir}""... $ac_c" 1>&6 -echo "configure:6614: checking for Tcl private headers. dir=${configdir}" >&5 +echo "configure:6857: checking for Tcl private headers. dir=${configdir}" >&5 # Check whether --with-tclinclude or --without-tclinclude was given. if test "${with_tclinclude+set}" = set; then withval="$with_tclinclude" @@ -6676,17 +6919,17 @@ fi if test x"${ac_cv_c_tclh}" = x ; then ac_safe=`echo "tclInt.h" | sed 'y%./+-%__p_%'` echo $ac_n "checking for tclInt.h""... $ac_c" 1>&6 -echo "configure:6680: checking for tclInt.h" >&5 +echo "configure:6923: checking for tclInt.h" >&5 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext < EOF ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out" -{ (eval echo configure:6690: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } +{ (eval echo configure:6933: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"` if test -z "$ac_err"; then rm -rf conftest* @@ -6746,7 +6989,7 @@ fi # no_tk=true echo $ac_n "checking for Tk private headers""... $ac_c" 1>&6 -echo "configure:6750: checking for Tk private headers" >&5 +echo "configure:6993: checking for Tk private headers" >&5 # Check whether --with-tkinclude or --without-tkinclude was given. if test "${with_tkinclude+set}" = set; then withval="$with_tkinclude" @@ -6812,17 +7055,17 @@ fi if test x"${ac_cv_c_tkh}" = x ; then ac_safe=`echo "tk.h" | sed 'y%./+-%__p_%'` echo $ac_n "checking for tk.h""... $ac_c" 1>&6 -echo "configure:6816: checking for tk.h" >&5 +echo "configure:7059: checking for tk.h" >&5 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext < EOF ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out" -{ (eval echo configure:6826: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } +{ (eval echo configure:7069: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"` if test -z "$ac_err"; then rm -rf conftest* @@ -6868,7 +7111,7 @@ fi echo $ac_n "checking for Itcl private headers. srcdir=${srcdir}""... $ac_c" 1>&6 -echo "configure:6872: checking for Itcl private headers. srcdir=${srcdir}" >&5 +echo "configure:7115: checking for Itcl private headers. srcdir=${srcdir}" >&5 if test x"${ac_cv_c_itclh}" = x ; then for i in ${srcdir}/../itcl ${srcdir}/../../itcl ${srcdir}/../../../itcl ${srcdir}/../itcl/itcl; do if test -f $i/generic/itcl.h ; then @@ -6891,7 +7134,7 @@ fi echo $ac_n "checking for Itk private headers. srcdir=${srcdir}""... $ac_c" 1>&6 -echo "configure:6895: checking for Itk private headers. srcdir=${srcdir}" >&5 +echo "configure:7138: checking for Itk private headers. srcdir=${srcdir}" >&5 if test x"${ac_cv_c_itkh}" = x ; then for i in ${srcdir}/../itcl ${srcdir}/../../itcl ${srcdir}/../../../itcl ${srcdir}/../itcl/itk; do if test -f $i/generic/itk.h ; then @@ -6914,7 +7157,7 @@ fi echo $ac_n "checking for Tix private headers. srcdir=${srcdir}""... $ac_c" 1>&6 -echo "configure:6918: checking for Tix private headers. srcdir=${srcdir}" >&5 +echo "configure:7161: checking for Tix private headers. srcdir=${srcdir}" >&5 if test x"${ac_cv_c_tixh}" = x ; then for i in ${srcdir}/../tix ${srcdir}/../../tix ${srcdir}/../../../tix ; do if test -f $i/generic/tix.h ; then @@ -6952,7 +7195,7 @@ if test "${with_itclconfig+set}" = set; then fi echo $ac_n "checking for Itcl configuration""... $ac_c" 1>&6 -echo "configure:6956: checking for Itcl configuration" >&5 +echo "configure:7199: checking for Itcl configuration" >&5 if eval "test \"`echo '$''{'ac_cv_c_itclconfig'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -7064,7 +7307,7 @@ if test "${with_itkconfig+set}" = set; then fi echo $ac_n "checking for Itk configuration""... $ac_c" 1>&6 -echo "configure:7068: checking for Itk configuration" >&5 +echo "configure:7311: checking for Itk configuration" >&5 if eval "test \"`echo '$''{'ac_cv_c_itkconfig'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -7176,7 +7419,7 @@ if test "${with_tixconfig+set}" = set; then fi echo $ac_n "checking for Tix configuration""... $ac_c" 1>&6 -echo "configure:7180: checking for Tix configuration" >&5 +echo "configure:7423: checking for Tix configuration" >&5 if eval "test \"`echo '$''{'ac_cv_c_tixconfig'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -7316,7 +7559,7 @@ fi # Uses ac_ vars as temps to allow command line to override cache and checks. # --without-x overrides everything else, but does not touch the cache. echo $ac_n "checking for X""... $ac_c" 1>&6 -echo "configure:7320: checking for X" >&5 +echo "configure:7563: checking for X" >&5 # Check whether --with-x or --without-x was given. if test "${with_x+set}" = set; then @@ -7378,12 +7621,12 @@ if test "$ac_x_includes" = NO; then # First, try using that file with no special directory specified. cat > conftest.$ac_ext < EOF ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out" -{ (eval echo configure:7387: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } +{ (eval echo configure:7630: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"` if test -z "$ac_err"; then rm -rf conftest* @@ -7452,14 +7695,14 @@ if test "$ac_x_libraries" = NO; then ac_save_LIBS="$LIBS" LIBS="-l$x_direct_test_library $LIBS" cat > conftest.$ac_ext <&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:7706: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then rm -rf conftest* LIBS="$ac_save_LIBS" # We can link X programs with no special library path. @@ -7799,7 +8042,7 @@ fi echo $ac_n "checking whether ln -s works""... $ac_c" 1>&6 -echo "configure:7803: checking whether ln -s works" >&5 +echo "configure:8046: checking whether ln -s works" >&5 if eval "test \"`echo '$''{'ac_cv_prog_LN_S'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -7823,12 +8066,12 @@ fi echo $ac_n "checking for Cygwin environment""... $ac_c" 1>&6 -echo "configure:7827: checking for Cygwin environment" >&5 +echo "configure:8070: checking for Cygwin environment" >&5 if eval "test \"`echo '$''{'ac_cv_cygwin'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <&5; (eval $ac_compile) 2>&5; }; then +if { (eval echo configure:8086: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* ac_cv_cygwin=yes else @@ -7856,19 +8099,19 @@ echo "$ac_t""$ac_cv_cygwin" 1>&6 CYGWIN= test "$ac_cv_cygwin" = yes && CYGWIN=yes echo $ac_n "checking for mingw32 environment""... $ac_c" 1>&6 -echo "configure:7860: checking for mingw32 environment" >&5 +echo "configure:8103: checking for mingw32 environment" >&5 if eval "test \"`echo '$''{'ac_cv_mingw32'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <&5; (eval $ac_compile) 2>&5; }; then +if { (eval echo configure:8115: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* ac_cv_mingw32=yes else @@ -7887,7 +8130,7 @@ test "$ac_cv_mingw32" = yes && MINGW32=yes echo $ac_n "checking for executable suffix""... $ac_c" 1>&6 -echo "configure:7891: checking for executable suffix" >&5 +echo "configure:8134: checking for executable suffix" >&5 if eval "test \"`echo '$''{'ac_cv_exeext'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -7897,7 +8140,7 @@ else rm -f conftest* echo 'int main () { return 0; }' > conftest.$ac_ext ac_cv_exeext= - if { (eval echo configure:7901: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then + if { (eval echo configure:8144: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then for file in conftest.*; do case $file in *.c | *.o | *.obj | *.ilk | *.pdb) ;; diff --git a/gdb/configure.in b/gdb/configure.in index c9ed2e35534..4c09049e983 100644 --- a/gdb/configure.in +++ b/gdb/configure.in @@ -130,7 +130,8 @@ AC_HEADER_STAT AC_C_CONST -AC_CHECK_FUNCS(setpgid sbrk sigaction isascii bzero bcopy btowc poll sigprocmask vfork) +AC_CHECK_FUNCS(setpgid sbrk sigaction isascii bzero bcopy btowc poll sigprocmask) +AC_FUNC_VFORK AC_FUNC_ALLOCA # See if machine/reg.h supports the %fs and %gs i386 segment registers. diff --git a/gdb/fork-child.c b/gdb/fork-child.c index e97f451bcec..3e889da79d0 100644 --- a/gdb/fork-child.c +++ b/gdb/fork-child.c @@ -25,6 +25,7 @@ #include "inferior.h" #include "target.h" #include "gdb_wait.h" +#include "gdb_vfork.h" #include "gdbcore.h" #include "terminal.h" #include "gdbthread.h" @@ -244,14 +245,10 @@ fork_inferior (char *exec_file, char *allargs, char **env, if (pre_trace_fun != NULL) (*pre_trace_fun) (); -#ifdef HAVE_VFORK if (debug_fork) pid = fork (); else pid = vfork (); -#else - pid = fork (); -#endif if (pid < 0) perror_with_name ("vfork"); diff --git a/gdb/gdb_vfork.h b/gdb/gdb_vfork.h new file mode 100644 index 00000000000..b9cef96a69f --- /dev/null +++ b/gdb/gdb_vfork.h @@ -0,0 +1,28 @@ +/* GDB-friendly replacement for . + Copyright 2001 Free Software Foundation, Inc. + + This file is part of GDB. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#ifndef GDB_VFORK_H +#define GDB_VFORK_H + +#if HAVE_VFORK_H +#include +#endif + +#endif /* GDB_VFORK_H */ diff --git a/gdb/ser-pipe.c b/gdb/ser-pipe.c index 9c915b0853a..a172e710582 100644 --- a/gdb/ser-pipe.c +++ b/gdb/ser-pipe.c @@ -24,6 +24,8 @@ #include "serial.h" #include "ser-unix.h" +#include "gdb_vfork.h" + #include #include "gdb_wait.h" #include @@ -64,11 +66,7 @@ pipe_open (serial_t scb, const char *name) if (socketpair (AF_UNIX, SOCK_STREAM, 0, pdes) < 0) return -1; -#ifdef HAVE_VFORK pid = vfork (); -#else - pid = fork (); -#endif /* Error. */ if (pid == -1) -- 2.30.2