Attachment 804247 Details for Bug 869371 – configure-link-tests.patch

[patch] configure-link-tests.patch

configure-link-tests.patch (text/plain), 16.23 KB, created by nvinson234 on 2022-09-09 17:18:11 UTC

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Creator: nvinson234

Created: 2022-09-09 17:18:11 UTC

Size: 16.23 KB

patch

obsolete

>diff screen-4.9.0/configure.ac b/src/configure.ac
>--- screen-4.9.0/configure.ac.old
>+++ screen-4.9.0/configure.ac
>@@ -157,10 +157,11 @@ if test -n "$ULTRIX"; then
> fi
> AC_CHECKING(for POSIX.1)
> AC_EGREP_CPP(YES_IS_DEFINED,
> [#include <sys/types.h>
> #include <unistd.h>
>+int
> main () {
> #ifdef _POSIX_VERSION
>   YES_IS_DEFINED;
> #endif
> ], AC_NOTE(- you have a POSIX system) AC_DEFINE(POSIX) posix=1)
>@@ -231,10 +232,11 @@ dnl
> 
> AC_CHECKING(BSD job jontrol)
> AC_TRY_LINK(
> [#include <sys/types.h>
> #include <sys/ioctl.h>
>+#include <unistd.h>
> ], [
> #ifdef POSIX
> tcsetpgrp(0, 0);
> #else
> int x = TIOCSPGRP;
>@@ -248,48 +250,64 @@ int y = TIOCNOTTY;
> 
> dnl
> dnl    ****  setresuid(), setreuid(), seteuid()  ****
> dnl
> AC_CHECKING(setresuid)
>-AC_TRY_LINK(,[
>+AC_TRY_LINK(
>+[#include <unistd.h>
>+], [
> setresuid(0, 0, 0);
> ], AC_DEFINE(HAVE_SETRESUID))
> AC_CHECKING(setreuid)
>-AC_TRY_LINK(,[
>+AC_TRY_LINK(
>+[#include <unistd.h>
>+], [
> setreuid(0, 0);
> ], AC_DEFINE(HAVE_SETREUID))
> dnl
> dnl seteuid() check:
> dnl   linux seteuid was broken before V1.1.11
> dnl   NeXT, AUX, ISC, and ultrix are still broken (no saved uid support)
> dnl   Solaris seteuid doesn't change the saved uid, bad for
> dnl     multiuser screen sessions
> AC_CHECKING(seteuid)
>-AC_TRY_LINK(,[
>+AC_TRY_LINK(
>+[#include <unistd.h>
>+],[
> #if defined(linux) || defined(NeXT) || defined(_AUX_SOURCE) || defined(AUX) || defined(ultrix) || (defined(sun) && defined(SVR4)) || defined(ISC) || defined(sony_news)
>-seteuid_is_broken(0);
>+int seteuid_is_broken(int); seteuid_is_broken(0);
> #else
> seteuid(0);
> #endif
> ], AC_DEFINE(HAVE_SETEUID))
> 
> dnl execvpe
> AC_CHECKING(execvpe)
>-AC_TRY_LINK(,[
>+AC_TRY_LINK(
>+[#include <unistd.h>
>+],[
>     execvpe(0, 0, 0);
> ], AC_DEFINE(HAVE_EXECVPE)
> CFLAGS="$CFLAGS -D_GNU_SOURCE")
> 
> dnl
> dnl    ****  select()  ****
> dnl
> 
> AC_CHECKING(select)
>-AC_TRY_LINK(,[select(0, 0, 0, 0, 0);],, 
>+AC_TRY_LINK(
>+[#include <sys/select.h>
>+],[
>+    select(0, 0, 0, 0, 0);
>+],, 
> LIBS="$LIBS -lnet -lnsl"
> AC_CHECKING(select with $LIBS)
>-AC_TRY_LINK(,[select(0, 0, 0, 0, 0);],, 
>+AC_TRY_LINK(
>+[#include <sys/select.h>
>+],[
>+    select(0, 0, 0, 0, 0);
>+],, 
> AC_MSG_ERROR(!!! no select - no screen))
> )
> dnl
> dnl    ****  FIFO tests  ****
> dnl
>@@ -314,11 +332,11 @@ AC_TRY_RUN([
> #define S_IFIFO 0010000
> #endif
> 
> char *fin = "/tmp/conftest$$";
> 
>-main()
>+int main()
> {
>   struct stat stb;
>   fd_set f;
> 
>   (void)alarm(5);
>@@ -326,40 +344,40 @@ main()
> #ifdef POSIX
>   if (mkfifo(fin, 0777))
> #else
>   if (mknod(fin, S_IFIFO|0777, 0))
> #endif
>-    exit(1);
>+    return 1;
>   if (stat(fin, &stb) || (stb.st_mode & S_IFIFO) != S_IFIFO)
>-    exit(1);
>+    return 1;
>   close(0);
> #ifdef __386BSD__
>   /*
>    * The next test fails under 386BSD, but screen works using fifos.
>    * Fifos in O_RDWR mode are only used for the BROKEN_PIPE case and for
>    * the select() configuration test.
>    */
>-  exit(0);
>+  return 0;
> #endif
>   if (open(fin, O_RDONLY | O_NONBLOCK))
>-    exit(1);
>+    return 1;
>   if (fork() == 0)
>     {
>       close(0);
>       if (open(fin, O_WRONLY | O_NONBLOCK))
>-	exit(1);
>+        return 1;
>       close(0);
>       if (open(fin, O_WRONLY | O_NONBLOCK))
>-	exit(1);
>+        return 1;
>       if (write(0, "TEST", 4) == -1)
>-	exit(1);
>-      exit(0);
>+        return 1;
>+      return 0;
>     }
>   FD_SET(0, &f);
>   if (select(1, &f, 0, 0, 0) == -1)
>-    exit(1);
>-  exit(0);
>+    return 1;
>+  return 0;
> }
> ], AC_NOTE(- your fifos are usable) fifo=1,
> AC_NOTE(- your fifos are not usable),
> AC_NOTE(- skipping check because we are cross compiling; assuming fifos are usable) fifo=1)
> rm -f /tmp/conftest*
>@@ -385,30 +403,31 @@ AC_TRY_RUN([
> #define S_IFIFO 0010000
> #endif
> 
> char *fin = "/tmp/conftest$$";
> 
>+int
> main()
> {
>   struct timeval tv;
>   fd_set f;
> 
> #ifdef POSIX
>   if (mkfifo(fin, 0600))
> #else
>   if (mknod(fin, S_IFIFO|0600, 0))
> #endif
>-    exit(1);
>+    return 1;
>   close(0);
>   if (open(fin, O_RDONLY|O_NONBLOCK))
>-    exit(1);
>+    return 1;
>   FD_SET(0, &f);
>   tv.tv_sec = 1;
>   tv.tv_usec = 0;
>   if (select(1, &f, 0, 0, &tv))
>-    exit(1);
>-  exit(0);
>+    return 1;
>+  return 0;
> }
> ], AC_NOTE(- your implementation is ok), 
> AC_NOTE(- you have a broken implementation) AC_DEFINE(BROKEN_PIPE) fifobr=1,
> AC_NOTE(- skipping check because we are cross compiling; assuming fifo implementation is ok))
> rm -f /tmp/conftest*
>@@ -432,46 +455,48 @@ AC_TRY_RUN([
> 
> #include <sys/stat.h>
> #include <fcntl.h>
> #include <sys/socket.h>
> #include <sys/un.h>
>+#include <signal.h>
> 
> char *son = "/tmp/conftest$$";
> 
>+int
> main()
> {
>   int s1, s2, l;
>   struct sockaddr_un a;
>   fd_set f;
> 
>   (void)alarm(5);
>   if ((s1 = socket(AF_UNIX, SOCK_STREAM, 0)) == -1)
>-    exit(1);
>+    return 1;
>   a.sun_family = AF_UNIX;
>   strcpy(a.sun_path, son);
>   (void) unlink(son);
>   if (bind(s1, (struct sockaddr *) &a, strlen(son)+2) == -1)
>-    exit(1);
>+    return 1;
>   if (listen(s1, 2))
>-    exit(1);
>+    return 1;
>   if (fork() == 0)
>     {
>       if ((s2 = socket(AF_UNIX, SOCK_STREAM, 0)) == -1)
> 	kill(getppid(), 3);
>       (void)connect(s2, (struct sockaddr *)&a, strlen(son) + 2);
>       if (write(s2, "HELLO", 5) == -1)
> 	kill(getppid(), 3);
>-      exit(0);
>+      return 0;
>     }
>   l = sizeof(a);
>   close(0);
>   if (accept(s1, &a, &l))
>-    exit(1);
>+    return 1;
>   FD_SET(0, &f);
>   if (select(1, &f, 0, 0, 0) == -1)
>-    exit(1);
>-  exit(0);
>+    return 1;
>+  return 0;
> }
> ], AC_NOTE(- your sockets are usable) sock=1,
> AC_NOTE(- your sockets are not usable),
> AC_NOTE(- skipping check because we are cross compiling; assuming sockets are usable) sock=1)
> rm -f /tmp/conftest*
>@@ -491,26 +516,27 @@ AC_TRY_RUN([
> #include <sys/socket.h>
> #include <sys/un.h>
> 
> char *son = "/tmp/conftest$$";
> 
>+int
> main()
> {
>   int s;
>   struct stat stb;
>   struct sockaddr_un a;
>   if ((s = socket(AF_UNIX, SOCK_STREAM, 0)) == -1)
>-    exit(0);
>+    return 0;
>   a.sun_family = AF_UNIX;
>   strcpy(a.sun_path, son);
>   (void) unlink(son);
>   if (bind(s, (struct sockaddr *) &a, strlen(son)+2) == -1)
>-    exit(0);
>+    return 0;
>   if (stat(son, &stb))
>-    exit(1);
>+    return 1;
>   close(s);
>-  exit(0);
>+  return 0;
> }
> ],AC_NOTE(- you are normal),
> AC_NOTE(- unix domain sockets are not kept in the filesystem)
> AC_DEFINE(SOCK_NOT_IN_FS) socknofs=1,
> AC_NOTE(- skipping check because we are cross compiling; assuming sockets are normal))
>@@ -545,122 +571,167 @@ char *nam = "/tmp/conftest$$";
> #endif
> #ifndef S_IFIFO
> #define S_IFIFO 0010000
> #endif
> 
>+int
> main()
> {
>   fd_set f;
> 
> #ifdef __FreeBSD__
> /* From Andrew A. Chernov (ache@astral.msk.su):
>  * opening RDWR fifo fails in BSD 4.4, but select return values are
>  * right.
>  */
>-  exit(0);
>+  return 0;
> #endif
>   (void)alarm(5);
> #ifdef POSIX
>   if (mkfifo(nam, 0777))
> #else
>   if (mknod(nam, S_IFIFO|0777, 0))
> #endif
>-    exit(1);
>+    return 1;
>   close(0);
>   if (open(nam, O_RDWR | O_NONBLOCK))
>-    exit(1);
>+    return 1;
>   if (write(0, "TEST", 4) == -1)
>-    exit(1);
>+    return 1;
> 
> #else
> 
> #include <sys/types.h>
> #include <sys/socket.h>
> #include <sys/un.h>
>+#include <signal.h>
> 
>+int
> main()
> {
>   int s1, s2, l;
>   struct sockaddr_un a;
>   fd_set f;
> 
>   (void)alarm(5);
>   if ((s1 = socket(AF_UNIX, SOCK_STREAM, 0)) == -1)
>-    exit(1);
>+    return 1;
>   a.sun_family = AF_UNIX;
>   strcpy(a.sun_path, nam);
>   (void) unlink(nam);
>   if (bind(s1, (struct sockaddr *) &a, strlen(nam)+2) == -1)
>-    exit(1);
>+    return 1;
>   if (listen(s1, 2))
>-    exit(1);
>+    return 1;
>   if (fork() == 0)
>     {
>       if ((s2 = socket(AF_UNIX, SOCK_STREAM, 0)) == -1)
> 	kill(getppid(), 3);
>       (void)connect(s2, (struct sockaddr *)&a, strlen(nam) + 2);
>       if (write(s2, "HELLO", 5) == -1)
> 	kill(getppid(), 3);
>-      exit(0);
>+      return 0;
>     }
>   l = sizeof(a);
>   close(0);
>   if (accept(s1, (struct sockaddr *)&a, &l))
>-    exit(1);
>+    return 1;
> #endif
> 
> 
>   FD_SET(0, &f);
>   if (select(1, &f, 0, 0, 0) == -1)
>-    exit(1);
>+    return 1;
>   if (select(1, &f, &f, 0, 0) != 2)
>-    exit(1);
>-  exit(0);
>+    return 1;
>+  return 0;
> }
> ],AC_NOTE(- select is ok),
> AC_NOTE(- select can't count) AC_DEFINE(SELECT_BROKEN),
> AC_NOTE(- skipping check because we are cross compiling; assuming select is ok))
> 
> dnl
> dnl    ****  termcap or terminfo  ****
> dnl
> AC_CHECKING(for tgetent)
>-AC_TRY_LINK(,tgetent((char *)0, (char *)0);,,
>+AC_TRY_LINK([
>+    #include <curses.h>
>+    #include <term.h>
>+], [
>+    tgetent((char *)0, (char *)0);
>+],,
> olibs="$LIBS"
> LIBS="-lcurses $olibs"
> AC_CHECKING(libcurses)
>-AC_TRY_LINK(,[
>+AC_TRY_LINK([#include <curses.h>
>+    #include <term.h>
>+],[
> #ifdef __hpux
> __sorry_hpux_libcurses_is_totally_broken_in_10_10();
> #else
> tgetent((char *)0, (char *)0);
> #endif
> ],,
> LIBS="-ltermcap $olibs"
> AC_CHECKING(libtermcap)
>-AC_TRY_LINK(,tgetent((char *)0, (char *)0);,,
>+AC_TRY_LINK(
>+[#include <curses.h>
>+    #include <term.h>
>+],[
>+    tgetent((char *)0, (char *)0);
>+],,
> LIBS="-ltermlib $olibs"
> AC_CHECKING(libtermlib)
>-AC_TRY_LINK(,tgetent((char *)0, (char *)0);,,
>+AC_TRY_LINK(
>+[#include <curses.h>
>+    #include <term.h>
>+],[
>+    tgetent((char *)0, (char *)0);
>+],,
> LIBS="-lncursesw $olibs"
> AC_CHECKING(libncursesw)
>-AC_TRY_LINK(,tgetent((char *)0, (char *)0);,,
>+AC_TRY_LINK(
>+[#include <curses.h>
>+    #include <term.h>
>+],[
>+    tgetent((char *)0, (char *)0);
>+],,
> LIBS="-ltinfow $olibs"
> AC_CHECKING(libtinfow)
>-AC_TRY_LINK(,tgetent((char *)0, (char *)0);,,
>+AC_TRY_LINK(
>+[#include <curses.h>
>+    #include <term.h>
>+],[
>+    tgetent((char *)0, (char *)0);
>+],,
> LIBS="-lncurses $olibs"
> AC_CHECKING(libncurses)
>-AC_TRY_LINK(,tgetent((char *)0, (char *)0);,,
>+AC_TRY_LINK(
>+[#include <curses.h>
>+    #include <term.h>
>+],[
>+    tgetent((char *)0, (char *)0);
>+],,
> LIBS="-ltinfo $olibs"
> AC_CHECKING(libtinfo)
>-AC_TRY_LINK(,tgetent((char *)0, (char *)0);,,
>+AC_TRY_LINK(
>+[#include <curses.h>
>+    #include <term.h>
>+],[
>+    tgetent((char *)0, (char *)0);
>+],,
> AC_MSG_ERROR(!!! no tgetent - no screen)))))))))
> 
> AC_TRY_RUN([
>+#include <curses.h>
>+#include <string.h>
>+#include <term.h>
>+
>+int
> main()
> {
>- exit(strcmp(tgoto("%p1%d", 0, 1), "1") ? 0 : 1);
>+ return(strcmp(tgoto("%p1%d", 0, 1), "1") ? 0 : 1);
> }], AC_NOTE(- you use the termcap database),
> AC_NOTE(- you use the terminfo database) AC_DEFINE(TERMINFO),
> AC_NOTE(- skipping check because we are cross compiling; assuming terminfo database is used) AC_DEFINE(TERMINFO))
> AC_CHECKING(ospeed)
> AC_TRY_LINK(extern short ospeed;,ospeed=5;,,AC_DEFINE(NEED_OSPEED))
>@@ -677,11 +748,15 @@ fi
> 
> if test "$cross_compiling" = no ; then
> AC_CHECKING(for SVR4 ptys)
> sysvr4ptys=
> if test -c /dev/ptmx ; then
>-AC_TRY_LINK([],[ptsname(0);grantpt(0);unlockpt(0);],[AC_DEFINE(HAVE_SVR4_PTYS)
>+AC_TRY_LINK([
>+    #include <stdlib.h>
>+], [
>+    ptsname(0);grantpt(0);unlockpt(0);
>+],[AC_DEFINE(HAVE_SVR4_PTYS)
> sysvr4ptys=1])
> fi
> fi
> 
> AC_CHECK_FUNCS(getpt)
>@@ -733,33 +808,36 @@ AC_CHECKING(default tty permissions/group)
> rm -f conftest_grp
> AC_TRY_RUN([
> #include <sys/types.h>
> #include <sys/stat.h>
> #include <stdio.h>
>+#include <stdlib.h>
>+#include <unistd.h>
>+int
> main()
> {
>   struct stat sb;
>   char *x,*ttyname();
>   int om, m;
>   FILE *fp;
> 
>-  if (!(x = ttyname(0))) exit(1);
>-  if (stat(x, &sb)) exit(1);
>+  if (!(x = ttyname(0))) return 1;
>+  if (stat(x, &sb)) return 1;
>   om = sb.st_mode;
>-  if (om & 002) exit(0);
>+  if (om & 002) return 0;
>   m = system("mesg y");
>-  if (m == -1 || m == 127) exit(1);
>-  if (stat(x, &sb)) exit(1);
>+  if (m == -1 || m == 127) return 1;
>+  if (stat(x, &sb)) return 1;
>   m = sb.st_mode;
>-  if (chmod(x, om)) exit(1);
>-  if (m & 002) exit(0);
>-  if (sb.st_gid == getgid()) exit(1);
>+  if (chmod(x, om)) return 1;
>+  if (m & 002) return 0;
>+  if (sb.st_gid == getgid()) return 1;
>   if (!(fp=fopen("conftest_grp", "w")))
>-    exit(1);
>+    return 1;
>   fprintf(fp, "%d\n", sb.st_gid);
>   fclose(fp);
>-  exit(0);
>+  return 0;
> }
> ],[
>     if test -f conftest_grp; then
> 	ptygrp=`cat conftest_grp`
> 	AC_NOTE([- pty mode: $ptymode, group: $ptygrp])
>@@ -869,17 +942,25 @@ AC_CHECKING(for libutil(s))
> test -f /usr/lib/libutils.a && LIBS="$LIBS -lutils"
> test -f /usr/lib/libutil.a && LIBS="$LIBS -lutil"
> fi
> 
> AC_CHECKING(getloadavg)
>-AC_TRY_LINK(,[getloadavg((double *)0, 0);],
>+AC_TRY_LINK(
>+[
>+    #include <stdlib.h>
>+],[
>+    getloadavg((double *)0, 0);],
> AC_DEFINE(LOADAV_GETLOADAVG) load=1,
> if test "$cross_compiling" = no && test -f /usr/lib/libkvm.a ; then
> olibs="$LIBS"
> LIBS="$LIBS -lkvm"
> AC_CHECKING(getloadavg with -lkvm)
>-AC_TRY_LINK(,[getloadavg((double *)0, 0);],
>+AC_TRY_LINK(
>+[
>+    #include <stdlib.h>
>+],[
>+    getloadavg((double *)0, 0);],
> AC_DEFINE(LOADAV_GETLOADAVG) load=1, LIBS="$olibs")
> fi
> )
> 
> if test -z "$load" ; then
>@@ -931,10 +1012,11 @@ else
> 
> $nlist64
> 
> struct nlist nl[2];
> 
>+int
> main()
> {
> #if !defined(_AUX_SOURCE) && !defined(AUX)
> # ifdef NLIST_NAME_UNION
>   nl[0].n_un.n_name = "$av";
>@@ -944,12 +1026,12 @@ main()
> #else
>   strncpy(nl[0].n_name, "$av", sizeof(nl[0].n_name));
> #endif
>   nlist(LOADAV_UNIX, nl);
>   if (nl[0].n_value == 0)
>-    exit(1);
>-  exit(0);
>+    return 1;
>+  return 0;
> }
>   ],avensym=$av;break)
>   if test "$av" = _Loadavg; then
>     nlist64='#define nlist nlist64'
>   fi
>@@ -1068,21 +1150,22 @@ void
> hand()
> {
>   got++;
> }
> 
>+int
> main()
> {
>   /* on hpux we use sigvec to get bsd signals */
> #ifdef __hpux
>   (void)signal(SIGCLD, hand);
>   kill(getpid(), SIGCLD);
>   kill(getpid(), SIGCLD);
>   if (got < 2)
>-    exit(1);
>+    return 1;
> #endif
>-  exit(0);
>+  return 0;
> }
> ],,AC_DEFINE(SYSVSIGS),:)
> 
> fi
> 
>@@ -1107,14 +1190,22 @@ oldlibs="$LIBS"
> LIBS="$LIBS -lsun"
> AC_CHECKING(IRIX sun library)
> AC_TRY_LINK(,,,LIBS="$oldlibs")
> 
> AC_CHECKING(syslog)
>-AC_TRY_LINK(,[closelog();], , [oldlibs="$LIBS"
>+AC_TRY_LINK(
>+[#include <syslog.h>
>+], [
>+    closelog();
>+], , [oldlibs="$LIBS"
> LIBS="$LIBS -lbsd"
> AC_CHECKING(syslog in libbsd.a)
>-AC_TRY_LINK(, [closelog();], AC_NOTE(- found.), [LIBS="$oldlibs"
>+AC_TRY_LINK(
>+[#include <syslog.h>
>+], [
>+    closelog();
>+], AC_NOTE(- found.), [LIBS="$oldlibs"
> AC_NOTE(- bad news: syslog missing.) AC_DEFINE(NOSYSLOG)])])
> 
> AC_EGREP_CPP(YES_IS_DEFINED,
> [#ifdef M_UNIX
>    YES_IS_DEFINED;
>@@ -1147,66 +1238,87 @@ fi
> dnl AC_CHECK_HEADER(shadow.h, AC_DEFINE(SHADOWPW))
> AC_CHECKING(getspnam)
> AC_TRY_LINK([#include <shadow.h>], [getspnam("x");],AC_DEFINE(SHADOWPW))
> 
> AC_CHECKING(getttyent)
>-AC_TRY_LINK(,[getttyent();], AC_DEFINE(GETTTYENT))
>+AC_TRY_LINK(
>+[
>+    #include <ttyent.h>
>+],[
>+    getttyent();
>+], AC_DEFINE(GETTTYENT))
> 
> AC_CHECKING(fdwalk)
> AC_TRY_LINK([#include <stdlib.h>], [fdwalk(NULL, NULL);],AC_DEFINE(HAVE_FDWALK))
> 
> AC_CHECKING(whether memcpy/memmove/bcopy handles overlapping arguments)
> AC_TRY_RUN([
>+#include <string.h>
>+
>+int
> main() {
>   char buf[10];
>   strcpy(buf, "abcdefghi");
>   bcopy(buf, buf + 2, 3);
>   if (strncmp(buf, "ababcf", 6))
>-    exit(1);
>+    return 1;
>   strcpy(buf, "abcdefghi");
>   bcopy(buf + 2, buf, 3);
>   if (strncmp(buf, "cdedef", 6))
>-    exit(1);
>-  exit(0); /* libc version works properly.  */
>+    return 1;
>+  return 0; /* libc version works properly.  */
> }], AC_DEFINE(USEBCOPY),,:)
> 
> AC_TRY_RUN([
>+#include <string.h>
>+
> #define bcopy(s,d,l) memmove(d,s,l)
>+int
> main() {
>   char buf[10];
>   strcpy(buf, "abcdefghi");
>   bcopy(buf, buf + 2, 3);
>   if (strncmp(buf, "ababcf", 6))
>-    exit(1);
>+    return 1;
>   strcpy(buf, "abcdefghi");
>   bcopy(buf + 2, buf, 3);
>   if (strncmp(buf, "cdedef", 6))
>-    exit(1);
>-  exit(0); /* libc version works properly.  */
>+    return 1;
>+  return 0; /* libc version works properly.  */
> }], AC_DEFINE(USEMEMMOVE),,
>   AC_NOTE(- skipping check because we are cross compiling; use memmove) AC_DEFINE(USEMEMMOVE))
> 
> 
> AC_TRY_RUN([
>+#include <string.h>
>+
> #define bcopy(s,d,l) memcpy(d,s,l)
>+int
> main() {
>   char buf[10];
>   strcpy(buf, "abcdefghi");
>   bcopy(buf, buf + 2, 3);
>   if (strncmp(buf, "ababcf", 6))
>-    exit(1);
>+    return 1;
>   strcpy(buf, "abcdefghi");
>   bcopy(buf + 2, buf, 3);
>   if (strncmp(buf, "cdedef", 6))
>-    exit(1);
>-  exit(0); /* libc version works properly.  */
>+    return 1;
>+  return 0; /* libc version works properly.  */
> }], AC_DEFINE(USEMEMCPY),,:)
> 
> AC_SYS_LONG_FILE_NAMES
> 
> AC_MSG_CHECKING(for vsprintf)
>-AC_TRY_LINK([#include <stdarg.h>],[va_list valist; vsprintf(0,0,valist);], AC_MSG_RESULT(yes);AC_DEFINE(USEVARARGS), AC_MSG_RESULT(no))
>+AC_TRY_LINK(
>+[
>+    #include <stdarg.h>
>+    #include <stdio.h>
>+],
>+[
>+    va_list valist; vsprintf(0,0,valist);
>+], AC_MSG_RESULT(yes);AC_DEFINE(USEVARARGS), AC_MSG_RESULT(no))
> 
> AC_HEADER_DIRENT
> 
> AC_MSG_CHECKING(for setenv)
> if test -z "$ac_setenv_args"; then

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Attachments on bug 869371: 804244 | 804247