diff options
| -rw-r--r-- | libiberty/ChangeLog | 5 | ||||
| -rw-r--r-- | libiberty/aclocal.m4 | 14 | ||||
| -rw-r--r-- | libiberty/config.in | 4 | ||||
| -rwxr-xr-x | libiberty/configure | 190 | ||||
| -rw-r--r-- | libiberty/configure.in | 2 | ||||
| -rw-r--r-- | libiberty/pexecute.c | 3 | ||||
| -rw-r--r-- | libiberty/strtol.c | 3 | ||||
| -rw-r--r-- | libiberty/strtoul.c | 3 |
8 files changed, 146 insertions, 78 deletions
diff --git a/libiberty/ChangeLog b/libiberty/ChangeLog index db775df..20e0104 100644 --- a/libiberty/ChangeLog +++ b/libiberty/ChangeLog @@ -1,5 +1,10 @@ 2000-07-23 Michael Sokolov <msokolov@ivan.Harhan.ORG> + * aclocal.m4 (libiberty_AC_DECLARE_ERRNO): New macro. + * configure.in (libiberty_AC_DECLARE_ERRNO): Add check. + * configure, config.in: Regenerate. + * pexecute.c, strtol.c, strtoul.c: Declare errno if necessary. + * cp-demangle.c, mkstemps.c: #include <sys/types.h>. 2000-07-20 Joseph S. Myers <jsm28@cam.ac.uk> diff --git a/libiberty/aclocal.m4 b/libiberty/aclocal.m4 index b6a38d6..b6c611e 100644 --- a/libiberty/aclocal.m4 +++ b/libiberty/aclocal.m4 @@ -69,3 +69,17 @@ if test $ac_cv_func_strncmp_works = no ; then LIBOBJS="$LIBOBJS strncmp.o" fi ]) + +dnl See if errno must be declared even when <errno.h> is included. +AC_DEFUN(libiberty_AC_DECLARE_ERRNO, +[AC_CACHE_CHECK(whether errno must be declared, libiberty_cv_declare_errno, +[AC_TRY_COMPILE( +[#include <errno.h>], +[int x = errno;], +libiberty_cv_declare_errno=no, +libiberty_cv_declare_errno=yes)]) +if test $libiberty_cv_declare_errno = yes +then AC_DEFINE(NEED_DECLARATION_ERRNO, 1, + [Define if errno must be declared even when <errno.h> is included.]) +fi +]) diff --git a/libiberty/config.in b/libiberty/config.in index bc0c729..f9895c7 100644 --- a/libiberty/config.in +++ b/libiberty/config.in @@ -231,3 +231,7 @@ /* Define if you have the <unistd.h> header file. */ #undef HAVE_UNISTD_H + +/* Define if errno must be declared even when <errno.h> is included. */ +#undef NEED_DECLARATION_ERRNO + diff --git a/libiberty/configure b/libiberty/configure index ef375bb..168bd8f 100755 --- a/libiberty/configure +++ b/libiberty/configure @@ -1141,6 +1141,40 @@ EOF fi +echo $ac_n "checking whether errno must be declared""... $ac_c" 1>&6 +echo "configure:1146: checking whether errno must be declared" >&5 +if eval "test \"`echo '$''{'libiberty_cv_declare_errno'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + cat > conftest.$ac_ext <<EOF +#line 1151 "configure" +#include "confdefs.h" +#include <errno.h> +int main() { +int x = errno; +; return 0; } +EOF +if { (eval echo configure:1158: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then + rm -rf conftest* + libiberty_cv_declare_errno=no +else + echo "configure: failed program was:" >&5 + cat conftest.$ac_ext >&5 + rm -rf conftest* + libiberty_cv_declare_errno=yes +fi +rm -f conftest* +fi + +echo "$ac_t""$libiberty_cv_declare_errno" 1>&6 +if test $libiberty_cv_declare_errno = yes +then cat >> confdefs.h <<\EOF +#define NEED_DECLARATION_ERRNO 1 +EOF + +fi + + # This is the list of functions which libiberty will provide if they # are not available on the host. @@ -1196,12 +1230,12 @@ if test "x" = "y"; then for ac_func in asprintf atexit basename bcmp bcopy bzero calloc clock getcwd do echo $ac_n "checking for $ac_func""... $ac_c" 1>&6 -echo "configure:1200: checking for $ac_func" >&5 +echo "configure:1234: 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 <<EOF -#line 1205 "configure" +#line 1239 "configure" #include "confdefs.h" /* System header to define __stub macros and hopefully few prototypes, which can conflict with char $ac_func(); below. */ @@ -1224,7 +1258,7 @@ $ac_func(); ; return 0; } EOF -if { (eval echo configure:1228: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:1262: \"$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 @@ -1251,12 +1285,12 @@ done for ac_func in getpagesize index insque mkstemps memchr memcmp memcpy memmove do echo $ac_n "checking for $ac_func""... $ac_c" 1>&6 -echo "configure:1255: checking for $ac_func" >&5 +echo "configure:1289: 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 <<EOF -#line 1260 "configure" +#line 1294 "configure" #include "confdefs.h" /* System header to define __stub macros and hopefully few prototypes, which can conflict with char $ac_func(); below. */ @@ -1279,7 +1313,7 @@ $ac_func(); ; return 0; } EOF -if { (eval echo configure:1283: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:1317: \"$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 @@ -1306,12 +1340,12 @@ done for ac_func in memset putenv random rename rindex sigsetmask strcasecmp do echo $ac_n "checking for $ac_func""... $ac_c" 1>&6 -echo "configure:1310: checking for $ac_func" >&5 +echo "configure:1344: 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 <<EOF -#line 1315 "configure" +#line 1349 "configure" #include "confdefs.h" /* System header to define __stub macros and hopefully few prototypes, which can conflict with char $ac_func(); below. */ @@ -1334,7 +1368,7 @@ $ac_func(); ; return 0; } EOF -if { (eval echo configure:1338: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:1372: \"$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 @@ -1361,12 +1395,12 @@ done for ac_func in setenv strchr strdup strncasecmp strrchr strstr strtod strtol do echo $ac_n "checking for $ac_func""... $ac_c" 1>&6 -echo "configure:1365: checking for $ac_func" >&5 +echo "configure:1399: 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 <<EOF -#line 1370 "configure" +#line 1404 "configure" #include "confdefs.h" /* System header to define __stub macros and hopefully few prototypes, which can conflict with char $ac_func(); below. */ @@ -1389,7 +1423,7 @@ $ac_func(); ; return 0; } EOF -if { (eval echo configure:1393: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:1427: \"$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 @@ -1416,12 +1450,12 @@ done for ac_func in strtoul tmpnam vasprintf vfprintf vprintf vsprintf waitpid do echo $ac_n "checking for $ac_func""... $ac_c" 1>&6 -echo "configure:1420: checking for $ac_func" >&5 +echo "configure:1454: 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 <<EOF -#line 1425 "configure" +#line 1459 "configure" #include "confdefs.h" /* System header to define __stub macros and hopefully few prototypes, which can conflict with char $ac_func(); below. */ @@ -1444,7 +1478,7 @@ $ac_func(); ; return 0; } EOF -if { (eval echo configure:1448: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:1482: \"$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 @@ -1483,12 +1517,12 @@ EOF for ac_func in getrusage on_exit psignal strerror strsignal sysconf times do echo $ac_n "checking for $ac_func""... $ac_c" 1>&6 -echo "configure:1487: checking for $ac_func" >&5 +echo "configure:1521: 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 <<EOF -#line 1492 "configure" +#line 1526 "configure" #include "confdefs.h" /* System header to define __stub macros and hopefully few prototypes, which can conflict with char $ac_func(); below. */ @@ -1511,7 +1545,7 @@ $ac_func(); ; return 0; } EOF -if { (eval echo configure:1515: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:1549: \"$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 @@ -1538,12 +1572,12 @@ done for ac_func in sbrk gettimeofday do echo $ac_n "checking for $ac_func""... $ac_c" 1>&6 -echo "configure:1542: checking for $ac_func" >&5 +echo "configure:1576: 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 <<EOF -#line 1547 "configure" +#line 1581 "configure" #include "confdefs.h" /* System header to define __stub macros and hopefully few prototypes, which can conflict with char $ac_func(); below. */ @@ -1566,7 +1600,7 @@ $ac_func(); ; return 0; } EOF -if { (eval echo configure:1570: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:1604: \"$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 @@ -1748,7 +1782,7 @@ EOF # We haven't set the list of objects yet. Use the standard autoconf # tests. This will only work if the compiler works. echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6 -echo "configure:1752: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5 +echo "configure:1786: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5 ac_ext=c # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options. @@ -1759,12 +1793,12 @@ cross_compiling=$ac_cv_prog_cc_cross cat > conftest.$ac_ext << EOF -#line 1763 "configure" +#line 1797 "configure" #include "confdefs.h" main(){return(0);} EOF -if { (eval echo configure:1768: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:1802: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then ac_cv_prog_cc_works=yes # If we can't run a trivial program, we are probably using a cross compiler. if (./conftest; exit) 2>/dev/null; then @@ -1790,19 +1824,19 @@ if test $ac_cv_prog_cc_works = no; then { echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; } fi echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6 -echo "configure:1794: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5 +echo "configure:1828: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5 echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6 cross_compiling=$ac_cv_prog_cc_cross for ac_func in $funcs do echo $ac_n "checking for $ac_func""... $ac_c" 1>&6 -echo "configure:1801: checking for $ac_func" >&5 +echo "configure:1835: 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 <<EOF -#line 1806 "configure" +#line 1840 "configure" #include "confdefs.h" /* System header to define __stub macros and hopefully few prototypes, which can conflict with char $ac_func(); below. */ @@ -1825,7 +1859,7 @@ $ac_func(); ; return 0; } EOF -if { (eval echo configure:1829: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:1863: \"$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 @@ -1872,19 +1906,19 @@ EOF # 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""... $ac_c" 1>&6 -echo "configure:1876: checking for working alloca.h" >&5 +echo "configure:1910: checking for working alloca.h" >&5 if eval "test \"`echo '$''{'ac_cv_header_alloca_h'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <<EOF -#line 1881 "configure" +#line 1915 "configure" #include "confdefs.h" #include <alloca.h> int main() { char *p = alloca(2 * sizeof(int)); ; return 0; } EOF -if { (eval echo configure:1888: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:1922: \"$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 @@ -1905,12 +1939,12 @@ EOF fi echo $ac_n "checking for alloca""... $ac_c" 1>&6 -echo "configure:1909: checking for alloca" >&5 +echo "configure:1943: checking for alloca" >&5 if eval "test \"`echo '$''{'ac_cv_func_alloca_works'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <<EOF -#line 1914 "configure" +#line 1948 "configure" #include "confdefs.h" #ifdef __GNUC__ @@ -1938,7 +1972,7 @@ int main() { char *p = (char *) alloca(1); ; return 0; } EOF -if { (eval echo configure:1942: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:1976: \"$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 @@ -1970,12 +2004,12 @@ EOF echo $ac_n "checking whether alloca needs Cray hooks""... $ac_c" 1>&6 -echo "configure:1974: checking whether alloca needs Cray hooks" >&5 +echo "configure:2008: checking whether alloca needs Cray hooks" >&5 if eval "test \"`echo '$''{'ac_cv_os_cray'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <<EOF -#line 1979 "configure" +#line 2013 "configure" #include "confdefs.h" #if defined(CRAY) && ! defined(CRAY2) webecray @@ -2000,12 +2034,12 @@ echo "$ac_t""$ac_cv_os_cray" 1>&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:2004: checking for $ac_func" >&5 +echo "configure:2038: 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 <<EOF -#line 2009 "configure" +#line 2043 "configure" #include "confdefs.h" /* System header to define __stub macros and hopefully few prototypes, which can conflict with char $ac_func(); below. */ @@ -2028,7 +2062,7 @@ $ac_func(); ; return 0; } EOF -if { (eval echo configure:2032: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:2066: \"$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 @@ -2055,7 +2089,7 @@ done fi echo $ac_n "checking stack direction for C alloca""... $ac_c" 1>&6 -echo "configure:2059: checking stack direction for C alloca" >&5 +echo "configure:2093: checking stack direction for C alloca" >&5 if eval "test \"`echo '$''{'ac_cv_c_stack_direction'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -2063,7 +2097,7 @@ else ac_cv_c_stack_direction=0 else cat > conftest.$ac_ext <<EOF -#line 2067 "configure" +#line 2101 "configure" #include "confdefs.h" find_stack_direction () { @@ -2082,7 +2116,7 @@ main () exit (find_stack_direction() < 0); } EOF -if { (eval echo configure:2086: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null +if { (eval echo configure:2120: \"$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 @@ -2107,12 +2141,12 @@ fi esac echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6 -echo "configure:2111: checking for ANSI C header files" >&5 +echo "configure:2145: checking for ANSI C header files" >&5 if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <<EOF -#line 2116 "configure" +#line 2150 "configure" #include "confdefs.h" #include <stdlib.h> #include <stdarg.h> @@ -2120,7 +2154,7 @@ else #include <float.h> EOF ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out" -{ (eval echo configure:2124: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } +{ (eval echo configure:2158: \"$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* @@ -2137,7 +2171,7 @@ rm -f conftest* if test $ac_cv_header_stdc = yes; then # SunOS 4.x string.h does not declare mem*, contrary to ANSI. cat > conftest.$ac_ext <<EOF -#line 2141 "configure" +#line 2175 "configure" #include "confdefs.h" #include <string.h> EOF @@ -2155,7 +2189,7 @@ fi if test $ac_cv_header_stdc = yes; then # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI. cat > conftest.$ac_ext <<EOF -#line 2159 "configure" +#line 2193 "configure" #include "confdefs.h" #include <stdlib.h> EOF @@ -2176,7 +2210,7 @@ if test "$cross_compiling" = yes; then : else cat > conftest.$ac_ext <<EOF -#line 2180 "configure" +#line 2214 "configure" #include "confdefs.h" #include <ctype.h> #define ISLOWER(c) ('a' <= (c) && (c) <= 'z') @@ -2187,7 +2221,7 @@ if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2); exit (0); } EOF -if { (eval echo configure:2191: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null +if { (eval echo configure:2225: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null then : else @@ -2211,12 +2245,12 @@ EOF fi echo $ac_n "checking for pid_t""... $ac_c" 1>&6 -echo "configure:2215: checking for pid_t" >&5 +echo "configure:2249: checking for pid_t" >&5 if eval "test \"`echo '$''{'ac_cv_type_pid_t'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <<EOF -#line 2220 "configure" +#line 2254 "configure" #include "confdefs.h" #include <sys/types.h> #if STDC_HEADERS @@ -2245,17 +2279,17 @@ fi ac_safe=`echo "vfork.h" | sed 'y%./+-%__p_%'` echo $ac_n "checking for vfork.h""... $ac_c" 1>&6 -echo "configure:2249: checking for vfork.h" >&5 +echo "configure:2283: checking for vfork.h" >&5 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <<EOF -#line 2254 "configure" +#line 2288 "configure" #include "confdefs.h" #include <vfork.h> EOF ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out" -{ (eval echo configure:2259: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } +{ (eval echo configure:2293: \"$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* @@ -2280,18 +2314,18 @@ else fi echo $ac_n "checking for working vfork""... $ac_c" 1>&6 -echo "configure:2284: checking for working vfork" >&5 +echo "configure:2318: checking for working vfork" >&5 if eval "test \"`echo '$''{'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""... $ac_c" 1>&6 -echo "configure:2290: checking for vfork" >&5 +echo "configure:2324: checking for vfork" >&5 if eval "test \"`echo '$''{'ac_cv_func_vfork'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <<EOF -#line 2295 "configure" +#line 2329 "configure" #include "confdefs.h" /* System header to define __stub macros and hopefully few prototypes, which can conflict with char vfork(); below. */ @@ -2314,7 +2348,7 @@ vfork(); ; return 0; } EOF -if { (eval echo configure:2318: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:2352: \"$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 @@ -2336,7 +2370,7 @@ fi ac_cv_func_vfork_works=$ac_cv_func_vfork else cat > conftest.$ac_ext <<EOF -#line 2340 "configure" +#line 2374 "configure" #include "confdefs.h" /* Thanks to Paul Eggert for this test. */ #include <stdio.h> @@ -2431,7 +2465,7 @@ main() { } } EOF -if { (eval echo configure:2435: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null +if { (eval echo configure:2469: \"$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 @@ -2458,19 +2492,19 @@ fi fi for v in $vars; do echo $ac_n "checking for $v""... $ac_c" 1>&6 -echo "configure:2462: checking for $v" >&5 +echo "configure:2496: checking for $v" >&5 if eval "test \"`echo '$''{'libiberty_cv_var_$v'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <<EOF -#line 2467 "configure" +#line 2501 "configure" #include "confdefs.h" int *p; int main() { extern int $v; p = &$v; ; return 0; } EOF -if { (eval echo configure:2474: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:2508: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then rm -rf conftest* eval "libiberty_cv_var_$v=yes" else @@ -2496,12 +2530,12 @@ EOF for ac_func in $checkfuncs do echo $ac_n "checking for $ac_func""... $ac_c" 1>&6 -echo "configure:2500: checking for $ac_func" >&5 +echo "configure:2534: 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 <<EOF -#line 2505 "configure" +#line 2539 "configure" #include "confdefs.h" /* System header to define __stub macros and hopefully few prototypes, which can conflict with char $ac_func(); below. */ @@ -2524,7 +2558,7 @@ $ac_func(); ; return 0; } EOF -if { (eval echo configure:2528: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:2562: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then rm -rf conftest* eval "ac_cv_func_$ac_func=yes" else @@ -2554,17 +2588,17 @@ for ac_hdr in unistd.h do ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'` echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6 -echo "configure:2558: checking for $ac_hdr" >&5 +echo "configure:2592: 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 -#line 2563 "configure" +#line 2597 "configure" #include "confdefs.h" #include <$ac_hdr> EOF ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out" -{ (eval echo configure:2568: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } +{ (eval echo configure:2602: \"$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* @@ -2593,12 +2627,12 @@ done for ac_func in getpagesize do echo $ac_n "checking for $ac_func""... $ac_c" 1>&6 -echo "configure:2597: checking for $ac_func" >&5 +echo "configure:2631: 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 <<EOF -#line 2602 "configure" +#line 2636 "configure" #include "confdefs.h" /* System header to define __stub macros and hopefully few prototypes, which can conflict with char $ac_func(); below. */ @@ -2621,7 +2655,7 @@ $ac_func(); ; return 0; } EOF -if { (eval echo configure:2625: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:2659: \"$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 @@ -2646,7 +2680,7 @@ fi done echo $ac_n "checking for working mmap""... $ac_c" 1>&6 -echo "configure:2650: checking for working mmap" >&5 +echo "configure:2684: checking for working mmap" >&5 if eval "test \"`echo '$''{'ac_cv_func_mmap_fixed_mapped'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -2654,7 +2688,7 @@ else ac_cv_func_mmap_fixed_mapped=no else cat > conftest.$ac_ext <<EOF -#line 2658 "configure" +#line 2692 "configure" #include "confdefs.h" /* Thanks to Mike Haertel and Jim Avera for this test. @@ -2794,7 +2828,7 @@ main() } EOF -if { (eval echo configure:2798: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null +if { (eval echo configure:2832: \"$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 @@ -2818,7 +2852,7 @@ fi echo $ac_n "checking for working strncmp""... $ac_c" 1>&6 -echo "configure:2822: checking for working strncmp" >&5 +echo "configure:2856: checking for working strncmp" >&5 if eval "test \"`echo '$''{'ac_cv_func_strncmp_works'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -2826,7 +2860,7 @@ else ac_cv_func_strncmp_works=no else cat > conftest.$ac_ext <<EOF -#line 2830 "configure" +#line 2864 "configure" #include "confdefs.h" /* Test by Jim Wilson and Kaveh Ghazi. @@ -2887,7 +2921,7 @@ main () } EOF -if { (eval echo configure:2891: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null +if { (eval echo configure:2925: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null then ac_cv_func_strncmp_works=yes else diff --git a/libiberty/configure.in b/libiberty/configure.in index 6ad054a..ecae1b1 100644 --- a/libiberty/configure.in +++ b/libiberty/configure.in @@ -112,6 +112,8 @@ AC_SUBST_FILE(host_makefile_frag) AC_CHECK_HEADERS(sys/file.h sys/param.h stdlib.h string.h unistd.h strings.h sys/time.h sys/resource.h sys/stat.h sys/mman.h fcntl.h) AC_HEADER_SYS_WAIT +libiberty_AC_DECLARE_ERRNO + # This is the list of functions which libiberty will provide if they # are not available on the host. diff --git a/libiberty/pexecute.c b/libiberty/pexecute.c index f1aea9d..4a1970d 100644 --- a/libiberty/pexecute.c +++ b/libiberty/pexecute.c @@ -29,6 +29,9 @@ Boston, MA 02111-1307, USA. */ #include <stdio.h> #include <errno.h> +#ifdef NEED_DECLARATION_ERRNO +extern int errno; +#endif #ifdef HAVE_STRING_H #include <string.h> #endif diff --git a/libiberty/strtol.c b/libiberty/strtol.c index 5467cc3..b4c66c4 100644 --- a/libiberty/strtol.c +++ b/libiberty/strtol.c @@ -31,6 +31,9 @@ #include <limits.h> #include <ctype.h> #include <errno.h> +#ifdef NEED_DECLARATION_ERRNO +extern int errno; +#endif #if 0 #include <stdlib.h> #endif diff --git a/libiberty/strtoul.c b/libiberty/strtoul.c index 2ec3204..59d428c 100644 --- a/libiberty/strtoul.c +++ b/libiberty/strtoul.c @@ -31,6 +31,9 @@ #include <limits.h> #include <ctype.h> #include <errno.h> +#ifdef NEED_DECLARATION_ERRNO +extern int errno; +#endif #if 0 #include <stdlib.h> #endif |