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configure: keep LD_LIBRARY_PATH changes local 

... only set it when we actually have to run tests to reduce its impact
on for example build commands etc.

Fixes #2490
Closes #2492

Reported-by: Dmitry Mikhirev
This commit is contained in:
Daniel Stenberg 2018-04-13 14:07:39 +02:00
parent 627bd7da76
commit 2d4c2152c9
No known key found for this signature in database
GPG Key ID: 5CC908FDB71E12C2
2 changed files with 63 additions and 49 deletions
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94
configure.ac
View File

@ -1053,13 +1053,13 @@ if test X"$OPT_BROTLI" != Xno; then
if test "$HAVE_BROTLI" = "1"; then
if test -n "$DIR_BROTLI"; then
dnl when the brotli shared libs were found in a path that the run-time
dnl linker doesn't search through, we need to add it to LD_LIBRARY_PATH
dnl linker doesn't search through, we need to add it to CURL_LIBRARY_PATH
dnl to prevent further configure tests to fail due to this
if test "x$cross_compiling" != "xyes"; then
LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$DIR_BROTLI"
export LD_LIBRARY_PATH
AC_MSG_NOTICE([Added $DIR_BROTLI to LD_LIBRARY_PATH])
CURL_LIBRARY_PATH="$CURL_LIBRARY_PATH:$DIR_BROTLI"
export CURL_LIBRARY_PATH
AC_MSG_NOTICE([Added $DIR_BROTLI to CURL_LIBRARY_PATH])
fi
fi
else
@ -1230,13 +1230,11 @@ dnl Check if the operating system allows programs to write to their own argv[]
dnl **********************************************************************
AC_MSG_CHECKING([if argv can be written to])
AC_RUN_IFELSE([
AC_LANG_SOURCE([[
CURL_RUN_IFELSE([
int main(int argc, char ** argv) {
argv[0][0] = ' ';
return (argv[0][0] == ' ')?0:1;
}
]])
],[
curl_cv_writable_argv=yes
],[
@ -1811,12 +1809,12 @@ if test -z "$ssl_backends" -o "x$OPT_SSL" != xno &&
if test "$OPENSSL_ENABLED" = "1"; then
if test -n "$LIB_OPENSSL"; then
dnl when the ssl shared libs were found in a path that the run-time
dnl linker doesn't search through, we need to add it to LD_LIBRARY_PATH
dnl linker doesn't search through, we need to add it to CURL_LIBRARY_PATH
dnl to prevent further configure tests to fail due to this
if test "x$cross_compiling" != "xyes"; then
LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$LIB_OPENSSL"
export LD_LIBRARY_PATH
AC_MSG_NOTICE([Added $LIB_OPENSSL to LD_LIBRARY_PATH])
CURL_LIBRARY_PATH="$CURL_LIBRARY_PATH:$LIB_OPENSSL"
export CURL_LIBRARY_PATH
AC_MSG_NOTICE([Added $LIB_OPENSSL to CURL_LIBRARY_PATH])
fi
fi
CURL_CHECK_OPENSSL_API
@ -1973,12 +1971,12 @@ if test -z "$ssl_backends" -o "x$OPT_GNUTLS" != xno; then
if test -n "$gtlslib"; then
dnl when shared libs were found in a path that the run-time
dnl linker doesn't search through, we need to add it to
dnl LD_LIBRARY_PATH to prevent further configure tests to fail
dnl CURL_LIBRARY_PATH to prevent further configure tests to fail
dnl due to this
if test "x$cross_compiling" != "xyes"; then
LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$gtlslib"
export LD_LIBRARY_PATH
AC_MSG_NOTICE([Added $gtlslib to LD_LIBRARY_PATH])
CURL_LIBRARY_PATH="$CURL_LIBRARY_PATH:$gtlslib"
export CURL_LIBRARY_PATH
AC_MSG_NOTICE([Added $gtlslib to CURL_LIBRARY_PATH])
fi
fi
AC_CHECK_FUNCS([gnutls_certificate_set_x509_key_file2 gnutls_alpn_set_protocols gnutls_ocsp_req_init])
@ -2109,12 +2107,12 @@ if test -z "$ssl_backends" -o "x$OPT_POLARSSL" != xno; then
if test -n "$polarssllib"; then
dnl when shared libs were found in a path that the run-time
dnl linker doesn't search through, we need to add it to
dnl LD_LIBRARY_PATH to prevent further configure tests to fail
dnl CURL_LIBRARY_PATH to prevent further configure tests to fail
dnl due to this
if test "x$cross_compiling" != "xyes"; then
LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$polarssllib"
export LD_LIBRARY_PATH
AC_MSG_NOTICE([Added $polarssllib to LD_LIBRARY_PATH])
CURL_LIBRARY_PATH="$CURL_LIBRARY_PATH:$polarssllib"
export CURL_LIBRARY_PATH
AC_MSG_NOTICE([Added $polarssllib to CURL_LIBRARY_PATH])
fi
fi
fi
@ -2200,12 +2198,12 @@ if test -z "$ssl_backends" -o "x$OPT_MBEDTLS" != xno; then
if test -n "$mbedtlslib"; then
dnl when shared libs were found in a path that the run-time
dnl linker doesn't search through, we need to add it to
dnl LD_LIBRARY_PATH to prevent further configure tests to fail
dnl CURL_LIBRARY_PATH to prevent further configure tests to fail
dnl due to this
if test "x$cross_compiling" != "xyes"; then
LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$mbedtlslib"
export LD_LIBRARY_PATH
AC_MSG_NOTICE([Added $mbedtlslib to LD_LIBRARY_PATH])
CURL_LIBRARY_PATH="$CURL_LIBRARY_PATH:$mbedtlslib"
export CURL_LIBRARY_PATH
AC_MSG_NOTICE([Added $mbedtlslib to CURL_LIBRARY_PATH])
fi
fi
fi
@ -2367,12 +2365,12 @@ if test -z "$ssl_backends" -o "x$OPT_CYASSL" != xno; then
if test -n "$cyassllib"; then
dnl when shared libs were found in a path that the run-time
dnl linker doesn't search through, we need to add it to
dnl LD_LIBRARY_PATH to prevent further configure tests to fail
dnl CURL_LIBRARY_PATH to prevent further configure tests to fail
dnl due to this
if test "x$cross_compiling" != "xyes"; then
LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$cyassllib"
export LD_LIBRARY_PATH
AC_MSG_NOTICE([Added $cyassllib to LD_LIBRARY_PATH])
CURL_LIBRARY_PATH="$CURL_LIBRARY_PATH:$cyassllib"
export CURL_LIBRARY_PATH
AC_MSG_NOTICE([Added $cyassllib to CURL_LIBRARY_PATH])
fi
fi
@ -2498,12 +2496,12 @@ if test -z "$ssl_backends" -o "x$OPT_NSS" != xno; then
dnl when shared libs were found in a path that the run-time
dnl linker doesn't search through, we need to add it to
dnl LD_LIBRARY_PATH to prevent further configure tests to fail
dnl CURL_LIBRARY_PATH to prevent further configure tests to fail
dnl due to this
if test "x$cross_compiling" != "xyes"; then
LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$nssprefix/lib$libsuff"
export LD_LIBRARY_PATH
AC_MSG_NOTICE([Added $nssprefix/lib$libsuff to LD_LIBRARY_PATH])
CURL_LIBRARY_PATH="$CURL_LIBRARY_PATH:$nssprefix/lib$libsuff"
export CURL_LIBRARY_PATH
AC_MSG_NOTICE([Added $nssprefix/lib$libsuff to CURL_LIBRARY_PATH])
fi
fi dnl NSS found
@ -2559,9 +2557,9 @@ if test -z "$ssl_backends" -o "x$OPT_AXTLS" != xno; then
test axtls != "$DEFAULT_SSL_BACKEND" || VALID_DEFAULT_SSL_BACKEND=yes
if test "x$cross_compiling" != "xyes"; then
LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$LIB_AXTLS"
export LD_LIBRARY_PATH
AC_MSG_NOTICE([Added $LIB_AXTLS to LD_LIBRARY_PATH])
CURL_LIBRARY_PATH="$CURL_LIBRARY_PATH:$LIB_AXTLS"
export CURL_LIBRARY_PATH
AC_MSG_NOTICE([Added $LIB_AXTLS to CURL_LIBRARY_PATH])
fi
],[
LDFLAGS="$CLEANLDFLAGS"
@ -2802,13 +2800,13 @@ if test X"$OPT_LIBSSH2" != Xno; then
if test "$LIBSSH2_ENABLED" = "1"; then
if test -n "$DIR_SSH2"; then
dnl when the libssh2 shared libs were found in a path that the run-time
dnl linker doesn't search through, we need to add it to LD_LIBRARY_PATH
dnl linker doesn't search through, we need to add it to CURL_LIBRARY_PATH
dnl to prevent further configure tests to fail due to this
if test "x$cross_compiling" != "xyes"; then
LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$DIR_SSH2"
export LD_LIBRARY_PATH
AC_MSG_NOTICE([Added $DIR_SSH2 to LD_LIBRARY_PATH])
CURL_LIBRARY_PATH="$CURL_LIBRARY_PATH:$DIR_SSH2"
export CURL_LIBRARY_PATH
AC_MSG_NOTICE([Added $DIR_SSH2 to CURL_LIBRARY_PATH])
fi
fi
else
@ -2875,13 +2873,13 @@ elif test X"$OPT_LIBSSH" != Xno; then
if test "$LIBSSH_ENABLED" = "1"; then
if test -n "$DIR_SSH"; then
dnl when the libssh shared libs were found in a path that the run-time
dnl linker doesn't search through, we need to add it to LD_LIBRARY_PATH
dnl linker doesn't search through, we need to add it to CURL_LIBRARY_PATH
dnl to prevent further configure tests to fail due to this
if test "x$cross_compiling" != "xyes"; then
LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$DIR_SSH"
export LD_LIBRARY_PATH
AC_MSG_NOTICE([Added $DIR_SSH to LD_LIBRARY_PATH])
CURL_LIBRARY_PATH="$CURL_LIBRARY_PATH:$DIR_SSH"
export CURL_LIBRARY_PATH
AC_MSG_NOTICE([Added $DIR_SSH to CURL_LIBRARY_PATH])
fi
fi
else
@ -3217,9 +3215,9 @@ if test "$want_idn" = "yes"; then
AC_SUBST([IDN_ENABLED], [1])
curl_idn_msg="enabled (libidn2)"
if test -n "$IDN_DIR" -a "x$cross_compiling" != "xyes"; then
LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$IDN_DIR"
export LD_LIBRARY_PATH
AC_MSG_NOTICE([Added $IDN_DIR to LD_LIBRARY_PATH])
CURL_LIBRARY_PATH="$CURL_LIBRARY_PATH:$IDN_DIR"
export CURL_LIBRARY_PATH
AC_MSG_NOTICE([Added $IDN_DIR to CURL_LIBRARY_PATH])
fi
else
AC_MSG_WARN([Cannot find libraries for IDN support: IDN disabled])
@ -3513,13 +3511,13 @@ AC_CHECK_TYPE(sa_family_t,
])
AC_MSG_CHECKING([if time_t is unsigned])
AC_RUN_IFELSE([
AC_LANG_SOURCE([[
CURL_RUN_IFELSE(
[
#include <time.h>
#include <limits.h>
time_t t = -1;
return (t > 0);
]])] ,[
],[
AC_MSG_RESULT([yes])
AC_DEFINE(HAVE_TIME_T_UNSIGNED, 1, [Define this if time_t is unsigned])
],[

18
m4/curl-functions.m4
View File

@ -5,7 +5,7 @@
# | (__| |_| | _ <| |___
# \___|\___/|_| \_\_____|
#
# Copyright (C) 1998 - 2016, Daniel Stenberg, <daniel@haxx.se>, et al.
# Copyright (C) 1998 - 2018, Daniel Stenberg, <daniel@haxx.se>, et al.
#
# This software is licensed as described in the file COPYING, which
# you should have received as part of this distribution. The terms
@ -7008,3 +7008,19 @@ AC_DEFUN([CURL_CHECK_FUNC_WRITEV], [
curl_cv_func_writev="no"
fi
])
dnl CURL_RUN_IFELSE
dnl -------------------------------------------------
dnl Wrapper macro to use instead of AC_RUN_IFELSE. It
dnl sets LD_LIBRARY_PATH locally for this run only, from the
dnl CURL_LIBRARY_PATH variable. It keeps the LD_LIBRARY_PATH
dnl changes contained within this macro.
AC_DEFUN([CURL_RUN_IFELSE], [
AC_REQUIRE([AC_RUN_IFELSE])dnl
old=$LD_LIBRARY_PATH
LD_LIBRARY_PATH=$CURL_LIBRARY_PATH
AC_RUN_IFELSE([AC_LANG_SOURCE([$1])], $2, $3, $4)
LD_LIBRARY_PATH=$old # restore
])