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7f51f21d AM |
1 | diff -urN povray-3.6.1.org/acinclude.m4 povray-3.6.1/acinclude.m4 |
2 | --- povray-3.6.1.org/acinclude.m4 2004-08-03 01:16:14.000000000 +0200 | |
3 | +++ povray-3.6.1/acinclude.m4 2007-01-27 22:37:25.000000000 +0100 | |
4 | @@ -95,12 +95,12 @@ | |
5 | ||
6 | # check for -dumpversion | |
7 | AC_TRY_COMMAND([$CXX -dumpversion < /dev/null 2> /dev/null > conftest.out]) | |
8 | - pov_prog_cxx_version=`cat conftest.out | $ac_cv_prog_egrep '[[0-9]]'` | |
9 | + pov_prog_cxx_version=$(cat conftest.out | egrep '[[0-9]]') | |
10 | ||
11 | # check for -v | |
12 | if test -z "$pov_prog_cxx_version"; then | |
13 | AC_TRY_COMMAND([$CXX -v < /dev/null 2>&1 | tr A-Z a-z > conftest.out]) | |
14 | - pov_prog_cxx_version=`cat conftest.out | $ac_cv_prog_egrep "version" | sed 's,\(.*version[[[:space:]]]*\)\(.*\),\2,'` | |
15 | + pov_prog_cxx_version=$(cat conftest.out | egrep "version" | sed 's,\(.*version[[[:space:]]]*\)\(.*\),\2,') | |
16 | fi | |
17 | ||
18 | # final compiler version string | |
19 | @@ -131,7 +131,7 @@ | |
20 | AC_REQUIRE([AC_PROG_EGREP]) | |
21 | ||
22 | # Create a unique cache-id name (multiple flags are handled). | |
23 | - pov_prog_cxx_flags_var=pov_cv_prog_cxx_flags`echo $1 | sed 's,[[^a-zA-Z0-9]],_,g'` | |
24 | + pov_prog_cxx_flags_var=pov_cv_prog_cxx_flags$(echo $1 | sed 's,[[^a-zA-Z0-9]],_,g') | |
25 | ||
26 | # Create the extended regular expression to handle multiple flags. | |
27 | # For instance, "-first-flag -second-flag -X" gives the regexp: | |
28 | @@ -140,7 +140,7 @@ | |
29 | # FreeBSD and Darwin seem to have a problem with the \+ sed construct | |
30 | # (but apparently not with the \{x,y\} one). For safety, I prefer to | |
31 | # use [[:space:]][[:space:]]* for [[:space:]]\+ | |
32 | - pov_prog_cxx_flags_regexp=`echo $1 | sed 's,\(-.\)\([[^[:space:]]]*\),\\\\\1|\2,g; s,[[[:space:]]][[[:space:]]]*,|,g; s,\(.\)||,\1|\1|,g; s,\(.\)|$,\1|\1,'` | |
33 | + pov_prog_cxx_flags_regexp=$(echo $1 | sed 's,\(-.\)\([[^[:space:]]]*\),\\\\\1|\2,g; s,[[[:space:]]][[[:space:]]]*,|,g; s,\(.\)||,\1|\1|,g; s,\(.\)|$,\1|\1,') | |
34 | ||
35 | # Cannot use AC_CACHE_CHECK due to the nature of the cache-id variable. | |
36 | AC_MSG_CHECKING([whether $CXX accepts $1]) | |
37 | @@ -155,10 +155,10 @@ | |
38 | AC_TRY_COMMAND([$CXX -c conftest.$ac_ext > /dev/null 2> conftest.err0]) | |
39 | AC_TRY_COMMAND([$CXX -c $1 conftest.$ac_ext > /dev/null 2> conftest.err]) | |
40 | AC_TRY_COMMAND([cat conftest.err >&5]) | |
41 | - AC_TRY_COMMAND([$ac_cv_prog_egrep \"$pov_prog_cxx_flags_regexp\" conftest.err 2>&1 > /dev/null]) | |
42 | + AC_TRY_COMMAND([egrep \"$pov_prog_cxx_flags_regexp\" conftest.err 2>&1 > /dev/null]) | |
43 | # the command above seems to not always return the correct status, so | |
44 | # for safety I rerun it here; I keep the other one for logging purpose. | |
45 | - pov_prog_cxx_flags_err=`$ac_cv_prog_egrep "$pov_prog_cxx_flags_regexp" conftest.err` | |
46 | + pov_prog_cxx_flags_err=$(egrep "$pov_prog_cxx_flags_regexp" conftest.err) | |
47 | AC_TRY_COMMAND([diff conftest.err0 conftest.err >&5]) | |
48 | if test -z "$pov_prog_cxx_flags_err" \ | |
49 | || test -z "`diff conftest.err0 conftest.err`"; then | |
50 | @@ -192,8 +192,8 @@ | |
51 | [ | |
52 | AC_REQUIRE([AC_PROG_EGREP]) | |
53 | ||
54 | - pov_prog_cc_flags_var=pov_cv_prog_cc_flags`echo $1 | sed 's,[[^a-zA-Z0-9]],_,g'` | |
55 | - pov_prog_cc_flags_regexp=`echo $1 | sed 's,\(-.\)\([[^[:space:]]]*\),\\\\\1|\2,g; s,[[[:space:]]][[[:space:]]]*,|,g; s,\(.\)||,\1|\1|,g; s,\(.\)|$,\1|\1,'` | |
56 | + pov_prog_cc_flags_var=pov_cv_prog_cc_flags$(echo $1 | sed 's,[[^a-zA-Z0-9]],_,g') | |
57 | + pov_prog_cc_flags_regexp=$(echo $1 | sed 's,\(-.\)\([[^[:space:]]]*\),\\\\\1|\2,g; s,[[[:space:]]][[[:space:]]]*,|,g; s,\(.\)||,\1|\1|,g; s,\(.\)|$,\1|\1,') | |
58 | ||
59 | AC_MSG_CHECKING([whether $CC accepts $1]) | |
60 | AC_CACHE_VAL( | |
61 | @@ -204,8 +204,8 @@ | |
62 | AC_TRY_COMMAND([$CC -c conftest.$ac_ext > /dev/null 2> conftest.err0]) | |
63 | AC_TRY_COMMAND([$CC -c $1 conftest.$ac_ext > /dev/null 2> conftest.err]) | |
64 | AC_TRY_COMMAND([cat conftest.err >&5]) | |
65 | - AC_TRY_COMMAND([$ac_cv_prog_egrep \"$pov_prog_cc_flags_regexp\" conftest.err 2>&1 > /dev/null]) | |
66 | - pov_prog_cc_flags_err=`$ac_cv_prog_egrep "$pov_prog_cc_flags_regexp" conftest.err` | |
67 | + AC_TRY_COMMAND([egrep \"$pov_prog_cc_flags_regexp\" conftest.err 2>&1 > /dev/null]) | |
68 | + pov_prog_cc_flags_err=$(egrep "$pov_prog_cc_flags_regexp" conftest.err) | |
69 | AC_TRY_COMMAND([diff conftest.err0 conftest.err >&5]) | |
70 | if test -z "$pov_prog_cc_flags_err" \ | |
71 | || test -z "`diff conftest.err0 conftest.err`"; then |