On 10/2/2017 6:49 AM, Diego Biurrun wrote:
> On Fri, Sep 29, 2017 at 10:56:08PM -0300, James Almer wrote:
>> --- a/configure
>> +++ b/configure
>> @@ -1025,8 +1025,8 @@ check_lib(){
>>  
>> -check_pkg_config(){
>> -    log check_pkg_config "$@"
>> +test_pkg_config(){
>> +    log test_pkg_config "$@"
>>      name="$1"
>>      pkg_version="$2"
>>      pkg="${2%% *}"
>> @@ -1039,8 +1039,15 @@ check_pkg_config(){
>>      pkg_libs=$($pkg_config --libs $pkg_config_flags $pkg)
>>      check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
>>          enable $name &&
>> -        add_cflags    "$pkg_cflags" &&
>> -        eval $(sanitize_var_name ${name}_extralibs)="\$pkg_libs"
>> +        set_sanitized "${name}_cflags"    $pkg_cflags &&
>> +        set_sanitized "${name}_extralibs" $pkg_libs
>> +}
>> +
>> +check_pkg_config(){
>> +    log check_pkg_config "$@"
>> +    pkg="${2%% *}"
>> +    test_pkg_config "$@" || return
>> +    add_cflags $(get_sanitized "${name}_cflags")
>>  }
> 
> At a quick glance, this looks like name and pkg are confused.

No. I should actually add name="$1" and remove pkg="${2%% *}" here so
it's clear what's using to avoid confusion, even if it's not strictly
needed as $name is already set after calling test_pkg_config().

Look at the code I'm removing and the code I'm adding.

-    eval $(sanitize_var_name ${name}_extralibs)="\$pkg_libs"
+    set_sanitized "${name}_extralibs" $pkg_libs

These two are virtually the same. I just made it use set_sanitized()
since it's cleaner looking.

test()
+    set_sanitized "${name}_cflags"    $pkg_cflags &&

check()
-    add_cflags    "$pkg_cflags"
+    add_cflags $(get_sanitized "${name}_cflags")

With this I made sure add_cflags() is still only called in
check_pkg_config() and not in the new test_pkg_config(), which will only
set the package specific cflags and extralibs.
In here $pkg_cflags and ${name}_cflags are always the same, whereas that
can't be said for ${pkg}_cflags (example, all four vpx codecs have pkg
as vpx).

name is what was being used before and what is still being used after
this patch.
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