Re: [ft-devel] problems with `kushal-work' branch

2017-08-08 Thread Werner LEMBERG

> Also, I've tried installing FreeType library on another Ubuntu 17.04
> 64-bit.
>
> I did
>
>   ./autogen
>   ./configure --prefix=
>   make
>   make install
>
> AFAICS it installed the 32-bit version. ( no lib64/ folder, there
> was an lib/ folder).

See my previous e-mail.  I don't use Ubuntu, so I can't tell you
whether stuff gets automatically put into `lib/x86_64-linux-gnu', or
whether you have to provide a `--libdir' option to the configure
script...

However, this isn't something for worrying.  Just use $(libdir)...


Werner

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Re: [ft-devel] problems with `kushal-work' branch

2017-08-08 Thread Werner LEMBERG
> $ uname -a
> Linux ubuntu 4.4.0-87-generic #110-Ubuntu SMP Tue Jul 18 12:55:35 UTC 2017
> x86_64 x86_64 x86_64 GNU/Linux

Aah, Ubuntu no longer have `/usr/lib64'; it's called
`/usr/lib/x86_64-linux-gnu' instead, cf.

  https://askubuntu.com/questions/611419/ubuntu-12-04-5-64bit-no-usr-lib64

One more reason to not assume a default directory for library
files :-)

If you are going to use FreeType's build system, just rely on
$(libdir).


Werner
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Re: [ft-devel] problems with `kushal-work' branch

2017-08-07 Thread Kushal K S V S
Got it. Thanks.

Also, I've tried installing FreeType library on another Ubuntu 17.04 64-bit.
I did ./autogen
./configure --prefix=
make
make install
AFAICS it installed the 32-bit version. ( no lib64/ folder, there was an
lib/ folder).


On Tue, Aug 8, 2017 at 12:15 PM, Werner LEMBERG  wrote:

>
> >> . As a prerequisite (documented in the README) the user must
> >>   compile the `base' version of FreeType manually so that a DLL
> >>   gets created.  This should *not* be handled automatically.  And
> >>   no need to install them.
> >> . Similarly, the `test' version of FreeType should be built with a
> >>   simple call to `make'.  Again there should be no need to install
> >>   it.
> >> . The user should then specify the `base' FreeType `.so' file using
> >>   a variable, say, `FREETYPE_BASE_DLL'.
> >
> > After compiling both the libraries, I am doing this in objs/ folder.
> >
> > libtool --mode=install cp libfreetype.la \
> >   /home/ksvsk/working-repo/tests/make_png/test/libfreetype.la
> >
> > And using the .so file generated in the test/ folder.  Similarly
> > doing this for the 'base' version as well.  I am getting the correct
> > result.  Is this what is needed to be done?
>
> Well, calling `libtool' this way is kind of an installation, which is
> exactly what should *not* be expected.  There shouldn't be any
> assumptions where the base DLL is located.
>
> Maybe I wasn't clear enough, so I'm trying again.
>
>   . Compile the base FreeType version in directory
> `/home/kushal/freetype2-base'.  After compilation, the .so file
> can be found as
> `/home/kushal/freetype2-base/objs/.libs/libfreetype.so.6.12.5'.
>
>   . Compile the test FreeType version (i.e., current git) in directory
> `/home/kushal/freetype2'.  After compilation, the .so file can be
> found as
> `/home/kushal/freetype2/objs/.libs/libfreetype.so.6.14.0'.
>
>   . The glyph image tests should now
> be run with something similar to the following
>
>   cd /home/kushal/freetype2
>   
> FREETYPE_TEST_BASE_DLL="/home/kushal/freetype2-base/objs/.libs/libfreetype.so.6.12.5"
> \
>   FREETYPE_TEST_FONT="/home/kushal/foo.ttf" \
>   FREETYPE_TEST_PT_SIZES="12 15 18" \
>   FREETYPE_TEST_MODES="aa mono" \
>   make tests
>
> Of course, there is no need to explicitly specify the second DLL
> because `make tests' can find it by itself.
>
>
>   Werner
>
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Re: [ft-devel] problems with `kushal-work' branch

2017-08-07 Thread Werner LEMBERG

>> . As a prerequisite (documented in the README) the user must
>>   compile the `base' version of FreeType manually so that a DLL
>>   gets created.  This should *not* be handled automatically.  And
>>   no need to install them.
>> . Similarly, the `test' version of FreeType should be built with a
>>   simple call to `make'.  Again there should be no need to install
>>   it.
>> . The user should then specify the `base' FreeType `.so' file using
>>   a variable, say, `FREETYPE_BASE_DLL'.
>
> After compiling both the libraries, I am doing this in objs/ folder.
>
> libtool --mode=install cp libfreetype.la \
>   /home/ksvsk/working-repo/tests/make_png/test/libfreetype.la
>
> And using the .so file generated in the test/ folder.  Similarly
> doing this for the 'base' version as well.  I am getting the correct
> result.  Is this what is needed to be done?

Well, calling `libtool' this way is kind of an installation, which is
exactly what should *not* be expected.  There shouldn't be any
assumptions where the base DLL is located.

Maybe I wasn't clear enough, so I'm trying again.

  . Compile the base FreeType version in directory
`/home/kushal/freetype2-base'.  After compilation, the .so file
can be found as
`/home/kushal/freetype2-base/objs/.libs/libfreetype.so.6.12.5'.

  . Compile the test FreeType version (i.e., current git) in directory
`/home/kushal/freetype2'.  After compilation, the .so file can be
found as
`/home/kushal/freetype2/objs/.libs/libfreetype.so.6.14.0'.

  . The glyph image tests should now
be run with something similar to the following

  cd /home/kushal/freetype2
  
FREETYPE_TEST_BASE_DLL="/home/kushal/freetype2-base/objs/.libs/libfreetype.so.6.12.5"
 \
  FREETYPE_TEST_FONT="/home/kushal/foo.ttf" \
  FREETYPE_TEST_PT_SIZES="12 15 18" \
  FREETYPE_TEST_MODES="aa mono" \
  make tests

Of course, there is no need to explicitly specify the second DLL
because `make tests' can find it by itself.


  Werner

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Re: [ft-devel] problems with `kushal-work' branch

2017-08-07 Thread Kushal K S V S
>
> What GNU/Linux distribution are you using?  Most distros come with a
> 32bit and 64bit version; however, the former is going extinct almost
> everywhere today.

I am using a 64-bit Ubuntu in a Virtual Machine on a Mac.

> Be inventive :-)  I suggest that you use names not too different from
> the strings used in `ftview.c', for example.

Ok.

On Tue, Aug 8, 2017 at 11:44 AM, Werner LEMBERG  wrote:

>
> > How to build the FreeType library in 64-bit?
>
> If you are on a 64bit platform (i.e., using a computer that isn't much
> older than five years or so), this should be done automatically.
> Otherwise, you have to install a cross compiler.
>
> > I've applied the above patch but there is no lib64/ directory.
>
> What GNU/Linux distribution are you using?  Most distros come with a
> 32bit and 64bit version; however, the former is going extinct almost
> everywhere today.
>
> >>  Rendering modes should be names, not numbers – please adjust your
> >>  `sprite' program accordingly.
> >
> > What should be the names for the LCD rendering modes ?
>
> Be inventive :-)  I suggest that you use names not too different from
> the strings used in `ftview.c', for example.
>
>
> Werner
>
>
> PS: Any results regarding the comparison of my log file with your
> setup?  I would *really* like to see generated images...
>
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Re: [ft-devel] problems with `kushal-work' branch

2017-08-07 Thread Kushal K S V S
$ uname -a
Linux ubuntu 4.4.0-87-generic #110-Ubuntu SMP Tue Jul 18 12:55:35 UTC 2017
x86_64 x86_64 x86_64 GNU/Linux



On Tue, Aug 8, 2017 at 11:54 AM, Kushal K S V S  wrote:

> What GNU/Linux distribution are you using?  Most distros come with a
>> 32bit and 64bit version; however, the former is going extinct almost
>> everywhere today.
>
> I am using a 64-bit Ubuntu in a Virtual Machine on a Mac.
>
>> Be inventive :-)  I suggest that you use names not too different from
>> the strings used in `ftview.c', for example.
>
> Ok.
>
> On Tue, Aug 8, 2017 at 11:44 AM, Werner LEMBERG  wrote:
>
>>
>> > How to build the FreeType library in 64-bit?
>>
>> If you are on a 64bit platform (i.e., using a computer that isn't much
>> older than five years or so), this should be done automatically.
>> Otherwise, you have to install a cross compiler.
>>
>> > I've applied the above patch but there is no lib64/ directory.
>>
>> What GNU/Linux distribution are you using?  Most distros come with a
>> 32bit and 64bit version; however, the former is going extinct almost
>> everywhere today.
>>
>> >>  Rendering modes should be names, not numbers – please adjust your
>> >>  `sprite' program accordingly.
>> >
>> > What should be the names for the LCD rendering modes ?
>>
>> Be inventive :-)  I suggest that you use names not too different from
>> the strings used in `ftview.c', for example.
>>
>>
>> Werner
>>
>>
>> PS: Any results regarding the comparison of my log file with your
>> setup?  I would *really* like to see generated images...
>>
>
>
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Re: [ft-devel] problems with `kushal-work' branch

2017-08-07 Thread Werner LEMBERG

> How to build the FreeType library in 64-bit?

If you are on a 64bit platform (i.e., using a computer that isn't much
older than five years or so), this should be done automatically.
Otherwise, you have to install a cross compiler.

> I've applied the above patch but there is no lib64/ directory.

What GNU/Linux distribution are you using?  Most distros come with a
32bit and 64bit version; however, the former is going extinct almost
everywhere today.

>>  Rendering modes should be names, not numbers – please adjust your
>>  `sprite' program accordingly.
> 
> What should be the names for the LCD rendering modes ?

Be inventive :-)  I suggest that you use names not too different from
the strings used in `ftview.c', for example.


Werner


PS: Any results regarding the comparison of my log file with your
setup?  I would *really* like to see generated images...
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Re: [ft-devel] problems with `kushal-work' branch

2017-08-07 Thread Kushal K S V S
>
>   . As a prerequisite (documented in the README) the user must compile
> the `base' version of FreeType manually so that a DLL gets
> created.  This should *not* be handled automatically.  And no need
> to install them.
>   . Similarly, the `test' version of FreeType should be built with a
> simple call to `make'.  Again there should be no need to install
> it.
>   . The user should then specify the `base' FreeType `.so' file using
> a variable, say, `FREETYPE_BASE_DLL'.

After compiling both the libraries, I am doing this in objs/ folder.
libtool --mode=install cp libfreetype.la
/home/ksvsk/working-repo/tests/make_png/test/libfreetype.la
And using the .so file generated in the test/ folder.
Similarly doing this for the 'base' version as well.
I am getting the correct result.
Is this what is needed to be done ?

On Tue, Aug 8, 2017 at 11:02 AM, Kushal K S V S  wrote:

> How to build the FreeType library in 64-bit ?
> I've applied the above patch but there is no lib64/ directory.
>
>> Another issue: I think `base' and `test' must be reversed, at least in
>> `runme.sh': `base' is the old, previous version and `test' the current
>> one...
>
> Yeah, the actual usage is like this.
> For now as the older version has errors,So I put this (old version) as
> test.
>
>>  Rendering modes should be names, not numbers – please adjust your
>>  `sprite' program accordingly.
>
> What should be the names for the LCD rendering modes ?
>
> On Sun, Aug 6, 2017 at 2:26 AM, Werner LEMBERG  wrote:
>
>>
>> >> To summarize: `sprite' compiles file, it generates an HTML file but
>> >> no images (yet).
>> >
>> > I've used the same version (2.6.5) and also the same arguments.
>> > For me it loaded 95 images in the ./images folder.
>>
>> Tried again from scratch, to no avail.  Strange.  Attached is my log
>> file.  I've simply unpacked `freetype-2.6.5.tar.gz' in `/home/wl',
>> checked out the `kushal-work' branch in
>> `/home/wl/git/freetype/freetype2.kushal', applied the patch from my
>> previous e-mail, changed into the `test/make_png' directory and called
>>
>>   sh runme.sh /home/wl/freetype-2.6.5 test.ttf 20 1 &> log
>>
>> Attached is the log file.
>>
>> I'm quite sure if `sprite' would be more verbose, the problem could be
>> identified more rapidly...
>>
>>
>> Werner
>>
>
>
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Re: [ft-devel] problems with `kushal-work' branch

2017-08-07 Thread Kushal K S V S
How to build the FreeType library in 64-bit ?
I've applied the above patch but there is no lib64/ directory.

> Another issue: I think `base' and `test' must be reversed, at least in
> `runme.sh': `base' is the old, previous version and `test' the current
> one...

Yeah, the actual usage is like this.
For now as the older version has errors,So I put this (old version) as
test.

>  Rendering modes should be names, not numbers – please adjust your
>  `sprite' program accordingly.

What should be the names for the LCD rendering modes ?

On Sun, Aug 6, 2017 at 2:26 AM, Werner LEMBERG  wrote:

>
> >> To summarize: `sprite' compiles file, it generates an HTML file but
> >> no images (yet).
> >
> > I've used the same version (2.6.5) and also the same arguments.
> > For me it loaded 95 images in the ./images folder.
>
> Tried again from scratch, to no avail.  Strange.  Attached is my log
> file.  I've simply unpacked `freetype-2.6.5.tar.gz' in `/home/wl',
> checked out the `kushal-work' branch in
> `/home/wl/git/freetype/freetype2.kushal', applied the patch from my
> previous e-mail, changed into the `test/make_png' directory and called
>
>   sh runme.sh /home/wl/freetype-2.6.5 test.ttf 20 1 &> log
>
> Attached is the log file.
>
> I'm quite sure if `sprite' would be more verbose, the problem could be
> identified more rapidly...
>
>
> Werner
>
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Re: [ft-devel] problems with `kushal-work' branch

2017-08-05 Thread Werner LEMBERG

>> To summarize: `sprite' compiles file, it generates an HTML file but
>> no images (yet).
> 
> I've used the same version (2.6.5) and also the same arguments.
> For me it loaded 95 images in the ./images folder.

Tried again from scratch, to no avail.  Strange.  Attached is my log
file.  I've simply unpacked `freetype-2.6.5.tar.gz' in `/home/wl',
checked out the `kushal-work' branch in
`/home/wl/git/freetype/freetype2.kushal', applied the patch from my
previous e-mail, changed into the `test/make_png' directory and called

  sh runme.sh /home/wl/freetype-2.6.5 test.ttf 20 1 &> log

Attached is the log file.

I'm quite sure if `sprite' would be more verbose, the problem could be
identified more rapidly...


Werner


log.xz
Description: Binary data
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Re: [ft-devel] problems with `kushal-work' branch

2017-08-05 Thread Werner LEMBERG

> Attached you can find a quick patch that I used to make it work (more
> or less).

Oops, here's the patch.

Another issue: I think `base' and `test' must be reversed, at least in
`runme.sh': `base' is the old, previous version and `test' the current
one...

And I forgot to mention that later on FreeType's
`builds/unix/configure.ac' script must be extended with checks for
`-ldl'.  For `-lpng', etc. there are already tests available.


Werner
diff --git a/tests/make_png/Makefile b/tests/make_png/Makefile
index b742dbff7..b82b6aeb3 100644
--- a/tests/make_png/Makefile
+++ b/tests/make_png/Makefile
@@ -1,22 +1,30 @@
 # Define required macros here
 
-SHELL = /bin/sh
+all: sprite
+
+# Load the upper level configuration makefile snippet to get the lib
+# directory and other configuration stuff.
+#
+# Note that `unix-def.mk' is generated by the `configure' script; to make
+# the code below work it is expected that you called `make install' in the
+# upper level.
+TOP_DIR := ../..
+BUILD_DIR := $(TOP_DIR)/builds/unix
+include $(TOP_DIR)/builds/unix/unix-def.mk
 
 SRC_SPRITE = make_sprite.c bitmap.c murmur3.c
 
-SRC_LIB = ./base/lib/libfreetype.a
+SRC_LIB = $(libdir)/libfreetype.a
 OBJS = $(src:.c=.o)
 
 CFLAGS = -Wall -g
 CC = gcc
-INCLUDE = -I ./base/include/freetype2/
+INCLUDE = -I$(includedir)/freetype2
 LIBS = -lpng -lharfbuzz -lbz2 -ldl
 
 DPI = 72
 
-all: sprite
-
-sprite:$(SRC_SPRITE)
+sprite: $(SRC_SPRITE)
 	$(CC) $(CFLAGS) $(INCLUDE) -DDPI=$(DPI) -o $@  $(SRC_SPRITE) $(SRC_LIB) $(OBJS) $(LIBS)
 
 .PHONY: clean
diff --git a/tests/make_png/runme.sh b/tests/make_png/runme.sh
index 9761ad7a2..41f4ca116 100644
--- a/tests/make_png/runme.sh
+++ b/tests/make_png/runme.sh
@@ -4,27 +4,38 @@ BASE_DIR=$PWD
 cd $TEST_DIR/include/freetype/config/
 sed -i 's/\/\* #define FT_CONFIG_OPTION_SUBPIXEL_RENDERING \*\//#define FT_CONFIG_OPTION_SUBPIXEL_RENDERING /g' ftoption.h
 
+echo
+echo
+echo "*** building test FreeType in $TEST_DIR *** "
 cd $TEST_DIR
 ./autogen.sh
-./configure --prefix=$BASE_DIR/test/
+./configure --prefix=$BASE_DIR/test/ --disable-static
 make 
 make install 
 
+echo
+echo
+echo "*** building base FreeType in $BASE_DIR *** "
 cd $BASE_DIR/../..
 ./autogen.sh
 ./configure --prefix=$BASE_DIR/base/
 make 
 make install
 
+echo
+echo
+echo "*** building \`sprite' test program *** "
 cd $BASE_DIR
 make
 
-BASE_LIB=./base/lib/libfreetype.so
-TEST_LIB=./test/lib/libfreetype.so
+BASE_LIB=./base/lib64/libfreetype.so
+TEST_LIB=./test/lib64/libfreetype.so
 
 FONT_FILE=$2
 PT_SIZE=$3
 RENDER_MODE=$4
 
+echo
+echo
+echo "*** executing ./sprite $BASE_LIB $TEST_LIB $FONT_FILE $PT_SIZE $RENDER_MODE ***"
 ./sprite $BASE_LIB $TEST_LIB $FONT_FILE $PT_SIZE $RENDER_MODE
-
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Re: [ft-devel] problems with `kushal-work' branch

2017-08-05 Thread Kushal K S V S
>
>  . What values have you used for executing `runme.sh'?  I tried
>   sh runme.sh /home/wl/freetype-2.6.5 test.ttf 20 1
> and I only got
>   Empty Glyph in glyph-index 1
>   Empty Glyph in glyph-index 2
>   Empty Glyph in glyph-index 3
> without a single image.  Maybe I did something wrong?
> To summarize: `sprite' compiles file, it generates an HTML file but no
> images (yet).

I've used the same version (2.6.5) and also the same arguments.
For me it loaded 95 images in the ./images folder.


On Sun, Aug 6, 2017 at 12:43 AM, Werner LEMBERG  wrote:

>
> Kushal,
>
>
> there are a bunch of problems with your branch due to 32bit vs. 64bit
> libraries.  The main issue is that in recent GNU/Linux distributions
> it is common that 64bit libraries are installed in `lib64', not `lib'.
> Your current setup covers `lib' only.
>
> Attached you can find a quick patch that I used to make it work (more
> or less).  As you can see, I loaded a top-level snippet to get access
> to the installation directories.  Note, however, that this is an
> ad-hoc hack that you should not commit.
>
> What you *really* should do is to actually use the already existing
> FreeType infrastructure! It is now time that you add a `tests' target
> (or proper `test-xxx' subtargets – whatever you need) to a new file
> `builds/tests.mk', which must be properly included in `toplevel.mk'.
>
>   . As a prerequisite (documented in the README) the user must compile
> the `base' version of FreeType manually so that a DLL gets
> created.  This should *not* be handled automatically.  And no need
> to install them.
>
>   . Similarly, the `test' version of FreeType should be built with a
> simple call to `make'.  Again there should be no need to install
> it.
>
>   . The user should then specify the `base' FreeType `.so' file using
> a variable, say, `FREETYPE_BASE_DLL'.
>
>   . Similarly, I suggest to use variables for the other test
> parameters.  Example:
>
>   FREETYPE_BASE_DLL="/home/wl/base/libfreetype.so.6.12.5" \
>   PT_SIZE="15 16 17 18 19 20 22 25 30" \
>   DPI="72 96" \
>   RENDER_MODE="mono aa" \
>   make tests
>
>   . Alternatively, a makefile snippet, say, `tests.mk', might be
> loaded that contains the above variables.
>
> Some more issues that I've noticed.
>
>   . `sprite' should be more verbose; it should report which files are
> created where.
>
>   . I think that the HTML files created by `sprite' should be put into
> a separate directory, say, `make_png/html'.  Maybe you are going
> to create more HTML subfiles later on (e.g., one file per font)...
>
>   . Rendering modes should be names, not numbers – please adjust your
> `sprite' program accordingly.  [I know that the FreeType demo
> programs are a bad example for this :-)]
>
>   . Please add *a lot* of comments to the C source code files so that
> it is easy to understand its features.
>
>   . What values have you used for executing `runme.sh'?  I tried
>
>   sh runme.sh /home/wl/freetype-2.6.5 test.ttf 20 1
>
> and I only got
>
>   Empty Glyph in glyph-index 1
>   Empty Glyph in glyph-index 2
>   Empty Glyph in glyph-index 3
>
> without a single image.  Maybe I did something wrong?
>
> To summarize: `sprite' compiles file, it generates an HTML file but no
> images (yet).
>
>
>   Werner
>
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