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Document font structure layout constraints

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The layout of the initial members of ftcrfont_info must match
ftfont_info

* src/ftcrfont.c (struct ftcrfont_info): Likewise.

* src/ftfont.c (struct ftfont_info): Document layout constraints.
This commit is contained in:
Robert Pluim 2018-12-14 15:04:14 +01:00
parent f519aa10b4
commit f14d5742db
2 changed files with 6 additions and 4 deletions
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5
src/ftcrfont.c
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@ -35,8 +35,9 @@ along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>. */
struct ftcrfont_info
{
struct font font;
/* The following six members must be here in this order to be
compatible with struct ftfont_info (in ftfont.c). */
/* The following members up to and including 'matrix' must be here
in this order to be compatible with struct ftfont_info (in
ftfont.c). */
#ifdef HAVE_LIBOTF
bool maybe_otf; /* Flag to tell if this may be OTF or not. */
OTF *otf;

5
src/ftfont.c
View file

@ -56,8 +56,9 @@ struct ftfont_info
{
struct font font;
#ifdef HAVE_LIBOTF
/* The following four members must be here in this order to be
compatible with struct xftfont_info (in xftfont.c). */
/* The following members up to and including 'matrix' must be here in
this order to be compatible with struct xftfont_info (in
xftfont.c). */
bool maybe_otf; /* Flag to tell if this may be OTF or not. */
OTF *otf;
#endif /* HAVE_LIBOTF */