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glapi: work-around MSVC 65K string length limitation for enums.c

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String literals cannot exceed 65535 characters for MSVC.  Instead of
emiting a string, emit an array of characters.

v2: fix indentation and add comment in the gl_enums.py file about this
ugliness.

Reviewed-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
This commit is contained in:
Brian Paul 2015-12-01 13:02:05 -07:00
parent 148c2f5b17
commit f391b95105
1 changed files with 10 additions and 3 deletions
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13
src/mapi/glapi/gen/gl_enums.py
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@ -156,14 +156,21 @@ _mesa_lookup_prim_by_nr(GLuint nr)
print '# define LONGSTRING'
print '#endif'
print ''
print 'LONGSTRING static const char enum_string_table[] = '
print 'LONGSTRING static const char enum_string_table[] = {'
# We express the very long concatenation of enum strings as an array
# of characters rather than as a string literal to work-around MSVC's
# 65535 character limit.
for enum in sorted_enum_values:
(name, pri) = self.enum_table[enum]
print ' "%s\\0"' % (name)
print " ",
for ch in name:
print "'%c'," % ch,
print "'\\0',"
string_offsets[ enum ] = i
i += len(name) + 1
print ' ;'
print '};'
print ''