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[client] main: destroy and finish fontconfig usage

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Fixes ASAN reported memory leak
This commit is contained in:
Geoffrey McRae
2021-08-08 16:21:48 +10:00
parent 30ed563504
commit f4a925a750
3 changed files with 35 additions and 11 deletions
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36
client/src/util.c
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@@ -31,6 +31,8 @@
#include <math.h>
#include <fontconfig/fontconfig.h>
static FcConfig * FontConfig = NULL;
bool util_fileGetContents(const char * filename, char ** buffer, size_t * length)
{
FILE * fh = fopen(filename, "r");
@@ -259,20 +261,26 @@ int util_mergeOverlappingRects(FrameDamageRect * rects, int count)
return o;
}
char * util_getUIFont(const char * fontName)
bool util_initUIFonts(void)
{
static FcConfig * fc = NULL;
char * ttf = NULL;
if (FontConfig)
return true;
if (!fc)
fc = FcInitLoadConfigAndFonts();
FontConfig = FcInitLoadConfigAndFonts();
if (!fc)
if (!FontConfig)
{
DEBUG_ERROR("FcInitLoadConfigAndFonts Failed");
return NULL;
return false;
}
return true;
}
char * util_getUIFont(const char * fontName)
{
char * ttf = NULL;
FcPattern * pat = FcNameParse((const FcChar8*) fontName);
if (!pat)
{
@@ -280,11 +288,11 @@ char * util_getUIFont(const char * fontName)
return NULL;
}
FcConfigSubstitute(fc, pat, FcMatchPattern);
FcConfigSubstitute(FontConfig, pat, FcMatchPattern);
FcDefaultSubstitute(pat);
FcResult result;
FcChar8 * file = NULL;
FcPattern * match = FcFontMatch(fc, pat, &result);
FcPattern * match = FcFontMatch(FontConfig, pat, &result);
if (!match)
{
@@ -303,3 +311,13 @@ fail_parse:
FcPatternDestroy(pat);
return ttf;
}
void util_freeUIFonts(void)
{
if (!FontConfig)
return;
FcConfigDestroy(FontConfig);
FontConfig = NULL;
FcFini();
}