simplify (greedy) font caching allocating a bit - st - Personal fork of st
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       ---
 (DIR) commit ed68fe7dce2b21b4e0e595b99d47790e76812cb7
 (DIR) parent 4e0135afeca43f5affe13d7269cb98e7ac526074
 (HTM) Author: Hiltjo Posthuma <hiltjo@codemadness.org>
       Date:   Sun,  3 Mar 2019 11:29:43 +0100
       
       simplify (greedy) font caching allocating a bit
       
       POSIX says:
       "If ptr is a null pointer, realloc() shall be equivalent to malloc() for the
        specified size."
       
       Diffstat:
         M x.c                                 |       9 ++-------
       
       1 file changed, 2 insertions(+), 7 deletions(-)
       ---
 (DIR) diff --git a/x.c b/x.c
       @@ -1243,15 +1243,10 @@ xmakeglyphfontspecs(XftGlyphFontSpec *specs, const Glyph *glyphs, int len, int x
                                fontpattern = FcFontSetMatch(0, fcsets, 1,
                                                fcpattern, &fcres);
        
       -                        /*
       -                         * Allocate memory for the new cache entry.
       -                         */
       +                        /* Allocate memory for the new cache entry. */
                                if (frclen >= frccap) {
                                        frccap += 16;
       -                                if (!frc)
       -                                        frc = xmalloc(frccap * sizeof(Fontcache));
       -                                else
       -                                        frc = xrealloc(frc, frccap * sizeof(Fontcache));
       +                                frc = xrealloc(frc, frccap * sizeof(Fontcache));
                                }
        
                                frc[frclen].font = XftFontOpenPattern(xw.dpy,