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-rw-r--r--term.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/term.c b/term.c
index a79a084..357861f 100644
--- a/term.c
+++ b/term.c
@@ -216,6 +216,9 @@ static void updateSGR(uint ps[], uint n) {
 	}
 }
 
+// SGR toggling all attributes and setting both colors in 256 palette.
+enum { PSCap = 4 + 2 * 3 };
+
 enum {
 	DEC = '?',
 	CUU = 'A',
@@ -248,11 +251,11 @@ static char updateCSI(wchar_t ch) {
 		return CSI;
 	}
 
-	static uint n, p, ps[8];
+	static uint n, p, ps[PSCap];
 	if (ch == ';') {
 		n++;
 		p++;
-		ps[p %= 8] = 0;
+		ps[p %= PSCap] = 0;
 		return CSI;
 	}
 	if (ch >= '0' && ch <= '9') {
@@ -376,7 +379,8 @@ styleDiff(FILE *file, const struct Style *prev, const struct Style *next) {
 	if (!memcmp(next, &Default, sizeof(*next))) {
 		return fprintf(file, "%c%c%c", ESC, CSI, SGR);
 	}
-	uint ps[10];
+
+	uint ps[PSCap];
 	uint n = 0;
 	if (next->bold != prev->bold) {
 		ps[n++] = (next->bold ? Bold : NotBold);
@@ -416,6 +420,7 @@ styleDiff(FILE *file, const struct Style *prev, const struct Style *next) {
 			ps[n++] = next->fg;
 		}
 	}
+
 	if (0 > fprintf(file, "%c%c%u", ESC, CSI, ps[0])) return -1;
 	for (uint i = 1; i < n; ++i) {
 		if (0 > fprintf(file, ";%u", ps[i])) return -1;