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bugfix - increment endpointer when parsing color_escape_sequence

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Nipunn Koorapati 2020-07-02 07:45:29 +00:00 committed by Craig Small
parent 486a3e30e1
commit 8d0928f072
1 changed files with 8 additions and 9 deletions
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17
watch.c
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@ -137,22 +137,21 @@ static void init_ansi_colors(void)
}
static int color_escape_sequence(char* escape_sequence) {
static int color_escape_sequence(char** escape_sequence) {
int num;
if (escape_sequence[0] != ';')
if ((*escape_sequence)[0] != ';')
return 0; /* not understood */
if (escape_sequence[1] == '5') {
if ((*escape_sequence)[1] == '5') {
// 8 bit!
if (escape_sequence[2] != ';')
if ((*escape_sequence)[2] != ';')
return 0; /* not understood */
num = strtol(escape_sequence + 3, NULL, 10);
num = strtol((*escape_sequence) + 3, escape_sequence, 10);
if (num >= 0 && num <= 7) {
// Low intensity colors. Show them as high intensity for
// simplicity of implementation.
return num + 1;
} else if (num >= 8 && num <= 15) {
// Bright intensity colors. Show them as normal for simplicty of impl
return num - 8 + 1;
}
}
@ -161,7 +160,7 @@ static int color_escape_sequence(char* escape_sequence) {
}
static int set_ansi_attribute(const int attrib, char* escape_sequence)
static int set_ansi_attribute(const int attrib, char** escape_sequence)
{
switch (attrib) {
case -1: /* restore last settings */
@ -281,7 +280,7 @@ static void process_ansi(FILE * fp)
for (endptr = numstart = buf; *endptr != '\0'; numstart = endptr + 1) {
ansi_attribute = strtol(numstart, &endptr, 10);
if (!set_ansi_attribute(ansi_attribute, endptr))
if (!set_ansi_attribute(ansi_attribute, &endptr))
break;
}
}