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common: use strtoul in parse_color to avoid clamp 

Some implementations of strtol may clamp the values to LONG_MAX instead of
wrapping around to negative values, so use strtoul instead to parse colors.
This commit is contained in:
progandy 2016-08-04 14:37:54 +02:00
parent 5ec70458e5
commit bf4056a2c6
1 changed files with 1 additions and 1 deletions
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common/util.c
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@ -104,7 +104,7 @@ uint32_t parse_color(const char *color) {
sway_log(L_DEBUG, "Invalid color %s, defaulting to color 0xFFFFFFFF", color);
return 0xFFFFFFFF;
}
uint32_t res = (uint32_t)strtol(color + 1, NULL, 16);
uint32_t res = (uint32_t)strtoul(color + 1, NULL, 16);
if (strlen(color) == 7) {
res = (res << 8) | 0xFF;
}