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Silence another code scanning warning

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This commit is contained in:
Kovid Goyal
2020-07-07 09:38:33 +05:30
parent 9f28dd61d3
commit b81700144d
1 changed files with 6 additions and 2 deletions
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8
glfw/xkb_glfw.c vendored
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@@ -506,14 +506,18 @@ static inline const char*
format_xkb_mods(_GLFWXKBData *xkb, const char* name, xkb_mod_mask_t mods) {
static char buf[512];
char *p = buf, *s;
#define pr(x) p += snprintf(p, sizeof(buf) - (p - buf) - 1, "%s", x)
#define pr(x) { \
int num_needed = -1; \
if (sizeof(buf) > (unsigned long)((p - buf) + 1)) num_needed = snprintf(p, sizeof(buf) - (p - buf) - 1, "%s", x); \
if (num_needed > 0) p += num_needed; \
}
pr(name); pr(": ");
s = p;
for (xkb_mod_index_t i = 0; i < xkb_keymap_num_mods(xkb->keymap); i++) {
xkb_mod_mask_t m = 1 << i;
if (m & mods) { pr(xkb_keymap_mod_get_name(xkb->keymap, i)); pr("+"); }
}
if (p == s) pr("none");
if (p == s) { pr("none"); }
else p--;
pr(" ");
#undef pr