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xcb: no need to heap allocate a buffer for the vendor string

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Daniel Eklöf 2018-11-17 13:36:09 +01:00
parent 921cda0a81
commit 9dd179ca67
1 changed files with 2 additions and 8 deletions
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10
xcb.c
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@ -32,23 +32,17 @@ xcb_init(void)
const xcb_setup_t *setup = xcb_get_setup(conn); const xcb_setup_t *setup = xcb_get_setup(conn);
/* Vendor string */
int length = xcb_setup_vendor_length(setup);
char *vendor = malloc(length + 1);
memcpy(vendor, xcb_setup_vendor(setup), length);
vendor[length] = '\0';
/* Vendor release number */ /* Vendor release number */
unsigned release = setup->release_number; unsigned release = setup->release_number;
unsigned major = release / 10000000; release %= 10000000; unsigned major = release / 10000000; release %= 10000000;
unsigned minor = release / 100000; release %= 100000; unsigned minor = release / 100000; release %= 100000;
unsigned patch = release / 1000; unsigned patch = release / 1000;
printf("%s %u.%u.%u (protocol: %u.%u)\n", vendor, printf("%.*s %u.%u.%u (protocol: %u.%u)\n",
xcb_setup_vendor_length(setup), xcb_setup_vendor(setup),
major, minor, patch, major, minor, patch,
setup->protocol_major_version, setup->protocol_major_version,
setup->protocol_minor_version); setup->protocol_minor_version);
free(vendor);
const xcb_query_extension_reply_t *randr = const xcb_query_extension_reply_t *randr =
xcb_get_extension_data(conn, &xcb_randr_id); xcb_get_extension_data(conn, &xcb_randr_id);