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xcb: add xcb_error(), a generic describe-an-x-error function

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By default, generates an error message with the major/minor opcodes,
the error code and sequence number.

If available, it will use xcb-errors to generate an even better
description.
This commit is contained in:
Daniel Eklöf 2019-01-15 20:44:21 +01:00
parent 7a8ba94a49
commit fae2e5cb18
5 changed files with 67 additions and 44 deletions
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2
xcb.h
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@ -8,6 +8,8 @@ bool xcb_init(void);
xcb_atom_t get_atom(xcb_connection_t *conn, const char *name);
char *get_atom_name(xcb_connection_t *conn, xcb_atom_t atom);
const char *xcb_error(const xcb_generic_error_t *error);
/* Cached atoms */
xcb_atom_t UTF8_STRING;
xcb_atom_t _NET_WM_PID;