diff options
| author | William Casarin <jb55@jb55.com> | 2018-07-09 22:28:25 -0700 |
|---|---|---|
| committer | William Casarin <jb55@jb55.com> | 2018-07-09 22:31:48 -0700 |
| commit | 9593fc545950782ed75f12f53238b07885559b2b (patch) | |
| tree | 9c7c2f7cbb427c54e9184cb61eedce737a6cbc6f /ccan/compiler/_info | |
| parent | bd8c223756d2f912526ecef53bae0cc8e0c63442 (diff) | |
remove ccan for now
Diffstat (limited to 'ccan/compiler/_info')
| -rw-r--r-- | ccan/compiler/_info | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/ccan/compiler/_info b/ccan/compiler/_info deleted file mode 100644 index 12cb247..0000000 --- a/ccan/compiler/_info +++ /dev/null @@ -1,64 +0,0 @@ -#include "config.h" -#include <string.h> -#include <stdio.h> - -/** - * compiler - macros for common compiler extensions - * - * Abstracts away some compiler hints. Currently these include: - * - COLD - * For functions not called in fast paths (aka. cold functions) - * - PRINTF_FMT - * For functions which take printf-style parameters. - * - CONST_FUNCTION - * For functions which return the same value for same parameters. - * - NEEDED - * For functions and variables which must be emitted even if unused. - * - UNNEEDED - * For functions and variables which need not be emitted if unused. - * - UNUSED - * For parameters which are not used. - * - IS_COMPILE_CONSTANT() - * For using different tradeoffs for compiletime vs runtime evaluation. - * - * License: CC0 (Public domain) - * Author: Rusty Russell <rusty@rustcorp.com.au> - * - * Example: - * #include <ccan/compiler/compiler.h> - * #include <stdio.h> - * #include <stdarg.h> - * - * // Example of a (slow-path) logging function. - * static int log_threshold = 2; - * static void COLD PRINTF_FMT(2,3) - * logger(int level, const char *fmt, ...) - * { - * va_list ap; - * va_start(ap, fmt); - * if (level >= log_threshold) - * vfprintf(stderr, fmt, ap); - * va_end(ap); - * } - * - * int main(int argc, char *argv[] UNNEEDED) - * { - * if (argc != 1) { - * logger(3, "Don't want %i arguments!\n", argc-1); - * return 1; - * } - * return 0; - * } - */ -int main(int argc, char *argv[]) -{ - /* Expect exactly one argument */ - if (argc != 2) - return 1; - - if (strcmp(argv[1], "depends") == 0) { - return 0; - } - - return 1; -} |
