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| author | Sergei Golubchik <serg@mariadb.org> | 2015-12-18 13:18:35 +0100 |
|---|---|---|
| committer | Sergei Golubchik <serg@mariadb.org> | 2015-12-19 13:59:29 +0100 |
| commit | 7e8e83029f04a568bb0a85f7ffd573c178af4b81 (patch) | |
| tree | c62644f3accfa3192aaf6d8916fac2e4f0e5a10d /include/mysql/service_my_snprintf.h | |
| parent | 8d34a29663b985803677f1a1e9d9d1dd672eb103 (diff) | |
| download | mariadb-git-7e8e83029f04a568bb0a85f7ffd573c178af4b81.tar.gz | |
document %M format
Diffstat (limited to 'include/mysql/service_my_snprintf.h')
| -rw-r--r-- | include/mysql/service_my_snprintf.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/include/mysql/service_my_snprintf.h b/include/mysql/service_my_snprintf.h index d4ce97076e6..4a99561dd00 100644 --- a/include/mysql/service_my_snprintf.h +++ b/include/mysql/service_my_snprintf.h @@ -55,7 +55,7 @@ Supported formats are 's' (null pointer is accepted, printed as "(null)"), 'b' (extension, see below), 'c', 'd', 'i', 'u', 'x', 'o', - 'X', 'p' (works as 0x%x), 'f', 'g'. + 'X', 'p' (works as 0x%x), 'f', 'g', 'M' (extension, see below). Standard syntax for positional arguments $n is supported. @@ -65,6 +65,10 @@ Format 'b': binary buffer, prints exactly <precision> bytes from the argument, without stopping at '\0'. + + Format 'M': takes one integer, prints this integer, space, double quote + error message, double quote. In other words + printf("%M", n) === printf("%d \"%s\"", n, strerror(n)) */ #ifdef __cplusplus |