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| author | Mattias Andrée <m@maandree.se> | 2026-02-28 19:17:45 +0100 |
|---|---|---|
| committer | Mattias Andrée <m@maandree.se> | 2026-02-28 19:17:45 +0100 |
| commit | 7c545b4b9c31dbfb2e8430aded030654a92e967a (patch) | |
| tree | cd79fb055bfcca79dee8b1b35c0ed59ea3a0c85a /libabort_saprintf.3 | |
| download | libabort-master.tar.gz libabort-master.tar.bz2 libabort-master.tar.xz | |
Signed-off-by: Mattias Andrée <m@maandree.se>
Diffstat (limited to '')
| -rw-r--r-- | libabort_saprintf.3 | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/libabort_saprintf.3 b/libabort_saprintf.3 new file mode 100644 index 0000000..559d06f --- /dev/null +++ b/libabort_saprintf.3 @@ -0,0 +1,58 @@ +.TH LIBABORT_SAPRINTF 3 LIBABORT +.SH NAME +libabort_saprintf \- Format a string with bounds checking + +.SH SYNOPSIS +.nf +#include <libabort.h> + +int \fBlibabort_saprintf\fP(char *\fIbuf\fP, size_t \fIsize\fP, const char *\fIfmt\fP, ...); + +#if !defined(LIBABORT_NO_SHORTHANDS) && !defined(saprintf) +# define \fBsaprintf\fP libabort_saprintf +#endif +.fi +.PP +Link with +.IR -labort . + +.SH DESCRIPTION +The +.BR libabort_saprintf () +function formats a string according to +.I fmt +into the buffer +.IR buf , +which is assumed to be +.I size +bytes long. +.PP +If the formatted output does not fit in the destination buffer +(including the terminating NUL byte), or if +.I size +is zero, the +.BR libabort_saprintf () +function calls +.BR abort (3). + +.SH RETURN VALUE +The +.BR libabort_saprintf () +function returns the number of bytes written to +.IR buf , +excluding the terminating NUL byte. + +.SH ERRORS +The +.BR libabort_saprintf () +function cannot fail. + +.SH HISTORY +The +.BR libabort_saprintf () +function added in version 1.0 of +.BR libabort . + +.SH SEE ALSO +.BR libabort (7), +.BR libabort_vsaprintf (3) |
