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1 .\" |
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2 .\" buf_printf.3 -- simple string buffer for C |
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3 .\" |
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4 .\" Copyright (c) 2019-2020 David Demelier <markand@malikania.fr> |
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5 .\" |
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6 .\" Permission to use, copy, modify, and/or distribute this software for any |
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7 .\" purpose with or without fee is hereby granted, provided that the above |
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8 .\" copyright notice and this permission notice appear in all copies. |
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9 .\" |
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10 .\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
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11 .\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
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12 .\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
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13 .\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
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14 .\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
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15 .\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
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16 .\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
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17 .\" |
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18 .Dd October 29, 2019-2020 |
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19 .Dt BUF_PRINTF 3 |
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20 .Os |
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21 .\" NAME |
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22 .Sh NAME |
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23 .Nm buf_printf |
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24 .Nd write a to a buffer using printf(3) like format |
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25 .\" SYNOPSIS |
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26 .Sh SYNOPSIS |
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27 .In buf.h |
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28 .Ft bool |
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29 .Fn buf_printf "struct buf *b" "const char *fmt" "..." |
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30 .\" DESCRIPTION |
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31 .Sh DESCRIPTION |
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32 This function uses the |
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33 .Xr printf 3 |
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34 format to be appended in the buffer |
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35 .Fa b . |
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36 See the |
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37 .Xr printf 3 |
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38 manual page for a detailed description of |
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39 .Fa fmt |
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40 string. |
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41 .\" RETURN VALUE |
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42 .Sh RETURN VALUE |
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43 The |
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44 .Fn buf_printf |
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45 function returns false in case of error and |
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46 .Va errno |
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47 is set to indicate the error. |
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48 .\" ERRORS |
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49 .Sh ERRORS |
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50 .Bl -tag -width Er |
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51 .It Bq Er ENOMEM |
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52 Couldn't allocate more memory. |
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53 .El |
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54 .\" SEE ALSO |
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55 .Sh SEE ALSO |
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56 .Xr libbuf 3 , |
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57 .Xr buf_vprintf 3 , |
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58 .Xr printf 3 |
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59 .\" AUTHORS |
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60 .Sh AUTHORS |
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61 The |
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62 .Nm libbuf |
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63 library was written by |
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64 .An David Demelier <markand@malikania.fr> |