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annotate src/libsys/sprintf/defs.h @ 16:9582c4e40607

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armio.c: no board-specific GPIO config
author Mychaela Falconia <falcon@freecalypso.org>
date Fri, 15 May 2020 04:43:00 +0000
parents 92470e5d0b9e
children
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1 /*
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2 * Embedded [v]sprintf() implementation by Mychaela Falconia,
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3 * loosely based on the 4.3BSD-Tahoe version.
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4 *
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5 * This header file contains some internal definitions used by
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6 * different pieces of what used to be one giant _doprnt()
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7 * function/module.
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8 */
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9
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10 #define todigit(c) ((c) - '0')
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11 #define tochar(n) ((n) + '0')
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12
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13 #define LONGINT 0x01 /* long integer */
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14 #define LONGDBL 0x02 /* long double; unimplemented */
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15 #define SHORTINT 0x04 /* short integer */
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16 #define ALT 0x08 /* alternate form */
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17 #define LADJUST 0x10 /* left adjustment */
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18 #define ZEROPAD 0x20 /* zero (as opposed to blank) pad */
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19 #define HEXPREFIX 0x40 /* add 0x or 0X prefix */
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20 #define UPPERCASE 0x80 /* uppercase forms */