1 /*****************************************************************************/
5 /* Small scanner for input from a StrBuf */
9 /* (C) 2002-2009, Ullrich von Bassewitz */
10 /* Roemerstrasse 52 */
11 /* D-70794 Filderstadt */
12 /* EMail: uz@cc65.org */
15 /* This software is provided 'as-is', without any expressed or implied */
16 /* warranty. In no event will the authors be held liable for any damages */
17 /* arising from the use of this software. */
19 /* Permission is granted to anyone to use this software for any purpose, */
20 /* including commercial applications, and to alter it and redistribute it */
21 /* freely, subject to the following restrictions: */
23 /* 1. The origin of this software must not be misrepresented; you must not */
24 /* claim that you wrote the original software. If you use this software */
25 /* in a product, an acknowledgment in the product documentation would be */
26 /* appreciated but is not required. */
27 /* 2. Altered source versions must be plainly marked as such, and must not */
28 /* be misrepresented as being the original software. */
29 /* 3. This notice may not be removed or altered from any source */
32 /*****************************************************************************/
46 /*****************************************************************************/
48 /*****************************************************************************/
52 void SB_SkipWhite (StrBuf* B);
53 /* Skip whitespace in the string buffer */
55 int SB_GetSym (StrBuf* B, StrBuf* Ident, const char* SpecialChars);
56 /* Get a symbol from the string buffer. If SpecialChars is not NULL, it
57 * points to a string that contains characters allowed within the string in
58 * addition to letters, digits and the underline. Note: The identifier must
59 * still begin with a letter.
60 * Returns 1 if a symbol was found and 0 otherwise but doesn't output any
64 int SB_GetString (StrBuf* B, StrBuf* S);
65 /* Get a string from the string buffer. Returns 1 if a string was found and 0
66 * otherwise. Errors are only output in case of invalid strings (missing end
70 int SB_GetNumber (StrBuf* B, long* Val);
71 /* Get a number from the string buffer. Accepted formats are decimal, octal,
72 * hex and character constants. Numeric constants may be preceeded by a
73 * minus or plus sign. The function returns 1 if a number was found and
74 * zero otherwise. Errors are only output for invalid numbers.
79 /* End of scanstrbuf.h */