Mercurial > masqmail-0.2

annotate src/libident/support.c @ 34:8ea86ac25658

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reformating of man page sources with some typographic improvements
author meillo@marmaro.de
date Fri, 07 May 2010 13:50:23 +0200 (2010-05-07)
parents 26e34ae9a3e3
children
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1 /*
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2 ** support.c
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3 **
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4 ** Author: Pr Emanuelsson <pell@lysator.liu.se>
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5 ** Hacked by: Peter Eriksson <pen@lysator.liu.se>
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6 */
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7 #include <stdio.h>
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8 #include <ctype.h>
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9
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10 #ifdef HAVE_ANSIHEADERS
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11 # include <stdlib.h>
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12 # include <string.h>
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13 #else
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14 # define strchr(str, c) index(str, c)
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15 #endif
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16
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17 #define IN_LIBIDENT_SRC
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18 #include "ident.h"
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19
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20
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21 char*
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22 id_strdup __P1(char *, str)
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23 {
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24 char *cp;
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25
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26 cp = (char *) malloc(strlen(str) + 1);
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27 if (cp == NULL) {
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28 #ifdef DEBUG
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29 perror("libident: malloc");
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30 #endif
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31 return NULL;
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32 }
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33
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34 strcpy(cp, str);
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35
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36 return cp;
0
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37 }
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38
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39
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40 char*
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41 id_strtok __P3(char *, cp, char *, cs, char *, dc)
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42 {
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43 static char *bp = 0;
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44
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45 if (cp)
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46 bp = cp;
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47
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48 /*
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49 ** No delimitor cs - return whole buffer and point at end
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50 */
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51 if (!cs) {
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52 while (*bp)
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53 bp++;
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54 return cs;
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55 }
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56
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57 /*
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58 ** Skip leading spaces
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59 */
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60 while (isspace(*bp))
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61 bp++;
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62
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63 /*
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64 ** No token found?
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65 */
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66 if (!*bp)
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67 return 0;
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68
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69 cp = bp;
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70 while (*bp && !strchr(cs, *bp))
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71 bp++;
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72
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73 /*
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74 ** Remove trailing spaces
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75 */
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76 *dc = *bp;
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77 for (dc = bp - 1; dc > cp && isspace(*dc); dc--);
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78 *++dc = '\0';
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79
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80 bp++;
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81
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82 return cp;
0
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83 }