4 * Server-side utility functions
24 * strproc() - make a string 'nice'
26 void strproc(char *string)
30 if (string == NULL) return;
31 if (strlen(string)==0) return;
33 /* Convert non-printable characters to blanks */
34 for (a=0; a<strlen(string); ++a) {
35 if (string[a]<32) string[a]=32;
36 if (string[a]>126) string[a]=32;
39 /* Remove leading and trailing blanks */
40 while( (string[0]<33) && (strlen(string)>0) )
41 strcpy(string,&string[1]);
42 while( (string[strlen(string)-1]<33) && (strlen(string)>0) )
43 string[strlen(string)-1]=0;
45 /* Remove double blanks */
46 for (a=0; a<strlen(string); ++a) {
47 if ((string[a]==32)&&(string[a+1]==32)) {
48 strcpy(&string[a],&string[a+1]);
53 /* remove characters which would interfere with the network */
54 for (a=0; a<strlen(string); ++a) {
55 while (string[a]=='!') strcpy(&string[a],&string[a+1]);
56 while (string[a]=='@') strcpy(&string[a],&string[a+1]);
57 while (string[a]=='_') strcpy(&string[a],&string[a+1]);
58 while (string[a]==',') strcpy(&string[a],&string[a+1]);
59 while (string[a]=='%') strcpy(&string[a],&string[a+1]);
60 while (string[a]=='|') strcpy(&string[a],&string[a+1]);
68 * get a line of text from a file
69 * ignores lines starting with #
71 int getstring(FILE *fp, char *string)
86 } while(string[0]=='#');
87 return(strlen(string));
92 * pattern2() - searches for patn within search string, returns pos
94 int pattern2(char *search, char *patn)
97 for (a=0; a<strlen(search); ++a) {
98 if (!strncasecmp(&search[a],patn,strlen(patn))) return(a);
105 * mesg_locate() - locate a message or help file, case insensitive
107 void mesg_locate(char *targ, char *searchfor, int numdirs, char **dirs)
113 for (a=0; a<numdirs; ++a) {
114 sprintf(buf,"cd %s; exec ls",dirs[a]);
115 ls = (FILE *) popen(buf,"r");
117 while(fgets(buf,sizeof buf,ls)!=NULL) {
118 while (isspace(buf[strlen(buf)-1]))
119 buf[strlen(buf)-1] = 0;
120 if (!strcasecmp(buf,searchfor)) {
122 sprintf(targ,"%s/%s",dirs[a],buf);
133 #ifndef HAVE_STRERROR
135 * replacement strerror() for systems that don't have it
137 char *strerror(int e)
141 sprintf(buf,"errno = %d",e);