quots.c File Reference

Functions for processing strings with quotation marks. More...

#include "libtpcmisc.h"

Go to the source code of this file.

Functions
char *	strstr_noquotation (const char *str1, const char *str2)
int	strnCopyClean (char *str1, const char *str2, int maxlen)

Detailed Description

Functions for processing strings with quotation marks.

Author

Vesa Oikonen

Definition in file quots.c.

Function Documentation

strnCopyClean()

int strnCopyClean	(	char *	str1,
		const char *	str2,
		int	maxlen )

Copy str2 to str1, removing any quotation marks around the string, and making sure that string fits to str2.

Returns

Returns the length of the new string str2.

Parameters

str1	Pointer to pre-allocated result string with length of at least maxlen characters, including NULL character
str2	Pointer to the original string; not changed in this function
maxlen	Max length of str1, including the end NULL

Definition at line 52 of file quots.c.

  {
  char *cptr;
  int i;
 
  if(str1==NULL || maxlen<1) return(0);
  str1[0]=(char)0; if(str2==NULL || strlen(str2)<1) return(0);
  cptr=(char*)str2; cptr+=strspn(str2, "\"\'\t\n\r ");
  strncpy(str1, cptr, maxlen-1); str1[maxlen-1]=(char)0;
  i=strlen(str1); if(i<1) return(0);
  cptr=str1+(i-1);
  while(i>0) {
    if(*cptr!='\"' && *cptr!='\'' && *cptr!='\t' && *cptr!='\n' &&
       *cptr!='\r' && *cptr!=' ')
           break;
    i--; str1[i]=(char)0; cptr--;
  }
  return(i);
}

Referenced by upetHeaderReadParameter().

strstr_noquotation()

char * strstr_noquotation	(	const char *	str1,
		const char *	str2 )

The strstr_noquotation() function returns a pointer to the first occurrence in the string pointed to by str1, excluding parts that are inside quotation marks "" or '', of the string pointed to by str2.

Returns

Returns NULL pointer if no match is found, or if found, then pointer to the first occurrence.

Parameters

str1	Pointer to string to be searched
str2	Pointer to string with quotation marks

Definition at line 17 of file quots.c.

  {
  unsigned int i, test_len;
  unsigned int single_quotation=0;
  unsigned int double_quotation=0;
  char *cptr;
  
  if(str1==NULL) return((char*)NULL);
  if(str2==NULL) return((char*)str1);
  test_len=strlen(str2); if(test_len<1) return((char*)str1);
  for(i=0, cptr=(char*)str1; i<strlen(str1); i++, cptr++) {
    if(*cptr=='\'') {
      if(single_quotation==0) single_quotation=1; else single_quotation=0;
      continue;
    }
    if(*cptr=='\"') {
      if(double_quotation==0) double_quotation=1; else double_quotation=0;
      continue;
    }
    if(single_quotation==1 || double_quotation==1) continue;
    if(strncmp(cptr, str2, test_len)==0) return(cptr);
  }
  return((char*)NULL);
}

Referenced by iftRead().