strlib.h File Reference

#include <stdio.h>
#include <ctype.h>
#include <stdlib.h>
#include <string.h>
#include <strings.h>
#include "common.h"

Go to the source code of this file.

Functions
void	NAMD_truncate (char *)
int	NAMD_read_line (FILE *, char *, int bufsize=512)
int	NAMD_find_word (const char *, const char *)
int	NAMD_blank_string (char *)
void	NAMD_find_first_word (char *, char *)
int	NAMD_read_int (FILE *, const char *)
void	NAMD_pad (char *, size_t)
void	NAMD_remove_comment (char *)

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Function Documentation

int NAMD_blank_string (  char *   )

Definition at line 222 of file strlib.C. Referenced by Parameters::read_charmm_parameter_file(), Molecule::read_go_file(), and Parameters::read_parameter_file(). { int i; // Current position in str int blank=1; // Flag 1-> string is blank int len; // length of the string str len=strlen(str); for (i=0; i<len && blank; i++) { blank = isspace(str[i]); } return(blank); }

void NAMD_find_first_word (  char *  , char *  )

Definition at line 258 of file strlib.C. References j. Referenced by Parameters::read_charmm_parameter_file(), Molecule::read_go_file(), and Parameters::read_parameter_file(). { int i=0; // Position within source int j=0; // Position within word /* Skip leading white space */ while ( (source[i] != STRINGNULL) && isspace(source[i])) i++; /* Copy the word */ while ( (source[i] != STRINGNULL) && !isspace(source[i])) { word[j]=source[i]; i++; j++; } word[j]=STRINGNULL; return; }

int NAMD_find_word (  const char *  , const char *  )

Definition at line 180 of file strlib.C. { int i=0; // Position inside source int search_length; // Length of string search int source_length; // Length of string source int found=0; // Flag 1-> found the value search_length=strlen(search); source_length=strlen(source); /* While we haven't found it and we haven't readched the */ /* point where our current position plus the length of the */ /* string we are looking for is longer than the string itself,*/ /* check the next search_length characters for a match */ while (!found && ((i+search_length)<=(source_length))) { found = (strncasecmp(source+i, search, search_length)==0); i++; } return(found); }

void NAMD_pad (  char *  , size_t  )

Definition at line 382 of file strlib.C. { char tmp_string[128]; size_t i; if (strlen(str) >= length) return; for (i=0; i<(length-strlen(str)); i++) { tmp_string[i] = ' '; } tmp_string[i] = STRINGNULL; strcat(str, tmp_string); }

int NAMD_read_int (  FILE *  , const char *  )

Definition at line 302 of file strlib.C. References NAMD_die(). { int i; // Loop counter int c; // Character read in from file char tmp_string[11]; // Temporary string for integer int isNeg; /* Skip white space */ while ( ((c=fgetc(fd)) == '\n') || isspace(c) ) { } /* Check to make sure we didn't hit EOF */ if (c==EOF) { char err_msg[128]; sprintf(err_msg, "EOF ENCOUNTERED READING %s FROM PSF FILE", msg); NAMD_die(err_msg); } /* Now read in the integer itself */ i=0; /* Modified to read an integer with '-' or '+' sign --Chao Mei */ isNeg = 0; if(c=='-'){ c = fgetc(fd); isNeg = 1; } if(c=='+') c = fgetc(fd); while (!isspace(c)) { /* Check to make sure we only get #'s */ if (!isdigit(c)) { char err_msg[128]; sprintf(err_msg, "ALPHA CHARCTER ENCOUNTERED WHILE READING %s FROM PSF FILE", msg); NAMD_die(err_msg); } tmp_string[i] = c; i++; c=fgetc(fd); /* Check to make sure we didn't hit EOF*/ if (c==EOF) { char err_msg[128]; sprintf(err_msg, "EOF ENCOUNTERED WHILE READING %s FROM PSF FILE", msg); NAMD_die(err_msg); } } tmp_string[i]=STRINGNULL; /* Convert the string to an integer and return its value */ if(isNeg) return(-atoi(tmp_string)); else return(atoi(tmp_string)); }

int NAMD_read_line (  FILE *  fd, char *  buf, int  bufsize )

Copyright (c) 1995, 1996, 1997, 1998, 1999, 2000 by The Board of Trustees of the University of Illinois. All rights reserved. Definition at line 38 of file strlib.C. References NAMD_die(). Referenced by Parameters::read_charmm_parameter_file(), Molecule::read_go_file(), and Parameters::read_parameter_file(). { int i=0; // Current position in buf int c; // Character read in from file /* Loop and read characters until we get either an EOF or a */ /* newline */ while ( ((c=fgetc(fd)) != EOF) && (c != '\n') ) { /* If we encounter a bracketed comment, skip it. This */ /* basically means read EVERYTHING until the next } and*/ /* throw it into the big bit bucket */ if (c == '{') { while ( ((c=fgetc(fd)) != EOF) && (c!='}') ) { } if (c==EOF) { buf[i]=STRINGNULL; char *err_msg = new char[128 + strlen(buf)]; sprintf(err_msg, "ABNORMAL EOF FOUND - buffer=*%s*\n", buf); NAMD_die(err_msg); } continue; } /* Also, use this little piece of logic to remove */ /* any leading spaces from the line */ if ((i>0) || !isspace(c)) { buf[i] = c; i++; if ( i == bufsize ) { i--; buf[i]=STRINGNULL; char *err_msg = new char[128 + strlen(buf)]; sprintf(err_msg, "BUFFER OVERRUN - buffer=*%s*\n", buf); NAMD_die(err_msg); } } } /* NULL terminate the string */ buf[i]=STRINGNULL; /* Check for an EOF in the middle of a line */ if ((c==EOF) && (i!=0)) { buf[i]=STRINGNULL; char *err_msg = new char[128 + strlen(buf)]; sprintf(err_msg, "ABNORMAL EOF FOUND - buffer=*%s*\n", buf); NAMD_die(err_msg); } /* Return the appropriate value */ if (c==EOF) return(-1); else return(0); }

void NAMD_remove_comment (  char *   )

Definition at line 119 of file strlib.C. { int i=0; while ( (str[i] != STRINGNULL) && (str[i] != '!') ) { i++; } str[i] = STRINGNULL; }

void NAMD_truncate (  char *   )

Copyright (c) 1995, 1996, 1997, 1998, 1999, 2000 by The Board of Trustees of the University of Illinois. All rights reserved. Definition at line 145 of file strlib.C. { int i; // Current position in str i=strlen(str); /* Loop from the back of the string until we find a non-space */ for (i--; i>=0 && isspace(str[i]); i--) { } str[i+1]=STRINGNULL; }

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