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greg |
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/* Copyright (c) 1989 Regents of the University of California */ |
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#ifndef lint |
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static char SCCSid[] = "$SunId$ LBL"; |
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#endif |
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/* |
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* fgetline.c - read line with escaped newlines |
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* |
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* 10/4/89 |
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*/ |
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#include <stdio.h> |
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char * |
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fgetline(s, n, fp) /* read in line with escapes, elide final newline */ |
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char *s; |
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register int n; |
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FILE *fp; |
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{ |
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register char *cp; |
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register int c; |
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cp = s; |
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while (--n > 0 && (c = getc(fp)) != EOF && c != '\n') { |
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if (c == '\\') { |
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if ((c = getc(fp)) == EOF) |
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break; |
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} |
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*cp++ = c; |
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} |
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if (cp == s) |
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return(NULL); |
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*cp++ = '\0'; |
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return(s); |
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} |