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Annotation of coherent/d/bin/ed/ed0.c, revision 1.1.1.1

1.1       root        1: /*
                      2:  * An editor.
                      3:  * External variables.
                      4:  */
                      5: #include <stdio.h>
                      6: #include "ed.h"
                      7: 
                      8: int    cflag;                          /* Print character counts */
                      9: int    mflag;                          /* Allow multiple commands per line */
                     10: int    pflag;                          /* Editor prompts */
                     11: int    oflag;                          /* Behaves like old editor */
                     12: int    sflag;                          /* Match patterns in single case */
                     13: int    tflag;                          /* Set up for screen editor */
                     14: int    vflag;                          /* Verbose error messages */
                     15: int    intflag;                        /* Interrupt has been hit */
                     16: char   *tfn;                           /* Temp file name */
                     17: FILE   *tmp;                           /* Temp file pointer */
                     18: long   tmpseek;                        /* Free space seek ptr in tmp file */
                     19: int    rcurbno;                        /* Current read block number */
                     20: int    wcurbno;                        /* Current write block number */
                     21: LINE   *line;                          /* Pointer to line table */
                     22: int    lnsize;                         /* Current size of line table */
                     23: int    savechr;                        /* Character that was ungetx'ed */
                     24: int    lastchr;                        /* Last character we read */
                     25: char   *gcp;                           /* Global input pointer */
                     26: char   linebuf[LBSIZE];                /* Line buffer */
                     27: char   codebuf[CBSIZE];                /* Code buffer */
                     28: char   tempbuf[TBSIZE];                /* Temporary buffer */
                     29: char   subsbuf[SBSIZE];                /* Substitute buffer */
                     30: char   globbuf[GBSIZE];                /* Buffer for global command */
                     31: char   rdbcbuf[DBSIZE];                /* Disk buffer cache */
                     32: char   wdbcbuf[DBSIZE];                /* Write buffer cache */
                     33: BRACE  brace[1+BRSIZE];                /* For remembering \( \) */
                     34: char   file[FNSIZE+1];                 /* Filename */
                     35: LINE   marklin[MKSIZE];                /* Mark line table */
                     36: int    dotadd;                         /* Address of the current line */
                     37: int    doladd;                         /* Address of last line */
                     38: char   vcom;                           /* Verify command */
                     39: int    saved;                          /* File saved since last written */
                     40: FILE   *fp;                            /* File pointer for readfil */
                     41: long   cct;                            /* Number of chars read in append */
                     42: long   lct;                            /* Number of lines read in append */
                     43: int    appflag;                        /* In append mode */
                     44: int    addspec;                        /* Number of addresses specified */
                     45: int    adderrr;                        /* Error in computing address */
                     46: int    addpage;                        /* An ampersand was found */
                     47: int    addques;                        /* A question mark was found */
                     48: int    subnths;                        /* Which substitute wanted */
                     49: int    subnewl;                        /* A newline is being replaced */
                     50: int    subseek;                        /* Seek position of new line */
                     51: int    suborig;                        /* Seek position of old line */
                     52: char   *errstr;                        /* Pointer to last error message */
                     53: char   *keyp;                          /* Pointer to crypt key */

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