diff options
Diffstat (limited to 'ifile.c')
| -rw-r--r-- | ifile.c | 88 |
1 files changed, 58 insertions, 30 deletions
@@ -1,5 +1,5 @@ /* - * Copyright (C) 1984-2015 Mark Nudelman + * Copyright (C) 1984-2016 Mark Nudelman * * You may distribute under the terms of either the GNU General Public * License or the Less License, as specified in the README file. @@ -49,7 +49,9 @@ static struct ifile anchor = { &anchor, &anchor, NULL, NULL, 0, 0, '\0', static int ifiles = 0; static void -incr_index(struct ifile *p, int incr) +incr_index(p, incr) + register struct ifile *p; + int incr; { for (; p != &anchor; p = p->h_next) p->h_index += incr; @@ -59,7 +61,9 @@ incr_index(struct ifile *p, int incr) * Link an ifile into the ifile list. */ static void -link_ifile(struct ifile *p, struct ifile *prev) +link_ifile(p, prev) + struct ifile *p; + struct ifile *prev; { /* * Link into list. @@ -83,7 +87,8 @@ link_ifile(struct ifile *p, struct ifile *prev) * Unlink an ifile from the ifile list. */ static void -unlink_ifile(struct ifile *p) +unlink_ifile(p) + struct ifile *p; { p->h_next->h_prev = p->h_prev; p->h_prev->h_next = p->h_next; @@ -98,9 +103,11 @@ unlink_ifile(struct ifile *p) * Return a pointer to the new ifile structure. */ static struct ifile * -new_ifile(char *filename, struct ifile *prev) +new_ifile(filename, prev) + char *filename; + struct ifile *prev; { - struct ifile *p; + register struct ifile *p; /* * Allocate and initialize structure. @@ -119,9 +126,10 @@ new_ifile(char *filename, struct ifile *prev) * Delete an existing ifile structure. */ public void -del_ifile(IFILE h) +del_ifile(h) + IFILE h; { - struct ifile *p; + register struct ifile *p; if (h == NULL_IFILE) return; @@ -142,9 +150,10 @@ del_ifile(IFILE h) * Get the ifile after a given one in the list. */ public IFILE -next_ifile(IFILE h) +next_ifile(h) + IFILE h; { - struct ifile *p; + register struct ifile *p; p = (h == NULL_IFILE) ? &anchor : int_ifile(h); if (p->h_next == &anchor) @@ -156,9 +165,10 @@ next_ifile(IFILE h) * Get the ifile before a given one in the list. */ public IFILE -prev_ifile(IFILE h) +prev_ifile(h) + IFILE h; { - struct ifile *p; + register struct ifile *p; p = (h == NULL_IFILE) ? &anchor : int_ifile(h); if (p->h_prev == &anchor) @@ -170,7 +180,8 @@ prev_ifile(IFILE h) * Return a different ifile from the given one. */ public IFILE -getoff_ifile(IFILE ifile) +getoff_ifile(ifile) + IFILE ifile; { IFILE newifile; @@ -185,7 +196,7 @@ getoff_ifile(IFILE ifile) * Return the number of ifiles. */ public int -nifile(void) +nifile() { return (ifiles); } @@ -194,9 +205,10 @@ nifile(void) * Find an ifile structure, given a filename. */ static struct ifile * -find_ifile(char *filename) +find_ifile(filename) + char *filename; { - struct ifile *p; + register struct ifile *p; for (p = anchor.h_next; p != &anchor; p = p->h_next) if (strcmp(filename, p->h_filename) == 0) @@ -210,9 +222,11 @@ find_ifile(char *filename) * insert the new ifile after "prev" in the list. */ public IFILE -get_ifile(char *filename, IFILE prev) +get_ifile(filename, prev) + char *filename; + IFILE prev; { - struct ifile *p; + register struct ifile *p; if ((p = find_ifile(filename)) == NULL) p = new_ifile(filename, int_ifile(prev)); @@ -223,7 +237,8 @@ get_ifile(char *filename, IFILE prev) * Get the filename associated with a ifile. */ public char * -get_filename(IFILE ifile) +get_filename(ifile) + IFILE ifile; { if (ifile == NULL) return (NULL); @@ -234,7 +249,8 @@ get_filename(IFILE ifile) * Get the index of the file associated with a ifile. */ public int -get_index(IFILE ifile) +get_index(ifile) + IFILE ifile; { return (int_ifile(ifile)->h_index); } @@ -243,7 +259,9 @@ get_index(IFILE ifile) * Save the file position to be associated with a given file. */ public void -store_pos(IFILE ifile, struct scrpos *scrpos) +store_pos(ifile, scrpos) + IFILE ifile; + struct scrpos *scrpos; { int_ifile(ifile)->h_scrpos = *scrpos; } @@ -253,7 +271,9 @@ store_pos(IFILE ifile, struct scrpos *scrpos) * If no position has been associated with the file, return NULL_POSITION. */ public void -get_pos(IFILE ifile, struct scrpos *scrpos) +get_pos(ifile, scrpos) + IFILE ifile; + struct scrpos *scrpos; { *scrpos = int_ifile(ifile)->h_scrpos; } @@ -262,7 +282,8 @@ get_pos(IFILE ifile, struct scrpos *scrpos) * Mark the ifile as "opened". */ public void -set_open(IFILE ifile) +set_open(ifile) + IFILE ifile; { int_ifile(ifile)->h_opened = 1; } @@ -271,40 +292,47 @@ set_open(IFILE ifile) * Return whether the ifile has been opened previously. */ public int -opened(IFILE ifile) +opened(ifile) + IFILE ifile; { return (int_ifile(ifile)->h_opened); } public void -hold_ifile(IFILE ifile, int incr) +hold_ifile(ifile, incr) + IFILE ifile; + int incr; { int_ifile(ifile)->h_hold += incr; } public int -held_ifile(IFILE ifile) +held_ifile(ifile) + IFILE ifile; { return (int_ifile(ifile)->h_hold); } public void * -get_filestate(IFILE ifile) +get_filestate(ifile) + IFILE ifile; { return (int_ifile(ifile)->h_filestate); } public void -set_filestate(IFILE ifile, void *filestate) +set_filestate(ifile, filestate) + IFILE ifile; + void *filestate; { int_ifile(ifile)->h_filestate = filestate; } #if 0 public void -if_dump(void) +if_dump() { - struct ifile *p; + register struct ifile *p; for (p = anchor.h_next; p != &anchor; p = p->h_next) { |