X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/d3d007e835e9eb1a0e797bd3a58d5295a079c40b..3b6be5607a251a3a793e97382e251ce66ea2bca0:/uip/scansbr.c?ds=sidebyside

diff --git a/uip/scansbr.c b/uip/scansbr.c
index f863e9b7..930cfbc2 100644
--- a/uip/scansbr.c
+++ b/uip/scansbr.c
@@ -36,6 +36,7 @@ static struct comp **used_buf = 0;	/* stack for comp that use buffers */
 static int dat[5];			/* aux. data for format routine    */
 
 char *scanl = 0;			/* text of most recent scanline    */
+m_getfld_state_t gstate;		/* for access by msh */
 
 #define DIEWRERR() adios (scnmsg, "write error on")
 
@@ -164,7 +165,8 @@ scan (FILE *inb, int innum, int outnum, char *nfs, int width, int curflg,
      * and we're doing an "inc", open the output file.
      */
     bufsz = rlwidth;
-    if ((state = m_getfld (FLD, name, tmpbuf, &bufsz, inb)) == FILEEOF) {
+    m_getfld_state_reset (&gstate);
+    if ((state = m_getfld (&gstate, name, tmpbuf, &bufsz, inb)) == FILEEOF) {
 	if (ferror(inb)) {
 	    advise("read", "unable to"); /* "read error" */
 	    return SCNFAT;
@@ -187,7 +189,7 @@ scan (FILE *inb, int innum, int outnum, char *nfs, int width, int curflg,
 
     /* scan - main loop */
     for (compnum = 1; ;
-	bufsz = rlwidth, state = m_getfld (state, name, tmpbuf, &bufsz, inb)) {
+	bufsz = rlwidth, state = m_getfld (&gstate, name, tmpbuf, &bufsz, inb)) {
 	switch (state) {
 	    case FLD: 
 	    case FLDPLUS: 
@@ -219,7 +221,7 @@ scan (FILE *inb, int innum, int outnum, char *nfs, int width, int curflg,
 
 		while (state == FLDPLUS) {
 		    bufsz = rlwidth;
-		    state = m_getfld (state, name, tmpbuf, &bufsz, inb);
+		    state = m_getfld (&gstate, name, tmpbuf, &bufsz, inb);
 		    if (outnum)
 			FPUTS (tmpbuf);
 		}
@@ -234,7 +236,7 @@ scan (FILE *inb, int innum, int outnum, char *nfs, int width, int curflg,
 
 		if ((i = strlen(tmpbuf)) < rlwidth) {
 		    bufsz = rlwidth - i;
-		    state = m_getfld (state, name, tmpbuf + i, &bufsz, inb);
+		    state = m_getfld (&gstate, name, tmpbuf + i, &bufsz, inb);
 		}
 
 		if (! outnum) {
@@ -269,7 +271,7 @@ body:;
 
 		while (state == BODY) {
 		    bufsz = rlwidth;
-		    state = m_getfld(state, name, tmpbuf, &bufsz, inb);
+		    state = m_getfld (&gstate, name, tmpbuf, &bufsz, inb);
 		    FPUTS(tmpbuf);
 		}
 		goto finished;
@@ -356,10 +358,8 @@ finished:
 
     /* return dynamically allocated buffers to pool */
     while ((cptr = *savecomp++)) {
-	*--nxtbuf = cptr->c_text;
 	cptr->c_text = NULL;
     }
-    *--nxtbuf = tmpbuf;
 
     if (outnum && (ferror(scnout) || fclose (scnout) == EOF))
 	DIEWRERR();
@@ -379,3 +379,23 @@ mh_fputs(char *s, FILE *stream)
     return (0);
 }
 
+/* The following three functions allow access to the global gstate above. */
+void
+scan_finished () {
+    m_getfld_state_destroy (&gstate);
+}
+
+void
+scan_detect_mbox_style (FILE *f) {
+    m_unknown (&gstate, f);
+}
+
+void
+scan_eom_action (int (*action)()) {
+    m_eomsbr (gstate, action);
+}
+
+void
+scan_reset_m_getfld_state () {
+    m_getfld_state_reset (&gstate);
+}