* Unlike groff this is small, fast and picky!
*/
-#undef SPLATTER /* Define for lots of messages out - for debug */
+#undef SPLATTER /* Define for lots of messages out - for debug */
#include <stdio.h>
#ifdef __STDC__
#include <ctype.h>
#include <string.h>
-FILE * ofd;
-FILE * ifd;
+FILE *ofd;
+FILE *ifd;
int ifd_class = 0; /* Type of ifd, 0=stdin, 1=file, 2=pipe */
char whitespace[256];
char word[80]; /* Current word */
-int no_nl=1; /* Next NL in input file is ignored */
-int catmode = 1; /* Have we seen a '.XX' command ? */
-
-int keep_nl = 0; /* How many nl to keep til eof */
-int optional_keep=0; /* Is the next keep optional ? */
-int pending_nl=0; /* Is there a pending newline on output? */
-int no_fill = 0; /* Disable 'filling' of lines */
-int right_adjust=1; /* Adjust right margin */
-
-int standard_tab = 5; /* Amount left margin stepped by */
-int left_indent = 0; /* Current step of left margin */
-int old_para_indent=0; /* Indent to go back to after this paragraph */
-int next_line_indent=-1; /* Indent after next line_break */
-int page_no = 1; /* Page number */
-int input_tab = 8; /* Tab width in input file */
-
-int right_margin = 65; /* Don't print past this column */
-int page_length = 66; /* Lines on page */
-int current_line = 0; /* Line number = ? */
-int gaps_on_line = 0; /* Gaps on line for adjustments */
-
-int *line_ptr = 0;
-int line[256]; /* Buffer for building output line */
-int cur_font = 0x100; /* Current font, 1 == Roman */
+int no_nl = 1; /* Next NL in input file is ignored */
+int catmode = 1; /* Have we seen a '.XX' command ? */
+
+int keep_nl = 0; /* How many nl to keep til eof */
+int optional_keep = 0; /* Is the next keep optional ? */
+int pending_nl = 0; /* Is there a pending newline on output? */
+int no_fill = 0; /* Disable 'filling' of lines */
+int right_adjust = 1; /* Adjust right margin */
+
+int standard_tab = 5; /* Amount left margin stepped by */
+int left_indent = 0; /* Current step of left margin */
+int old_para_indent = 0; /* Indent to go back to after this paragraph */
+int next_line_indent = -1; /* Indent after next line_break */
+int page_no = 1; /* Page number */
+int input_tab = 8; /* Tab width in input file */
+
+int right_margin = 65; /* Don't print past this column */
+int page_length = 66; /* Lines on page */
+int current_line = 0; /* Line number = ? */
+int gaps_on_line = 0; /* Gaps on line for adjustments */
+
+int *line_ptr = 0;
+int line[256]; /* Buffer for building output line */
+int cur_font = 0x100; /* Current font, 1 == Roman */
char line_header[256] = ""; /* Page header line */
char line_footer[256] = ""; /* Page footer line */
void print_header(void);
void print_footer(void);
void step(char **pcurr, char **pnext);
-int open_page(char * name);
+int open_page(char *name);
void close_page(void);
int fetch_word(void);
int do_command(void);
int find_page(char *name, char *sect)
{
-static char defpath[] = "/usr/local/man:/usr/man";
-static char defsect[] = "1:2:3:4:5:6:7:8:9";
-static char defsuff[] = ":.gz:.Z";
-static char manorcat[] = "man:cat";
-
- char fbuf[256];
- char *manpath;
- char *mansect = sect;
- char *mansuff;
- char *mc, *mp, *ms, *su, *nmc, *nmp, *nms, *nsu;
- int rv = -1;
-
- manpath = getenv("MANPATH");
- if (!manpath) manpath = defpath;
- if (!mansect) mansect = getenv("MANSECT");
- if (!mansect) mansect = defsect;
- mansuff = defsuff;
-
- if (strchr(name, '/')) {
- for (su=nsu=mansuff,step(&su,&nsu); su; step(&su, &nsu)) {
- strcpy(fbuf, name);
- strcat(fbuf, su);
- if ((rv=open_page(fbuf)) >= 0) break;
- }
- *man_file = 0;
- return rv;
- }
-
- /* SEARCH!! */
- for(mc=nmc=manorcat,step(&mc,&nmc); mc; step(&mc, &nmc))
- for(ms=nms=mansect,step(&ms,&nms); ms; step(&ms, &nms))
- for(mp=nmp=manpath,step(&mp,&nmp); mp; step(&mp, &nmp))
- for(su=nsu=mansuff,step(&su,&nsu); su; step(&su, &nsu)) {
- sprintf(fbuf, "%s/%s%s/%s.%s%s", mp, mc, ms, name, ms, su);
-
- /* Got it ? */
- if (access(fbuf, 0) < 0) continue;
- if (flg_w)
- {
- printf("%s\n", fbuf);
- rv = 0;
- continue;
- }
-
- /* Try it ! */
- if ((rv=open_page(fbuf)) >= 0) {
- char * p;
- strcpy(man_file, fbuf);
- p = strrchr(man_file, '/'); if(p) *p = 0;
- p = strrchr(man_file, '/'); if(p) p[1] = 0;
- return 0;
- }
- }
-
- return rv;
+ static char defpath[] = "/usr/local/man:/usr/man";
+ static char defsect[] = "1:2:3:4:5:6:7:8:9";
+ static char defsuff[] = ":.gz:.Z";
+ static char manorcat[] = "man:cat";
+
+ char fbuf[256];
+ char *manpath;
+ char *mansect = sect;
+ char *mansuff;
+ char *mc, *mp, *ms, *su, *nmc, *nmp, *nms, *nsu;
+ int rv = -1;
+
+ manpath = getenv("MANPATH");
+ if (!manpath)
+ manpath = defpath;
+ if (!mansect)
+ mansect = getenv("MANSECT");
+ if (!mansect)
+ mansect = defsect;
+ mansuff = defsuff;
+
+ if (strchr(name, '/')) {
+ for (su = nsu = mansuff, step(&su, &nsu); su;
+ step(&su, &nsu)) {
+ strcpy(fbuf, name);
+ strcat(fbuf, su);
+ if ((rv = open_page(fbuf)) >= 0)
+ break;
+ }
+ *man_file = 0;
+ return rv;
+ }
+
+ /* SEARCH!! */
+ for (mc = nmc = manorcat, step(&mc, &nmc); mc; step(&mc, &nmc))
+ for (ms = nms = mansect, step(&ms, &nms); ms;
+ step(&ms, &nms))
+ for (mp = nmp = manpath, step(&mp, &nmp); mp;
+ step(&mp, &nmp))
+ for (su = nsu = mansuff, step(&su, &nsu);
+ su; step(&su, &nsu)) {
+ sprintf(fbuf, "%s/%s%s/%s.%s%s",
+ mp, mc, ms, name, ms, su);
+
+ /* Got it ? */
+ if (access(fbuf, 0) < 0)
+ continue;
+ if (flg_w) {
+ printf("%s\n", fbuf);
+ rv = 0;
+ continue;
+ }
+
+ /* Try it ! */
+ if ((rv = open_page(fbuf)) >= 0) {
+ char *p;
+ strcpy(man_file, fbuf);
+ p = strrchr(man_file, '/');
+ if (p)
+ *p = 0;
+ p = strrchr(man_file, '/');
+ if (p)
+ p[1] = 0;
+ return 0;
+ }
+ }
+
+ return rv;
}
void step(char **pcurr, char **pnext)
{
- char *curr = *pcurr;
- char *next = *pnext;
-
- if (curr == 0) return;
- if (curr == next) {
- next = strchr(curr, ':');
- if (next) *next++ = 0;
- } else {
- curr=next;
- if (curr) {
- curr[-1] = ':';
- next = strchr(curr, ':');
- if (next) *next++ = 0;
- }
- }
-
- *pcurr = curr;
- *pnext = next;
+ char *curr = *pcurr;
+ char *next = *pnext;
+
+ if (curr == 0)
+ return;
+ if (curr == next) {
+ next = strchr(curr, ':');
+ if (next)
+ *next++ = 0;
+ } else {
+ curr = next;
+ if (curr) {
+ curr[-1] = ':';
+ next = strchr(curr, ':');
+ if (next)
+ *next++ = 0;
+ }
+ }
+
+ *pcurr = curr;
+ *pnext = next;
}
-int open_page(char * name)
+int open_page(char *name)
{
- char *p;
- const char *command = 0;
- char buf[256];
-
- if (access(name, 0) < 0) return -1;
-
- p = strrchr(name, '.');
- if (p) {
- if (strcmp(p, ".gz") == 0) command = "gzip -dc ";
- if (strcmp(p, ".Z") == 0) command = "uncompress -c ";
- }
-
- if (command) {
- strcpy(buf, command);
- strcat(buf, name);
- ifd = popen(buf, "r");
- if (ifd == 0) return -1;
- ifd_class = 2;
- return 0;
- }
- ifd = fopen(name, "r");
- if (ifd == 0) return -1;
- ifd_class = 1;
- return 0;
+ char *p;
+ const char *command = 0;
+ char buf[256];
+
+ if (access(name, 0) < 0)
+ return -1;
+
+ p = strrchr(name, '.');
+ if (p) {
+ if (strcmp(p, ".gz") == 0)
+ command = "gzip -dc ";
+ if (strcmp(p, ".Z") == 0)
+ command = "uncompress -c ";
+ }
+
+ if (command) {
+ strcpy(buf, command);
+ strcat(buf, name);
+ ifd = popen(buf, "r");
+ if (ifd == 0)
+ return -1;
+ ifd_class = 2;
+ return 0;
+ }
+ ifd = fopen(name, "r");
+ if (ifd == 0)
+ return -1;
+ ifd_class = 1;
+ return 0;
}
void close_page(void)
{
- switch (ifd_class)
- {
- case 1: fclose(ifd); break;
- case 2: pclose(ifd); break;
- }
- ifd_class = 0;
- return;
+ switch (ifd_class) {
+ case 1:
+ fclose(ifd);
+ break;
+ case 2:
+ pclose(ifd);
+ break;
+ }
+ ifd_class = 0;
+ return;
}
/****************************************************************************
*/
struct cmd_list_s {
- char cmd[3];
- int class;
- int id;
+ char cmd[3];
+ int class;
+ int id;
} cmd_list[] = {
- { "\\\"", 0, 0 },
- { "nh", 0, 0 }, /* This program never inserts hyphens */
- { "hy", 0, 0 }, /* This program never inserts hyphens */
- { "PD", 0, 0 }, /* Inter-para distance is 1 line */
- { "DT", 0, 0 }, /* Default tabs, they can't be non-default! */
- { "IX", 0, 0 }, /* Indexing for some weird package */
- { "Id", 0, 0 }, /* Line for RCS tokens */
-
- { "BY", 0, 0 }, /* I wonder where this should go ? */
-
- { "nf", 0, 1 }, /* Line break, Turn line fill off */
- { "fi", 0, 2 }, /* Line break, Turn line fill on */
- { "sp", 0, 3 }, /* Line break, line space (arg for Nr lines) */
- { "br", 0, 4 }, /* Line break */
- { "bp", 0, 5 }, /* Page break */
-
- { "PP", 0, 6 }, { "LP", 0, 6 }, { "P", 0, 6 }, /* Paragraph */
- { "RS", 0, 7 }, /* New Para + Indent start */
- { "RE", 0, 8 }, /* New Para + Indent end */
- { "HP", 0, 9 }, /* Begin hanging indent (TP without arg?) */
-
- { "ad", 0, 10 }, /* Line up right margin */
- { "na", 0, 11 }, /* Leave right margin unaligned */
- { "ta", 0, 12 }, /* Changes _input_ tab spacing, right? */
-
- { "TH", 1, 1 }, /* Title and headers */
- { "SH", 1, 2 }, /* Section */
- { "SS", 1, 3 }, /* Subsection */
- { "IP", 1, 4 }, /* New para, indent except argument 1 */
- { "TP", 1, 5 }, /* New para, indent except line 1 */
-
- { "B", 2, 22 }, /* Various font fiddles */
- { "BI", 2, 23 },
- { "BR", 2, 21 },
- { "I", 2, 33 },
- { "IB", 2, 32 },
- { "IR", 2, 31 },
- { "RB", 2, 12 },
- { "RI", 2, 13 },
- { "SB", 2, 42 },
- { "SM", 2, 44 },
-
- { "C", 2, 22 }, /* PH-UX manual pages! */
- { "CI", 2, 23 },
- { "CR", 2, 21 },
- { "IC", 2, 32 },
- { "RC", 2, 12 },
-
- { "so", 3, 0 },
-
- { "\0\0", 0 }
+ {
+ "\\\"", 0, 0}, {
+ "nh", 0, 0}, /* This program never inserts hyphens */
+ {
+ "hy", 0, 0}, /* This program never inserts hyphens */
+ {
+ "PD", 0, 0}, /* Inter-para distance is 1 line */
+ {
+ "DT", 0, 0}, /* Default tabs, they can't be non-default! */
+ {
+ "IX", 0, 0}, /* Indexing for some weird package */
+ {
+ "Id", 0, 0}, /* Line for RCS tokens */
+ {
+ "BY", 0, 0}, /* I wonder where this should go ? */
+ {
+ "nf", 0, 1}, /* Line break, Turn line fill off */
+ {
+ "fi", 0, 2}, /* Line break, Turn line fill on */
+ {
+ "sp", 0, 3}, /* Line break, line space (arg for Nr lines) */
+ {
+ "br", 0, 4}, /* Line break */
+ {
+ "bp", 0, 5}, /* Page break */
+ {
+ "PP", 0, 6}, {
+ "LP", 0, 6}, {
+ "P", 0, 6}, /* Paragraph */
+ {
+ "RS", 0, 7}, /* New Para + Indent start */
+ {
+ "RE", 0, 8}, /* New Para + Indent end */
+ {
+ "HP", 0, 9}, /* Begin hanging indent (TP without arg?) */
+ {
+ "ad", 0, 10}, /* Line up right margin */
+ {
+ "na", 0, 11}, /* Leave right margin unaligned */
+ {
+ "ta", 0, 12}, /* Changes _input_ tab spacing, right? */
+ {
+ "TH", 1, 1}, /* Title and headers */
+ {
+ "SH", 1, 2}, /* Section */
+ {
+ "SS", 1, 3}, /* Subsection */
+ {
+ "IP", 1, 4}, /* New para, indent except argument 1 */
+ {
+ "TP", 1, 5}, /* New para, indent except line 1 */
+ {
+ "B", 2, 22}, /* Various font fiddles */
+ {
+ "BI", 2, 23}, {
+ "BR", 2, 21}, {
+ "I", 2, 33}, {
+ "IB", 2, 32}, {
+ "IR", 2, 31}, {
+ "RB", 2, 12}, {
+ "RI", 2, 13}, {
+ "SB", 2, 42}, {
+ "SM", 2, 44}, {
+ "C", 2, 22}, /* PH-UX manual pages! */
+ {
+ "CI", 2, 23}, {
+ "CR", 2, 21}, {
+ "IC", 2, 32}, {
+ "RC", 2, 12}, {
+ "so", 3, 0}, {
+ "\0\0", 0}
};
/****************************************************************************
*/
void do_file(void)
{
- int nl;
- ungetc('\r', ifd);
+ int nl;
+ ungetc('\r', ifd);
- while ((nl=fetch_word())>=0)
- {
+ while ((nl = fetch_word()) >= 0) {
#ifdef SPLATTER
- fprintf(ofd, ">WS='%s',", whitespace);
- fprintf(ofd, "catmode=%d,", catmode);
- fprintf(ofd, "nl=%d,", nl);
- fprintf(ofd, "no_nl=%d,", no_nl);
- fprintf(ofd, "no_fill=%d,", no_fill);
- fprintf(ofd, "keep_nl=%d,", keep_nl);
- fprintf(ofd, "opt_keep=%d,", optional_keep);
- fprintf(ofd, "WD='%s',", word);
- fprintf(ofd, "\n");
+ fprintf(ofd, ">WS='%s',", whitespace);
+ fprintf(ofd, "catmode=%d,", catmode);
+ fprintf(ofd, "nl=%d,", nl);
+ fprintf(ofd, "no_nl=%d,", no_nl);
+ fprintf(ofd, "no_fill=%d,", no_fill);
+ fprintf(ofd, "keep_nl=%d,", keep_nl);
+ fprintf(ofd, "opt_keep=%d,", optional_keep);
+ fprintf(ofd, "WD='%s',", word);
+ fprintf(ofd, "\n");
#endif
- if (catmode)
- {
- if (strcmp(word, "'\\\"") == 0 || strcmp(word, "'''") == 0)
- {
- /* This is a marker sometimes used for opening subprocesses like
- * tbl and equ; this program ignores it.
- */
- do_skipeol();
- }
- else if (*whitespace == '\r')
- fprintf(ofd, "%s%s", whitespace+1, word);
- else
- fprintf(ofd, "%s%s", whitespace, word);
- }
- else
- {
- if(keep_nl && nl && !no_nl)
- {
- if (optional_keep)
- {
- optional_keep = 0;
- if (line_ptr == 0 || next_line_indent < 0 ||
- left_indent + (line_ptr-line) + 1 > next_line_indent)
- line_break();
- else if (line_ptr != 0 && next_line_indent > 0)
- {
- while (left_indent + (line_ptr-line) + 1 <= next_line_indent)
- *line_ptr++ = cur_font + ' ';
- }
- }
- else line_break();
- if(keep_nl>0) keep_nl--;
- }
-
- if (nl == 1 && ( word[0] == '.' ||
- (word[0] == '\'' && strcmp(word, "'\\\"") == 0) ||
- (word[0] == '\'' && strcmp(word, "'''") == 0)
- ))
- {
- no_nl=1;
- if (do_command() < 0) break;
- }
- else
- {
- if (nl == 1 && no_fill)
- line_break();
- if (*whitespace)
- print_word(whitespace);
- print_word(word);
- no_nl=0;
- }
- }
- }
-
- page_break();
+ if (catmode) {
+ if (strcmp(word, "'\\\"") == 0
+ || strcmp(word, "'''") == 0) {
+ /* This is a marker sometimes used for opening subprocesses like
+ * tbl and equ; this program ignores it.
+ */
+ do_skipeol();
+ } else if (*whitespace == '\r')
+ fprintf(ofd, "%s%s", whitespace + 1, word);
+ else
+ fprintf(ofd, "%s%s", whitespace, word);
+ } else {
+ if (keep_nl && nl && !no_nl) {
+ if (optional_keep) {
+ optional_keep = 0;
+ if (line_ptr == 0
+ || next_line_indent < 0
+ || left_indent + (line_ptr -
+ line) + 1 >
+ next_line_indent)
+ line_break();
+ else if (line_ptr != 0
+ && next_line_indent > 0) {
+ while (left_indent +
+ (line_ptr - line) +
+ 1 <=
+ next_line_indent)
+ *line_ptr++ =
+ cur_font + ' ';
+ }
+ } else
+ line_break();
+ if (keep_nl > 0)
+ keep_nl--;
+ }
+
+ if (nl == 1 && (word[0] == '.' ||
+ (word[0] == '\''
+ && strcmp(word, "'\\\"") == 0)
+ || (word[0] == '\''
+ && strcmp(word, "'''") == 0)
+ )) {
+ no_nl = 1;
+ if (do_command() < 0)
+ break;
+ } else {
+ if (nl == 1 && no_fill)
+ line_break();
+ if (*whitespace)
+ print_word(whitespace);
+ print_word(word);
+ no_nl = 0;
+ }
+ }
+ }
+
+ page_break();
}
int fetch_word(void)
{
- static int col = 0;
- char * p;
- int ch, nl;
-
- nl = 0;
- *(p = whitespace) = 0;
-
- if (!catmode && !no_fill) p++;
-
- while ((ch=fgetc(ifd)) != EOF && isspace(ch)) {
- if (nl && no_fill && ch != '.' && ch != '\n') break;
- if (nl && !catmode && ch == '\n') {
- *whitespace=0;
- strcpy(word, ".sp");
- ungetc(ch, ifd);
- return 1;
- }
- nl = (ch == '\n' || ch == '\r');
- if(nl) col=0; else col++;
-
- if (no_fill && nl && *whitespace) {
- *word=0; ungetc(ch, ifd); return 0;
- }
-
- if(p<whitespace+sizeof(whitespace)-1 && (!nl || catmode))
- *p++ = ch;
-
- if(ch == '\t' && !catmode) {
- p[-1] = ' ';
- while (col % input_tab) {
- if(p<whitespace+sizeof(whitespace)-1)
- *p++ = ' ';
- col++;
- }
- }
-
- if (!catmode && !no_fill && nl) *(p = whitespace) = 0;
- }
- *p=0;
-
- if (catmode && ch == '.' && nl) catmode = 0;
-
- *(p = word) = 0;
- if (ch == EOF || p > word+sizeof(word)/2) {
- if (p!=word) {
- ungetc(ch, ifd);
- *p = 0;
- return nl;
- }
- return -1;
- }
- ungetc(ch, ifd);
-
- while ((ch=fgetc(ifd)) != EOF && !isspace(ch)) {
- if(p<word+sizeof(word)-1) *p++ = ch; col++;
- if (ch == '\\') {
- if((ch=fgetc(ifd)) == EOF) break;
- /* if (ch == ' ') ch = ' ' + 0x80; /* XXX Is this line needed? */
- if(p<word+sizeof(word)-1) *p++ = ch; col++;
- }
- }
- *p = 0;
- ungetc(ch, ifd);
-
- return (nl != 0);
+ static int col = 0;
+ char *p;
+ int ch, nl;
+
+ nl = 0;
+ *(p = whitespace) = 0;
+
+ if (!catmode && !no_fill)
+ p++;
+
+ while ((ch = fgetc(ifd)) != EOF && isspace(ch)) {
+ if (nl && no_fill && ch != '.' && ch != '\n')
+ break;
+ if (nl && !catmode && ch == '\n') {
+ *whitespace = 0;
+ strcpy(word, ".sp");
+ ungetc(ch, ifd);
+ return 1;
+ }
+ nl = (ch == '\n' || ch == '\r');
+ if (nl)
+ col = 0;
+ else
+ col++;
+
+ if (no_fill && nl && *whitespace) {
+ *word = 0;
+ ungetc(ch, ifd);
+ return 0;
+ }
+
+ if (p < whitespace + sizeof(whitespace) - 1
+ && (!nl || catmode))
+ *p++ = ch;
+
+ if (ch == '\t' && !catmode) {
+ p[-1] = ' ';
+ while (col % input_tab) {
+ if (p <
+ whitespace + sizeof(whitespace) - 1)
+ *p++ = ' ';
+ col++;
+ }
+ }
+
+ if (!catmode && !no_fill && nl)
+ *(p = whitespace) = 0;
+ }
+ *p = 0;
+
+ if (catmode && ch == '.' && nl)
+ catmode = 0;
+
+ *(p = word) = 0;
+ if (ch == EOF || p > word + sizeof(word) / 2) {
+ if (p != word) {
+ ungetc(ch, ifd);
+ *p = 0;
+ return nl;
+ }
+ return -1;
+ }
+ ungetc(ch, ifd);
+
+ while ((ch = fgetc(ifd)) != EOF && !isspace(ch)) {
+ if (p < word + sizeof(word) - 1)
+ *p++ = ch;
+ col++;
+ if (ch == '\\') {
+ if ((ch = fgetc(ifd)) == EOF)
+ break;
+ /* if (ch == ' ') ch = ' ' + 0x80; /* XXX Is this line needed? */
+ if (p < word + sizeof(word) - 1)
+ *p++ = ch;
+ col++;
+ }
+ }
+ *p = 0;
+ ungetc(ch, ifd);
+
+ return (nl != 0);
}
int do_command(void)
{
- const char * cmd;
- int i;
- char lbuf[10];
-
- cmd = word + 1;
-
- /* Comments don't need the space */
- if (strncmp(cmd, "\\\"", 2) == 0) cmd="\\\"";
-
- for(i=0; cmd_list[i].cmd[0]; i++) {
- if (strcmp(cmd_list[i].cmd, cmd) == 0) break;
- }
-
- if (cmd_list[i].cmd[0] == 0) {
- if (verbose) {
- strncpy(lbuf, cmd, 3); lbuf[3] = 0;
- line_break();
- i=left_indent; left_indent=0;
- strcpy(word, "**** Unknown formatter command: .");
- strcat(word, lbuf);
- print_word(word);
- line_break();
- left_indent=i;
- }
-
- i=0; /* Treat as comment */
- }
-
- switch (cmd_list[i].class) {
- case 1: /* Parametered commands */
- return do_argvcmd(cmd_list[i].id);
-
- case 2: /* Font changers */
- return do_fontwords(cmd_list[i].id/10, cmd_list[i].id%10, 0);
-
- case 3: /* .so */
- fetch_word();
- strcat(man_file, word);
- close_page();
- if (find_page(man_file, (char*)0) < 0) {
- fprintf(stderr, "Cannot open .so file %s\n", word);
- return -1;
- }
- ungetc('\r', ifd);
- break;
-
- default:
- do_skipeol();
- if (cmd_list[i].id) return do_noargs(cmd_list[i].id);
- }
- return 0;
+ const char *cmd;
+ int i;
+ char lbuf[10];
+
+ cmd = word + 1;
+
+ /* Comments don't need the space */
+ if (strncmp(cmd, "\\\"", 2) == 0)
+ cmd = "\\\"";
+
+ for (i = 0; cmd_list[i].cmd[0]; i++) {
+ if (strcmp(cmd_list[i].cmd, cmd) == 0)
+ break;
+ }
+
+ if (cmd_list[i].cmd[0] == 0) {
+ if (verbose) {
+ strncpy(lbuf, cmd, 3);
+ lbuf[3] = 0;
+ line_break();
+ i = left_indent;
+ left_indent = 0;
+ strcpy(word, "**** Unknown formatter command: .");
+ strcat(word, lbuf);
+ print_word(word);
+ line_break();
+ left_indent = i;
+ }
+
+ i = 0; /* Treat as comment */
+ }
+
+ switch (cmd_list[i].class) {
+ case 1: /* Parametered commands */
+ return do_argvcmd(cmd_list[i].id);
+
+ case 2: /* Font changers */
+ return do_fontwords(cmd_list[i].id / 10,
+ cmd_list[i].id % 10, 0);
+
+ case 3: /* .so */
+ fetch_word();
+ strcat(man_file, word);
+ close_page();
+ if (find_page(man_file, (char *) 0) < 0) {
+ fprintf(stderr, "Cannot open .so file %s\n", word);
+ return -1;
+ }
+ ungetc('\r', ifd);
+ break;
+
+ default:
+ do_skipeol();
+ if (cmd_list[i].id)
+ return do_noargs(cmd_list[i].id);
+ }
+ return 0;
}
void do_skipeol(void)
{
- int ch;
- char * p = word;
-
- while ((ch=fgetc(ifd)) != EOF && ch != '\n')
- if (p<word+sizeof(word)-1) *p++ = ch;
- *p = 0;
- ungetc(ch, ifd);
- return;
+ int ch;
+ char *p = word;
+
+ while ((ch = fgetc(ifd)) != EOF && ch != '\n')
+ if (p < word + sizeof(word) - 1)
+ *p++ = ch;
+ *p = 0;
+ ungetc(ch, ifd);
+ return;
}
int do_fontwords(int this_font, int other_font, int early_exit)
{
- static char ftab[] = " RBIS";
- char *p=word;
- int i, ch;
- int in_quote = 0;
-
- no_nl=0; /* Line is effectivly been reprocessed so NL is visable */
- for(;;)
- {
- if (p == word) {
- strcpy(p, "\\f"); p[2]=ftab[this_font]; p+=3;
- }
- if ((ch=fgetc(ifd)) == EOF || ch == '\n') break;
- if (ch == '"') {
- in_quote = !in_quote;
- continue;
- }
- if (in_quote || !isspace(ch)) {
- if (isspace(ch) && p > word+3) {
- strcpy(p, "\\fR"); p+=3; *p=0; print_word(word);
- p=word;
- if (no_fill) print_word(" ");
- continue;
- }
- if (p<word+sizeof(word)-4) *p++ = ch;
- if (ch == '\\') {
- if ((ch=fgetc(ifd)) == EOF || ch == '\n') break;
- if (p<word+sizeof(word)-4) *p++ = ch;
- }
- continue;
- }
-
- if (p != word+3) {
- if (early_exit) break;
-
- if (this_font == other_font)
- {
- strcpy(p, "\\fR"); p+=3; *p=0; print_word(word);
- p=word;
- }
- i=this_font; this_font=other_font; other_font=i;
- if (p<word+sizeof(word)-4) {
- strcpy(p, "\\f"); p[2]=ftab[this_font]; p+=3;
- }
- }
- }
- ungetc(ch, ifd);
-
- if (p > word+3) {
- strcpy(p, "\\fR"); p+=3;
- *p=0;
- print_word(word);
- }
-
- return 0;
+ static char ftab[] = " RBIS";
+ char *p = word;
+ int i, ch;
+ int in_quote = 0;
+
+ no_nl = 0; /* Line is effectivly been reprocessed so NL is visable */
+ for (;;) {
+ if (p == word) {
+ strcpy(p, "\\f");
+ p[2] = ftab[this_font];
+ p += 3;
+ }
+ if ((ch = fgetc(ifd)) == EOF || ch == '\n')
+ break;
+ if (ch == '"') {
+ in_quote = !in_quote;
+ continue;
+ }
+ if (in_quote || !isspace(ch)) {
+ if (isspace(ch) && p > word + 3) {
+ strcpy(p, "\\fR");
+ p += 3;
+ *p = 0;
+ print_word(word);
+ p = word;
+ if (no_fill)
+ print_word(" ");
+ continue;
+ }
+ if (p < word + sizeof(word) - 4)
+ *p++ = ch;
+ if (ch == '\\') {
+ if ((ch = fgetc(ifd)) == EOF || ch == '\n')
+ break;
+ if (p < word + sizeof(word) - 4)
+ *p++ = ch;
+ }
+ continue;
+ }
+
+ if (p != word + 3) {
+ if (early_exit)
+ break;
+
+ if (this_font == other_font) {
+ strcpy(p, "\\fR");
+ p += 3;
+ *p = 0;
+ print_word(word);
+ p = word;
+ }
+ i = this_font;
+ this_font = other_font;
+ other_font = i;
+ if (p < word + sizeof(word) - 4) {
+ strcpy(p, "\\f");
+ p[2] = ftab[this_font];
+ p += 3;
+ }
+ }
+ }
+ ungetc(ch, ifd);
+
+ if (p > word + 3) {
+ strcpy(p, "\\fR");
+ p += 3;
+ *p = 0;
+ print_word(word);
+ }
+
+ return 0;
}
int do_noargs(int cmd_id)
{
- if (cmd_id < 10) line_break();
- switch (cmd_id) {
- case 1: no_fill = 1; break;
- case 2: no_fill = 0; break;
- case 3: pending_nl = 1; break;
- case 4: break;
- case 5: page_break(); break;
- case 6: left_indent = old_para_indent;
- pending_nl = 1;
- break;
- case 7: pending_nl = 1;
- left_indent += standard_tab;
- old_para_indent += standard_tab;
- break;
- case 8: pending_nl = 1;
- left_indent -= standard_tab;
- old_para_indent -= standard_tab;
- break;
-
- case 10: right_adjust=1; break;
- case 11: right_adjust=0; break;
- case 12: input_tab=atoi(word); if(input_tab<=0) input_tab=8; break;
- }
- return 0;
+ if (cmd_id < 10)
+ line_break();
+ switch (cmd_id) {
+ case 1:
+ no_fill = 1;
+ break;
+ case 2:
+ no_fill = 0;
+ break;
+ case 3:
+ pending_nl = 1;
+ break;
+ case 4:
+ break;
+ case 5:
+ page_break();
+ break;
+ case 6:
+ left_indent = old_para_indent;
+ pending_nl = 1;
+ break;
+ case 7:
+ pending_nl = 1;
+ left_indent += standard_tab;
+ old_para_indent += standard_tab;
+ break;
+ case 8:
+ pending_nl = 1;
+ left_indent -= standard_tab;
+ old_para_indent -= standard_tab;
+ break;
+
+ case 10:
+ right_adjust = 1;
+ break;
+ case 11:
+ right_adjust = 0;
+ break;
+ case 12:
+ input_tab = atoi(word);
+ if (input_tab <= 0)
+ input_tab = 8;
+ break;
+ }
+ return 0;
}
int do_argvcmd(int cmd_id)
{
- int ch;
-
- line_break();
- while ( (ch=fgetc(ifd)) != EOF && (ch==' ' || ch=='\t'))
- ;
- ungetc(ch, ifd);
-
- switch (cmd_id + 10*(ch=='\n')) {
- case 1: /* Title and headers */
- page_break();
- left_indent = old_para_indent = standard_tab;
- build_headers();
- break;
-
- case 2: /* Section */
- left_indent = 0;
- next_line_indent = old_para_indent = standard_tab;
- no_nl = 0; keep_nl = 1; pending_nl=1;
-
- do_fontwords(1,1,0);
- return 0;
- case 3: /* Subsection */
- left_indent = standard_tab/2;
- next_line_indent = old_para_indent = standard_tab;
- no_nl = 0; keep_nl = 1; pending_nl=1;
-
- do_fontwords(1,1,0);
- break;
-
- case 15:
- case 5: /* New para, indent except line 1 */
- do_skipeol();
- next_line_indent = old_para_indent + standard_tab;
- left_indent = old_para_indent;
- pending_nl=1;
- keep_nl = 1;
- optional_keep = 1;
- break;
-
- case 4: /* New para, indent except argument 1 */
- next_line_indent = old_para_indent + standard_tab;
- left_indent = old_para_indent;
- pending_nl=1;
- keep_nl = 1;
- optional_keep = 1;
- do_fontwords(1,1,1);
- do_skipeol();
- break;
-
- case 14:
- pending_nl = 1;
- left_indent = old_para_indent + standard_tab;
- break;
- }
-
- return 0;
+ int ch;
+
+ line_break();
+ while ((ch = fgetc(ifd)) != EOF && (ch == ' ' || ch == '\t'));
+ ungetc(ch, ifd);
+
+ switch (cmd_id + 10 * (ch == '\n')) {
+ case 1: /* Title and headers */
+ page_break();
+ left_indent = old_para_indent = standard_tab;
+ build_headers();
+ break;
+
+ case 2: /* Section */
+ left_indent = 0;
+ next_line_indent = old_para_indent = standard_tab;
+ no_nl = 0;
+ keep_nl = 1;
+ pending_nl = 1;
+
+ do_fontwords(1, 1, 0);
+ return 0;
+ case 3: /* Subsection */
+ left_indent = standard_tab / 2;
+ next_line_indent = old_para_indent = standard_tab;
+ no_nl = 0;
+ keep_nl = 1;
+ pending_nl = 1;
+
+ do_fontwords(1, 1, 0);
+ break;
+
+ case 15:
+ case 5: /* New para, indent except line 1 */
+ do_skipeol();
+ next_line_indent = old_para_indent + standard_tab;
+ left_indent = old_para_indent;
+ pending_nl = 1;
+ keep_nl = 1;
+ optional_keep = 1;
+ break;
+
+ case 4: /* New para, indent except argument 1 */
+ next_line_indent = old_para_indent + standard_tab;
+ left_indent = old_para_indent;
+ pending_nl = 1;
+ keep_nl = 1;
+ optional_keep = 1;
+ do_fontwords(1, 1, 1);
+ do_skipeol();
+ break;
+
+ case 14:
+ pending_nl = 1;
+ left_indent = old_para_indent + standard_tab;
+ break;
+ }
+
+ return 0;
}
void build_headers(void)
{
- char buffer[5][80];
- int strno=0, stroff=0;
- int last_ch = 0, ch, in_quote=0;
-
- for(ch=0; ch<5; ch++)
- buffer[ch][0] = 0;
-
- for(;;)
- {
- if ((ch=fgetc(ifd)) == EOF || ch == '\n') break;
- if (ch == '"')
- {
- if (last_ch == '\\') { stroff--; break; }
- in_quote = !in_quote;
- continue;
- }
- last_ch = ch;
- if (in_quote || !isspace(ch))
- {
- /* Nb, this does nothing about backslashes, perhaps it should */
- if (stroff< sizeof(buffer[strno])-1)
- buffer[strno][stroff++] = ch;
- continue;
- }
- buffer[strno][stroff] = 0;
-
- if (buffer[strno][0])
- {
- strno++;
- stroff=0;
- if(strno == 5) break;
- }
- }
- if (strno < 5)
- buffer[strno][stroff] = 0;
- ungetc(ch, ifd);
-
- /* Ok we should have upto 5 arguments build the header and footer */
-
- memset(little_header, ' ', right_margin);
-
- memset(line_header, ' ', right_margin);
- strcpy(line_header, buffer[0]);
- strcat(line_header, "(");
- strcat(line_header, buffer[1]);
- strcat(line_header, ")");
- ch = strlen(line_header);
- strcpy(line_header+right_margin-ch, line_header);
- line_header[ch] = ' ';
-
- ch = strlen(buffer[4]);
- if (ch > right_margin) ch = right_margin-12;
- memcpy(line_header+right_margin/2-ch/2, buffer[4], ch);
-
- memcpy(little_header, line_header, right_margin/2+ch/2+1);
- strcpy(little_header+right_margin-strlen(buffer[2]), buffer[2]);
-
- memset(line_footer, ' ', right_margin-6);
- line_footer[right_margin-6] = 0;
- memcpy(line_footer, buffer[3], strlen(buffer[3]));
-
- ch = strlen(buffer[2]);
- if (ch > right_margin) ch = right_margin-12;
- memcpy(line_footer+right_margin/2-ch/2, buffer[2], ch);
-
- do_skipeol();
+ char buffer[5][80];
+ int strno = 0, stroff = 0;
+ int last_ch = 0, ch, in_quote = 0;
+
+ for (ch = 0; ch < 5; ch++)
+ buffer[ch][0] = 0;
+
+ for (;;) {
+ if ((ch = fgetc(ifd)) == EOF || ch == '\n')
+ break;
+ if (ch == '"') {
+ if (last_ch == '\\') {
+ stroff--;
+ break;
+ }
+ in_quote = !in_quote;
+ continue;
+ }
+ last_ch = ch;
+ if (in_quote || !isspace(ch)) {
+ /* Nb, this does nothing about backslashes, perhaps it should */
+ if (stroff < sizeof(buffer[strno]) - 1)
+ buffer[strno][stroff++] = ch;
+ continue;
+ }
+ buffer[strno][stroff] = 0;
+
+ if (buffer[strno][0]) {
+ strno++;
+ stroff = 0;
+ if (strno == 5)
+ break;
+ }
+ }
+ if (strno < 5)
+ buffer[strno][stroff] = 0;
+ ungetc(ch, ifd);
+
+ /* Ok we should have upto 5 arguments build the header and footer */
+
+ memset(little_header, ' ', right_margin);
+
+ memset(line_header, ' ', right_margin);
+ strcpy(line_header, buffer[0]);
+ strcat(line_header, "(");
+ strcat(line_header, buffer[1]);
+ strcat(line_header, ")");
+ ch = strlen(line_header);
+ strcpy(line_header + right_margin - ch, line_header);
+ line_header[ch] = ' ';
+
+ ch = strlen(buffer[4]);
+ if (ch > right_margin)
+ ch = right_margin - 12;
+ memcpy(line_header + right_margin / 2 - ch / 2, buffer[4], ch);
+
+ memcpy(little_header, line_header, right_margin / 2 + ch / 2 + 1);
+ strcpy(little_header + right_margin - strlen(buffer[2]),
+ buffer[2]);
+
+ memset(line_footer, ' ', right_margin - 6);
+ line_footer[right_margin - 6] = 0;
+ memcpy(line_footer, buffer[3], strlen(buffer[3]));
+
+ ch = strlen(buffer[2]);
+ if (ch > right_margin)
+ ch = right_margin - 12;
+ memcpy(line_footer + right_margin / 2 - ch / 2, buffer[2], ch);
+
+ do_skipeol();
}
void print_word(char *pword)
* \X Print as X
*/
- char *s;
- int *d, ch=0;
- int length=0;
- int wword[256];
- int sp_font = cur_font;
-
- /* Eat and translate characters. */
- for(s=pword,d=wword; *s; s++)
- {
- ch=0;
- if (*s == '\n') continue;
- if (*s != '\\') { *d++ = (ch= *s) + cur_font; length++; }
- else
- {
- if(s[1] == 0) break;
- s++;
- if(*s == 'f')
- {
- if (s[1]) {
- static char fnt[] = " RBI";
- char * p = strchr(fnt, *++s);
- if (p == 0) cur_font = 0x100;
- else cur_font = 0x100*(p-fnt);
- }
- continue;
- }
- else if(*s == 's')
- {
- /* Font size adjusts - strip */
- while (s[1] && strchr("+-0123456789", s[1])) s++;
- continue;
- }
- else if(isalpha(*s) || strchr("!&^[]|~", *s)) continue;
- else if (*s == '(' || *s == '*')
- {
- /* XXX Humm character xlate */
-
- if (*s == '*') if (s[1]) ++s;
- if (s[1]) ++s; if (s[1]) ++s;
- *d++ = '*' + cur_font;
- length++;
- continue;
- }
-
- *d++ = *s + cur_font;
- length++;
- }
- }
-
- *d=0;
+ char *s;
+ int *d, ch = 0;
+ int length = 0;
+ int wword[256];
+ int sp_font = cur_font;
+
+ /* Eat and translate characters. */
+ for (s = pword, d = wword; *s; s++) {
+ ch = 0;
+ if (*s == '\n')
+ continue;
+ if (*s != '\\') {
+ *d++ = (ch = *s) + cur_font;
+ length++;
+ } else {
+ if (s[1] == 0)
+ break;
+ s++;
+ if (*s == 'f') {
+ if (s[1]) {
+ static char fnt[] = " RBI";
+ char *p = strchr(fnt, *++s);
+ if (p == 0)
+ cur_font = 0x100;
+ else
+ cur_font =
+ 0x100 * (p - fnt);
+ }
+ continue;
+ } else if (*s == 's') {
+ /* Font size adjusts - strip */
+ while (s[1]
+ && strchr("+-0123456789", s[1]))
+ s++;
+ continue;
+ } else if (isalpha(*s) || strchr("!&^[]|~", *s))
+ continue;
+ else if (*s == '(' || *s == '*') {
+ /* XXX Humm character xlate */
+
+ if (*s == '*')
+ if (s[1])
+ ++s;
+ if (s[1])
+ ++s;
+ if (s[1])
+ ++s;
+ *d++ = '*' + cur_font;
+ length++;
+ continue;
+ }
+
+ *d++ = *s + cur_font;
+ length++;
+ }
+ }
+
+ *d = 0;
#ifdef SPLATTER
- {
- int *x;
- fprintf(ofd, ">WORD:");
- for(x=wword; *x; x++) fputc(*x, ofd);
- fprintf(ofd, ":\n");
- }
+ {
+ int *x;
+ fprintf(ofd, ">WORD:");
+ for (x = wword; *x; x++)
+ fputc(*x, ofd);
+ fprintf(ofd, ":\n");
+ }
#endif
- if (*wword == 0) return;
-
- if (line_ptr)
- if (line_ptr + ((line_ptr[-1]&0xFF) == '.') - line + length
- >= right_margin - left_indent)
- {
- right_adjust = -right_adjust;
- line_break();
- }
-
- if (line_ptr == 0) line_ptr = line;
- else if (!no_fill && (line_ptr[-1]&0xFF) > ' ')
- {
- if ((line_ptr[-1]&0xFF) == '.')
- *line_ptr++ = cur_font + ' ';
- *line_ptr++ = sp_font;
- gaps_on_line++;
- }
-
- memcpy(line_ptr, wword, length*sizeof(int));
- line_ptr += length;
+ if (*wword == 0)
+ return;
+
+ if (line_ptr)
+ if (line_ptr + ((line_ptr[-1] & 0xFF) == '.') - line +
+ length >= right_margin - left_indent) {
+ right_adjust = -right_adjust;
+ line_break();
+ }
+
+ if (line_ptr == 0)
+ line_ptr = line;
+ else if (!no_fill && (line_ptr[-1] & 0xFF) > ' ') {
+ if ((line_ptr[-1] & 0xFF) == '.')
+ *line_ptr++ = cur_font + ' ';
+ *line_ptr++ = sp_font;
+ gaps_on_line++;
+ }
+
+ memcpy(line_ptr, wword, length * sizeof(int));
+ line_ptr += length;
}
void line_break(void)
{
- int * d, ch;
- int spg=1, rspg=1, spgs=0, gap=0;
+ int *d, ch;
+ int spg = 1, rspg = 1, spgs = 0, gap = 0;
- if (line_ptr == 0) return ;
+ if (line_ptr == 0)
+ return;
- if (current_line == 0) print_header();
+ if (current_line == 0)
+ print_header();
- if (page_length > 12 &&
- current_line+pending_nl > page_length-6)
- {
- print_footer();
- print_header();
- }
+ if (page_length > 12 &&
+ current_line + pending_nl > page_length - 6) {
+ print_footer();
+ print_header();
+ }
- if (current_line) current_line += 1+pending_nl;
- for(;pending_nl>0; pending_nl--)
- fprintf(ofd, "\n");
+ if (current_line)
+ current_line += 1 + pending_nl;
+ for (; pending_nl > 0; pending_nl--)
+ fprintf(ofd, "\n");
- if (right_adjust<0)
- {
- int over = right_margin-left_indent-(line_ptr-line);
+ if (right_adjust < 0) {
+ int over = right_margin - left_indent - (line_ptr - line);
#ifdef SPLATTER
- fprintf(ofd, ">Gaps=%d, Over=%d, ", gaps_on_line, over);
+ fprintf(ofd, ">Gaps=%d, Over=%d, ", gaps_on_line, over);
#endif
- if (gaps_on_line && over) {
- spg=rspg= 1+over/gaps_on_line;
- over = over%gaps_on_line;
- if (over) {
- if (current_line % 2) {
- spgs = over;
- spg++;
- } else {
- spgs = gaps_on_line-over;
- rspg++;
- }
- }
- }
+ if (gaps_on_line && over) {
+ spg = rspg = 1 + over / gaps_on_line;
+ over = over % gaps_on_line;
+ if (over) {
+ if (current_line % 2) {
+ spgs = over;
+ spg++;
+ } else {
+ spgs = gaps_on_line - over;
+ rspg++;
+ }
+ }
+ }
#ifdef SPLATTER
- fprintf(ofd, " (%d,%d) sw=%d\n", spg, rspg, spgs);
+ fprintf(ofd, " (%d,%d) sw=%d\n", spg, rspg, spgs);
#endif
- right_adjust=1;
- }
-
- *line_ptr = 0;
- if (*line)
- for(ch=left_indent; ch>0; ch--)
- fputc(' ', ofd);
-
- for(d=line; *d; d++) {
- ch = *d;
- if ((ch & 0xFF) == 0) {
- int i;
- if (gap++ < spgs) i=spg; else i=rspg;
- for(;i>0;i--)
- fputc(' ', ofd);
- }
- else switch (ch >> 8) {
- case 2:
- fputc(ch&0xFF, ofd); fputc('\b', ofd); fputc(ch&0xFF, ofd); break;
- case 3:
- fputc('_', ofd); fputc('\b', ofd); fputc(ch&0xFF, ofd); break;
- default:
- fputc(ch&0xFF, ofd); break;
- }
- }
- fputc('\n', ofd);
-
- line_ptr = 0;
-
- if (next_line_indent > 0)
- left_indent = next_line_indent;
- next_line_indent = -1;
- gaps_on_line=0;
+ right_adjust = 1;
+ }
+
+ *line_ptr = 0;
+ if (*line)
+ for (ch = left_indent; ch > 0; ch--)
+ fputc(' ', ofd);
+
+ for (d = line; *d; d++) {
+ ch = *d;
+ if ((ch & 0xFF) == 0) {
+ int i;
+ if (gap++ < spgs)
+ i = spg;
+ else
+ i = rspg;
+ for (; i > 0; i--)
+ fputc(' ', ofd);
+ } else
+ switch (ch >> 8) {
+ case 2:
+ fputc(ch & 0xFF, ofd);
+ fputc('\b', ofd);
+ fputc(ch & 0xFF, ofd);
+ break;
+ case 3:
+ fputc('_', ofd);
+ fputc('\b', ofd);
+ fputc(ch & 0xFF, ofd);
+ break;
+ default:
+ fputc(ch & 0xFF, ofd);
+ break;
+ }
+ }
+ fputc('\n', ofd);
+
+ line_ptr = 0;
+
+ if (next_line_indent > 0)
+ left_indent = next_line_indent;
+ next_line_indent = -1;
+ gaps_on_line = 0;
}
void page_break(void)
{
- line_break();
- if (current_line)
- print_footer();
+ line_break();
+ if (current_line)
+ print_footer();
}
void print_header(void)
{
- pending_nl = 0;
-
- if (*line_header && page_length)
- {
- current_line = 7;
- fprintf(ofd, "\n\n\n%s\n\n\n", line_header);
- }
- else if (*little_header && !page_length)
- {
- current_line = 1;
- fprintf(ofd, "%s\n\n", little_header);
- }
+ pending_nl = 0;
+
+ if (*line_header && page_length) {
+ current_line = 7;
+ fprintf(ofd, "\n\n\n%s\n\n\n", line_header);
+ } else if (*little_header && !page_length) {
+ current_line = 1;
+ fprintf(ofd, "%s\n\n", little_header);
+ }
}
void print_footer(void)
{
- if (!page_length) return;
+ if (!page_length)
+ return;
- while (current_line <= page_length-3)
- {
- fputc('\n', ofd);
- current_line++;
- }
+ while (current_line <= page_length - 3) {
+ fputc('\n', ofd);
+ current_line++;
+ }
- fprintf(ofd, "%s%6d\n\n\n", line_footer, page_no++);
- current_line = 0;
+ fprintf(ofd, "%s%6d\n\n\n", line_footer, page_no++);
+ current_line = 0;
}
/****************************************************************************
*/
int main(int argc, char **argv)
{
- int do_pclose_ofd = 0;
- int ar;
- char * mansect = 0;
- char * manname = 0;
- ofd = stdout;
- ifd = stdin;
-
- for(ar=1; ar<argc; ar++) if (argv[ar][0] == '-') {
- char * p;
- for(p=argv[ar]+1; *p; p++) switch (*p) {
- case 'w': flg_w=1; break;
- case 'v': verbose=1; break;
- case 'q': verbose=0; break;
- }
- }
- else if (isdigit(argv[ar][0])) mansect = argv[ar];
- else if (manname == 0) manname = argv[ar];
- else if (mansect == 0) {
- mansect = manname;
- manname = argv[ar];
- } else {
- fprintf(stderr, "Ignoring argument %s\n", argv[ar]);
- break;
- }
-
- if (manname == 0) {
- fprintf(stderr, "Which manpage ?\n");
- exit(1);
- }
-
- if (find_page(manname, mansect) < 0) {
- if (mansect > 0)
- fprintf(stderr, "No entry for %s in section %s of the manual.\n",
- manname, mansect);
- else
- fprintf(stderr, "No manual entry for %s\n", manname);
- exit(1);
- }
- if (flg_w) exit(0);
-
- /* ifd is now the file - display it */
- if (isatty(1)) { /* If writing to a tty try to do it to a pager */
- /* The original way that this was coded relied on popen returning
- NULL if PAGER was undefined. However, both on Linux and on
- the V7 sh in FUZIX, sh barfed when getenv returned NULL:
- sh: 0: -c requires an argument
- */
- if (getenv("PAGER")) {
- ofd = popen(getenv("PAGER"), "w");
- }
- else {
- ofd = popen("more", "w");
- }
- if (ofd == 0) {
- /* This is likely unreachable because the popen will croak
- in the absence of more:
- sh: 1: tmore: not found
- so we don't get the chance to fall-back to stdout
- */
- ofd = stdout;
- } else {
- do_pclose_ofd=1;
- page_length = 0; right_margin=78;
- }
- }
-
- do_file();
-
- /* Close files */
- if (do_pclose_ofd) pclose(ofd);
- close_page();
- exit(0);
+ int do_pclose_ofd = 0;
+ int ar;
+ char *mansect = 0;
+ char *manname = 0;
+ ofd = stdout;
+ ifd = stdin;
+
+ for (ar = 1; ar < argc; ar++)
+ if (argv[ar][0] == '-') {
+ char *p;
+ for (p = argv[ar] + 1; *p; p++)
+ switch (*p) {
+ case 'w':
+ flg_w = 1;
+ break;
+ case 'v':
+ verbose = 1;
+ break;
+ case 'q':
+ verbose = 0;
+ break;
+ }
+ } else if (isdigit(argv[ar][0]))
+ mansect = argv[ar];
+ else if (manname == 0)
+ manname = argv[ar];
+ else if (mansect == 0) {
+ mansect = manname;
+ manname = argv[ar];
+ } else {
+ fprintf(stderr, "Ignoring argument %s\n",
+ argv[ar]);
+ break;
+ }
+
+ if (manname == 0) {
+ fprintf(stderr, "Which manpage ?\n");
+ exit(1);
+ }
+
+ if (find_page(manname, mansect) < 0) {
+ if (mansect > 0)
+ fprintf(stderr,
+ "No entry for %s in section %s of the manual.\n",
+ manname, mansect);
+ else
+ fprintf(stderr, "No manual entry for %s\n",
+ manname);
+ exit(1);
+ }
+ if (flg_w)
+ exit(0);
+
+ /* ifd is now the file - display it */
+ if (isatty(1)) { /* If writing to a tty try to do it to a pager */
+ /* The original way that this was coded relied on popen returning
+ NULL if PAGER was undefined. However, both on Linux and on
+ the V7 sh in FUZIX, sh barfed when getenv returned NULL:
+ sh: 0: -c requires an argument
+ */
+ if (getenv("PAGER")) {
+ ofd = popen(getenv("PAGER"), "w");
+ } else {
+ ofd = popen("more", "w");
+ }
+ if (ofd == 0) {
+ /* This is likely unreachable because the popen will croak
+ in the absence of more:
+ sh: 1: tmore: not found
+ so we don't get the chance to fall-back to stdout
+ */
+ ofd = stdout;
+ } else {
+ do_pclose_ofd = 1;
+ page_length = 0;
+ right_margin = 78;
+ }
+ }
+
+ do_file();
+
+ /* Close files */
+ if (do_pclose_ofd)
+ pclose(ofd);
+ close_page();
+ exit(0);
}
public / FUZIX.git / commitdiff