Improve compatibility groff's soelim

While here implement -C from GNU groff

Reported by:	delphij
This commit is contained in:
Baptiste Daroussin 2015-05-01 23:54:09 +00:00
parent 6f32f49c02
commit b4a0618c44
Notes: svn2git 2020-12-20 02:59:44 +00:00
svn path=/head/; revision=282330
2 changed files with 29 additions and 10 deletions

View File

@ -48,9 +48,9 @@ it replace the line by processing
Otherwise the line is printed to stdout.
.Bl -tag -width "-I dir"
.It Fl C
Compatibility with GNU groff's
.Xr soelim 1
(does nothing).
Recognise
.Em .so
when not followed by a space character.
.It Fl r
Compatibility with GNU groff's
.Xr soelim 1

View File

@ -39,6 +39,8 @@ __FBSDID("$FreeBSD$");
#include <err.h>
#include <ctype.h>
#define C_OPTION 0x1
static StringList *includes;
static void
@ -81,10 +83,10 @@ soelim_fopen(const char *name)
}
static int
soelim_file(FILE *f)
soelim_file(FILE *f, int flag)
{
char *line = NULL;
char *walk;
char *walk, *cp;
size_t linecap = 0;
ssize_t linelen;
@ -96,13 +98,27 @@ soelim_file(FILE *f)
printf("%s", line);
continue;
}
walk = line + 3;
if (!isspace(*walk) && ((flag & C_OPTION) == 0)) {
printf("%s", line);
continue;
}
while (isspace(*walk))
walk++;
while (isspace(walk[strlen(walk) - 1]))
walk[strlen(walk) - 1] = '\0';
if (soelim_file(soelim_fopen(walk)) == 1) {
cp = walk + strlen(walk) - 1;
while (cp > walk && isspace(*cp)) {
*cp = 0;
cp--;
}
if (*walk == '\0') {
printf("%s", line);
continue;
}
if (soelim_file(soelim_fopen(walk), flag) == 1) {
free(line);
return (1);
}
@ -119,6 +135,7 @@ main(int argc, char **argv)
{
int ch, i;
int ret = 0;
int flags = 0;
includes = sl_init();
if (includes == NULL)
@ -127,6 +144,8 @@ main(int argc, char **argv)
while ((ch = getopt(argc, argv, "CrtvI:")) != -1) {
switch (ch) {
case 'C':
flags |= C_OPTION;
break;
case 'r':
case 'v':
case 't':
@ -145,10 +164,10 @@ main(int argc, char **argv)
argv += optind;
if (argc == 0)
ret = soelim_file(stdin);
ret = soelim_file(stdin, flags);
for (i = 0; i < argc; i++)
ret = soelim_file(soelim_fopen(argv[i]));
ret = soelim_file(soelim_fopen(argv[i]), flags);
sl_free(includes, 0);