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Use GIOChannel API to read a file linewise.

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git-svn-id: http://svn.irssi.org/repos/irssi/trunk@4736 dbcabf3a-b0e7-0310-adc4-f8d773084564
This commit is contained in:
Emanuele Giaquinta 2008-03-09 11:08:44 +00:00 • committed by exg
commit a3021ccf5f
3 changed files with 42 additions and 51 deletions
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35
src/fe-common/core/fe-help.c
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@ -23,7 +23,6 @@
#include "commands.h"
#include "levels.h"
#include "misc.h"
#include "line-split.h"
#include "settings.h"
#include "printtext.h"
@ -117,46 +116,42 @@ static void help_category(GSList *cmdlist, int items)
static int show_help_file(const char *file)
{
const char *helppath;
char tmpbuf[1024], *str, *path, **paths, **tmp;
LINEBUF_REC *buffer = NULL;
int f, ret, recvlen;
char *path, **paths, **tmp;
GIOChannel *handle;
GString *buf;
gsize tpos;
helppath = settings_get_str("help_path");
paths = g_strsplit(helppath, ":", -1);
f = -1;
handle = NULL;
for (tmp = paths; *tmp != NULL; tmp++) {
/* helpdir/command or helpdir/category/command */
path = g_strdup_printf("%s/%s", *tmp, file);
f = open(path, O_RDONLY);
handle = g_io_channel_new_file(path, "r", NULL);
g_free(path);
if (f != -1)
if (handle != NULL)
break;
}
g_strfreev(paths);
if (f == -1)
if (handle == NULL)
return FALSE;
buf = g_string_sized_new(512);
/* just print to screen whatever is in the file */
do {
recvlen = read(f, tmpbuf, sizeof(tmpbuf));
ret = line_split(tmpbuf, recvlen, &str, &buffer);
if (ret > 0) {
str = g_strconcat("%|", str, NULL);
printtext_string(NULL, NULL, MSGLEVEL_CLIENTCRAP, str);
g_free(str);
while (g_io_channel_read_line_string(handle, buf, &tpos, NULL) == G_IO_STATUS_NORMAL) {
buf->str[tpos] = '\0';
g_string_prepend(buf, "%|");
printtext_string(NULL, NULL, MSGLEVEL_CLIENTCRAP, buf->str);
}
}
while (ret > 0);
line_split_free(buffer);
g_string_free(buf, TRUE);
close(f);
g_io_channel_close(handle);
return TRUE;
}