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added a naive glob() implementation which handles the most common use case 

2004-11-19  Sven Neumann  <sven@gimp.org>

	* plug-ins/common/glob.c: added a naive glob() implementation
	which handles the most common use case and is certainly better
	than nothing. Closes bug #143661 again.
This commit is contained in:
Sven Neumann 2004-11-19 21:19:07 +00:00 committed by Sven Neumann
parent 5570780082
commit 3d501d24a6
2 changed files with 82 additions and 6 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2004-11-19 Sven Neumann <sven@gimp.org>
* plug-ins/common/glob.c: added a naive glob() implementation
which handles the most common use case and is certainly better
than nothing. Closes bug #143661 again.
2004-11-19 Sven Neumann <sven@gimp.org>
* libgimp/gimp.c: converted a g_warning() to g_printerr().

82
plug-ins/common/glob.c
View File

@ -26,7 +26,8 @@
#include "libgimp/gimp.h"
#define PROCEDURE_NAME "file_glob"
#define PROCEDURE_NAME "file_glob"
static void query (void);
static void run (const gchar *name,
@ -57,7 +58,7 @@ query (void)
{
static GimpParamDef glob_args[] =
{
{ GIMP_PDB_STRING, "pattern", "The glob pattern" }
{ GIMP_PDB_STRING, "pattern" , "The glob pattern (in UTF-8 encoding)"}
};
static GimpParamDef glob_return_vals[] =
@ -71,7 +72,9 @@ query (void)
"Returns a list of matching filenames",
"This can be useful in scripts and other plugins "
"(e.g., batch-conversion). See the glob(7) manpage "
"for more info.",
"for more info. Note however that this isn't a "
"full-featured glob implementation. It only handles "
"simple patterns like \"/home/foo/bar/*.jpg\".",
"Sven Neumann",
"Sven Neumann",
"2004",
@ -128,6 +131,12 @@ glob_match (const gchar *pattern,
gint *num_matches,
gchar ***matches)
{
GDir *dir;
GPtrArray *array;
const gchar *filename;
gchar *dirname;
gchar *tmp;
g_return_val_if_fail (pattern != NULL, FALSE);
g_return_val_if_fail (num_matches != NULL, FALSE);
g_return_val_if_fail (matches != NULL, FALSE);
@ -135,6 +144,67 @@ glob_match (const gchar *pattern,
*num_matches = 0;
*matches = NULL;
/* This is not a complete glob() implementation but rather a very
* simplistic approach. However it works for the most common use
* case and is better than nothing.
*/
tmp = g_filename_from_utf8 (pattern, -1, NULL, NULL, NULL);
if (! tmp)
return FALSE;
dirname = g_path_get_dirname (tmp);
dir = g_dir_open (dirname, 0, NULL);
g_free (tmp);
if (! dir)
{
g_free (dirname);
return TRUE;
}
/* check if the pattern has a directory part at all */
tmp = g_path_get_basename (pattern);
if (strcmp (pattern, tmp) == 0)
{
g_free (dirname);
dirname = NULL;
}
g_free (tmp);
array = g_ptr_array_new ();
for (filename = g_dir_read_name (dir);
filename;
filename = g_dir_read_name (dir))
{
gchar *name;
if (dirname)
{
gchar *path = g_build_filename (dirname, filename, NULL);
name = g_filename_to_utf8 (path, -1, NULL, NULL, NULL);
g_free (path);
}
else
{
name = g_filename_to_utf8 (filename, -1, NULL, NULL, NULL);
}
if (name && glob_fnmatch (pattern, name))
g_ptr_array_add (array, name);
else
g_free (name);
}
g_dir_close (dir);
g_free (dirname);
*num_matches = array->len;
*matches = (gchar **) g_ptr_array_free (array, FALSE);
return TRUE;
}
@ -193,9 +263,9 @@ get_unescaped_char (const char **str,
return c;
}
/* Match STRING against the filename pattern PATTERN, returning zero if
it matches, nonzero if not. */
/* Match STRING against the filename pattern PATTERN,
* returning TRUE if it matches, FALSE otherwise.
*/
static gboolean
fnmatch_intern (const gchar *pattern,
const gchar *string,