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| author | Havoc Pennington <hp@redhat.com> | 2001-09-07 22:48:30 +0000 |
|---|---|---|
| committer | Havoc Pennington <hp@src.gnome.org> | 2001-09-07 22:48:30 +0000 |
| commit | 51d551786af17a2f9af2b8f01af9141b7090f99e (patch) | |
| tree | 92a1b6aa41dcae28d746323748d6c2b3840ff962 /gtk/gtktextiter.c | |
| parent | a3914aaf10c84a7c6e3e3ca6537af4af09892f06 (diff) | |
| download | gtk+-51d551786af17a2f9af2b8f01af9141b7090f99e.tar.gz | |
add some lame code to handle G_MININT, fixes #57424
2001-09-07 Havoc Pennington <hp@redhat.com>
* gtk/gtktextiter.c: add some lame code to handle G_MININT, fixes
#57424
Diffstat (limited to 'gtk/gtktextiter.c')
| -rw-r--r-- | gtk/gtktextiter.c | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/gtk/gtktextiter.c b/gtk/gtktextiter.c index af947d105e..ae52c76d17 100644 --- a/gtk/gtktextiter.c +++ b/gtk/gtktextiter.c @@ -31,6 +31,8 @@ #include <string.h> #include <ctype.h> +#define FIX_OVERFLOWS(varname) if ((varname) == G_MININT) (varname) = G_MININT + 1 + typedef struct _GtkTextRealIter GtkTextRealIter; struct _GtkTextRealIter @@ -2173,6 +2175,8 @@ gtk_text_iter_forward_chars (GtkTextIter *iter, gint count) g_return_val_if_fail (iter != NULL, FALSE); + FIX_OVERFLOWS (count); + real = gtk_text_iter_make_real (iter); if (real == NULL) @@ -2243,6 +2247,8 @@ gtk_text_iter_backward_chars (GtkTextIter *iter, gint count) g_return_val_if_fail (iter != NULL, FALSE); + FIX_OVERFLOWS (count); + real = gtk_text_iter_make_real (iter); if (real == NULL) @@ -2391,7 +2397,7 @@ gtk_text_iter_forward_line (GtkTextIter *iter) GtkTextRealIter *real; g_return_val_if_fail (iter != NULL, FALSE); - + real = gtk_text_iter_make_real (iter); if (real == NULL) @@ -2496,6 +2502,8 @@ gtk_text_iter_backward_line (GtkTextIter *iter) gboolean gtk_text_iter_forward_lines (GtkTextIter *iter, gint count) { + FIX_OVERFLOWS (count); + if (count < 0) return gtk_text_iter_backward_lines (iter, 0 - count); else if (count == 0) @@ -2525,6 +2533,8 @@ gtk_text_iter_forward_lines (GtkTextIter *iter, gint count) gboolean gtk_text_iter_backward_lines (GtkTextIter *iter, gint count) { + FIX_OVERFLOWS (count); + if (count < 0) return gtk_text_iter_forward_lines (iter, 0 - count); else if (count == 0) @@ -2864,6 +2874,8 @@ gtk_text_iter_forward_word_ends (GtkTextIter *iter, { g_return_val_if_fail (iter != NULL, FALSE); + FIX_OVERFLOWS (count); + if (count == 0) return FALSE; @@ -2898,6 +2910,8 @@ gtk_text_iter_backward_word_starts (GtkTextIter *iter, { g_return_val_if_fail (iter != NULL, FALSE); + FIX_OVERFLOWS (count); + if (count < 0) return gtk_text_iter_forward_word_ends (iter, -count); @@ -3223,6 +3237,8 @@ gtk_text_iter_forward_cursor_positions (GtkTextIter *iter, { g_return_val_if_fail (iter != NULL, FALSE); + FIX_OVERFLOWS (count); + if (count == 0) return FALSE; @@ -3258,6 +3274,8 @@ gtk_text_iter_backward_cursor_positions (GtkTextIter *iter, { g_return_val_if_fail (iter != NULL, FALSE); + FIX_OVERFLOWS (count); + if (count == 0) return FALSE; |