diff options
Diffstat (limited to 'pager.c')
| -rw-r--r-- | pager.c | 16 |
1 files changed, 13 insertions, 3 deletions
@@ -11,6 +11,10 @@ static struct child_process pager_process = CHILD_PROCESS_INIT; static const char *pager_program; +/* Is the value coming back from term_columns() just a guess? */ +static int term_columns_guessed; + + static void close_pager_fds(void) { /* signal EOF to pager */ @@ -114,7 +118,8 @@ void setup_pager(void) { char buf[64]; xsnprintf(buf, sizeof(buf), "%d", term_columns()); - setenv("COLUMNS", buf, 0); + if (!term_columns_guessed) + setenv("COLUMNS", buf, 0); } setenv("GIT_PAGER_IN_USE", "true", 1); @@ -158,15 +163,20 @@ int term_columns(void) return term_columns_at_startup; term_columns_at_startup = 80; + term_columns_guessed = 1; col_string = getenv("COLUMNS"); - if (col_string && (n_cols = atoi(col_string)) > 0) + if (col_string && (n_cols = atoi(col_string)) > 0) { term_columns_at_startup = n_cols; + term_columns_guessed = 0; + } #ifdef TIOCGWINSZ else { struct winsize ws; - if (!ioctl(1, TIOCGWINSZ, &ws) && ws.ws_col) + if (!ioctl(1, TIOCGWINSZ, &ws) && ws.ws_col) { term_columns_at_startup = ws.ws_col; + term_columns_guessed = 0; + } } #endif |