diff options
Diffstat (limited to '')
-rw-r--r-- | bin/cash/histedit.c | 53 |
1 files changed, 42 insertions, 11 deletions
diff --git a/bin/cash/histedit.c b/bin/cash/histedit.c index 156800a1..08339a00 100644 --- a/bin/cash/histedit.c +++ b/bin/cash/histedit.c @@ -68,6 +68,10 @@ History *hist; /* history cookie */ EditLine *el; /* editline cookie */ int displayhist; static FILE *el_in, *el_out, *el_err; +static HistEvent he_saved; + +static void history_load(const char *hf); +static void history_save(const char *hf); static char *fc_replace(const char *, char *, char *); static int not_fcnumber(const char *); @@ -92,9 +96,10 @@ histedit(void) hist = history_init(); INTON; - if (hist != NULL) + if (hist != NULL) { sethistsize(histsizeval()); - else + sethistfile(histfileval()); + } else out2fmt_flush("sh: can't initialize history\n"); } if (editing && !el && isatty(0)) { /* && isatty(2) ??? */ @@ -146,19 +151,14 @@ bad: el_source(el, NULL); } } else { - HistEvent he; - const char *hf; - INTOFF; if (el) { /* no editing if not interactive */ el_end(el); el = NULL; } if (hist) { - hf = lookupvar("HISTFILE"); - if (hf != NULL && *hf != '\0') - if (history(hist, &he, H_SAVE, hf) == -1) - out2fmt_flush("sh: can't save history\n"); + if (*histfileval() != '\0') + history_save(histfileval()); history_end(hist); hist = NULL; } @@ -170,12 +170,43 @@ bad: void sethistfile(const char *hf) { + if (hist != NULL && hf != NULL && *hf != '\0') + history_load(hf); +} + + +static void +history_load(const char *hf) { HistEvent he; + const char *ehf; - if (hist != NULL && hf != NULL && *hf != '\0') - history(hist, &he, H_LOAD, hf); + ehf = expandstr(hf); + if (ehf == NULL) + return; + if (history(hist, &he, H_LOAD, ehf) == -1) + warning("%s: %s", he.str, ehf); + else + history(hist, &he_saved, H_FIRST); +} + + +static void +history_save(const char *hf) { + HistEvent he; + const char *ehf; + + ehf = expandstr(hf); + if (ehf == NULL) + return; + if (he_saved.num == 0) + history(hist, &he_saved, H_LAST); + else + history(hist, &he_saved, H_NEXT_EVENT, he_saved.num + 1); + if (history(hist, &he, H_SAVE_INCR, ehf, he_saved.num) == -1) + warning("%s: %s", he.str, ehf); } + void sethistsize(const char *hs) { |