diff options
Diffstat (limited to 'text-utils')
-rw-r--r-- | text-utils/Makefile | 4 | ||||
-rw-r--r-- | text-utils/more.c | 6 |
2 files changed, 7 insertions, 3 deletions
diff --git a/text-utils/Makefile b/text-utils/Makefile index 5018f6a6c..a1c4dc87a 100644 --- a/text-utils/Makefile +++ b/text-utils/Makefile @@ -28,8 +28,8 @@ endif # Where to put datebase files? MOREHELP= more.help -MOREHELPFILE=$(MOREHELPDIR)/$(MOREHELP) -# MOREHELPDIR set in ../MCONFIG +MOREHELPFILE=$(MOREHELP_DIR)/$(MOREHELP) +# MOREHELP_DIR and MOREHELPDIR set in ../MCONFIG CFLAGS:=$(CFLAGS) -DMOREHELPFILE=\"$(MOREHELPFILE)\" all: $(BIN) $(USRBIN) diff --git a/text-utils/more.c b/text-utils/more.c index ac62d070c..0411b17fe 100644 --- a/text-utils/more.c +++ b/text-utils/more.c @@ -529,7 +529,7 @@ checkf (fs, clearfirst) if (magic(f, fs)) return((FILE *)NULL); c = Getc(f); - *clearfirst = c == '\f'; + *clearfirst = (c == '\f'); Ungetc (c, f); if ((file_size = stbuf.st_size) == 0) file_size = LONG_MAX; @@ -548,6 +548,10 @@ magic(f, fs) { char twobytes[2]; + /* don't try to look ahead if the input is unseekable */ + if (fseek(f, 0L, SEEK_SET)) + return(0); + if (fread(twobytes, 2, 1, f) == 1) { switch(twobytes[0] + (twobytes[1]<<8)) { case OMAGIC: /* 0407 */ |