diff options
| -rw-r--r-- | ChangeLog | 6 | ||||
| -rw-r--r-- | Src/parse.c | 1 | ||||
| -rw-r--r-- | Src/prompt.c | 25 | ||||
| -rw-r--r-- | Src/zsh.h | 14 |
4 files changed, 28 insertions, 18 deletions
@@ -1,3 +1,9 @@ +2006-07-09 Peter Stephenson <p.w.stephenson@ntlworld.com> + + * 22542: Src/parse.c, Src/prompt.c, Src/zsh.h: 22516 was + overentusiastic about popping the command stack; turn cmdpop() + and cmdpush() into functions for better maintainability. + 2006-07-03 Peter Stephenson <pws@csr.com> * 22537: Makefile.in: rm -rf autom4te.cache on distclean. diff --git a/Src/parse.c b/Src/parse.c index c67561be2..61ef9dcdc 100644 --- a/Src/parse.c +++ b/Src/parse.c @@ -1672,7 +1672,6 @@ par_simple(int *complex, int nr) lineno += oldlineno; ecnpats = onp; ecssub = oecssub; - cmdpop(); YYERROR(oecused); } yylex(); diff --git a/Src/prompt.c b/Src/prompt.c index be7dc672c..facf777f0 100644 --- a/Src/prompt.c +++ b/Src/prompt.c @@ -31,7 +31,7 @@ #include "prompt.pro" /* text attribute mask */ - + /**/ unsigned txtattrmask; @@ -41,7 +41,7 @@ unsigned txtattrmask; mod_export unsigned txtchange; /* the command stack for use with %_ in prompts */ - + /**/ unsigned char *cmdstack; /**/ @@ -59,7 +59,7 @@ static char *cmdnames[CS_COUNT] = { "cmdsubst", "mathsubst", "elif-then", "heredoc", "heredocd", "brace", "braceparam", "always", }; - + /* The buffer into which an expanded and metafied prompt is being written, * * and its size. */ @@ -1304,3 +1304,22 @@ prompttrunc(int arg, int truncchar, int doprint, int endchar) } return 1; } + +/**/ +void +cmdpush(int cmdtok) +{ + if (cmdsp >= 0 && cmdsp < CMDSTACKSZ) + cmdstack[cmdsp++] = (unsigned char)cmdtok; +} + +/**/ +void +cmdpop(void) +{ + if (cmdsp <= 0) { + DPUTS(1, "BUG: cmdstack empty"); + fflush(stderr); + } else + cmdsp--; +} @@ -1768,20 +1768,6 @@ struct ttyinfo { /****************************************/ #define CMDSTACKSZ 256 -#define cmdpush(X) do { \ - if (cmdsp >= 0 && cmdsp < CMDSTACKSZ) \ - cmdstack[cmdsp++]=(X); \ - } while (0) -#ifdef DEBUG -# define cmdpop() do { \ - if (cmdsp <= 0) { \ - fputs("BUG: cmdstack empty\n", stderr); \ - fflush(stderr); \ - } else cmdsp--; \ - } while (0) -#else -# define cmdpop() do { if (cmdsp > 0) cmdsp--; } while (0) -#endif #define CS_FOR 0 #define CS_WHILE 1 |