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improve string pooling: saves 316 bytes in .text

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tg
2010-08-28 18:50:58 +00:00
parent d09fd67299
commit 3747722db4
14 changed files with 228 additions and 199 deletions
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12
eval.c
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@@ -22,7 +22,7 @@
#include "sh.h"
__RCSID("$MirOS: src/bin/mksh/eval.c,v 1.90 2010/07/17 22:09:33 tg Exp $");
__RCSID("$MirOS: src/bin/mksh/eval.c,v 1.91 2010/08/28 18:50:49 tg Exp $");
/*
* string expansion
@@ -334,7 +334,7 @@ expand(const char *cp, /* input word */
*end = EOS;
str = snptreef(NULL, 64, "%S", beg);
afree(beg, ATEMP);
errorf("%s: bad substitution", str);
errorf("%s: %s", str, "bad substitution");
}
if (f & DOBLANK)
doblank++;
@@ -974,7 +974,7 @@ varsub(Expand *xp, const char *sp, const char *word,
}
}
if (Flag(FNOUNSET) && c == 0 && !zero_ok)
errorf("%s: parameter not set", sp);
errorf("%s: %s", sp, "parameter not set");
*stypep = 0; /* unqualified variable/string substitution */
xp->str = shf_smprintf("%d", c);
return (XSUB);
@@ -1105,7 +1105,7 @@ varsub(Expand *xp, const char *sp, const char *word,
state = XBASE; /* expand word instead of variable value */
if (Flag(FNOUNSET) && xp->str == null && !zero_ok &&
(ctype(c, C_SUBOP2) || (state != XBASE && c != '+')))
errorf("%s: parameter not set", sp);
errorf("%s: %s", sp, "parameter not set");
return (state);
}
@@ -1135,12 +1135,12 @@ comsub(Expand *xp, const char *cp)
char *name;
if ((io->flag&IOTYPE) != IOREAD)
errorf("funny $() command: %s",
errorf("%s: %s", "funny $() command",
snptreef(NULL, 32, "%R", io));
shf = shf_open(name = evalstr(io->name, DOTILDE), O_RDONLY, 0,
SHF_MAPHI|SHF_CLEXEC);
if (shf == NULL)
errorf("%s: cannot open $() input", name);
errorf("%s: %s", name, "cannot open $() input");
xp->split = 0; /* no waitlast() */
} else {
int ofd1, pv[2];