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sh: Remove special case for '=' in set -x; always quote it in outqstr().

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I plan to make set -x output always printable using $'...'; avoiding quoting
words containing '=' is not worth the extra complexity.
This commit is contained in:
Jilles Tjoelker 2014-11-30 20:12:47 +00:00
parent 2c6bf3d90b
commit e753a1effb
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=275346
2 changed files with 2 additions and 11 deletions
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10
bin/sh/eval.c
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@ -774,15 +774,7 @@ xtracecommand(struct arglist *varlist, struct arglist *arglist)
for (sp = arglist->list ; sp ; sp = sp->next) {
if (sep != 0)
out2c(' ');
/* Disambiguate command looking like assignment. */
if (sp == arglist->list &&
strchr(sp->text, '=') != NULL &&
strchr(sp->text, '\'') == NULL) {
out2c('\'');
out2str(sp->text);
out2c('\'');
} else
out2qstr(sp->text);
out2qstr(sp->text);
sep = ' ';
}
out2c('\n');

3
bin/sh/output.c
View File

@ -122,8 +122,7 @@ outqstr(const char *p, struct output *file)
outstr("''", file);
return;
}
/* Caller will handle '=' if necessary */
if (p[strcspn(p, "|&;<>()$`\\\"' \t\n*?[~#")] == '\0' ||
if (p[strcspn(p, "|&;<>()$`\\\"' \t\n*?[~#=")] == '\0' ||
strcmp(p, "[") == 0) {
outstr(p, file);
return;