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Fix the following testcase by disabling global substitution if the regex
is anchored to the start of line, there can be only one subst. echo "aah" | sed 's/^a/b/g'
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@ -43,11 +43,11 @@
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Unsupported features:
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Unsupported features:
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- GNU extensions
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- GNU extensions
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- and lots, lots more.
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- and more.
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Bugs:
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Bugs:
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- Cant subst globally using ^ or $ in regex, eg. "aah" | sed 's/^a/b/g'
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- lots
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Reference http://www.opengroup.org/onlinepubs/007904975/utilities/sed.html
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Reference http://www.opengroup.org/onlinepubs/007904975/utilities/sed.html
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*/
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*/
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@ -299,7 +299,9 @@ static int parse_subst_cmd(sed_cmd_t * const sed_cmd, const char *substr)
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while (substr[++idx]) {
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while (substr[++idx]) {
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switch (substr[idx]) {
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switch (substr[idx]) {
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case 'g':
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case 'g':
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sed_cmd->sub_g = 1;
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if (match[0] != '^') {
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sed_cmd->sub_g = 1;
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}
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break;
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break;
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/* Hmm, i dont see the I option mentioned in the standard */
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/* Hmm, i dont see the I option mentioned in the standard */
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case 'I':
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case 'I':
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